CN220037646U - Diffusing pipe support adapting to expanding and shrinking deformation of diffusing pipe - Google Patents
Diffusing pipe support adapting to expanding and shrinking deformation of diffusing pipe Download PDFInfo
- Publication number
- CN220037646U CN220037646U CN202321681113.3U CN202321681113U CN220037646U CN 220037646 U CN220037646 U CN 220037646U CN 202321681113 U CN202321681113 U CN 202321681113U CN 220037646 U CN220037646 U CN 220037646U
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- Prior art keywords
- plate
- diffusing pipe
- diffuser
- spring
- diffusing
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- 238000005452 bending Methods 0.000 claims description 23
- 229910000831 Steel Inorganic materials 0.000 claims description 7
- 239000010959 steel Substances 0.000 claims description 7
- 230000008602 contraction Effects 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims 1
- 230000007774 longterm Effects 0.000 abstract description 3
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 8
- 239000003949 liquefied natural gas Substances 0.000 description 6
- 239000007789 gas Substances 0.000 description 5
- 239000003345 natural gas Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000011150 reinforced concrete Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
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- Supports For Pipes And Cables (AREA)
Abstract
The utility model discloses a diffusing pipe bracket suitable for expanding and deforming of a diffusing pipe, which comprises a plurality of supporting pipes arranged around the diffusing pipe, wherein the top ends of the supporting pipes extend to the upper section of the diffusing pipe, the supporting pipes are downwards dispersed at intervals by taking the diffusing pipe as the center and are fixed around the root of the diffusing pipe, the supporting pipes are connected together through a first annular plate, the diffusing pipe passes through the center of the first annular plate, a plurality of spring plates which are distributed around the diffusing pipe and can extend along the radial direction or the axial direction of the diffusing pipe are fixed on the first annular plate, and the top ends of the spring plates are connected with a second annular plate which is sleeved and fixed on the periphery of the diffusing pipe. The diffusing pipe support which can adapt to the expanding and contracting deformation of the diffusing pipe meets the requirements of axial deformation, radial deformation and integral lateral stable support of the diffusing pipe, and ensures the long-term safe operation of engineering.
Description
Technical Field
The utility model belongs to the field of a support structure of a diffusing pipe, and particularly relates to a diffusing pipe support suitable for expanding and contracting deformation of the diffusing pipe.
Background
In recent years, the development and utilization processes of natural gas energy sources in China are continuously accelerated, the total amount of the LNG gas station is greatly increased, a medium running in a process pipeline system of the LNG gas station is liquefied natural gas, the LNG gas station has the characteristics of low temperature, combustibility and explosiveness, a diffusing system is used as the last safety defense line of the natural gas pipeline system of the LNG gas station, and when the process system has problems, such as ultrahigh pressure, the safety diffusing system can timely reduce the pressure of the system to be within a design allowable range, so that the safe operation of the whole gas station is ensured, and therefore, the natural gas safety diffusing system must be arranged in the station. The diffusing pipe is an important component of a natural gas safety diffusing system, for the low-temperature LNG diffusing pipe, the pipeline expansion deformation caused by temperature change is large, the bracket stress caused by deformation must be considered, and if the bracket stress is considered insufficiently, the diffusing pipe bracket or the diffusing pipe can be damaged. The current common diffusing pipe support is a sleeved mode at a connecting node of a pipeline and the support, the diffusing pipe penetrates through the sleeve arranged on the support, the construction is simple in the mode, but because a gap is reserved between the pipeline and the sleeve support, the restriction on the diffusing pipe is insufficient, the sleeve and the diffusing pipe are frequently collided to cause local damage, and the gap is damaged and falls off due to long-term deformation even if the isolating layer is filled.
Disclosure of Invention
The utility model aims to solve the technical problems and provide the diffusing pipe support which can adapt to the expanding and contracting deformation of the diffusing pipe and meet the requirements of axial deformation, radial deformation and integral lateral stable support of the diffusing pipe.
The utility model relates to a diffusing pipe bracket suitable for expanding and deforming of a diffusing pipe, which comprises a plurality of supporting pipes arranged around the diffusing pipe, wherein the top ends of the supporting pipes extend to the upper section of the diffusing pipe, the supporting pipes are downwards dispersed at intervals by taking the diffusing pipe as the center and are fixed around the root of the diffusing pipe, the supporting pipes are connected together through a first annular plate, the diffusing pipe passes through the center of the first annular plate, a plurality of spring plates which are distributed around the diffusing pipe and can extend along the radial direction or the axial direction of the diffusing pipe are fixed on the first annular plate, and the top ends of the spring plates are connected with a second annular plate which is sleeved and fixed on the periphery of the diffusing pipe.
