Petroleum pipeline port connecting structure

Abstract

The utility model relates to the technical field of petroleum pipeline connection, and discloses a petroleum pipeline port connecting structure which comprises a connecting pipe, the left end and the right end of the connecting pipe are both connected with external pipelines in a sliding mode, the inner wall of the connecting pipe is both fixedly connected with partition plates, and the adjacent sides of the two partition plates are both provided with discharging ports. And a plurality of sliding ways are fixedly connected to the adjacent sides of the two partition plates correspondingly, limiting rods are fixedly connected to the interiors of the multiple sliding ways correspondingly, springs are fixedly connected to the outer walls of the multiple limiting rods correspondingly, and sliding blocks are slidably connected to the outer walls of the multiple limiting rods correspondingly. According to the sealing device, the inclined blocks are extruded towards the two sides, so that the sealing columns are inserted into the discharging openings in the partition plate, the discharging openings are sealed, and therefore blocking treatment of the single-end pipeline is rapidly completed, and the clamping plates are driven by rotating the reinforcing bolts to fix the externally-connected pipeline; and the rubber sleeve is matched with the screw rod, so that protection on an external pipeline can be improved.

Description

Technical Field

[0001] The utility model relates to the technical field of oil pipeline connection, in particular to an oil pipeline port connection structure. Background Art

[0002] Petroleum is produced from carbon in the earth's crust, has nothing to do with living things, and is renewable. Petroleum is mainly used as fuel and gasoline, and is also the raw material for many chemical industrial products, such as solutions, fertilizers, pesticides and plastics.

[0003] Most of the existing oil pipelines are connected in multiple sections through flanges, which can ensure the convenience of pipeline maintenance and transportation.

[0004] The two pipelines connected end to end lack a device to control the flow of oil, which requires closing the main valve and extracting the oil in the pipe when replacing or repairing, which seriously affects the efficiency of repair and replacement. Therefore, an oil pipeline port connection structure is proposed to solve the above problem. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a petroleum pipeline port connection structure, which aims to improve the problem in the prior art that when replacing the petroleum pipeline, the main valve needs to be closed and the oil in the pipe needs to be extracted, which greatly affects the efficiency of the whole process.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a petroleum pipeline port connection structure, including a connecting pipe, the left and right ends of the connecting pipe are slidably connected with an external pipeline, the inner wall of the connecting pipe is fixedly connected with a partition, the adjacent sides of the two partitions are provided with a discharge port, the adjacent sides of the two partitions are fixedly connected with a plurality of slideways, the interiors of the plurality of slideways are fixedly connected with a limiting rod, the outer walls of the plurality of limiting rods are fixedly connected with a spring, the outer walls of the plurality of limiting rods are slidably connected with a slider, the adjacent plurality of sliders are fixedly connected with an inclined block, the far sides of the two inclined blocks are fixedly connected with a sealing column, the outer wall of the connecting pipe is threadedly connected with a threaded rod, the bottom end of the threaded rod is rotatably connected with a top block, and the outer wall of the external pipeline is provided with a reinforcement mechanism, which is used to improve the sealing between the external pipeline and the connecting pipe.

[0007] As a further description of the above technical solution:

[0008] The reinforcement mechanism includes two fixed shells, the inner walls of the two fixed shells are arranged on the outer wall of the external pipe, the outer walls of the two fixed shells are fixedly connected with a plurality of connecting plates, the sides of the plurality of connecting plates are rotatably connected with knobs, the adjacent ends of the plurality of knobs are fixedly connected with screws, the adjacent ends of the plurality of screws are threadedly connected with connecting columns, the outer walls of the two fixed shells are threadedly connected with a plurality of reinforcing bolts, the adjacent ends of the plurality of reinforcing bolts penetrate the outer wall of the fixed shell and are rotatably connected with clamping plates.

[0009] As a further description of the above technical solution:

[0010] Adjacent sides of the plurality of clamping plates are all fixedly connected with rubber strips, and outer walls of the plurality of screw rods are all fixedly connected with rubber sleeves.

