An oblique pipeline vibration reduction bracket based on displacement sensing

Abstract

The present invention provides an oblique pipeline vibration reduction support based on displacement sensing, which relates to the technical field of vibration reduction supports, including an upper left support, a lower left support, an upper middle support, a lower middle support, an upper right support and a lower right support, wherein the upper left support, the lower left support, the upper middle support, the lower middle support, the upper right support and the lower right support all include an upper support rod and a lower support rod, wherein the upper support rod and the lower support rod are connected through an intelligent hydraulic controller, wherein the upper support rods of the upper left support, the upper middle support and the upper right support are all fixedly connected to a structural beam, wherein the lower support rods of the upper left support, the upper middle support and the upper right support are respectively connected to the upper support rods of the lower left support, the lower middle support and the lower right support through three connecting rods, wherein the lower support rods of the lower left support, the lower middle support and the lower right support are respectively connected to the left, middle and right parts of the pipeline through three mounting sleeves, wherein the bottoms of the three mounting sleeves are provided with slide rails. The present invention can improve the stability of the oblique pipeline.

Description

Technical Field

[0001] The invention relates to the technical field of vibration-damping brackets, and in particular to an oblique pipeline vibration-damping bracket based on displacement sensing. Background Art

[0002] Traditional multiple vibration-damping brackets only use springs with good elasticity to reduce vibration. However, for some areas with complex terrain, especially ramps, and inclined pipes in channels with large drops, the different media inside have different kinematic viscosities, which will cause turbulence. Turbulence will have a greater vibration impact on the pipeline, causing pipeline instability and affecting its use. Summary of the invention

[0003] In view of the above-mentioned prior art, the present invention proposes an inclined pipeline vibration reduction bracket based on displacement sensing.

[0004] The present invention provides an oblique pipeline vibration reduction support based on displacement sensing, comprising an upper left support, a lower left support, an upper middle support, a lower middle support, an upper right support and a lower right support, wherein the upper left support, the lower left support, the upper middle support, the lower middle support, the upper right support and the lower right support all comprise an upper support rod and a lower support rod, wherein the upper support rod and the lower support rod are connected via an intelligent hydraulic controller, the upper support rod of the upper left support, the upper support rod of the upper middle support and the upper support rod of the upper right support are all fixedly connected to the structural beam, and the lower support rod of the upper left support The rod, the lower support rod of the upper middle support, and the lower support rod of the upper right support are respectively connected with the upper support rod of the lower left support, the upper support rod of the lower middle support, and the upper support rod of the lower right support through three connecting rods; the lower support rod of the lower left support, the lower support rod of the lower middle support, and the lower support rod of the lower right support are respectively connected with the left, middle and right parts of the pipeline through three mounting sleeves; the bottom of the three mounting sleeves is provided with a through-length slide rail, the bottom of the slide rail is slidably connected with a displacement controller, and the bottom of the displacement controller is provided with a displacement balancing ball.

[0005] Preferably, the upper support rod and the lower support rod of the upper left support are both arranged as L-shaped structures, the upper support rod and the lower support rod of the lower left support are both arranged as L-shaped structures, the upper support rod and the lower support rod of the upper right support are both arranged as L-shaped structures, and the upper support rod and the lower support rod of the lower right support are both arranged as L-shaped structures, and the upper support rod and the lower support rod of the L-shaped structure are spliced ​​with each other.

[0006] Preferably, the upper support rod and the lower support rod of the upper middle support are both arranged as a U-shaped structure, and the upper support rod and the lower support rod of the lower middle support are both arranged as a U-shaped structure, and the upper support rod and the lower support rod of the U-shaped structure are spliced ​​with each other.

[0007] Preferably, the tops of the upper support rod of the upper left support, the upper support rod of the upper middle support, and the upper support rod of the upper right support are provided with through-length fixed sleeves, and the fixed sleeves are sleeve-connected with the structural beam.

[0008] Preferably, the installation sleeve includes two semicircular sleeves, and the two semicircular sleeves are sleeve-connected to the pipeline and fixed by pins or bolts.

[0009] Preferably, the slide rail includes an arc-shaped slide plate, which is fit-connected with three mounting sleeves, a slide groove is provided at the bottom of the arc-shaped slide plate, and two horizontally placed rollers are provided at the top of the displacement controller, and the two rollers are slidably connected to the two sides of the slide groove respectively.

[0010] Preferably, the center point of the slide rail is located at the most stressed point of the pipeline.

[0011] Preferably, the calculation method of the position of the most stressed point of the pipeline is as follows:

[0012] Assume that the outer diameter of the pipeline is D, the inner diameter is d, the elastic modulus of the pipeline is E, the cross-sectional inertia moment of the pipeline is I, the hanging object under the pipeline is F=mg, and the intervals between the hanging points are x1, x2, x3, and x4, respectively, where x1 is the distance between the front vibration damping bracket and the current vibration damping bracket, x2 is the distance between the lower left support and the lower middle support, x3 is the distance between the lower middle support and the lower right support, and x4 is the distance between the current vibration damping bracket and the rear vibration damping bracket, that is: the maximum stress point of the pipeline is located in the middle of a certain section of x1, x2, x3, and x4. The specific position is determined by the point with the maximum bending moment, that is:

[0013] ;

[0014] .

