CN113738952A - Support structure for satisfying natural thermal compensation of large-diameter torch pipeline - Google Patents
Support structure for satisfying natural thermal compensation of large-diameter torch pipeline Download PDFInfo
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- CN113738952A CN113738952A CN202111164667.1A CN202111164667A CN113738952A CN 113738952 A CN113738952 A CN 113738952A CN 202111164667 A CN202111164667 A CN 202111164667A CN 113738952 A CN113738952 A CN 113738952A
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- 235000000396 iron Nutrition 0.000 claims description 10
- 238000003466 welding Methods 0.000 claims description 5
- 229910000746 Structural steel Inorganic materials 0.000 description 11
- 239000002253 acid Substances 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000000712 assembly Effects 0.000 description 1
- 238000000429 assembly Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/08—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing
- F16L3/10—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing
- F16L3/1066—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets substantially surrounding the pipe, cable or protective tubing divided, i.e. with two or more members engaging the pipe, cable or protective tubing with three or more members surrounding the pipe
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L3/00—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets
- F16L3/22—Supports for pipes, cables or protective tubing, e.g. hangers, holders, clamps, cleats, clips, brackets specially adapted for supporting a number of parallel pipes at intervals
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16L—PIPES; JOINTS OR FITTINGS FOR PIPES; SUPPORTS FOR PIPES, CABLES OR PROTECTIVE TUBING; MEANS FOR THERMAL INSULATION IN GENERAL
- F16L51/00—Expansion-compensation arrangements for pipe-lines
- F16L51/04—Expansion-compensation arrangements for pipe-lines making use of bends, e.g. lyre-shaped
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Supports For Pipes And Cables (AREA)
Abstract
A supporting structure for satisfying natural thermal compensation of a large-diameter flare pipeline is provided, a plurality of flare pipelines are arranged on the supporting structure in parallel, the supporting structure comprises a first supporting component, a second supporting component and a third supporting component, the first supporting component and the second supporting component are arranged on one side of the factory road, the third supporting component is arranged on the other side of the factory road, a plurality of trusses are fixedly arranged between the third supporting component and the second supporting component, the trusses cross the factory road along the direction vertical to the factory road, the flare pi-shaped bend of the flare pipeline is arranged at the position, above the factory road, on the trusses, and the trusses are used for supporting the flare pi-shaped bend of the flare pipeline of the trusses, and the pi-shaped bend of the torch is positioned above the factory road, so that the space above the factory road can be fully utilized, therefore, the pi-shaped flare is bent above the plant road to realize the thermal compensation of the flare pipeline, and the thermal compensation requirement of the flare pipeline is further met.
Description
Technical Field
The invention belongs to the field of petrochemical industry, and particularly relates to a supporting structure meeting natural thermal compensation of a large-diameter torch pipeline.
Background
The flare pipeline refers to a combustible gas discharge pipeline of a whole plant, the flare pipeline is required to be divided into a liquid separating tank and a water sealing tank at a gradient not less than two thousandth, if a low point occurs, the liquid separating tank is required to be arranged, so that the liquid separating tank is generally arranged within 1000 meters, and because the temperature is higher when the flare is emptied, natural thermal compensation, namely, flat turning pi bending, is required to be arranged at about 200 meters. Along with the device scale enlargement, device quantity increases, whole factory flare pipeline diameter grow, and the pipeline number increases, and large-scale factory has 3 flare lines at least, is high pressure flare line, low pressure flare line, acid gas flare line respectively, and high pressure flare line, low pressure flare line, acid gas flare line three turn in a parallel manner need satisfy certain requirement, but in the reconstruction extension mill, often face near the whole factory nature pipe support space limited, can't satisfy the torch thermal compensation requirement. In addition, high pressure torch line, low pressure torch line and acid gas torch line can't realize parallelly, can only the layering distribute among the prior art, be about to the pipe support set up to the multilayer, and one deck installation high pressure torch line, another layer installation low pressure torch line are provided with the requirement that extravagant space and torch pipeline can't satisfy thermal compensation like this. How to plan the natural thermal compensation of the flare line and how to realize the support becomes a difficult point, and is also a problem which needs to be solved urgently at present.
