CN216843395U - Pipe rack - Google Patents

Abstract

The utility model relates to a technology pipeline installation technical field, concretely relates to pipe support, include: the first support and the third support are arranged at intervals, and the truss and the cable are arranged; the truss is formed by welding a plurality of pipelines, and two ends of the truss are respectively fixed at the top ends of the first support and the third support; the cable penetrates through the pipeline along the length direction of the truss, two ends of the cable are respectively fixed with the tops of two ends of the truss, and at least one part of the cable penetrates through the pipeline at the bottom of the truss so as to provide an upward lifting force for the truss; the cable penetrates through the pipeline of the truss, and an acting force opposite to the downward bending direction of the truss under the action of self weight is applied to the pipeline at the bottom of the truss, so that the span between the supports in the existing pipe frame is increased, the number of the supports and the supporting seats is reduced, the ground space utilization rate is improved, the engineering quantity and the construction cost are saved, and the construction working hours are shortened; the pipe frame structure system is more compact, and construction is convenient; the whole structure is simple and beautiful.

Description

Pipe rack

Technical Field

The utility model relates to a technology pipeline installation technical field, concretely relates to pipe support.

Background

The pipelines on a plurality of single-layer pipeline supports in the industrial plant area are fewer, the pipelines are non-expansive cold pipelines, the load is not large, and the single-column supports are adopted in the non-crossing section without arranging longitudinal beams or steel trusses. However, the distance between the supports crossing the road or building (structure) is too large, and a pipeline supporting and hanging point needs to be provided at the middle position, the pipe frame with the span less than 12m is usually of a longitudinal steel beam type structure, the pipe frame with the span more than 12m is usually of a steel truss type structure, and in order to meet the deflection requirement, the section of a steel beam or a steel truss is usually large, the steel consumption is large, the economy is poor, and the appearance is not attractive.

Therefore, the scheme in the prior art discloses a cable-stayed pipe frame structure for installing process pipelines, which comprises pipelines, a first bracket, a second bracket, a supporting cross beam, pipe clamps and a first cable assembly, wherein the number of the first brackets is 4, two rows of the first brackets are positioned in the middle area of the pipeline, two first brackets positioned on the same side are provided with transverse supporting beams between the positions with the same height as the second brackets, two first brackets positioned on the same side are fixed with top end beams between the top ends of the first brackets, two groups of symmetrical first inhaul cable components are arranged between the first supports positioned at two sides, each group of first inhaul cable components comprises at least 3 first inhaul cables and a fixed cross beam, the cable pulling device is characterized in that a first pull cable is connected between the fixed cross beam and the top end cross beam, pipe clamps with the quantity corresponding to the quantity of the pipelines are fixed below the fixed cross beam, and the pipelines penetrate through the pipe clamps. The included angles between the first inhaul cables and the vertical direction are the same, and the first inhaul cables are composed of a first inhaul cable positioned in the center and first inhaul cables symmetrically arranged on two sides. The pipeline support is characterized by further comprising an intermediate support positioned between the first support and the second support, the intermediate support is as high as the second support, a supporting cross beam is also arranged between the top ends of the intermediate support, and a pipeline is erected on the supporting cross beam.

However, in the above cable-stayed pipe frame structure, only the zipper is arranged at the preset position of the pipe frame, one end of the zipper is fixed with the pipe frame, an upward pulling force is applied to the zipper, and the zipper and the pipe frame are in point contact, so that the stress is not uniform. The bending moment of the inclined-pulling pipe frame structure is still large, and the span is still limited.

SUMMERY OF THE UTILITY MODEL

Therefore, the to-be-solved technical problem of the utility model lies in overcoming the great and limited defect of span of moment of flexure of drawing formula pipe support structure to one side among the prior art, and based on above circumstances, the pipe support of development a large-span is very necessary.

In order to achieve the above object, the utility model provides a pipe support, include:

the first bracket and the third bracket are arranged at intervals;

the truss is formed by welding a plurality of pipelines, and two ends of the truss are respectively fixed at the top ends of the first support and the third support;

and the cable penetrates through the pipeline along the length direction of the truss, two ends of the cable are respectively fixed with the tops of two ends of the truss, and at least one part of the cable penetrates through the pipeline at the bottom of the truss so as to provide an upward lifting force for the truss.

Optionally, the cable comprises a plurality of groups of cable units connected in sequence, and each cable unit comprises a first horizontal cable, a first stay cable, a second horizontal cable, a second stay cable and a third horizontal cable connected in sequence; the first horizontal cable and the third horizontal cable penetrate through a first horizontal pipeline at the top of the truss, the second horizontal cable penetrates through a second horizontal pipeline at the bottom of the truss, and the first stay cable and the second stay cable penetrate through an inclined pipeline which is connected with the first horizontal pipeline and the second horizontal pipeline.

Optionally, the method further comprises:

and the second bracket is arranged at the bottom of the truss and corresponds to the joint of the third horizontal cable and the first horizontal cable of the two adjacent cable units.