The support tube is preferably a steel tube, the outer diameter can be 30-100mm, preferably 50-80mm, and the wall thickness can be 3-8mm, preferably 4-6mm.
Further, the spring plate is integrally in a fold line shape and comprises horizontal plates and inclined plates connected with the horizontal plates, the horizontal plates or the inclined plates are preferably parallel to each other, the distance between the horizontal plates or the distance between the inclined plates is preferably consistent, the included angle between the inclined plate sections and the horizontal plate sections can be 45-60 degrees, preferably about 60 degrees, the vertical elasticity of the spring plate meets the requirement of axial deformation of the diffusing pipe, and the horizontal elasticity of the spring plate meets the requirement of radial deformation of the diffusing pipe.
Further, the spring plate at least comprises two bending points (the joint of the horizontal plate and the inclined plate is one bending point, the two bending points are two bending spring plates), preferably three bending points (the three bending points are three bending spring plates), the bending points on one side of the spring plate close to the diffusing pipe or the bending points on one side of the spring plate far away from the diffusing pipe are sequentially close to the diffusing pipe from bottom to top, the length of the horizontal plate (taking the radial direction of the diffusing pipe as the length direction of the horizontal plate) is sequentially reduced (contributing to increasing the stability of the spring plate), the number of the spring plates can be 3-4, preferably 3, the spring plates are uniformly distributed around the diffusing pipe in a circumferential direction (realizing multi-point support of the diffusing pipe, providing stable lateral support for the diffusing pipe), the length of the horizontal plate at the bottommost end can be 80-150mm, the length of the horizontal plate at the topmost end can be 80-100mm, the width of the horizontal plate can be 80-150mm, and the width of the horizontal plate can be adjusted according to the size of the diffusing pipe.
Further, the diameter of the first ring plate is larger than that of the second ring plate, the outer ring diameter of the second ring plate is between the inner ring diameter and the outer ring diameter of the first ring plate, and the connection requirement of the spring plate is met.
Further, the top horizontal plate of the spring plate is at least partially in overlapping connection, e.g. welded connection, with the second ring plate, the top horizontal plate of the spring plate preferably does not contact the diffuser pipe, and the bottom horizontal plate of the spring plate is at least partially in overlapping connection, e.g. welded connection, with the first ring plate.
Further, a set of first ring plate, spring plate and second ring plate is provided at the top end of the support tube, and a set of first ring plate, spring plate and second ring plate is provided at a downward interval of 4000-6000mm (preferably about 5000 mm), and the distance between the first ring plate and the second ring plate in the same set may be, for example, 200-500mm, preferably 200-300mm. The bottom surface of the first annular plate at the top of the support tube is welded with the top of the support tube, and the first annular plate in each downward group can be provided with a groove matched with the outer edge of the support tube, and the grooves are welded with the periphery of the support tube.
The thicknesses of the first annular plate, the second annular plate and the spring plate can be respectively 6-12mm, and the materials can be steel, preferably Q235B steel.
Further, the multiple support tubes are arranged in such a way that the connecting lines between the support tubes are positive multiple deformations, the diffusing tube is positioned at the center (gravity center) of the positive multiple deformations, and the support tubes are, for exampleThe number of the support tubes can be, for example3-4, preferably 3, support tubes form an included angle of 3-10 degrees, preferably 5-6 degrees, more preferably 5 degrees with the diffusing tube, and the height of the support tubes is 3/4-4/5 of the height of the diffusing tube.
Further, the distance between the inner ring of the first ring plate and the outer circumference of the diffuser pipe may be, for example, 50-150mm, preferably 60-100mm.
Further, the bottom end of the support tube is fixed on a base, the base is made of reinforced concrete, and the thickness of the base can be 1200-2000mm, preferably about 1500mm.
The utility model has the beneficial effects that:
the support for the diffusing pipe, which is suitable for the expanding and contracting deformation of the diffusing pipe, meets the expanding and contracting deformation of the diffusing pipe, is stable and firm in whole, can fully restrict the diffusing pipe, avoids shaking of the diffusing pipe, meets various requirements of safe use of the diffusing pipe, and ensures long-term safe operation of engineering.
Drawings
Fig. 1 is a schematic structural view of a stent adapted to the expansion and contraction deformation of a stent according to the present utility model.
Fig. 2 is an enlarged view at a of fig. 1.
Fig. 3 is a schematic view of a four-fold spring plate.
FIG. 4 is a schematic illustration of the connection of the first ring plate to the spring plate.
Fig. 5 is a schematic illustration of the connection of the second ring plate to the spring plate.