Disclosure of Invention
In order to overcome the defects in the prior art, the invention aims to provide a support structure which can enable torches with different large diameters to be arranged in parallel and can meet thermal compensation.
The purpose of the invention is realized by adopting the following technical scheme. According to the support structure provided by the invention, the natural thermal compensation of the large-diameter flare pipeline is satisfied,
the utility model discloses a pipeline thermal compensation system, including bearing structure, first supporting component, second supporting component, third supporting component, the first supporting component of support structure is last to set up a plurality of torch pipelines side by side, first supporting component and second supporting component set up the one side at the factory road, the third supporting component is fixed between the second supporting component and is provided with a plurality of trusses, the truss crosses the factory road along the direction perpendicular with the factory road, the position that is located the top of factory road is located to the torch pi of torch pipeline, space above the factory road can make full use of to the curved torch pi of torch of above the factory road to make the thermal compensation of torch pi realize the pipeline above the factory road, thereby reach the requirement of thermal compensation.
Furthermore, a plurality of support columns in each support assembly are arranged in rows, each support assembly comprises a plurality of support columns, a first cross beam and a sixth cross beam are arranged between two adjacent support columns in each support assembly, two ends of each first cross beam are fixedly connected with tops of two adjacent support columns respectively, and two ends of each sixth cross beam are fixedly connected with middle portions of two adjacent support columns respectively.
Furthermore, the number of the support columns included by the first support assembly is the same as that of the support columns included by the second support assembly, the support columns in the first support assembly and the second support assembly are in one-to-one correspondence, the two corresponding support columns are a support column group, and a second cross beam used for supporting parallel flare pipelines is fixedly arranged between the two support columns of the support column group.
Furthermore, a third cross beam is fixedly arranged between two adjacent support columns of one support column group, the second cross beam and the third cross beam are arranged in the direction perpendicular to the factory road, two ends of the second cross beam are fixedly connected with the tops of the two support columns of one support column group respectively, and two ends of the third cross beam are fixedly connected with the middle parts of the two support columns of one support column group respectively.
Furthermore, the flare pipeline comprises a straight part and a flare pi bend which are communicated with each other, and the first support assembly, the second support assembly and the second beam arranged on the corresponding support columns mainly support the straight part of the flare pipeline; the truss between the third supporting assembly and the second supporting assembly is used for arranging and supporting the flare pi bend, so that the space above the plant road can be fully utilized when the flare pi bend is positioned above the plant road, and the thermal compensation requirement is met.
Furthermore, the truss is used for supporting a torch pi bend of the truss torch pipeline, and the arm length of the torch pi bend is adjusted on the truss above the plant road according to the temperature of the torch pipeline and the diameter of the torch, so that the torch pipeline meets the thermal compensation requirement of the torch.
Further, the third support assembly at least comprises a fifteenth support column, a sixteenth support column and a seventeenth support column, a first truss is arranged between the fifteenth support column and one support column corresponding to the second support assembly, a second truss is arranged between the sixteenth support column and one support column corresponding to the second support assembly, a third truss is arranged between the seventeenth support column and one support column corresponding to the second support assembly, the third support assembly and the second support assembly are located on different sides of the factory floor road, so that the first truss, the second truss and the third truss cross the factory floor road along a direction perpendicular to the factory floor road, a flare pi bend arranged above the truss is located above the factory floor road, and the flare pipeline is thermally compensated by using a space above the factory floor road.
Furthermore, a plurality of horizontal supports are arranged between the second truss and the third truss; a plurality of first inter-column supports are arranged between two support columns corresponding to the sixteenth support column and the seventeenth support column in the second support assembly, a plurality of second inter-column supports are arranged between the sixteenth support column and the seventeenth support column, and the horizontal support and the inter-column supports jointly act to offset horizontal force generated by the flare pipeline due to temperature.
