Petroleum branching pipeline

Abstract

The utility model discloses a petroleum branching pipeline which comprises a branching box, a branching cavity is arranged in the branching box, a buffer device is arranged in the branching cavity, a connecting pipe is fixedly connected to the left side wall of the branching box, the connecting pipe is communicated with the branching cavity, the side wall of the connecting pipe is connected with an oil inlet pipe through a first flange plate, and the oil inlet pipe is communicated with the branching cavity. The side wall of the connecting pipe and the side wall of the oil inlet pipe are fixedly connected with first flange plates, the two first flange plates are fixedly connected through a plurality of bolts and a plurality of nuts, the right side wall of the branching box is fixedly connected with three oil outlet pipes, and the three oil outlet pipes all communicate with the branching cavity. Through the mutual cooperation of the branch box, the oil distribution pipe, the buffer plate, the sealing plate and other parts, impact force of petroleum can be buffered, the oil distribution pipe is prevented from loosening or falling off under continuous impact of the petroleum, and therefore the stability of petroleum conveying is improved, and operation is easy, convenient and fast.

Description

Technical Field

[0001] The utility model relates to the technical field of branch pipelines, in particular to a petroleum branch pipeline. Background Art

[0002] The existing petroleum branching pipelines for petrochemical industry operate in the following way: oil is transported from one oil pipeline to multiple subsidiary oil pipelines. The connection between the traditional oil pipeline and the branching pipeline is not reliable enough. Due to the high oil flow rate in the oil pipeline, the branching pipes are prone to loosening or falling off under the continuous impact of oil, thus affecting the transportation of oil.

[0003] For example, Chinese patent publication number CN218208341U discloses an oil tapping pipeline for petrochemical industry, comprising a main pipeline, a branch pipeline and a tapping device, wherein a first positioning ring is arranged on the side wall of the main pipeline, a first external thread is arranged on the side wall of the main pipeline located on the right side of the first positioning ring, a tapping device is arranged on the right side of the main pipeline, a tapping cavity is built in the tapping device, an oil inlet is arranged on the left side wall of the tapping cavity, an oil inlet pipe is arranged at a position corresponding to the oil inlet on the left side wall of the tapping device, the oil inlet pipe is matched with the main pipeline, and a first internal thread is arranged on the inner wall of the oil inlet pipe.

[0004] However, in the above solution, the device is not convenient to buffer the impact force caused by the oil flow rate when transporting oil, so that the branch pipe is easy to loosen or fall off under the continuous impact of oil, thereby affecting the transportation of oil. Utility Model Content

[0005] The utility model provides a petroleum tapping pipeline to solve the problems raised in the above background technology.

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

[0007] A petroleum branch pipeline comprises a branch box, wherein a branch cavity is provided in the branch box, wherein a buffer device is provided in the branch cavity, wherein a connecting pipe is fixedly connected to the left side wall of the branch box, wherein the connecting pipe is connected to the branch cavity, wherein the side wall of the connecting pipe is connected to an oil inlet pipe via a first flange, wherein the connecting pipe and the side wall of the oil inlet pipe are both fixedly connected to a first flange, wherein two of the first flanges are fixedly connected to each other via a plurality of bolts and a plurality of nuts, wherein three oil outlet pipes are fixedly connected to the right side wall of the branch box, wherein the three oil outlet pipes are all connected to the branch cavity, wherein one end of the three oil outlet pipes are connected to an oil distribution pipe via a second flange, wherein the three oil outlet pipes are fixedly connected to the side walls of the three oil distribution pipes via a second flange, wherein the second flanges of the side walls of the three oil outlet pipes are fixedly connected to the three second flanges of the side walls of the three oil distribution pipes via a plurality of bolts and a plurality of nuts.

[0008] As a further improvement of the technical solution: the buffer device includes two buffer plates, the two buffer plates are rotatably connected in the branch cavity through a rotating shaft, the two buffer plates are arranged opposite to each other, the side walls of the two buffer plates are fixedly connected with springs, one end of the two springs are fixedly connected to the side wall of the branch cavity, a sealing plate is fixedly connected to the side wall of one end of the two buffer plates, and rubber pads are provided on the side walls of the two sealing plates, and the two rubber pads on the side walls of the two sealing plates are squeezed against each other.