Reference numerals:
1-diffusing pipe, 2-supporting pipe, 3-first annular plate, 4-spring plate, 41-horizontal plate, 42-sloping plate, 43-top horizontal plate, 44-bottom horizontal plate, 5-second annular plate and 6-base.
Detailed Description
The utility model is further described below with reference to the drawings.
As shown in fig. 1 to 5, a stent for accommodating expansion and contraction of a diffuser tube according to the present utility model comprises a plurality of support tubes 2 disposed around the diffuser tube 1, wherein the top ends of the support tubes 2 extend to the upper section of the diffuser tube 1, the plurality of support tubes 2 are downwardly diverged with each other with the diffuser tube 1 as a center and fixed around the root of the diffuser tube 1, the plurality of support tubes 2 are connected together via a first ring plate 3, the diffuser tube 1 passes through the center of the first ring plate 3, a plurality of spring plates 4 distributed around the diffuser tube 1 and retractable in the radial direction or the axial direction of the diffuser tube 1 are fixed on the first ring plate 3, and the top ends of the spring plates 4 are connected with a second ring plate 5 which is fixedly (e.g., welded) to the outer circumference of the diffuser tube 1 in a sleeved manner. The support tube 2 is preferably a steel tube, the outer diameter can be 30-100mm, and the wall thickness can be 3-8mm.
The spring plate 4 is in a zigzag shape as a whole, and comprises at least two horizontal plates 41 and at least one inclined plate 42 connected with the horizontal plates, the horizontal plates 41 or the inclined plates 42 are preferably parallel to each other, the distance between the horizontal plates 41 or the distance between the inclined plates 42 is preferably consistent, the included angle between the inclined plate sections and the horizontal plate sections can be 45-60 degrees, preferably about 60 degrees, for example, the vertical elasticity of the spring plate 4 meets the requirement of axial deformation of a diffusing pipe, and the horizontal elasticity of the spring plate 4 meets the requirement of radial deformation of the diffusing pipe.
The spring plate 4 comprises at least two bending points (one bending point is arranged at the joint of the horizontal plate and the inclined plate, the two bending points are two bending spring plates), preferably three or four bending points (three bending points are three bending spring plates, four bending points are four bending spring plates), the bending points of the spring plate 4 close to one side of the diffusing pipe or the bending points of one side far away from the diffusing pipe are sequentially close to the diffusing pipe 1 from bottom to top, the length of the horizontal plate 41 (taking the radial direction of the diffusing pipe as the length direction of the horizontal plate) is sequentially reduced from bottom to top (being beneficial to increasing the stability of the spring plate), the number of the spring plates 4 can be 3-4, preferably 3, a plurality of spring plates are annularly and uniformly distributed around the diffusing pipe 1 (realizing multi-point support on the diffusing pipe, providing stable lateral support on the diffusing pipe, guaranteeing the whole stability of the diffusing pipe), the bottom-most horizontal plate length (bottom horizontal plate) can be 80-150mm, and the top-most horizontal plate (horizontal plate) can be 80-100mm, for example.
The diameter of the first ring plate is larger than the diameter of the second ring plate, and the outer ring diameter of the second ring plate 5 is between the inner ring diameter and the outer ring diameter of the first ring plate 3. The thicknesses of the first annular plate, the second annular plate and the spring plate can be respectively 6-12mm, and the materials can be steel, preferably Q235B steel.
The top horizontal plate 43 of the spring plate is at least partly in overlapping connection, e.g. welded connection, with the second ring plate 5, the top horizontal plate 43 of the spring plate preferably does not contact the diffuser pipe, and the bottom horizontal plate 44 of the spring plate is at least partly in overlapping connection, e.g. welded connection, with the first ring plate 3.
The top end of the support tube 2 is provided with a set of a first ring plate, a spring plate and a second ring plate, and a set of a first ring plate, a spring plate and a second ring plate is provided downward at intervals of 4000-6000mm (preferably at intervals of about 5000-6000mm, further about 5000 mm), and the distance between the first ring plate and the second ring plate in the same set may be, for example, 200-500mm, preferably 200-300mm. The bottom surface of the first annular plate at the top of the support tube 2 is welded to the top of the support tube 2, and the first annular plate in each downward group may be provided with a groove adapted to the outer edge of the support tube 2, through which groove the first annular plate is welded to the outer periphery of the support tube 2.