Furthermore, each horizontal support and each inter-column support comprise two X-shaped angle irons, and the middle crossing positions of the two angle irons are connected through welding.
Furthermore, each truss comprises a truss upper chord and a truss lower chord, and fourth cross beams are fixedly arranged between the first truss upper chord and the second truss upper chord and between the first truss lower chord and the second truss lower chord; and fifth cross beams are arranged between the upper chord of the second truss and the upper chord of the third truss and between the lower chord of the second truss and the lower chord of the third truss.
By means of the technical scheme, the invention has the advantages that:
1. the third supporting assembly and the second supporting assembly are located on two sides of the plant road, a plurality of trusses are fixedly arranged between the third supporting assembly and the second supporting assembly, the flare pi curve of the flare pipeline is arranged at a position, located above the plant road, on the trusses, and the flare pi curve of the flare pipeline is located above the plant road, so that the space above the plant road can be fully utilized, the flare pi curve can achieve thermal compensation of the flare pipeline above the plant road, and the requirement of thermal compensation is met.
2. The arm length of the pi-bend of the flare is adjusted in the space above the plant road according to the temperature of the flare pipeline and the diameter of the flare, so that the flare pipeline meets the requirement of flare thermal compensation.
The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical means of the present invention more clearly understood, the present invention may be implemented in accordance with the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more clearly understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic structural diagram of a support structure for natural thermal compensation of a large diameter flare pipeline according to the present invention;
FIG. 2 is a schematic diagram of the flare line of FIG. 1 removed;
FIG. 3 is a schematic structural view of portion a of FIG. 2;
FIG. 4 is a right side view of FIG. 3;
fig. 5 is a front view of fig. 3.
[ reference numerals ]
101-a first supporting column, 102-a second supporting column, 103-a third supporting column, 104-a fourth supporting column, 105-a fifth supporting column, 106-a sixth supporting column, 107-a seventh supporting column, 201-an eighth supporting column, 202-a ninth supporting column, 203-a tenth supporting column, 204-an eleventh supporting column, 205-a twelfth supporting column, 206-a thirteenth supporting column, 207-a fourteenth supporting column, 301-a fifteenth supporting column, 302-a sixteenth supporting column, 303-a seventeenth supporting column, 4-an original pipe frame, 5-a first beam, 6-a second beam, 701-a first truss, 702-a second truss, 703-a third truss, 8-a third beam, 9-a fourth beam and 10-inter-second column supporting, 11-high pressure flare line, 12-low pressure flare line, 1301-first horizontal support, 1302-second horizontal support, 14-fifth beam, 15-sixth beam.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the predetermined objects, the following detailed description will be given to the natural thermal compensation and support structure of a large-diameter flare pipeline according to the present invention, and the specific implementation, structure, features and effects thereof, with reference to the accompanying drawings and preferred embodiments.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated.
Referring to fig. 1 to 5, a support structure for natural thermal compensation of a large-diameter flare pipeline is provided with a plurality of flare pipelines arranged in parallel, in this embodiment, a high-pressure flare pipeline 11 and a low-pressure flare pipeline 12 are shown arranged in parallel, and in other embodiments of the present invention, other flare pipelines arranged in parallel, such as an acid gas flare pipeline, may be added. The supporting structure comprises a first supporting component, a second supporting component and a third supporting component, the first supporting component, the second supporting component and the third supporting component comprise a plurality of supporting columns and a plurality of supporting columns in each supporting component are arranged in rows, each supporting column is fixedly installed on the bottom surface, a first cross beam 5 and a sixth cross beam 15 are arranged between every two adjacent supporting columns in each supporting component, the first cross beam 5 and the sixth cross beam 15 are used for providing supporting force for the adjacent supporting columns, two ends of the first cross beam 5 are fixedly connected with the tops of the two adjacent supporting columns respectively, and two ends of the sixth cross beam 15 are fixedly connected with the middle parts of the two adjacent supporting columns respectively. The first supporting component and the second supporting component are arranged on one side of the factory road, and the third supporting component is arranged on the other side of the factory road.