[0015] Compared with the prior art, the beneficial effects of the present invention are as follows: the present invention provides an inclined pipeline vibration reduction bracket based on displacement sensing, which can monitor the displacement through an intelligent hydraulic controller and timely feed back to the displacement controller, and the displacement controller translates the feedback data and converts the displacement into a reverse displacement. By timely adjusting the position of the displacement balancing ball, the balance of the pipeline is achieved, so that the pipeline has higher stability. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the structure of the oblique pipeline vibration reduction bracket in an embodiment of the present invention.

[0017] Figure 2 It is a schematic structural diagram of the upper left support in an embodiment of the present invention.

[0018] Figure 3 It is a schematic structural diagram of the upper middle support in an embodiment of the present invention.

[0019] Figure 4 Schematic diagram of the structure of the slide rail in an embodiment of the present invention.

[0020] In the figure: 1. upper left support; 2. lower left support; 3. upper middle support; 4. lower middle support; 5. upper right support; 6. lower right support; 7. L-shaped upper support rod; 8. L-shaped lower support rod; 9. intelligent hydraulic controller; 10. fixed sleeve; 11. structural beam; 12. connecting rod; 13. pipeline; 14. arc slide; 15. slide groove; 16. displacement controller; 17. roller; 18. displacement balance ball; 19. installation sleeve; 20. U-shaped upper support rod; 21. U-shaped lower support rod. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further explained below with reference to specific diagrams.

[0022] Example: Figure 1-4 An oblique pipeline vibration-damping support based on displacement sensing is shown, comprising an upper left support 1, a lower left support 2, an upper middle support 3, a lower middle support 4, an upper right support 5, and a lower right support 6.

[0023] Among them, the upper left support 1, the lower left support 2, the upper right support 5, and the lower right support 6 all include an L-shaped upper support rod 7 and an L-shaped lower support rod 8. The L-shaped upper support rod 7 and the L-shaped lower support rod 8 are assembled with each other, and the L-shaped upper support rod 7 and the L-shaped lower support rod 8 are connected through an intelligent hydraulic controller 9.

[0024] Furthermore, the upper middle support 3 and the lower middle support 4 both include a U-shaped upper support rod 20 and a U-shaped lower support rod 21 . The U-shaped upper support rod 20 and the U-shaped lower support rod 21 are assembled with each other, and the U-shaped upper support rod 20 and the U-shaped lower support rod 21 are connected via an intelligent hydraulic controller 9 .

[0025] Furthermore, the tops of the L-shaped upper support rod of the upper left support 1, the U-shaped upper support rod of the upper middle support 3, and the L-shaped upper support rod of the upper right support 5 are provided with a full-length fixed sleeve 10, and the fixed sleeve 10 is sleeved and fixed with the structural beam 11, and the bottoms of the L-shaped lower support rod of the upper left support 1, the U-shaped lower support rod of the upper middle support 3, and the L-shaped lower support rod of the upper right support 5 are provided with a first lifting ear, and the tops of the L-shaped upper support rod of the lower left support 2, the U-shaped upper support rod of the lower middle support 4, and the L-shaped upper support rod of the lower right support 6 are provided with a second lifting ear, and the first lifting ear is connected to the second lifting ear through a connecting rod 12, and the L-shaped lower support rod of the lower left support 2, the U-shaped lower support rod of the lower middle support 4, and the L-shaped lower support rod of the lower right support 6 are respectively connected to the left, middle and right parts of the pipeline 13 through three mounting sleeves 19.

[0026] Furthermore, the mounting sleeve 19 includes two semicircular sleeves, which are sleeved and connected to the pipe 13 and fixed by bolts. A full-length slide rail is provided at the bottom of the three mounting sleeves 19, and the slide rail includes an arc-shaped slide plate 14, which is fitted and connected to the three mounting sleeves 19. A slide groove 15 is provided at the bottom of the arc-shaped slide plate 14. Two horizontally placed rollers 17 are provided at the top of the displacement controller 16, and the two rollers 17 are slidably connected to the two sides of the slide groove 15 respectively. A displacement balancing ball 18 is provided at the bottom of the displacement controller 16.

[0027] Furthermore, the center point of the arc-shaped slide plate 14 is located at the most stressed point of the pipeline 13. The calculation method of the most stressed point of the pipeline 13 is as follows:

[0028] Assume that the outer diameter of the pipeline 13 is D, the inner diameter is d, the elastic modulus of the pipeline is E, the section inertia moment of the pipeline 13 is I, the hanging object under the pipeline is F=mg, and the intervals between the hanging points are x1, x2, x3, and x4, respectively, where x1 is the distance between the front vibration damping bracket and the current vibration damping bracket, x2 is the distance between the lower left support and the lower middle support, x3 is the distance between the lower middle support and the lower right support, and x4 is the distance between the current vibration damping bracket and the rear vibration damping bracket, that is: the maximum force point of the pipeline is located in the middle of a certain section of x1, x2, x3, and x4, and the specific position is determined by the maximum bending moment point, that is:

[0029] ;

[0030] .

