High-pressure-resistant and impact-resistant flange assembly

Abstract

The utility model relates to the technical field of flange assemblies, in particular to a high-pressure-resistant and impact-resistant flange assembly which comprises a pipeline, a high-pressure-resistant and impact-resistant flange plate and a gasket, a bolt assembly is arranged on the outer side of the right end of the pipeline, the high-pressure-resistant and impact-resistant flange plate is fixedly connected to the outer side of the bolt assembly through a bolt, and a rotating device is rotationally connected to the outer side of the bolt assembly. A gasket is arranged on the inner side of the rotating device and comprises a gasket body, the right end of the gasket body is fixedly connected with a fixing ring through welding, the inner side of the fixing ring is spirally connected with a bolt, the right end of the bolt is spirally connected with a nut, the left end of the bolt is spirally connected with a gear, the outer side of the gasket body is fixedly connected with a prompting ring, and the inner side of the prompting ring is fixedly connected with an induction block. And the rotating device comprises a rotating ring, the right side of the rotating ring is fixedly connected with a limiting ring, the rotating device and the gasket are arranged, and the rotating device is rotated, so that the gasket can be quickly mounted, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of flange components, in particular to a high-pressure and impact-resistant flange component. Background Art

[0002] High-pressure and impact-resistant flange components usually refer to high-pressure self-tightening flanges, which are pipe connection components used under harsh working conditions such as high pressure, high temperature, and high corrosion. The core feature of this flange is its sealing method, which relies on the elastic deformation of the sealing lip of the sealing ring to form a hard seal. Compared with the traditional soft sealing method, it has higher sealing reliability and strength.

[0003] High-pressure and impact-resistant flange components are used in the petroleum and petrochemical industries to connect pipes, valves, pumps, etc. These occasions usually involve the transmission of high-pressure and corrosive media, and are generally installed and fixed by bolts. Due to the presence of corrosive media, flange components may need more frequent inspections and replacements, which increases working time to a certain extent;

[0004] Therefore, in view of the above problems, a high-pressure and impact-resistant flange assembly is proposed. Utility Model Content

[0005] The utility model aims to provide a high-pressure and impact-resistant flange assembly to solve the problem that the flange assembly may need more frequent inspection and replacement due to the presence of corrosive media, which increases the working time to a certain extent during installation and fixation by bolts.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A high-pressure and impact-resistant flange assembly comprises a pipeline, a high-pressure and impact-resistant flange and a gasket, a bolt assembly is provided on the outer side of the right end of the pipeline, and the outer side of the bolt assembly is fixedly connected to the high-pressure and impact-resistant flange by bolts, the outer side of the bolt assembly is rotatably connected to a rotating device, a gasket is provided on the inner side of the rotating device, the gasket comprises a gasket body, the right end of the gasket body is fixedly connected to a fixing ring by welding, the inner side of the fixing ring is spirally connected with a bolt, the right end of the bolt is spirally connected with a nut, the left end of the bolt is spirally connected with a gear, the outer side of the gasket body is fixedly connected with a prompt ring, the inner side of the prompt ring is fixedly connected with a sensing block, the rotating device comprises a rotating ring, the right side of the rotating ring is fixedly connected with a limiting ring, and the inner side of the rotating ring is fixedly connected with teeth.

[0008] As further optimized content of the present invention, the right end of the pipeline is provided with multiple connecting holes, and several bolt assemblies are provided, and the bolt assemblies correspond one-to-one with the connecting holes inside the high-pressure and impact-resistant flange, and the bolt assemblies correspond one-to-one with the connecting holes provided on the right end of the pipeline, and the pipeline is connected to the high-pressure and impact-resistant flange through the bolt assemblies.

[0009] As a further optimization of the present invention, the rotating device is rotatably arranged at the right end of the high-pressure and impact-resistant flange, the right end of the rotating device is installed at the three-quarter position of the gasket, the center points of the rotating device, the limiting ring and the gasket are located on the same horizontal line, and the rotating device, the limiting ring and the gasket are parallel to each other.