The first support assembly in this embodiment includes a first support column 101, a second support column 102, a third support column 103, a fourth support column 104, a fifth support column 105, a sixth support column 106, and a seventh support column 107; the second support assembly includes an eighth support column 201, a ninth support column 202, a tenth support column 203, an eleventh support column 204, a twelfth support column 205, a thirteenth support column 206, and a fourteenth support column 207. The first support columns 101 to the seventh support columns 107 and the eighth support columns 201 to the fourteenth support columns 207 are all arranged on the same side of the factory road in a row along the direction parallel to the factory road; the number of the support columns included in the first support assembly is the same as the number of the support columns included in the second support assembly, and in other embodiments of the present invention, the number of the support columns included in the first support assembly and the number of the support columns included in the second support assembly are set according to actual situations. The support columns in the first support assembly and the second support assembly are in one-to-one correspondence, and the two corresponding support columns are a support column group, that is, the first support column 101 and the eighth support column 201 form a first support column group, the second support column 102 and the ninth support column 202 form a second support column group, the third support column 103 and the tenth support column 203 form a third support column group, the fourth support column 104 and the eleventh support column 204 form a fourth support column group, the fifth support column 105 and the twelfth support column 205 form a fifth support column group, the sixth support column 106 and the thirteenth support column 206 form a sixth support column group, and the seventh support column 107 and the fourteenth support column 207 form a seventh support column group. The second cross beam 6 and the third cross beam 8 are fixedly arranged between the two support columns of each support column group, the second cross beam 6 and the third cross beam 8 are arranged in the vertical direction of a factory road, the two ends of the second cross beam 6 are fixedly connected with the tops of the two support columns of one support column group respectively, so that a torch pipeline is placed and supported by the support columns in a coaction with the corresponding support column group, and the two ends of the third cross beam 8 are fixedly connected with the middle parts of the two support columns of one support column group respectively. Referring to fig. 1, a high pressure flare line 11 and a low pressure flare line 12 are arranged in parallel on the support structure (only a part of the flare line in fig. 1), the high pressure flare line 11 and the low pressure flare line 12 both include a straight portion and a flare pi-bend which are communicated with each other, and the first support assembly, the second support assembly and the second beam 6 arranged on the corresponding support columns mainly support the straight portion of the flare line.
In other embodiments of the present invention, the number of the support columns included in the third support assembly may be set according to an actual use condition, and the relative distance between the third support assembly and the third support assembly may also be set according to the actual use condition, that is, the relative distance between the support column of the third support assembly and the support column corresponding to the third support assembly is adjusted according to the actual situation, so as to determine the specific setting position of the third support assembly. The fifteenth support column 301, the sixteenth support column 302 and the seventeenth support column 303 are arranged in a row on a side away from the first support assembly and the second support assembly in a direction parallel to the factory floor roadway. The fifteenth supporting column 301 and the third supporting column set are correspondingly arranged, that is, the fifteenth supporting column 301, the tenth supporting column 203 and the third supporting column 103 are correspondingly arranged and form a row, the sixteenth supporting column 302 and the fourth supporting column set are correspondingly arranged, the sixteenth supporting column 302, the eleventh supporting column 204 and the fourth supporting column 104 are formed into a row, and the seventeenth supporting column 303 and the fifth supporting column set are correspondingly arranged and form a row. Trusses are fixedly arranged between the third supporting assembly and the tenth supporting column 203, between the eleventh supporting column 204 and between the twelfth supporting column 