Pipeline flange with good sealing performance

Abstract

The utility model belongs to the field of flanges, and discloses a pipeline flange with good sealing performance, which comprises a first pipeline, a first flange plate is arranged on the outer side wall of the first pipeline, two first positioning rings are arranged on one side of the first flange plate, and a first connecting cylinder is arranged at one end of the first pipeline; a second flange plate is arranged on the outer side wall of the second pipeline, and two second positioning rings are arranged on one side of the second flange plate. The two L-shaped columns are arranged, so that the Z-shaped columns are driven by the sliding columns to drive the L-shaped columns, the two L-shaped columns are used for positioning the first positioning ring and the second positioning ring respectively, and the positioning accuracy is improved; the second positioning ring is used for positioning the second pipeline through the second flange plate, the first positioning ring is used for positioning the first pipeline through the first flange plate, and the fixing process of the second pipeline and the first pipeline is more convenient.

Description

Technical Field

[0001] The utility model relates to the field of flanges, and more specifically to a pipeline flange with good sealing performance. Background Art

[0002] Pipelines are the most commonly used transportation equipment, and the connection of pipelines requires pipeline connectors, which can butt the connected pipelines together and ensure that the joints are completely sealed. Existing flanges have defects such as unstable sealing performance, unstable structure, and poor safety. Utility Model Content

[0003] 1. Technical issues to be solved

[0004] The utility model aims to provide a pipeline flange with good sealing performance to solve the problems raised in the above background technology.

[0005] 2. Technical solution

[0006] A pipeline flange with good sealing performance comprises a first pipeline, an outer side wall of the first pipeline is provided with a first flange plate, one side of the first flange plate is provided with two first positioning rings, and one end of the first pipeline is provided with a first connecting tube;

[0007] A second pipe, wherein the outer side wall of the second pipe is provided with a second flange, one side of the second flange is provided with two second positioning rings, and one end of the second pipe is provided with a second connecting tube, wherein the inner side wall of the second connecting tube is in contact with the outer side wall of the first connecting tube;

[0008] Two fixed columns, the fixed column is located between the first pipe and the second pipe, the internal rotation of the fixed column is matched with the threaded rod with opposite thread directions on both sides, both sides of the threaded rod are threadedly matched with sliding blocks, the internal sliding of the fixed column is matched with a sliding column, and a rotating plate is rotatably matched between the sliding column and the sliding block, an L-shaped column is installed on one side of the sliding column, and the two L-shaped columns are respectively matched with the first positioning ring and the second positioning ring.

[0009] Preferably, the fixed column is provided with a first slideway and four second slideways, and the sliding column is located in the first slideway and the second slideway.

[0010] Preferably, a Z-shaped column is installed on one side of the sliding column, the Z-shaped column is slidably fitted in the fixed column, and one end of the L-shaped column is installed on one end of the Z-shaped column.

[0011] Preferably, first fixing blocks are installed on both sides of the sliding column, a first fixing rod is installed on one side of the first fixing block, and the first end of the rotating plate is rotatably engaged with the first fixing rod.

[0012] Preferably, second fixing blocks are installed on both sides of the sliding block, a second fixing rod is installed on one side of the second fixing block, and the second end of the rotating plate is rotatably engaged with the second fixing rod.

[0013] Preferably, guide rods are installed on both sides of the fixed column, the sliding block is slidably fitted on the guide rods, and rotating blocks are installed on both ends of the threaded rod.

[0014] 3. Beneficial effects

[0015] Compared with the prior art, the advantages of the present invention are:

[0016] 1. Two L-shaped columns are set to enable the Z-shaped column to drive the L-shaped column under the drive of the sliding column, so that the two L-shaped columns can respectively position the first positioning ring and the second positioning ring, so that the second positioning ring can position the second pipe through the second flange, and the first positioning ring can position the first pipe through the first flange, so that the process of fixing the second pipe and the first pipe is more convenient. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0018] Figure 2 for Figure 1 Schematic diagram of the structure at A in the middle;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the utility model.