[0011] As a further description of the above technical solution:

[0012] The top end of the threaded rod is fixedly connected with a turning handle.

[0013] As a further description of the above technical solution:

[0014] The outer walls of the connecting pipe and the external pipeline are both fixedly connected with flanges.

[0015] As a further description of the above technical solution:

[0016] Adjacent sides of the plurality of flanges are provided with screw holes, and the interiors of the plurality of screw holes are threadedly connected with bolts.

[0017] As a further description of the above technical solution:

[0018] The outer walls of the two external pipes are fixedly connected with sealing rings, and the outer walls of the two sealing rings are arranged on the inner wall of the connecting pipe.

[0019] As a further description of the above technical solution:

[0020] The diameter of the bolt is matched to the inner diameter of the screw hole.

[0021] The utility model has the following beneficial effects:

[0022] 1. In the utility model, the threaded rod is rotated downward to drive the top block to extrude downward, and then the inclined block is driven to extrude to both sides, so that the sealing column is inserted into the discharge port on the partition, and the discharge port is sealed, thereby quickly completing the plugging of the single-end pipeline, the top block is separated from the inclined block, and the spring drives the slider to slide to the adjacent side, so that the sealing column is separated from the discharge port, and normal discharge is achieved.

[0023] 2. In the utility model, the clamping plate is driven to fix the external pipe by rotating the reinforcing bolt, and the fixing shell and the external pipe are squeezed inward by rotating the screw, thereby improving the sealing between the external pipe and the connecting pipe. At the same time, the protection of the external pipe can be improved by the rubber sleeve and the screw. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional schematic diagram of a petroleum pipeline port connection structure proposed by the utility model;

[0025] Figure 2 This is a disassembled diagram of a petroleum pipeline port connection structure proposed by the utility model;

[0026] Figure 3 The utility model is a partial structural schematic diagram of a petroleum pipeline port connection structure proposed by the utility model.

[0027] Legend:

[0028] 1. Connecting pipe; 2. Reinforcement mechanism; 201. Fixed shell; 202. Connecting plate; 203. Turning knob; 204. Screw; 205. Connecting column; 206. Reinforcement bolt; 207. Clamping plate; 208. Rubber strip; 209. Rubber sleeve; 3. Partition; 4. Discharge port; 5. Slide; 6. Limit rod; 7. Spring; 8. Slider; 9. Sealing column; 10. Bevel block; 11. Threaded rod; 12. Top block; 13. External pipe; 14. Flange; 15. Screw hole; 16. Bolt; 17. Sealing ring; 18. Turning handle. DETAILED DESCRIPTION

[0029] 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.

[0030] Reference Figure 1 and Figure 2The utility model provides an embodiment: a petroleum pipeline port connection structure, including a connecting pipe 1, both left and right ends of the connecting pipe 1 are slidably connected with an external pipe 13, the inner wall of the connecting pipe 1 is fixedly connected with a partition 3, the adjacent sides of the two partitions 3 are provided with a discharge port 4, the adjacent sides of the two partitions 3 are fixedly connected with a plurality of slideways 5, the interiors of the plurality of slideways 5 are fixedly connected with a limit rod 6, the outer walls of the plurality of limit rods 6 are fixedly connected with a spring 7, the outer walls of the plurality of limit rods 6 are slidably connected with a slider 8, the adjacent sides of the plurality of sliders 8 An inclined block 10 is fixedly connected between them, and a sealing column 9 is fixedly connected to the far side of the two inclined blocks 10. The outer wall of the connecting pipe 1 is threadedly connected to a threaded rod 11, and the bottom end of the threaded rod 11 is rotatably connected to a top block 12. The outer wall of the external pipe 13 is provided with a reinforcement mechanism 2, and the reinforcement mechanism 2 is used to improve the sealing between the external pipe 13 and the connecting pipe 1. The outer walls of the two external pipes 13 are fixedly connected to sealing rings 17, and the outer walls of the two sealing rings 17 are arranged on the inner wall of the connecting pipe 1. The top of the threaded rod 11 is fixedly connected to a turning handle 18.