205, and because the third supporting assembly and the second supporting assembly are located on different sides of a factory road, the trusses are arranged above the factory road and cross the factory road, so that the space above the road can be fully utilized, and in addition, the distance between the trusses and the pavement of the factory road is at least 6 meters, and the normal use of the factory road is not influenced. The second beam 6 between the third supporting column 103 and the tenth supporting column 203, the second beam 6 between the fifth supporting column 105 and the twelfth supporting column 205 and the truss work together to arrange and support the flare pi-bend of the flare pipeline, so that the flare pi-bend is supported and the thermal expansion is absorbed. The pi-shaped flare bend is positioned on the truss, namely the pi-shaped flare bend is positioned above the plant road under the action of the truss, so that the space above the plant road can be fully utilized by a flare pipeline, and the pi-shaped flare bend is subjected to thermal compensation above the plant road, so that the requirement of thermal compensation of a flare pipeline is met. The arm length L2 of the torch pi bend of the low-pressure torch pipeline 12 and the arm length L1 of the torch pi bend of the high-pressure torch pipeline 11 can be properly adjusted according to the temperature of the torch pipeline and the diameter of the torch, namely the arm length of the torch pi bend is adjusted according to the temperature of the torch pipeline and the diameter of the torch, and the absorbing thermal expansion capacity of the torch pi bend is better after the arm length of the torch pi bend is long, so that the torch pipeline meets the thermal compensation requirement of the torch; therefore, if the temperature of the flare pipeline rises, the relative distance between the third support assembly and the second support assembly can be increased by adjusting the position of the third support assembly, namely, the fifteenth support column 301, the sixteenth support column 302 and the seventeenth support column 303 are arranged at a position farther away from the tenth support column 203, the eleventh support column 204 and the twelfth support column 205, the length of a plurality of trusses arranged between the third support assembly and the fifteenth support column 301, the sixteenth support column 302 and the seventeenth support column 303 is increased, and the three trusses are combined together so as to be capable of accommodating the pi-bend of the flare after the arm length is increased, thereby meeting the requirement of flare thermal compensation.
The trusses comprise a first truss 701, a second truss 702 and a third truss 703, and the first truss 701, the second truss 702 and the third truss 703 jointly act to support a flare pi bend of the flare pipeline, so that the flare pi bend is located above a plant area road, and the flare pi bend utilizes the space above the plant area road to perform thermal compensation to meet the thermal compensation requirement of the flare pipeline. The first truss 701, the second truss 702 and the third truss 703 respectively include an upper chord and a lower chord, the upper chord and the lower chord of each truss are horizontally arranged, a certain distance exists between the upper chord and the lower chord corresponding to each truss, the upper chord and the lower chord of the truss are the prior art, and redundant description is not repeated here. The first truss 701 is arranged between the tenth supporting column 203 and the fifteenth supporting column 301, namely, two upper chord ends of the first truss 701 are fixedly connected with the tops of the tenth supporting column 203 and the fifteenth supporting column 301 respectively, and two lower chord ends of the first truss 701 are fixedly connected with the columns of the tenth supporting column 203 and the fifteenth supporting column 301; similarly, the second truss 702 is arranged between the sixteenth supporting column 302 and the eleventh supporting column 204, that is, two upper chord ends of the second truss 702 are fixedly connected with the tops of the sixteenth supporting column 302 and the eleventh supporting column 204, and two lower chord ends of the second truss 702 are fixedly connected with the columns of the sixteenth supporting column 302 and the eleventh supporting column 204; the third truss 703 is arranged between the seventeenth supporting column 303 and the twelfth supporting column 205, that is, two upper chord ends of the third truss 703 are fixedly connected with the tops of the seventeenth supporting column 303 and the twelfth supporting column 205 respectively, and two lower chord ends of the third truss 703 are fixedly connected with the seventeenth supporting column 303 and the twelfth supporting column 205 respectively.