[0020] Explanation of the numbers in the figure: 1. first pipe; 101. first flange; 102. first positioning ring; 103. first connecting tube; 2. second pipe; 201. second flange; 202. second positioning ring; 203. second connecting tube; 3. fixing column; 301. first slideway; 302. second slideway; 303. threaded rod; 304. rotating block; 305. sliding column; 306. Z-shaped column; 307. L-shaped column; 308. first fixing block; 309. first fixing rod; 310. rotating plate; 311. second fixing block; 312. second fixing rod; 313. sliding block. DETAILED DESCRIPTION

[0021] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0022] In the description of the present invention, "plurality" means two or more than two, unless otherwise clearly and specifically defined.

[0023] In the description of the present utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "set / connected", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present utility model can be understood according to specific circumstances.

[0024] See also Figure 1-3 , the utility model provides a technical solution:

[0025] A pipeline flange with good sealing performance comprises a first pipeline 1, a first flange 101 is installed on the outer wall of the first pipeline 1, two first positioning rings 102 are installed on one side of the first flange 101, and a first connecting tube 103 is installed at one end of the first pipeline 1, so as to facilitate fixing the first positioning ring 102 through the first pipeline 1;

[0026] A second pipe 2, the outer wall of the second pipe 2 is provided with a second flange 201, one side of the second flange 201 is provided with two second positioning rings 202, one end of the second pipe 2 is provided with a second connecting tube 203, the inner wall of the second connecting tube 203 is fitted with the outer wall of the first connecting tube 103, so that the second pipe 2 is convenient for fixing the second positioning ring 202;

[0027] Two fixed columns 3 are provided, and the fixed columns 3 are located between the first pipe 1 and the second pipe 2. The internal rotation of the fixed columns 3 is matched with the threaded rod 303 with opposite thread directions on both sides. Both sides of the threaded rod 303 are threadedly matched with sliding blocks 313. The internal sliding of the fixed columns 3 is matched with a sliding column 305. A rotating plate 310 is rotatably matched between the sliding column 305 and the sliding block 313. An L-shaped column 307 is installed on one side of the sliding column 305. The two L-shaped columns 307 are respectively matched with the first positioning ring 102 and the second positioning ring 202, which facilitates the positioning of the first positioning ring 102 and the second positioning ring 202 by the two L-shaped columns 307.

[0028] Specifically, a first slideway 301 and four second slideways 302 are provided on the fixed column 3 , and the sliding column 305 is located in the first slideway 301 and the second slideway 302 , which facilitates the sliding column 305 to slide in the first slideway 301 and the second slideway 302 .

[0029] Specifically, a Z-shaped column 306 is installed on one side of the sliding column 305 , the Z-shaped column 306 is slidably fitted in the fixed column 3 , and one end of the L-shaped column 307 is installed on one end of the Z-shaped column 306 .

[0030] Specifically, a first fixed block 308 is installed on both sides of the sliding column 305, and a first fixed rod 309 is installed on one side of the first fixed block 308. The first end of the rotating plate 310 is rotatably engaged on the first fixed rod 309, which reduces the tilting of the rotating plate 310 during rotation and improves the stability of the rotating plate 310 during rotation.

[0031] Specifically, second fixed blocks 311 are installed on both sides of the sliding block 313, and a second fixed rod 312 is installed on one side of the second fixed block 311. The second end of the rotating plate 310 is rotatably engaged on the second fixed rod 312, which facilitates fixing the second fixed rod 312 through the second fixed block 311.

[0032] Specifically, guide rods are installed on both sides of the fixed column 3, and the sliding block 313 is slidably fitted on the guide rods. Rotating blocks 304 are installed on both ends of the threaded rod 303, which facilitates the rotation of the threaded rod 303 through the rotating blocks 304.

[0033] Its supporting hydraulic system, solenoid valves and pipelines can also be provided by the manufacturer. In addition, the circuits, electronic components and modules involved in the utility model are all existing technologies and can be fully implemented by those skilled in the art. Needless to say, the content protected by the utility model does not involve improvements to the internal structure and methods.