[0009] As a further improvement of the technical solution: both side walls of the buffer plates are fixedly connected with a plurality of baffles.

[0010] As a further improvement of the technical solution: the plurality of baffles are all made of rubber material.

[0011] As a further improvement of the technical solution: rubber pads are provided on the upper and lower side walls of the two buffer plates, and the rubber pads on the side walls of the two buffer plates are respectively fitted with the upper and lower side walls of the tapping cavity.

[0012] As a further improvement of the technical solution: a first rubber ring gasket is provided between the two first flanges, and a second rubber ring gasket is provided between the second flanges of the three oil outlet pipe side walls and the three second flanges of the three oil distribution pipe side walls.

[0013] Compared with the prior art, the beneficial effect of the utility model is that the device can buffer the impact force of oil through the mutual cooperation of the branch box, oil distribution pipe, buffer plate, sealing plate and other components, prevent the oil distribution pipe from loosening or falling off under the continuous impact of oil, thereby improving the stability of oil transportation, and the operation is simple, convenient and fast.

[0014] The above description is only an overview of the technical solution of the utility model. In order to more clearly understand the technical means of the utility model and implement it according to the contents of the specification, the following is a detailed description of the preferred embodiment of the utility model with the accompanying drawings. The specific implementation method of the utility model is given in detail by the following embodiments and their drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of the present application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation on the present invention. In the drawings:

[0016] Figure 1 This is a schematic diagram of a top-view cross-sectional structure of a petroleum tapping pipeline proposed by the utility model;

[0017] Figure 2This is a schematic diagram of the top view of the structure of a petroleum tapping pipeline proposed by the utility model;

[0018] Figure 3 The utility model is a schematic diagram of a front cross-sectional structure of a petroleum branch pipeline.

[0019] In the accompanying drawings, the components represented by the reference numerals are listed as follows:

[0020] 1. Junction box; 2. Connecting pipe; 3. Nut; 4. First rubber gasket; 5. First flange; 6. Bolt; 7. Oil inlet pipe; 8. Buffer plate; 9. Junction chamber; 10. Baffle; 11. Spring; 12. Sealing plate; 13. Oil outlet pipe; 14. Second flange; 15. Oil distribution pipe; 16. Second rubber gasket. DETAILED DESCRIPTION

[0021] The principles and features of the present invention are described below in conjunction with the accompanying drawings. The examples given are only used to explain the present invention and are not used to limit the scope of the present invention. The present invention is described in more detail in the following paragraphs by way of example with reference to the accompanying drawings. It should be noted that the accompanying drawings are all in a very simplified form and are not in precise proportions, and are only used to facilitate and clearly assist in explaining the purpose of the embodiments of the present invention.

[0022] It should be noted that when a component is referred to as being "fixed to" another component, it may be directly on the other component or there may also be a component centered. When a component is considered to be "connected to" another component, it may be directly connected to the other component or there may also be a component centered. When a component is considered to be "set on" another component, it may be directly set on the other component or there may also be a component centered. The terms "vertical", "horizontal", "left", "right" and similar expressions used herein are for illustrative purposes only.

[0023] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as those commonly understood by those skilled in the art in the technical field of the present invention. The terms used herein in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention. The term "and / or" used herein includes any and all combinations of one or more related listed items.