A plurality of fourth cross beams 9 are arranged between the first truss 701 and the second truss 702, a plurality of fifth cross beams 14 are arranged between the second truss 702 and the third truss 703, in this embodiment, the fourth cross beam 9 is arranged at the middle position between the first truss 701 and the second truss 702, the fifth cross beam 14 is arranged at the middle position between the second truss 702 and the third truss 703, and in other embodiments of the present invention, the specific positions of the fourth cross beam 9 and the fifth cross beam 14 are set according to the actual situation. A fourth beam 9 is fixedly arranged between the upper chord of the first truss 701 and the upper chord of the second truss 702, and two ends of the fourth beam 9 are respectively hinged with the middle positions of the upper chord of the first truss 701 and the upper chord of the second truss 702; a fourth beam 9 is also arranged between the lower chord of the first truss 701 and the lower chord of the second truss 702, and two ends of the fourth beam 9 are respectively hinged with the middle positions of the lower chords of the first truss 701 and the second truss 702. Similarly, a fifth beam 14 is fixedly arranged between the upper chord of the second truss 702 and the upper chord of the third truss 703, two ends of the fifth beam 14 are respectively hinged with the middle positions of the upper chord of the second truss 702 and the upper chord of the third truss 703, a fifth beam 14 is correspondingly arranged between the lower chord of the second truss 702 and the lower chord of the third truss 703, and two ends of the fifth beam 14 are respectively hinged with the middle positions of the lower chord of the second truss 702 and the lower chord of the third truss 703. The number of the fourth beam 9 and the fifth beam 14 and the specific positions of the arrangement in other embodiments of the invention are set according to actual conditions.
A plurality of horizontal supports are arranged between the second truss 702 and the third truss 703, each horizontal support comprises a first horizontal support 1301 and a second horizontal support 1302, a first horizontal support 1301 is arranged between the eleventh supporting column 204 and the twelfth supporting column 205 and the fifth cross beam 14 between the upper chord of the second truss 702 and the upper chord of the third truss 703, a first horizontal support 1301 is also arranged between the eleventh supporting column 204 and the twelfth supporting column 205 and the fifth cross beam 14 between the lower chord of the second truss 702 and the lower chord of the third truss 703, in this embodiment, the first horizontal support 1301 comprises two angle irons which are fixed together in an X shape and are arranged horizontally, the middle crossing positions of the two angle irons are connected through welding, the first horizontal support 1301 between the eleventh supporting column 204 and the twelfth supporting column 205 and the fifth cross beam 14 between the upper chord of the second truss 702 and the upper chord of the third truss 703 is taken as an example, one end of one angle iron of the horizontal support 1301 is connected with the eleventh supporting column 204, and the other end of the angle iron is connected with one end of the fifth cross beam 14 between the upper chord of the second truss 702 and the upper chord of the third truss 703; and one end of the other angle iron is connected with the twelfth supporting column 205, and the other end of the other angle iron is connected with the other end of the fifth cross beam 14 between the upper chord of the second truss 702 and the upper chord of the third truss 703. The structures and connection manners of the first horizontal support 1301 arranged between the eleventh supporting column 204 and the twelfth supporting column 205 and the fifth beam 14 between the lower chords of the second truss 702 and the third truss 703 are not described herein.
A second horizontal support 1302 is arranged between the sixteenth supporting column 302 and the seventeenth supporting column 303 and a fifth cross beam 14 between the upper chord of the second truss 702 and the upper chord of the third truss 703, a second horizontal support 1302 is also arranged between the sixteenth supporting column 302 and the seventeenth supporting column 303 and a fifth cross beam 14 between the lower chord of the second truss 702 and the lower chord of the third truss 703, the second horizontal support 1302 and the first horizontal support 1301 have the same structure, the second horizontal support comprises two X-shaped angle irons which are horizontally arranged, and the middle crossing positions of the two angle irons are connected through welding. Taking the second horizontal support 1302 between the sixteenth supporting column 302 and the seventeenth supporting column 303 and the fifth cross beam 14 between the upper chords of the second truss 702 and the third truss 703 as an example, one end of one angle iron is connected with the sixteenth supporting column 302, and the other end is connected with one end of the fifth cross beam 14 between the upper chords of the second truss 702 and the third truss 703; and one end of the other angle iron is connected with the seventeenth supporting column 303, and the other end of the other angle iron is connected with the other end of the fifth cross beam 14 between the upper chord of the second truss 702 and the upper chord of the third truss 703. The structures and connection manners of the first horizontal support 1301 arranged between the sixteenth supporting column 302 and the seventeenth supporting column 303 and the fifth beam 14 between the lower chords of the second truss 702 and the third truss 703 are not described in detail herein.