[0010] As a further optimization of the present invention, there are a plurality of teeth, the shape of the vertical section of the teeth is set to be a trapezoid, the teeth are evenly and equidistantly distributed on the inner side of the rotating ring, and the teeth are distributed in a circular array.

[0011] As a further optimization of the present invention, there are a plurality of nuts and bolts, the nut is installed at the right end of the bolt, the nuts and bolts are evenly and equidistantly distributed on the inner side of the fixing ring, the nuts and bolts are distributed in a circular array, and the nuts and bolts correspond to each other one by one.

[0012] As a further optimization of the present invention, there are several gears, the inner ring of the gear is provided with a thread, the gear is installed on the left end of the bolt, the outer side of the gear is meshed with the teeth provided on the inner side of the rotating ring, and the gears correspond to the bolts one by one.

[0013] As a further optimization of the present invention, the prompt ring is arranged at the left end of the gasket body, a plurality of sensing blocks are arranged, the cross-section of the sensing blocks is arranged in a square shape, the sensing blocks are distributed in a circular array on the inner side of the prompt ring, and the sensing blocks are embedded in the gasket body.

[0014] Compared with the prior art, the beneficial effects of the utility model are:

[0015] In the utility model, by means of the rotating device and the gasket, the gasket can be quickly installed by rotating the rotating device. When the induction block at one end of the gasket body encounters corrosive gas and water flow, the prompt ring can be controlled to flash, thereby reminding the staff to replace the gasket and improving work efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2This is a schematic diagram of the disassembled structure of the rotating device of the utility model;

[0018] Figure 3 This is a schematic diagram of the overall structure of the rotating device of the utility model;

[0019] Figure 4 This is a schematic diagram of the gear installation position structure of the utility model;

[0020] Figure 5 This is a schematic diagram of the cross-sectional structure of the utility model prompt ring.

[0021] In the figure: 1. pipeline; 2. flange; 3. gasket; 31. gasket body; 32. fixing ring; 33. nut; 34. bolt; 35. gear; 36. induction block; 37. prompt ring; 4. rotating device; 41. rotating ring; 42. limiting ring; 43. teeth; 5. bolt assembly. DETAILED DESCRIPTION

[0022] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0023] It should be noted that the terms used herein are only for describing specific embodiments and are not intended to limit the exemplary embodiments according to the present application. As used herein, unless the context clearly indicates otherwise, the singular form is also intended to include the plural form. In addition, it should be understood that when the terms "comprise" and / or "include" are used in this specification, it indicates the presence of features, steps, operations, devices, components and / or combinations thereof.

[0024] See also Figure 1-5 , the utility model provides a technical solution:

[0025] A high-pressure and impact-resistant flange assembly comprises a pipeline 1, a high-pressure and impact-resistant flange 2 and a gasket 3. A bolt assembly 5 is provided on the outer side of the right end of the pipeline 1. The outer side of the bolt assembly 5 is fixedly connected to the high-pressure and impact-resistant flange 2 by bolts. A rotating device 4 is rotatably connected to the outer side of the bolt assembly 5. A gasket 3 is provided on the inner side of the rotating device 4. The gasket 3 comprises a gasket body 31. A fixing ring 32 is fixedly connected to the right end of the gasket body 31 by welding. A bolt 34 is spirally connected to the inner side of the fixing ring 32. A nut 33 is spirally connected to the right end of the bolt 34. A gear 35 is spirally connected to the left end of the bolt 34. A prompt ring 37 is fixedly connected to the outer side of the gasket body 31. A sensing block 36 is fixedly connected to the inner side of the prompt ring 37. The rotating device 4 comprises a rotating ring 41. A limiting ring 42 is fixedly connected to the right side of the rotating ring 41. A tooth 43 is fixedly connected to the inner side of the rotating ring 41.