[0034] Working principle: When the first pipe 1 and the second pipe 2 need to be installed, firstly, the inner wall of the second connecting tube 203 is attached to the inner wall of the first connecting tube 103 through the second pipe 2, and then the fixing column 3 is placed between the adjacent first positioning ring 102 and the second positioning ring 202. At this time, the two L-shaped columns 307 are respectively located in the first positioning ring 102 and the second positioning ring 202, and then the threaded rod 303 is rotated, and the threaded rod 303 drives the two sliding blocks 313 to slide. Because the screws on both sides of the threaded rod 303 are in opposite directions, Therefore, the two sliding blocks 313 move away from each other, and the sliding blocks 313 drive the sliding column 305 to slide through the rotating plate 310, and the two sliding columns 305 approach each other, and the sliding column 305 drives the L-shaped column 307 to slide through the Z-shaped column 306, and the two L-shaped columns 307 pull the first positioning ring 102 and the second positioning ring 202 to approach each other, and then drive the first flange 101 and the second flange 201 to approach each other, and then position the second pipe 2 on the first pipe 1, and then complete the installation of the first pipe 1 and the second pipe 2;

[0035] When the first pipeline 1 and the second pipeline 2 need to be disassembled, just refer to the above steps.

[0036] The above shows and describes the basic principle, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only preferred examples of the utility model and are not used to limit the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection of the utility model is defined by the attached claims and their equivalents.

Claims

1. A pipeline flange with good sealing performance, characterized in that: include A first pipeline (1), wherein an outer wall of the first pipeline (1) is provided with a first flange (101), one side of the first flange (101) is provided with two first positioning rings (102), and one end of the first pipeline (1) is provided with a first connecting tube (103); A second pipe (2), the outer side wall of the second pipe (2) being provided with a second flange (201), one side of the second flange (201) being provided with two second positioning rings (202), one end of the second pipe (2) being provided with a second connecting tube (203), the inner side wall of the second connecting tube (203) being in contact with the outer side wall of the first connecting tube (103); Two fixed columns (3), the fixed columns (3) are located between the first pipe (1) and the second pipe (2), the fixed columns (3) are internally rotatably matched with threaded rods (303) with opposite thread directions on both sides, both sides of the threaded rods (303) are threadedly matched with sliding blocks (313), the fixed columns (3) are internally slidably matched with sliding columns (305), a rotating plate (310) is rotatably matched between the sliding columns (305) and the sliding blocks (313), an L-shaped column (307) is installed on one side of the sliding column (305), and the two L-shaped columns (307) are respectively matched with the first positioning ring (102) and the second positioning ring (202).

2. A pipeline flange with good sealing performance according to claim 1, characterized in that: The fixed column (3) is provided with a first slideway (301) and four second slideways (302), and the sliding column (305) is located in the first slideway (301) and the second slideway (302).

3. A pipeline flange with good sealing performance according to claim 1, characterized in that: A Z-shaped column (306) is installed on one side of the sliding column (305), and the Z-shaped column (306) is slidably fitted in the fixed column (3), and one end of the L-shaped column (307) is installed on one end of the Z-shaped column (306).

4. A pipeline flange with good sealing performance according to claim 1, characterized in that: A first fixing block (308) is installed on both sides of the sliding column (305), a first fixing rod (309) is installed on one side of the first fixing block (308), and the first end of the rotating plate (310) is rotatably engaged with the first fixing rod (309).

5. The pipeline flange with good sealing performance according to claim 1, characterized in that: Second fixing blocks (311) are installed on both sides of the sliding block (313), a second fixing rod (312) is installed on one side of the second fixing block (311), and the second end of the rotating plate (310) is rotatably engaged with the second fixing rod (312).

6. The pipeline flange with good sealing performance according to claim 1, characterized in that: Guide rods are installed on both sides of the fixed column (3), the sliding block (313) is slidably fitted on the guide rods, and rotating blocks (304) are installed on both ends of the threaded rod (303).

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