[0024] See also Figure 1-3In the embodiment of the utility model, a petroleum tapping pipeline comprises a tapping box 1, a tapping chamber 9 is arranged in the tapping box 1, a buffer device is arranged in the tapping chamber 9, a connecting pipe 2 is fixedly connected to the left wall of the tapping box 1, the connecting pipe 2 is communicated with the tapping chamber 9, a side wall of the connecting pipe 2 is connected with an oil inlet pipe 7 through a first flange 5, the connecting pipe 2 and the side wall of the oil inlet pipe 7 are both fixedly connected with the first flange 5, the two first flanges 5 are fixedly connected with each other through a plurality of bolts 6 and a plurality of nuts 3, three oil outlet pipes 13 are fixedly connected to the right wall of the tapping box 1, the three oil outlet pipes 13 are all communicated with the tapping chamber 9, one end of the three oil outlet pipes 13 are connected with an oil distribution pipe 15 through a second flange 14, the three oil outlet pipes 13 and the side walls of the three oil distribution pipes 15 are fixedly connected with the second flange 14, the second flanges 14 of the side walls of the three oil outlet pipes 13 are fixedly connected with the three second flanges 14 of the side walls of the three oil distribution pipes 15 through a plurality of bolts 6 and a plurality of nuts 3.

[0025] See also Figure 1 , Figure 3 The buffer device includes two buffer plates 8, which are rotatably connected in the tapping cavity 9 through a rotating shaft. The two buffer plates 8 are arranged opposite to each other. The side walls of the two buffer plates 8 are fixedly connected with springs 11. One ends of the two springs 11 are fixedly connected to the side walls of the tapping cavity 9. A sealing plate 12 is fixedly connected to the side walls of one end of the two buffer plates 8. Rubber pads are arranged on the side walls of the two sealing plates 12. The two rubber pads on the side walls of the two sealing plates 12 are squeezed against each other. The oil enters the tapping cavity 9 through the oil inlet pipe 7. Through the provided buffer plates 8, the oil will hit the two buffer plates 8, so that the two buffer plates 8 squeeze the springs 11, thereby buffering the impact force of the oil, preventing the oil distribution pipe 15 from loosening or falling off under the continuous impact of the oil, and improving the stability of oil transportation.

[0026] See also Figure 1 , Figure 3 The side walls of the two buffer plates 8 are fixedly connected with a plurality of baffles 10, and the plurality of baffles 10 are all made of rubber material. The rubber material has a certain elasticity and itself has a certain buffering effect. Through the baffles 10 made of rubber material, the oil first hits the baffles 10, which can preliminarily buffer the impact force of the oil, thereby improving the buffering effect of the impact force brought by the oil.

[0027] See also Figure 1 , Figure 3 Rubber pads are provided on the upper and lower side walls of the two buffer plates 8. The rubber pads on the side walls of the two buffer plates 8 are respectively fitted with the upper and lower side walls of the tapping chamber 9, thereby improving the sealing between the buffer plates 8 and the tapping chamber 9 and preventing the oil from flowing back when the oil transportation is stopped.

[0028] See also Figure 1-3A first rubber ring gasket 4 is provided between the two first flanges 5, and a second rubber ring gasket 16 is provided between the second flanges 14 on the side walls of the three oil outlet pipes 13 and the three second flanges 14 on the side walls of the three oil distribution pipes 15. By providing the first rubber ring gasket 4 and the second rubber ring gasket 16, the sealing between the two first flanges 5 and the two second flanges 14 can be improved to prevent oil leakage.

[0029] The working principle of the utility model is as follows: by connecting the oil inlet pipe 7 with the connecting pipe 2, fixing the oil inlet pipe 7 with the first flange 5 on the side wall of the connecting pipe 2 by using bolts 6 and nuts 3, thereby fixing the oil inlet pipe 7 with the connecting pipe 2, fixing the oil outlet pipe 13 with the second flange 14 on the side wall of the oil distribution pipe 15 by using bolts 6 and nuts 3, thereby fixing the oil outlet pipe 13 with the oil distribution pipe 15, and by providing the first rubber ring gasket 4 and the second rubber ring gasket 16, the sealing between the two first flanges 5 and the two second flanges 14 can be improved to prevent oil leakage. Phenomenon, the oil enters the tapping chamber 9 through the oil inlet pipe 7, and through the buffer plate 8, the oil will hit the two buffer plates 8, so that the two buffer plates 8 squeeze the spring 11, thereby buffering the impact force of the oil, and through the baffle plate 10 set by the rubber material, the oil first hits the baffle plate 10, which can preliminarily buffer the impact force of the oil, thereby improving the buffering effect of the impact force brought by the oil, preventing the oil distribution pipe 15 from loosening or falling off under the continuous impact of the oil, and improving the stability of oil transportation. Finally, the oil flows to the oil distribution pipe 15 through the three oil outlet pipes 13;

