Special-shaped flange

Abstract

The utility model discloses a special-shaped flange, which relates to the technical field of flanges and comprises an upper flange plate, a lower flange plate is arranged on one side of the upper flange plate through a clamping component, a plurality of groups of semicircular rubber pads are arranged inside the upper flange plate and the lower flange plate, and auxiliary components are arranged on one side of the upper flange plate and one side of the lower flange plate through connecting rods. A plurality of arc-shaped grooves are formed in the outer sides of the upper flange plate and the lower flange plate. By arranging the auxiliary assembly, the upper flange plate and the lower flange plate can be fixedly connected with the connecting pipeline through the first fastening ring, the second fastening ring and the third fastening ring respectively, the connecting pipeline can be kept fixed, and the position deviation condition caused by vibration or other environments in the using process of the connecting pipeline is effectively prevented; more effective sealing is favorably formed, and medium leakage is prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of flanges, in particular to a special-shaped flange. Background Art

[0002] Flange, also known as flange flange or flange, is a part that connects shafts to each other. It is used for connecting pipe ends. It is also used as flange on equipment inlet and outlet. It is used for connecting two equipments, such as reducer flange. Various large-diameter reactors, vacuum containers, etc. are needed in many fields of modern industry. Large-diameter flanges are needed in these applications.

[0003] For example, Chinese patent CN210424069U discloses a special-shaped hole flange, including a left flange, a right flange, a bolt assembly a, a semicircular retaining ring, a bolt assembly b and a sealing ring. The special-shaped hole flange has a simple structure, is easy to assemble, has good sealing performance and load-bearing capacity, is more secure when connected, is convenient for users to operate, and improves the practicality of the flange.

[0004] Although the above-mentioned special-shaped flange can achieve the purpose of facilitating assembly and connection during use, the connecting pipe may be in vibration or other harsh environments, which may easily cause the connecting pipe to be displaced during use. If the special-shaped flange cannot ensure the fixation of the connecting pipe during use, the connecting pipe may move and cause medium leakage, thereby reducing the sealing effect.

[0005] Currently, no effective solution has been proposed for the problems in the related technologies. Utility Model Content

[0006] In view of the problems in the related technology, the utility model proposes a special-shaped flange to overcome the above technical problems existing in the existing related technology.

[0007] To this end, the specific technical solutions adopted by the utility model are as follows:

[0008] A special-shaped flange comprises an upper flange plate, a lower flange plate is arranged on one side of the upper flange plate through a clamping assembly, a plurality of groups of semicircular rubber pads are arranged inside the upper flange plate and the lower flange plate, and an auxiliary assembly is arranged on one side of the upper flange plate and the lower flange plate through a connecting rod; a plurality of groups of arc grooves are opened on the outer sides of the upper flange plate and the lower flange plate.

[0009] Furthermore, in order to make the connection process between the upper flange and the lower flange simple and quick, there is no need for complicated bolt tightening or other tedious steps, which can improve the installation efficiency. Compared with the traditional bolt connection method, the purpose of reducing the time required for installation is achieved, and it is easy to disassemble, thereby reducing the time and labor costs during the installation and maintenance process. The snap-on assembly includes several groups of special-shaped grooves opened on the outside of the lower flange, and a square groove is opened on one side of the special-shaped groove; a special-shaped protrusion matching the special-shaped groove is provided on one side of the upper flange, and a square block matching the square groove is provided on one side of the special-shaped protrusion; a connecting plate is provided at one end of the special-shaped protrusion, and a snap plate is provided at one end of the connecting plate through a pin shaft, and the snap plate is installed on one side of the lower flange.

[0010] Furthermore, in order to fix the upper flange and the lower flange to the connecting pipe by means of fastening ring 1, fastening ring 2 and fastening ring 3 respectively, the connecting pipe can be kept fixed, and the connecting pipe can be effectively prevented from being displaced due to vibration or other environmental conditions during use, which helps to form a more effective seal and prevent medium leakage, the auxiliary components include clamping seats symmetrically installed on one side of the upper flange and the lower flange, respectively, one side of the two groups of clamping seats is provided with fastening ring 1 through two groups of connecting wheels, fastening ring 2 and fastening ring 3 are provided on both sides of fastening ring 1 through perforations, and a connecting shaft is provided inside the perforations; one side of fastening ring 1, fastening ring 2 and fastening ring 3 are provided with pipe gaskets.

[0011] The beneficial effects of the utility model are:

[0012] 1. The utility model has a simple structure and is easy to operate. The friction coefficient between the upper flange, the lower flange and the pipe to be connected can be increased by arranging a semicircular rubber pad, and the maximum static friction between the flange and the pipe can be increased, so that the pipe is not easy to slip out of the pipe clamp, thereby achieving preliminary fixation of the pipe to be connected.