Two first inter-column supports (not shown) are arranged between the eleventh supporting column 204 and the twelfth supporting column 205 and are used for providing supporting force for the eleventh supporting column 204 and the twelfth supporting column 205; referring to fig. 5, two second inter-column supports 10 are also disposed between the sixteenth supporting column 302 and the seventeenth supporting column 303, the second inter-column supports 10 are used for providing inter-column supporting force for the sixteenth supporting column 302 and the seventeenth supporting column 303, so as to strongly support the horizontal force of the flare pipeline caused by temperature, each second inter-column support 10 comprises two angle irons fixed together in an X shape, and the two angle irons are connected at the middle crossing position by welding. One of the second inter-column supports 10 between the sixteenth support column 302 and the seventeenth support column 303 is disposed between the first cross beam 5 and the sixth cross beam 15 between the sixteenth support column 302 and the seventeenth support column 303, two ends of one angle iron of the second inter-column support 10 are respectively connected with one end portions of the first cross beam 5 and the sixth cross beam 15, and two ends of the other angle iron of the second inter-column support 10 are respectively connected with the other end portions of the first cross beam 5 and the sixth cross beam 15. Another second inter-column support 10 between the sixteenth support column 302 and the seventeenth support column 303 is arranged between the sixth cross beam 15 fixedly connected with the supports of the sixteenth support column 302 and the seventeenth support column 303, one end of the sixth cross beam 15 at one angle iron of the second inter-column support 10 is connected, and the other end is connected with the bottom of the seventeenth support column 303; one end of the other angle iron of the second inter-column support 10 is connected with the other end of the sixth cross beam 15, and the other end is connected with the bottom of the sixteenth support column 302.
The supporting structure is used for offsetting horizontal force generated by the flare pipeline due to temperature through the first horizontal support 1301, the second horizontal support 1302, the first inter-column support and the second inter-column support 10, and the positions of the first horizontal support 1301, the second horizontal support 1302, the first inter-column support and the second inter-column support 10 can be adjusted according to actual conditions, so that thermal compensation of the large-diameter flare pipeline is met under the condition of space crowding.
In conclusion, the flare pi bends of the flare pipelines are arranged at the positions above the plant road through the plurality of supporting assemblies and the trusses, so that the space above the plant road is fully utilized by the flare pipelines, and the flare pi bends are subjected to thermal compensation above the plant road so as to meet the thermal compensation requirement of the flare pipelines.
The above description is only a preferred embodiment of the present invention, and any person skilled in the art can make any simple modification, equivalent change and modification to the above embodiments according to the technical essence of the present invention without departing from the scope of the present invention, and still fall within the scope of the present invention.
Claims (10)
1. The utility model provides a satisfy bearing structure of major diameter torch pipeline natural thermal compensation which characterized in that: the support structure is provided with a plurality of flare pipelines in parallel, the support structure comprises a first support assembly, a second support assembly and a third support assembly, the first support assembly and the second support assembly are arranged on one side of the plant road, the third support assembly is arranged on the other side of the plant road, a plurality of trusses are fixedly arranged between the third support assembly and the second support assembly, the trusses cross the plant road in the direction perpendicular to the plant road, flare pi bends of the flare pipelines are arranged on the trusses and located above the plant road, and space above the plant road can be fully utilized due to the fact that the flare pi bends are located above the plant road, so that the flare pi bends can perform thermal compensation on the flare pipelines above the plant road, and the requirement of the thermal compensation is met.
2. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: the support columns in each support assembly are all arranged in rows, each support assembly comprises a plurality of support columns, a first cross beam and a sixth cross beam are arranged between two adjacent support columns in each support assembly, the two ends of each first cross beam are fixedly connected with the tops of the two adjacent support columns respectively, and the two ends of each sixth cross beam are fixedly connected with the middle parts of the two adjacent support columns respectively.
3. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: the supporting columns in the first supporting assembly and the second supporting assembly are in one-to-one correspondence, the two corresponding supporting columns are a supporting column group, and a second cross beam used for supporting parallel torch pipelines is fixedly arranged between the two supporting columns of the supporting column group.
4. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: and a third cross beam is fixedly arranged between two adjacent support columns of one support column group, the second cross beam and the third cross beam are arranged in the direction perpendicular to the factory road, two ends of the second cross beam are fixedly connected with the tops of the two support columns of one support column group respectively, and two ends of the third cross beam are fixedly connected with the middle parts of the two support columns of one support column group respectively.
5. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: the flare pipeline comprises a straight part and a flare pi bend which are communicated with each other, and the first support assembly, the second support assembly and the second beam arranged on the corresponding support columns mainly support the straight part of the flare pipeline; the truss between the third supporting assembly and the second supporting assembly is used for arranging and supporting the flare pi bend, so that the space above the plant road can be fully utilized when the flare pi bend is positioned above the plant road, and the thermal compensation requirement is met.
6. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: the truss is used for supporting the torch pi bend of the truss torch pipeline, and the arm length of the torch pi bend is adjusted on the truss above the plant area road according to the temperature of the torch pipeline and the diameter of the torch, so that the torch pipeline meets the thermal compensation requirement of the torch.
7. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: the third support assembly at least comprises a fifteenth support column, a sixteenth support column and a seventeenth support column, a first truss is arranged between the fifteenth support column and one support column corresponding to the second support assembly, a second truss is arranged between the sixteenth support column and one support column corresponding to the second support assembly, a third truss is arranged between the seventeenth support column and one support column corresponding to the second support assembly, the third support assembly and the second support assembly are located on different sides of the plant road, so that the first truss, the second truss and the third truss cross the plant road along a direction perpendicular to the plant road, a flare pi bend arranged above the truss is located above the plant road, and the flare pipeline is thermally compensated by using a space above the plant road.
8. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline as claimed in claim 1, wherein: a plurality of horizontal supports are arranged between the second truss and the third truss; a plurality of first inter-column supports are arranged between two support columns corresponding to the sixteenth support column and the seventeenth support column in the second support assembly, a plurality of second inter-column supports are arranged between the sixteenth support column and the seventeenth support column, and the horizontal support and the inter-column supports jointly act to offset horizontal force generated by the flare pipeline due to temperature.
9. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline according to claim 8, wherein: each horizontal support and the support between the columns respectively comprise two X-shaped angle irons, and the middle crossing positions of the two angle irons are connected through welding.
10. The support structure for satisfying the natural thermal compensation of the large-diameter flare pipeline according to claim 8, wherein: each truss comprises a truss upper chord and a truss lower chord, and fourth cross beams are fixedly arranged between the first truss upper chord and the second truss upper chord and between the first truss lower chord and the second truss lower chord; and fifth cross beams are arranged between the upper chord of the second truss and the upper chord of the third truss and between the lower chord of the second truss and the lower chord of the third truss.
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| CN202111164667.1A CN113738952A (en) | 2021-09-30 | 2021-09-30 | Support structure for satisfying natural thermal compensation of large-diameter torch pipeline |
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| CN202111164667.1A CN113738952A (en) | 2021-09-30 | 2021-09-30 | Support structure for satisfying natural thermal compensation of large-diameter torch pipeline |
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