Automatic control device for long-distance oil and gas conveying pipe network

Abstract

According to the automatic control device for the long-distance oil and gas conveying pipe network, the side face of a control shell is fixedly connected with a connecting disc, the side face of the connecting disc is fixedly connected with a conveying pipe, a control mechanism is arranged in a conveying control shell, and the top of a motor is fixedly connected to the inner wall of the control shell. Through mutual distribution among components such as a motor, a gear and a control panel of the control mechanism, when gas conveying is needed, a worker starts the motor, the control panel is moved through meshing of the gear and a rack, so that a sealing strip leaves the inlaying groove, then a gas conveying opening is opened, and the worker can conveniently convey gas according to the use requirement. By means of the design, the effect of controlling the flow of gas conveying is achieved, it is effectively ensured that the flow in the pipeline is stable, and the risk caused by too large or too small flow is avoided.

Description

Technical Field

[0001] The utility model belongs to the technical field of long-distance oil pipelines, in particular to an automatic control device for a long-distance oil and gas pipeline network. Background Art

[0002] Long-distance oil and gas pipelines are not only long distances and high transmission pressures, but also have the potential for defects in every link during the design, construction, and operation management processes, which may cause gas leaks in pipeline equipment and connections, leading to fires, explosions, and other accidents.

[0003] According to a disclosed automatic control and delivery device for a natural gas pipeline (publication number: CN 214744191U), it includes a delivery pipeline and a support bearing plate; a fixed connecting plate is provided on the outer wall of the top of the support bearing plate; an electric guide rail is provided on the inner wall of one side of the fixed connecting plate; an electric limit rod is movably connected to the outer wall of one side of the electric guide rail; a movable connecting hole is provided on the inner wall of one side of the electric limit rod; internal threaded plates are movably connected to the outer walls on both sides of the movable connecting hole; a limit threaded rod is movably connected to the inner wall of one side of the internal threaded plate; and a limit connecting plate is provided on the outer wall of one side of the limit threaded rod.

[0004] In the above application, due to the mutual cooperation between the conveying pipeline and the supporting bearing plate assembly, it is difficult to solve the function of flow control of the conveying pipeline during use, resulting in unstable flow in the pipeline and the risk of excessive or insufficient flow. Therefore, we proposed an automatic control device for long-distance oil and gas pipeline networks. Utility Model Content

[0005] The purpose of the utility model is to provide an automated control device for a long-distance oil and gas pipeline network. Through the mutual coordination between the motor, gears and control panel of the control mechanism, when gas transportation is needed, the staff starts the motor, and through the engagement between the gear and the rack, the control panel moves so that the sealing strip leaves the inside of the inlay groove, thereby opening the gas transmission port. The staff can control the gas flow according to the use requirements. This design achieves the effect of flow control for gas transportation, effectively ensures the stability of the flow in the pipeline, avoids the risks caused by excessive or insufficient flow, and solves the existing problems.

[0006] In order to solve the above technical problems, the present invention is achieved through the following technical solutions:

[0007] The utility model is an automated control device for a long-distance oil and gas pipeline network, comprising a control housing, a connection plate fixedly connected to the side of the control housing, a delivery pipe fixedly connected to the side of the connection plate, and a control mechanism disposed inside the control housing;

[0008] The control mechanism comprises a motor, the top of the motor is fixedly connected to the inner wall of the control shell, the output shaft of the motor is fixedly connected with a rotating shaft, the circumferential surface of the rotating shaft is fixedly penetrated by a gear, the inside of the control shell is provided with a sliding groove, the inside of the sliding groove is slidably connected with a rack, the side surface of the rack is fixedly connected with a connecting rod, the inside of the control shell is provided with a control groove, one end of the connecting rod away from the side surface of the rack is fixedly connected with a control plate, and the side surface of the control plate is slidably connected with the inside of the control groove.

[0009] Further, the side surface of the connecting disc is provided with a mounting hole, the inside of the mounting hole is slidably connected with a mounting stud, and the circumferential surface of the mounting stud is threadedly connected with a fixing nut, so that the control shell can be stably connected with the conveying pipe.

[0010] Further, the side surface of the control plate is provided with an inlay groove, and the side surface of the control plate is fixedly connected with a sealing strip, so that the sealing property of the control plate when the control plate is not opened is better.

[0011] Further, the number of the rack, the connecting rod and the control plate is two, and the rack, the connecting rod and the control plate are mutually symmetrical along the vertical central axis of the control shell, the circumferential surface of the gear is meshed with the side surface of the rack, the flow of the gas can be accurately controlled through the two control plates, and the circumferential surface of the gear is meshed with the side surface of the rack, so that the rotation of the gear can drive the rack to move.

[0012] Further, the side surface of the control shell is provided with a gas leakage detection mechanism, the one end of the mounting rod is fixedly connected to the bottom of the control shell, the one end of the mounting rod away from the control shell is fixedly connected with a detection plate, the inside of the detection plate is provided with a gas conveying bin, the side surface of the detection plate is fixedly connected with an expansion body, the side surface of the control shell is provided with a starting button, the top of the control shell is provided with an alarm lamp, and the side surface of the control shell is provided with the gas leakage detection mechanism, so that the gas leakage of the connecting disc and the connecting portion of the conveying pipe can be prevented, and the staff can not find in time.