[0013] 2. The utility model makes the connection process between the upper flange and the lower flange simple and quick by setting a snap-on assembly, without the need for complicated bolt tightening or other tedious steps, thereby improving installation efficiency. Compared with the traditional bolt connection method, it achieves the purpose of reducing the time required for installation and is easy to disassemble, thereby reducing the time and labor costs during the installation and maintenance process.

[0014] 3. The utility model can fix the upper flange, the lower flange and the connecting pipe respectively through the fastening ring 1, the fastening ring 2 and the fastening ring 3 by setting the auxiliary components, so that the connecting pipe can be kept fixed, and the position displacement of the connecting pipe due to vibration or other environments during use can be effectively prevented, which helps to form a more effective seal and prevent medium leakage. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0016] Figure 1 It is a structural schematic diagram of a special-shaped flange according to an embodiment of the utility model;

[0017] Figure 2 It is a partial schematic diagram of a special-shaped flange according to an embodiment of the utility model;

[0018] Figure 3 yes Figure 2 A partial enlarged view of the middle A;

[0019] Figure 4 It is a partial exploded schematic diagram of a special-shaped flange according to an embodiment of the utility model.

[0020] In the figure:

[0021] 1. Upper flange; 2. Snap-on assembly; 201. Special-shaped groove; 202. Square groove; 203. Special-shaped protrusion; 204. Square block; 205. Connecting plate; 206. Pin; 207. Snap plate; 3. Lower flange; 4. Semicircular rubber pad; 5. Connecting rod; 6. Auxiliary assembly; 601. Clamping seat; 602. Connecting wheel; 603. Fastening ring 1; 604. Perforation; 605. Fastening ring 2; 606. Fastening ring 3; 607. Connecting shaft; 608. Pipe gasket; 7. Arc groove. DETAILED DESCRIPTION

[0022] To further illustrate each embodiment, the present invention provides drawings, which are part of the disclosure of the present invention and are mainly used to illustrate the embodiments. They can be used in conjunction with the relevant descriptions in the specification to explain the operating principles of the embodiments. With reference to these contents, ordinary technicians in the field should be able to understand other possible implementation methods and advantages of the present invention. The components in the figures are not drawn to scale, and similar component symbols are generally used to represent similar components.

[0023] According to an embodiment of the utility model, a special-shaped flange is provided.

[0024] The present invention is now further described in conjunction with the accompanying drawings and specific implementation methods. Figure 1-Figure 4As shown, the special-shaped flange according to the embodiment of the utility model includes an upper flange 1, a lower flange 3 is arranged on one side of the upper flange 1 through a clamping component 2, a plurality of groups of semicircular rubber pads 4 are arranged inside the upper flange 1 and the lower flange 3, and an auxiliary component 6 is arranged on one side of the upper flange 1 and the lower flange 3 through a connecting rod 5; a plurality of groups of arc grooves 7 are opened on the outer sides of the upper flange 1 and the lower flange 3.

[0025] In one embodiment, for the above-mentioned snap-on assembly 2, the snap-on assembly 2 includes several groups of special-shaped grooves 201 opened on the outer side of the lower flange 3, and a square groove 202 is opened on one side of the special-shaped groove 201; a special-shaped protrusion 203 matching the special-shaped groove 201 is provided on one side of the upper flange 1, and a square block 204 matching the square groove 202 is provided on one side of the special-shaped protrusion 203; a connecting plate 205 is provided at one end of the special-shaped protrusion 203, and a snap plate 207 is provided at one end of the connecting plate 205 through a pin shaft 206, and the snap plate 207 is installed on one side of the lower flange 3, so that the connection process between the upper flange 1 and the lower flange 3 becomes simple and quick, without the need for complicated bolt tightening or other cumbersome steps, which can improve the installation efficiency. Compared with the traditional bolt connection method, the purpose of reducing the time required for installation is achieved, and it is easy to disassemble, thereby reducing the time and labor costs during the installation and maintenance process.

[0026] In one embodiment, for the above-mentioned auxiliary component 6, the auxiliary component 6 includes a clamping seat 601 symmetrically installed on one side of the upper flange 1 and the lower flange 3, respectively. A fastening ring 1 603 is provided on one side of the two groups of clamping seats 601 through two groups of connecting wheels 602, and a fastening ring 2 605 and a fastening ring 3 606 are provided on both sides of the fastening ring 1 603 through a through hole 604, and a connecting shaft 607 is provided inside the through hole 604; a pipe gasket 608 is provided on one side of the fastening ring 1 603, the fastening ring 2 605 and the fastening ring 3 606, so that the upper flange 1 and the lower flange 3 can be fixedly connected to the connecting pipe through the fastening ring 1 603, the fastening ring 2 605 and the fastening ring 3 606, respectively, so that the connecting pipe can be kept fixed, effectively preventing the connecting pipe from being offset due to vibration or other environments during use, and helping to form a more effective seal to prevent medium leakage.