The multiple support tubes 2 are arranged in such a way that the connection line between the support tubes is positive multiple deformation, the diffusing tube 1 is positioned at the center (gravity center) of positive multiple deformation, and the support tubes 2 are, for exampleThe number of the supporting tubes 2 can be 3-4, preferably 3, for example, an included angle of 3-10 degrees, preferably an included angle of 5-6 degrees can be formed between the supporting tubes 2 and the diffusing tube 1, and the height of the supporting tubes 2 accounts for 3/4-4/5 of the height of the diffusing tube 1.
The distance between the inner ring of the first ring plate 3 and the outer circumference of the diffuser pipe 1 may be, for example, 50-150mm, preferably 60-100mm.
The bottom end of the support tube 2 is fixed on a base 6, the base 6 is made of reinforced concrete, and the thickness of the base 6 can be 1200-2000mm, preferably about 1500mm.
The foregoing description of the preferred embodiments of the present utility model has been presented for purposes of illustration and not of limitation. Many variations or modifications may be made by one of ordinary skill in the art without departing from the spirit and scope of the utility model. Such changes or modifications are intended to be included within the scope of the appended claims.
Claims (10)
1. The utility model provides an adaptation diffuses a tub support of expansion and contraction deformation, a serial communication port, it includes many spinal branch stay tubes (2) that set up around diffusing pipe (1), the top of stay tube (2) extends to the upper segment of diffusing pipe (1), many spinal branch stay tubes (2) use diffusing pipe (1) as the centre and scatter downwards and fix around diffusing pipe root with interval each other, many spinal branch stay tubes (2) link together through first annular plate (3), the center of first annular plate (3) is passed in diffusing pipe (1), be fixed with a plurality of around diffusing pipe (1) distribution and can be along radial or axial flexible spring plate (4) of diffusing pipe (1) on first annular plate (3), the top of spring plate (4) is connected with cup joint second annular plate (5) that are fixed in diffusing pipe (1) periphery.
2. A diffuser bracket according to claim 1, characterized in that the spring plate (4) is entirely of a fold-line shape, comprising a horizontal plate (41) and a sloping plate (42) connecting the horizontal plates.
3. The diffuser bracket of claim 2, wherein the angle between the sloping plate section and the horizontal plate section is 45-60 degrees.
4. The diffuser bracket according to claim 1, characterized in that the spring plate (4) comprises at least two bending points, the bending points of the spring plate (4) on the side close to the diffuser or the bending points on the side far away from the diffuser are sequentially close to the diffuser (1) from bottom to top, the length of the horizontal plate (41) is sequentially reduced from bottom to top, and the plurality of spring plates are annularly and uniformly distributed around the diffuser (1).
5. A diffuser bracket according to claim 1, characterized in that the spring plate (4) is of Q235B steel.
6. A diffuser bracket according to claim 1, characterized in that the outer ring diameter of the second ring plate (5) is between the inner ring diameter and the outer ring diameter of the first ring plate (3) and meets the connection requirements of the spring plates.
7. A diffuser bracket according to claim 1, characterized in that the top horizontal plate (43) of the spring plate is in a partly overlapping connection with the second ring plate (5) and the bottom horizontal plate (44) of the spring plate is in a partly overlapping connection with the first ring plate (3).
8. The diffuser bracket according to claim 1, wherein the top end of the support tube (2) is provided with a set of a first ring plate, a spring plate and a second ring plate, each 4000-6000mm interval is provided with a set of a first ring plate, a spring plate and a second ring plate, and the distance between the first ring plate and the second ring plate in the same set is 200-500mm.
9. The diffusing pipe bracket according to claim 1, wherein the plurality of supporting pipes (2) are arranged in a mode that connecting lines among the supporting pipes are positive multi-deformation, the diffusing pipe (1) is positioned in the center of the positive multi-deformation, the supporting pipes (2) form an included angle of 5-6 degrees with the diffusing pipe (1), and the height of the supporting pipes (2) accounts for 3/4-4/5 of the height of the diffusing pipe (1).
10. A diffuser pipe bracket according to claim 1, characterized in that the bottom end of the support pipe (2) is fixed to the base (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321681113.3U CN220037646U (en) | 2023-06-29 | 2023-06-29 | Diffusing pipe support adapting to expanding and shrinking deformation of diffusing pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321681113.3U CN220037646U (en) | 2023-06-29 | 2023-06-29 | Diffusing pipe support adapting to expanding and shrinking deformation of diffusing pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220037646U true CN220037646U (en) | 2023-11-17 |
Family
ID=88727626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321681113.3U Active CN220037646U (en) | 2023-06-29 | 2023-06-29 | Diffusing pipe support adapting to expanding and shrinking deformation of diffusing pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220037646U (en) |
-
2023
- 2023-06-29 CN CN202321681113.3U patent/CN220037646U/en active Active
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| GR01 | Patent grant |