[0026] As a further implementation scheme of the above technical scheme: through the set pipeline 1, a plurality of connection holes are set at the right end of the pipeline 1, a plurality of bolt assemblies 5 are set, the bolt assemblies 5 correspond one-to-one with the connection holes inside the high-pressure and impact-resistant flange 2, the bolt assemblies 5 correspond one-to-one with the connection holes set at the right end of the pipeline 1, and the pipeline 1 is connected to the high-pressure and impact-resistant flange 2 through the bolt assemblies 5. Such a setting can make the overall structure more reasonable and facilitate the installation and fixation of the high-pressure and impact-resistant flange 2;

[0027] As a further implementation scheme of the above technical scheme: by setting a rotating device 4, the rotating device 4 is rotatably set at the right end of the high-pressure and impact-resistant flange 2, the right end of the rotating device 4 is installed at the three-quarter position of the gasket 3, the center points of the rotating device 4, the limiting ring 42 and the gasket 3 are located on the same horizontal line, the rotating device 4, the limiting ring 42 and the gasket 3 are parallel to each other, and the gasket 3 can be installed by rotating the rotating device 4;

[0028] As a further implementation scheme of the above technical scheme: by setting the teeth 43, there are a plurality of teeth 43, the shape of the vertical section of the teeth 43 is set to be trapezoidal, the teeth 43 are evenly and equidistantly distributed on the inner side of the rotating ring 41, and the teeth 43 are distributed in a circular array. The set teeth 43 can rotate and fix the gear 35, and can effectively fix the gasket 3;

[0029] As a further implementation scheme of the above technical scheme: by setting nuts 33 and bolts 34, a plurality of nuts 33 and bolts 34 are set, the nut 33 is installed at the right end of the bolt 34, the nuts 33 and bolts 34 are evenly and equidistantly distributed on the inner side of the fixing ring 32, the nuts 33 and bolts 34 are distributed in a circular array, the nuts 33 and bolts 34 correspond one to one, and the set nuts 33 and bolts 34 can fix the gasket body 31;

[0030] As a further implementation scheme of the above technical scheme: through the provision of gears 35, there are several gears 35, the inner ring of the gear 35 is provided with threads, the gear 35 is installed at the left end of the bolt 34, the outer side of the gear 35 is meshed with the teeth 43 provided on the inner side of the rotating ring 41, the gear 35 corresponds to the bolt 34 one by one, and the provision of the gears 35 can realize the rapid installation and removal of the gasket body 31;

[0031] As a further implementation scheme of the above technical scheme: by setting a reminder ring 37, the reminder ring 37 is set at the left end of the gasket body 31, and a plurality of sensor blocks 36 are set. The cross-section of the sensor block 36 is set in a square shape. The sensor blocks 36 are distributed in a circular array on the inner side of the reminder ring 37, and the sensor blocks 36 are embedded in the gasket body 31. When the sensor blocks 36 at one end of the gasket body 31 encounter corrosive gas and water flow, the reminder ring 37 can be controlled to flash, thereby reminding the staff to replace the gasket 3.

[0032] Workflow: Place the high-pressure and impact-resistant flange 2 at the appropriate position of the flange set at the right end of the pipeline 1, ensure that the sealing surface of the high-pressure and impact-resistant flange 2 is parallel and aligned with the sealing surface of the pipeline 1, and then insert the bolt assembly 5 through the hole on the high-pressure and impact-resistant flange 2, and at the same time, install and fix one end of the pipeline 1 through the bolt assembly 5, and then place the gasket 3 between the sealing surfaces of the two flanges, ensure the correct position and direction of the gasket 3, and install the gasket 3 by rotating the rotating device 4. The gear 35 installed at the left end of the bolt passes through the gear set on the inner side of the rotating device 4. The teeth 43 are meshed and connected, and the gear 35 can be rotated. During the rotation of the gear 35, the thread arranged on the inner side of the gear 35 can move according to the main body of the bolt 34, so that the gasket body 31 can be fixed. The gasket 3 is installed and fixed by rotating the rotating device 4. The limit ring 42 arranged can limit and fix the gasket 3, so that the gasket body 31 can achieve a better sealing effect. The induction block 36 arranged at one end of the gasket body 31 can control the prompt ring 37 to flash when encountering corrosive gas and water flow, thereby reminding the staff to replace the gasket 3.