[0030] When the oil stops being transported, the oil cannot exert an extrusion force on the buffer plate 8. Under the action of the spring 11, the two buffer plates 8 are pressed against each other, and the two sealing plates 12 are pressed against each other, so that the tapping chamber 9 can be divided, thereby preventing the oil from flowing back.

[0031] The above description is only a preferred embodiment of the utility model and does not impose any form of limitation on the utility model. Any ordinary technician in the industry can smoothly implement the utility model as shown in the drawings of the specification and described above. However, any equivalent changes, modifications and evolutions made by technicians familiar with the profession without departing from the scope of the technical solution of the utility model using the technical content disclosed above are all equivalent embodiments of the utility model. At the same time, any equivalent changes, modifications and evolutions made to the above embodiments based on the essential technology of the utility model are still within the protection scope of the technical solution of the utility model.

Claims

1. A petroleum tapping pipeline, comprising a tapping box (1), characterized in that: The branch box (1) is provided with a branch chamber (9), and a buffer device is provided in the branch chamber (9). A connecting pipe (2) is fixedly connected to the left side wall of the branch box (1), and the connecting pipe (2) is in communication with the branch chamber (9). The side wall of the connecting pipe (2) is connected to an oil inlet pipe (7) via a first flange (5). The connecting pipe (2) and the side wall of the oil inlet pipe (7) are both fixedly connected to a first flange (5). The two first flanges (5) are fixedly connected via a plurality of bolts (6) and a plurality of nuts (3). The right side of the branch box (1) is provided with a connecting pipe (2). The side wall is fixedly connected with three oil outlet pipes (13), the three oil outlet pipes (13) are all connected with the branching chamber (9), one end of the three oil outlet pipes (13) is connected with the oil distribution pipe (15) through the second flange (14), the three oil outlet pipes (13) and the side walls of the three oil distribution pipes (15) are fixedly connected with the second flange (14), and the second flanges (14) of the side walls of the three oil outlet pipes (13) are fixedly connected with the three second flanges (14) of the side walls of the three oil distribution pipes (15) through a plurality of bolts (6) and a plurality of nuts (3).

2. The petroleum tapping pipeline according to claim 1, characterized in that: The buffer device comprises two buffer plates (8), the two buffer plates (8) are rotatably connected in the tapping cavity (9) via a rotating shaft, the two buffer plates (8) are arranged opposite to each other, the side walls of the two buffer plates (8) are fixedly connected with springs (11), one end of the two springs (11) are fixedly connected to the side wall of the tapping cavity (9), one end of the two buffer plates (8) are fixedly connected with sealing plates (12) on the side walls, the side walls of the two sealing plates (12) are provided with rubber pads, and the two rubber pads on the side walls of the two sealing plates (12) are pressed against each other.

3. The petroleum tapping pipeline according to claim 2, characterized in that: The side walls of the two buffer plates (8) are both fixedly connected with a plurality of baffles (10).

4. The petroleum tapping pipeline according to claim 3, characterized in that: The plurality of baffles (10) are all made of rubber material.

5. The petroleum tapping pipeline according to claim 2, characterized in that: Rubber pads are provided on the upper and lower side walls of the two buffer plates (8), and the rubber pads on the side walls of the two buffer plates (8) are respectively fitted with the upper and lower side walls of the tapping cavity (9).

6. The petroleum tapping pipeline according to claim 1, characterized in that: A first rubber ring gasket (4) is provided between the two first flanges (5), and a second rubber ring gasket (16) is provided between the second flanges (14) on the side walls of the three oil outlet pipes (13) and the three second flanges (14) on the side walls of the three oil distribution pipes (15).

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