[0031] Specifically, partitions 3 are fixed on both sides of the inner wall of the connecting pipe 1, and external pipes 13 are inserted at both ends of the connecting pipe 1. A discharge port 4 is opened in the middle of the partition 3, and oil can be discharged through the discharge port 4. A slideway 5 is fixed on the adjacent side of the partition 3, and a limit rod 6 is installed inside the slideway 5. A spring 7 is fixed on the outer wall of the limit rod 6. A slider 8 is slid on the outer wall of the limit rod 6, and an inclined block 10 is fixed between the adjacent sliders 8. Sealing columns 9 are fixed on both sides of the inclined block 10, and the outer wall of the sealing column 9 slides in the discharge port 4. A threaded rod 11 is installed on the outer wall of the connecting pipe 1, and a top block 12 is installed at the bottom end of the threaded rod 11. A sealing ring 17 is fixed on the outer wall of the external pipe 13, and the sealing between the connecting pipe 1 and the external pipe 13 can be ensured by the sealing ring 17.

[0032] Reference Figure 1 and Figure 3 The reinforcement mechanism 2 includes two fixed shells 201, the inner walls of the two fixed shells 201 are arranged on the outer wall of the external pipe 13, the outer walls of the two fixed shells 201 are fixedly connected with multiple connecting plates 202, the sides away from the multiple connecting plates 202 are rotatably connected with knobs 203, the adjacent ends of the multiple knobs 203 are fixedly connected with screws 204, the adjacent ends of the multiple screws 204 are threadedly connected with connecting columns 205, the outer walls of the two fixed shells 201 are threadedly connected with multiple reinforcing bolts 206, the adjacent ends of the multiple reinforcing bolts 206 penetrate the outer wall of the fixed shell 201 and are rotatably connected with clamping plates 207, the adjacent sides of the multiple clamping plates 207 are fixedly connected with rubber strips 208, and the outer walls of the multiple screws 204 are fixedly connected with rubber sleeves 209.

[0033] Specifically, a fixed shell 201 is provided on the outer wall of the external pipe 13, a reinforcing bolt 206 is installed on the outer wall of the fixed shell 201, a clamping plate 207 is rotatably installed on the other end of the reinforcing bolt 206, the clamping plate 207 is driven to rotate inward by rotating the reinforcing bolt 206, and the external pipe 13 is clamped and fixed by the clamping plate 207, and a connecting plate 202 is fixedly installed on the outer wall of the fixed shell 201, and a knob 203 is installed on both sides of the connecting plate 202, and the knob 203 is connected to the screw rod 204, and the adjacent ends of the screw rod 204 are threadedly connected through the connecting column 205, and when the screw rod 204 is rotated, the fixed shell 201 and the external pipe 13 are driven to be squeezed inward, thereby improving the sealing between the external pipe 13 and the connecting pipe 1. At the same time, a rubber sleeve 209 is installed on the outer wall of the screw rod 204, and the protection of the external pipe 13 can be improved by the rubber sleeve 209 and the screw rod 204.

[0034] Reference Figure 1 and Figure 2 The outer walls of the connecting pipe 1 and the external pipe 13 are fixedly connected with flanges 14, and adjacent sides of multiple flanges 14 are provided with screw holes 15, and the interiors of the multiple screw holes 15 are threadedly connected with bolts 16, and the diameter of the bolts 16 is adapted to the inner diameter of the screw holes 15.

[0035] Specifically, flanges 14 are fixed to the outer walls of the connecting pipe 1 and the external pipe 13 , and multiple screw holes 15 are opened on both sides of the flange 14 , and the external pipe 13 and the connecting pipe 1 are connected through the screw holes 15 and bolts 16 .

[0036] Working principle: First, the threaded rod 11 is rotated downward to drive the top block 12 to be squeezed downward, and then the inclined block 10 is driven to be squeezed to both sides, so that the sealing column 9 is inserted into the discharge port 4 on the partition 3, and the discharge port 4 is sealed, thereby quickly completing the blocking of the single-end pipeline. When the threaded rod 11 is rotated upward, the top block 12 is separated from the inclined block 10, and then the spring 7 on the limit rod 6 drives the slider 8 to slide to the adjacent side, so that the sealing column 9 is separated from the discharge port 4 to achieve normal discharge.