[0027] In order to facilitate understanding of the above technical solution of the present invention, the working principle or operation method of the present invention in the actual process is described in detail below.

[0028] In actual application, the staff puts the pipes to be connected into the upper flange 1 and the lower flange 3 respectively, and increases the friction coefficient between the upper flange 1, the lower flange 3 and the pipes to be connected through the semicircular rubber pad 4, which can increase the maximum static friction between the flange and the pipe, so that the pipe is not easy to slip out of the pipe clamp, thereby achieving the initial fixation of the pipe to be connected. After the fixation is completed, the special-shaped protrusion 203 and the square block 204 are respectively inserted into the special-shaped groove 201 and the square groove 202. After the insertion is completed, the pin shaft 206 is inserted into the inside of the snap plate 207 to achieve the connection between the upper flange 1 and the lower flange 3.

[0029] After the connection is completed, the auxiliary component 6 on one side of the upper flange 1 and the lower flange 3 is used to achieve secondary fixation of the connecting pipe to the upper flange 1 and the lower flange 3. First, the fastening ring three 606 and the fastening ring one 603 are passed through the connecting pipe and sleeved on the outside of the connecting pipe. After the sleeved insertion is completed, the fastening ring two 605 and the fastening ring one 603 are connected using the connecting shaft 607 and the through hole 604, so that the connecting pipe is fixedly installed inside the fastening ring one 603, the fastening ring two 605 and the fastening ring three 606, and then under the connection of the upper flange 1, the lower flange 3 and the auxiliary component 6, the connecting pipe can be fixed for a second time, which effectively prevents the connecting pipe from being displaced due to vibration or other environmental conditions during use, and prevents medium leakage.

[0030] In summary, with the help of the above technical solution of the utility model, the utility model has a simple structure and convenient operation. The friction coefficient between the upper flange 1, the lower flange 3 and the pipe to be connected can be increased by setting the semicircular rubber pad 4, which can increase the maximum static friction between the flange and the pipe, so that the pipe is not easy to slip out of the pipe clamp, and the initial fixation of the pipe to be connected is achieved. The utility model makes the connection process between the upper flange 1 and the lower flange 3 simple and fast by setting the clamping assembly 2, without the need for complex bolt tightening or other cumbersome steps, which can improve the installation efficiency. Compared with the traditional bolt connection method, the purpose of reducing the time required for installation is achieved, and it is easy to disassemble, thereby reducing the time and labor costs in the installation and maintenance process. The utility model can fix the upper flange 1, the lower flange 3 and the connecting pipe respectively through the fastening ring 1 603, the fastening ring 2 605 and the fastening ring 3 606 by setting the auxiliary assembly 6, so that the connecting pipe can be kept fixed, effectively preventing the position displacement of the connecting pipe due to vibration or other environments during use, and helping to form a more effective seal to prevent medium leakage.

[0031] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0032] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A special-shaped flange, comprising an upper flange plate (1), characterized in that: A lower flange (3) is arranged on one side of the upper flange (1) via a clamping assembly (2); a plurality of groups of semicircular rubber pads (4) are arranged inside the upper flange (1) and the lower flange (3); and an auxiliary assembly (6) is arranged on one side of the upper flange (1) and the lower flange (3) via a connecting rod (5).

2. The special-shaped flange according to claim 1, characterized in that: A plurality of groups of arc-shaped grooves (7) are provided on the outer sides of the upper flange (1) and the lower flange (3).

3. The special-shaped flange according to claim 1, characterized in that: The clamping assembly (2) comprises a plurality of groups of special-shaped grooves (201) formed on the outer side of the lower flange (3), and a square groove (202) is formed on one side of the special-shaped grooves (201); A special-shaped protrusion (203) matching with the special-shaped groove (201) is arranged on one side of the upper flange (1), and a square block (204) matching with the square groove (202) is arranged on one side of the special-shaped protrusion (203).

4. The special-shaped flange according to claim 3, characterized in that: A connecting plate (205) is provided at one end of the special-shaped protrusion (203), a snap plate (207) is provided at one end of the connecting plate (205) via a pin shaft (206), and the snap plate (207) is installed on one side of the lower flange (3).

5. The special-shaped flange according to claim 1, characterized in that: The auxiliary component (6) comprises a clamping seat (601) symmetrically mounted on one side of the upper flange (1) and the lower flange (3), respectively; one side of the two groups of the clamping seats (601) is provided with a fastening ring 1 (603) through two groups of connecting wheels (602); fastening ring 2 (605) and fastening ring 3 (606) are provided on both sides of the fastening ring 1 (603) through a through hole (604), and a connecting shaft (607) is provided inside the through hole (604).

6. The special-shaped flange according to claim 5, characterized in that: A pipe gasket (608) is disposed on one side of the fastening ring 1 (603), the fastening ring 2 (605) and the fastening ring 3 (606).

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