[0013] Further, the top of the detection plate is threadedly connected with a dismounting screw, and the top of the detection plate is threadedly connected with the dismounting screw, so that the detection plate can be opened through the dismounting screw for maintenance.

[0014] Further, the trigger end of the starting button is located on the displacement track of the expansion body, so that the trigger end of the starting button can be pressed when the expansion body expands.

[0015] The utility model has the following beneficial effects:

[0016] The utility model realizes mutual coordination between the components such as the motor, gear and control board of the control mechanism. When gas delivery is needed, the staff starts the motor, and the gear and the rack are engaged, so that the control board moves to make the sealing strip leave the inside of the inlay groove, thereby opening the gas delivery port. The staff can control the gas flow according to the use requirements. This design achieves the effect of flow control for gas delivery, effectively ensures the stability of the flow in the pipeline, and avoids the risks caused by excessive or insufficient flow.

[0017] The utility model realizes the mutual cooperation among the detection plate, expansion body and warning light of the gas leakage detection mechanism. During use, when gas leakage occurs at the connection between the connecting plate and the delivery pipe, the leaked gas enters the gas delivery bin, causing the expansion body to expand under the pressure of the gas and squeeze the start button, so that the output shaft of the motor rotates counterclockwise to close the gas delivery port, and the warning light sounds an alarm to warn the staff, waiting for the staff to open the detection plate by removing the screws and repair the leaking area. This design achieves the effect of gas leakage detection, can promptly remind the staff of gas leakage in the equipment, and prevent accidents from being undetected for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the three-dimensional appearance of the utility model from the first perspective;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model in a three-dimensional cross-section from the first perspective;

[0020] Figure 3 This is a schematic diagram of the structure of the utility model from a second viewing angle three-dimensional cross-section;

[0021] Figure 4 For this utility model Figure 2 A is a schematic diagram of the three-dimensional magnified structure;

[0022] Figure 5 For this utility model Figure 3 Schematic diagram of the three-dimensional magnified structure of B.

[0023] Illustrations: 1. Control housing; 2. Connecting plate; 3. Delivery pipe; 4. Control mechanism; 41. Motor; 42. Rotating shaft; 43. Gear; 44. Slide; 45. Rack; 46. Connecting rod; 47. Control groove; 48. Control board; 49. Mounting hole; 410. Mounting stud; 411. Fixing nut; 412. Inlay groove; 413. Sealing strip; 5. Leakage detection mechanism; 51. Mounting rod; 52. Detection board; 53. Gas supply tank; 54. Expansion body; 55. Start button; 56. Alarm light; 57. Removal screws. DETAILED DESCRIPTION Example 1

[0024] The utility model provides an automatic control device of long oil and gas pipeline network, including control casing 1, the side fixed connection of control casing 1 has connecting disc 2, the side fixed connection of connecting disc 2 has conveying pipe 3, the inside of conveying control casing 1 is provided with control mechanism 4.

[0025] Control mechanism 4 includes motor 41, the top fixed connection of motor 41 is in the inner wall of control casing 1, the output shaft fixed connection of motor 41 has the rotation axis 42, the circumferential surface fixedly penetrates the gear 43 of rotation axis 42, the inside of control casing 1 is seted up with sliding slot 44, the inside sliding connection of sliding slot 44 has rack 45, the side fixed connection of rack 45 has connecting rod 46, the inside of control casing 1 is seted up with control groove 47, the end of connecting rod 46 away from the side of rack 45 is fixedly connected with control board 48, the side of control board 48 is slidably connected with the inside of control groove 47.

[0026] The side of connecting disc 2 is seted up with mounting hole 49, the inside sliding connection of mounting hole 49 has mounting stud 410, the circumferential surface of mounting stud 410 is threadedly connected with fixed nut 411, and the design is to enable control casing 1 to be connected with conveying pipe 3 stably.

[0027] The side of control board 48 is seted up with inlay groove 412, the side fixed connection of control board 48 has sealing strip 413, and the design is to make the sealing property of control board 48 better when not opening

[0028] The number of rack 45, connecting rod 46 and control board 48 is set to two, and they are mutually symmetrical along the vertical central axis of control casing 1, the circumferential surface of gear 43 is engaged with the side of rack 45, the flow of gas can be accurately controlled through two control boards 48, and the circumferential surface of gear 43 is engaged with the side of rack 45, which ensures that the rotation of gear 43 can drive rack 45 to move.