[0033] Although the embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A high-pressure and impact-resistant flange assembly, comprising a pipeline (1), a high-pressure and impact-resistant flange (2) and a gasket (3), characterized in that: A bolt assembly (5) is provided on the outside of the right end of the pipeline (1). A high-pressure and impact-resistant flange (2) is fixedly connected to the outside of the bolt assembly (5) by bolts. A rotating device (4) is rotatably connected to the outside of the bolt assembly (5). A gasket (3) is provided on the inside of the rotating device (4). The gasket (3) comprises a gasket body (31). A fixing ring (32) is fixedly connected to the right end of the gasket body (31) by welding. A bolt (34) is spirally connected to the inside of the fixing ring (32). A nut (33) is spirally connected to the right end of the bolt (34). A gear (35) is spirally connected to the left end of the bolt (34). A prompt ring (37) is fixedly connected to the outside of the gasket body (31). A sensing block (36) is fixedly connected to the inside of the prompt ring (37). The rotating device (4) comprises a rotating ring (41). A limit ring (42) is fixedly connected to the right side of the rotating ring (41). A tooth (43) is fixedly connected to the inside of the rotating ring (41).

2. The high pressure and impact resistant flange assembly according to claim 1, characterized in that: The right end of the pipeline (1) is provided with a plurality of connection holes, and the bolt assemblies (5) are provided with a plurality of bolt assemblies (5), the bolt assemblies (5) correspond one-to-one with the connection holes inside the high-pressure and impact-resistant flange (2), and the bolt assemblies (5) correspond one-to-one with the connection holes provided at the right end of the pipeline (1), and the pipeline (1) is connected to the high-pressure and impact-resistant flange (2) through the bolt assemblies (5).

3. The high-pressure and impact-resistant flange assembly according to claim 1, characterized in that: The rotating device (4) is rotatably arranged at the right end of the high-pressure and impact-resistant flange (2); the right end of the rotating device (4) is installed at a position three-quarters of the gasket (3); the center points of the rotating device (4), the limiting ring (42) and the gasket (3) are located on the same horizontal line; and the rotating device (4), the limiting ring (42) and the gasket (3) are parallel to each other.

4. The high-pressure and impact-resistant flange assembly according to claim 1, characterized in that: A plurality of teeth (43) are provided, and the shape of the vertical section of the teeth (43) is set to be a trapezoid. The teeth (43) are evenly and equidistantly distributed on the inner side of the rotating ring (41), and the teeth (43) are distributed in a circular array.

5. The high pressure and impact resistant flange assembly according to claim 1, characterized in that: A plurality of the nuts (33) and bolts (34) are provided, the nuts (33) being mounted on the right end of the bolts (34), the nuts (33) and bolts (34) being evenly and equidistantly distributed on the inner side of the fixing ring (32), the nuts (33) and bolts (34) being distributed in a circular array, and the nuts (33) and bolts (34) corresponding to each other one by one.

6. The high-pressure and impact-resistant flange assembly according to claim 1, characterized in that: A plurality of gears (35) are provided, and the inner ring of the gear (35) is provided with a thread. The gear (35) is mounted on the left end of the bolt (34), and the outer side of the gear (35) is meshedly connected with teeth (43) provided on the inner side of the rotating ring (41), and the gears (35) correspond to the bolts (34) one by one.

7. The high pressure and impact resistant flange assembly according to claim 1, characterized in that: The prompt ring (37) is arranged at the left end of the gasket body (31), a plurality of the induction blocks (36) are arranged, the cross-section of the induction blocks (36) is arranged in a square shape, the induction blocks (36) are distributed in a circular array inside the prompt ring (37), and the induction blocks (36) are embedded inside the gasket body (31).

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