[0031] The position of the most stressed point of this section of the pipeline can be calculated by the above method, so that the center point of the slide rail is obtained as this position, and the slide rail and the displacement balancing ball 18 are arranged below this point.

[0032] When the vibration-damping bracket is used in a specific application, the displacement is monitored by the intelligent hydraulic controller 9 and fed back to the displacement controller 16 in a timely manner. The displacement controller 16 translates the feedback data and converts the displacement into a reverse displacement. The balance of the pipeline 13 is achieved by timely adjusting the positions of the roller 17 and the displacement balancing ball 18.

[0033] The above are only implementation modes of the present invention, and are not intended to limit the patent scope of the present invention. Any equivalent structure made using the contents of the present invention's specification and drawings, directly or indirectly used in other related technical fields, are also within the patent protection scope of the present invention.

Claims

1. An oblique pipeline vibration reduction bracket based on displacement sensing, characterized in that: The yoke comprises an upper left support, a lower left support, an upper middle support, a lower middle support, an upper right support and a lower right support, wherein the upper left support, the lower left support, the upper middle support, the lower middle support, the upper right support and the lower right support all comprise an upper support rod and a lower support rod, wherein the upper support rod and the lower support rod are connected via an intelligent hydraulic controller, the upper support rod of the upper left support, the upper support rod of the upper middle support and the upper support rod of the upper right support are all fixedly connected to the structural beam, the lower support rod of the upper left support, the lower support rod of the upper middle support, the upper support rod The lower support rod of the right support is connected to the upper support rod of the lower left support, the upper support rod of the lower middle support and the upper support rod of the lower right support through three connecting rods respectively; the lower support rod of the lower left support, the lower support rod of the lower middle support and the lower support rod of the lower right support are connected to the left, middle and right parts of the pipeline respectively through three mounting sleeves; the bottom of the three mounting sleeves is provided with a through-length slide rail; the bottom of the slide rail is slidably connected with a displacement controller; the bottom of the displacement controller is provided with a displacement balancing ball.

2. The oblique pipeline vibration-damping support according to claim 1, characterized in that: The upper support rod and the lower support rod of the upper left support are both set to L-shaped structures, the upper support rod and the lower support rod of the lower left support are both set to L-shaped structures, the upper support rod and the lower support rod of the upper right support are both set to L-shaped structures, and the upper support rod and the lower support rod of the lower right support are both set to L-shaped structures, and the upper support rod and the lower support rod of the L-shaped structure are spliced ​​with each other.

3. The oblique pipeline vibration-damping support according to claim 1 or 2, characterized in that: The upper support rod and the lower support rod of the upper middle support are both arranged as a U-shaped structure, and the upper support rod and the lower support rod of the lower middle support are both arranged as a U-shaped structure, and the upper support rod and the lower support rod of the U-shaped structure are spliced ​​with each other.

4. The oblique pipeline vibration-damping support according to claim 1 or 2, characterized in that: The tops of the upper support rod of the upper left support, the upper support rod of the upper middle support, and the upper support rod of the upper right support are provided with through-length fixed sleeves, and the fixed sleeves are sleeve-connected with the structural beam.

5. The oblique pipeline vibration-damping support according to claim 1 or 2, characterized in that: The installation sleeve comprises two semicircular sleeves, which are sleeve-connected with the pipeline and fixed by pins or bolts.

6. The oblique pipeline vibration-damping support according to claim 1 or 2, characterized in that: The slide rail includes an arc-shaped slide plate, which is fitted and connected with three mounting sleeves. A slide groove is arranged at the bottom of the arc-shaped slide plate. Two horizontally placed rollers are arranged at the top of the displacement controller, and the two rollers are slidably connected to the two sides of the slide groove respectively.

7. The oblique pipeline vibration-damping support according to claim 1 or 2, characterized in that: The center point of the slide rail is located at the most stressed point of the pipeline.

8. The oblique pipeline vibration-damping support according to claim 7, characterized in that: The calculation method of the most stressed point position of the pipeline is as follows: Assume that the outer diameter of the pipeline is D, the inner diameter is d, the elastic modulus of the pipeline is E, the cross-sectional inertia moment of the pipeline is I, the hanging object under the pipeline is F=mg, and the intervals between the hanging points are x1, x2, x3, and x4, respectively, where x1 is the distance between the front vibration damping bracket and the current vibration damping bracket, x2 is the distance between the lower left support and the lower middle support, x3 is the distance between the lower middle support and the lower right support, and x4 is the distance between the current vibration damping bracket and the rear vibration damping bracket, that is: the maximum stress point of the pipeline is located in the middle of a certain section of x1, x2, x3, and x4. The specific position is determined by the point with the maximum bending moment, that is: ； 。

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