[0037] The reinforcing bolt 206 is rotated to drive the clamping plate 207 to rotate inward, and the external pipe 13 is clamped and fixed by the clamping plate 207. When the screw 204 is rotated, the fixing shell 201 and the external pipe 13 are pressed inward, thereby improving the sealing between the external pipe 13 and the connecting pipe 1. At the same time, a rubber sleeve 209 is installed on the outer wall of the screw 204, and the rubber sleeve 209 cooperates with the screw 204 to improve the protection of the external pipe 13.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. 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 petroleum pipeline port connection structure, comprising a connection pipe (1), characterized in that: The left and right ends of the connecting pipe (1) are slidably connected to external pipes (13), the inner wall of the connecting pipe (1) is fixedly connected to a partition (3), the adjacent sides of the two partitions (3) are provided with a discharge port (4), the adjacent sides of the two partitions (3) are fixedly connected to a plurality of slideways (5), the interiors of the plurality of slideways (5) are fixedly connected to limit rods (6), the outer walls of the plurality of limit rods (6) are fixedly connected to springs (7), and the outer walls of the plurality of limit rods (6) are slidably connected to the outer wall of the plurality of limit rods (6). A slider (8) is connected, and a plurality of adjacent sliders (8) are fixedly connected with an inclined block (10), and the two inclined blocks (10) are fixedly connected with a sealing column (9) on the side away from each other. The outer wall of the connecting pipe (1) is threadedly connected with a threaded rod (11), and the bottom end of the threaded rod (11) is rotatably connected with a top block (12). The outer wall of the external pipe (13) is provided with a reinforcement mechanism (2), and the reinforcement mechanism (2) is used to improve the sealing between the external pipe (13) and the connecting pipe (1).

2. The petroleum pipeline port connection structure according to claim 1, characterized in that: The reinforcement mechanism (2) comprises two fixed shells (201), the inner walls of the two fixed shells (201) are arranged on the outer wall of the external pipe (13), the outer walls of the two fixed shells (201) are fixedly connected to a plurality of connecting plates (202), the sides of the plurality of connecting plates (202) are rotatably connected to a knob (203), the adjacent ends of the plurality of rotating knobs (203) are fixedly connected to a screw rod (204), the adjacent ends of the plurality of screw rods (204) are threadedly connected to a connecting column (205), the outer walls of the two fixed shells (201) are threadedly connected to a plurality of reinforcing bolts (206), and the adjacent ends of the plurality of reinforcing bolts (206) penetrate the outer wall of the fixed shell (201) and are rotatably connected to a clamping plate (207).

3. The petroleum pipeline port connection structure according to claim 2, characterized in that: Adjacent sides of the plurality of clamping plates (207) are fixedly connected with rubber strips (208), and outer walls of the plurality of screw rods (204) are fixedly connected with rubber sleeves (209).

4. The petroleum pipeline port connection structure according to claim 1, characterized in that: The top end of the threaded rod (11) is fixedly connected with a turning handle (18).

5. The petroleum pipeline port connection structure according to claim 1, characterized in that: The outer walls of the connecting pipe (1) and the external pipe (13) are both fixedly connected with flanges (14).

6. The petroleum pipeline port connection structure according to claim 5, characterized in that: A screw hole (15) is provided on adjacent sides of the plurality of flanges (14), and bolts (16) are threadedly connected inside the plurality of screw holes (15).

7. The petroleum pipeline port connection structure according to claim 1, characterized in that: The outer walls of the two external pipes (13) are fixedly connected with sealing rings (17), and the outer walls of the two sealing rings (17) are arranged on the inner wall of the connecting pipe (1).

8. The petroleum pipeline port connection structure according to claim 6, characterized in that: The diameter of the bolt (16) is matched to the inner diameter of the screw hole (15).

Images