[0029] One specific application of the embodiment is that when gas needs to be conveyed, the staff starts motor 41, the output shaft of motor 41 rotates clockwise, the output shaft of motor 41 rotates clockwise to drive rotation axis 42 to rotate clockwise, the rotation of rotation axis 42 drives gear 43 to rotate clockwise, the engagement between gear 43 and rack 45 makes the clockwise rotation of gear 43 drive rack 45 to move outward through sliding, the movement of rack 45 drives control board 48 to slide in control groove 47 through connecting rod 46, the movement of control board 48 makes sealing strip 413 move away from the inside of inlay groove 412, thereby opening the gas inlet, and the staff can control the flow of gas according to the use demand. Embodiment 2

[0030] A gas leakage detection mechanism 5 is provided on the side of the control shell 1. The gas leakage detection mechanism 5 includes a mounting rod 51. One end of the mounting rod 51 is fixedly connected to the bottom of the control shell 1. The end of the mounting rod 51 away from the control shell 1 is fixedly connected to a detection plate 52. A gas supply bin 53 is provided inside the detection plate 52. An expansion body 54 is fixedly connected to the side of the detection plate 52. A start button 55 is provided on the side of the control shell 1. An alarm light 56 ​​is provided on the top of the control shell 1. The gas leakage detection mechanism 5 is provided on the side of the control shell 1 to prevent gas leakage at the connection between the connecting disk 2 and the delivery pipe 3, which cannot be discovered in time by the staff.

[0031] The top of the detection plate 52 is threadedly connected with a disassembly screw 57. The top of the detection plate 52 is threadedly connected with the disassembly screw 57 so that the detection plate 52 can be opened and maintained by disassembling the screw 57.

[0032] The trigger end of the start button 55 is located on the displacement track of the expansion body 54. The purpose of the trigger end of the start button 55 being located on the displacement track of the expansion body 54 is to ensure that the expansion body 54 can squeeze the trigger end of the start button 55 when it expands.

[0033] A specific application of this embodiment is: during use, when gas leakage occurs at the connection between the connecting disk 2 and the delivery pipe 3, the leaked gas enters the gas delivery bin 53, and the expansion body 54 is expanded by the pressure of the gas. During the expansion of the expansion body 54, the start button 55 is squeezed, and the start button 55 is pressed and starts the motor 41 and the alarm light 56 ​​at the same time, so that the output shaft of the motor 41 rotates counterclockwise to close the gas delivery port, and the alarm light 56 ​​sounds an alarm to warn the staff, waiting for the staff to open the detection plate 52 by removing the screws 57 and repair the leaking area.

Claims

1. An automatic control device for a long-distance oil and gas pipeline network, characterized in that: It comprises a control housing (1), a connection plate (2) fixedly connected to a side of the control housing (1), a delivery pipe (3) fixedly connected to a side of the connection plate (2), and a control mechanism (4) provided inside the control housing (1); The control mechanism (4) includes a motor (41), the top of the motor (41) is fixedly connected to the inner wall of the control housing (1), the output shaft of the motor (41) is fixedly connected to the rotating shaft (42), the circumferential surface of the rotating shaft (42) is fixedly penetrated by a gear (43), a slide groove (44) is provided inside the control housing (1), a rack (45) is slidably connected inside the slide groove (44), a connecting rod (46) is fixedly connected to the side of the rack (45), a control groove (47) is provided inside the control housing (1), an end of the connecting rod (46) away from the side of the rack (45) is fixedly connected to a control plate (48), and the side of the control plate (48) is slidably connected to the inside of the control groove (47).

2. The long-distance oil and gas pipeline network automation control device according to claim 1 is characterized in that: A mounting hole (49) is provided on the side of the connecting plate (2), a mounting stud (410) is slidably connected inside the mounting hole (49), and a fixing nut (411) is threadedly connected to the circumferential surface of the mounting stud (410).

3. The long-distance oil and gas pipeline network automation control device according to claim 2 is characterized in that: An inlay groove (412) is provided on the side of the control panel (48), and a sealing strip (413) is fixedly connected to the side of the control panel (48).

4. The long-distance oil and gas pipeline network automation control device according to claim 3 is characterized in that: The number of the rack (45), the connecting rod (46) and the control plate (48) is set to two, and they are symmetrical to each other along the vertical center axis of the control housing (1), and the circumferential surface of the gear (43) and the side surface of the rack (45) are meshed with each other.

5. The long-distance oil and gas pipeline network automation control device according to claim 4 is characterized in that: A gas leakage detection mechanism (5) is provided on the side of the control housing (1), and the gas leakage detection mechanism (5) comprises a mounting rod (51), one end of the mounting rod (51) is fixedly connected to the bottom of the control housing (1), and one end of the mounting rod (51) away from the control housing (1) is fixedly connected to a detection plate (52), an air delivery chamber (53) is provided inside the detection plate (52), and an expansion body (54) is fixedly connected to the side of the detection plate (52), a start button (55) is provided on the side of the control housing (1), and an alarm light (56) is provided on the top of the control housing (1).

6. The long-distance oil and gas pipeline network automation control device according to claim 5, characterized in that: The top of the detection plate (52) is threadedly connected with a disassembly screw (57).

7. The long-distance oil and gas pipeline network automation control device according to claim 6, characterized in that: The trigger end of the start button (55) is located on the displacement track of the expansion body (54).

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