Optionally, the support device further comprises a support seat respectively arranged at the bottoms of the first support, the second support and the third support.

Optionally, two ends of the cable are respectively fixed to the tops of two ends of the truss through anchors.

Optionally, the cable is a tensioned prestressed cable.

Optionally, the cord is made in one piece.

Optionally, the truss is a steel truss.

Optionally, the support seat is a reinforced concrete column base.

Optionally, the first support, the second support and the third support are all steel tube columns.

Compared with the prior art, the technical scheme of the utility model have following advantage:

1. the utility model provides a pipe rack, include: the first bracket and the third bracket are arranged at intervals; the truss is formed by welding a plurality of pipelines, and two ends of the truss are respectively fixed at the top ends of the first support and the third support; the cable penetrates through the pipeline along the length direction of the truss, two ends of the cable are respectively fixed with the tops of two ends of the truss, and at least one part of the cable penetrates through the pipeline at the bottom of the truss so as to provide an upward lifting force for the truss; according to the technical scheme, the cables penetrate through the pipelines of the truss, and acting force opposite to the downward bending direction of the truss under the action of self weight is applied to the pipelines at the bottom of the truss, so that the span between the supports in the existing pipe frame is increased, the number of the supports and the supporting seats is reduced, the ground space utilization rate is improved, the engineering quantity and the construction cost are saved, and the construction working hours are shortened; the pipe frame structure system is more compact, and construction is convenient; the whole structure is simple and beautiful.

2. The cable of the utility model comprises a plurality of groups of cable units which are connected in sequence, wherein the cable units comprise a first horizontal cable, a first stay cable, a second horizontal cable, a second stay cable and a third horizontal cable which are connected in sequence; the first horizontal cable and the third horizontal cable penetrate through a first horizontal pipeline at the top of the truss, the second horizontal cable penetrates through a second horizontal pipeline at the bottom of the truss, and the first stay cable and the second stay cable penetrate through an inclined pipeline connecting the first horizontal pipeline and the second horizontal pipeline; this application is through the form that specifically sets up the cable unit, guarantees that the ascending pulling force that the cable was applyed and the moment of flexure deformation opposite direction that the truss received, offsets the moment of flexure that the truss received completely to increase the span of pipe support, and the cable becomes line contact by the point contact to the effort of truss, has increased the effect that the cable was carried the truss and was drawn.

3. The utility model provides a pipe rack still includes: the second support is arranged at the bottom of the truss and corresponds to the joint of the third horizontal cable and the first horizontal cable of the two adjacent cable units; this application sets up the second support in the position that the truss bottom corresponds two sets of horizontal cables, because the horizontal cable produces decurrent effort, consequently the horizontal cable is right has been offset in the setting of second support the decurrent effort that the truss produced for the atress of truss is more balanced, and the structure is more firm.

4. The utility model provides a pipe rack still includes: the supporting seats are respectively arranged at the bottoms of the first support, the second support and the third support; this application is through setting up the supporting seat, guarantees the firm degree on first support, second support and third support basis, and then guarantees the stability of top truss.

5. The two ends of the rope of the utility model are respectively fixed with the tops of the two ends of the truss through anchorage devices; this application adopts the ground tackle fixed cable guarantees that the fixed of cable is firm more and firm.

6. The cable of the utility model is a prestressed cable after being stretched; this application adopts above-mentioned technical scheme, further increases the effect is carried to the carrying of truss to the cable, prevents because time overlength from resulting in the cable to carrying of truss to draw the effect and weaken, the truss downwarping influences the performance of pipe support.

7. The cable of the utility model is integrally made; by adopting the technical scheme, the cable is ensured to be a whole, the cable is prevented from being broken or elongated due to the existence of the joint, and the pulling effect disappears or weakens.

8. The truss of the utility model is a steel truss; this application adopts above-mentioned technical scheme, guarantees the durable reliable degree of truss.

9. The supporting seat of the utility model is a reinforced concrete column base; this application is injectd the concrete form of supporting seat, further guarantees the firm degree on support bottom basis, and then guarantees the stability of top truss.

10. The first bracket, the second bracket and the third bracket of the utility model are steel tube upright posts; above-mentioned technical scheme is adopted in this application, and the structure of support is both simple, guarantees the reliable degree to truss support again.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a pipe rack structure provided in an embodiment of the present invention.

Description of reference numerals:

1. a first bracket; 2. a second bracket; 3. a third support; 4. a truss; 5. a supporting seat; 6. a cable; 7. a fixed end; 8. and (4) tensioning the end.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.

Furthermore, the technical features mentioned in the different embodiments of the invention described below can be combined with each other as long as they do not conflict with each other.

One embodiment of a pipe rack as shown in fig. 1 may be used for supporting various process pipes to be shuttled in a power plant area, and the pipe rack specifically includes: the support comprises 3 support seats 5 arranged on the ground, a first support 1, a second support 2 and a third support 3 which are respectively fixed on the 3 support seats 5, a truss 4 formed by welding a plurality of pipelines and a cable 6 which is arranged in the pipelines in a penetrating mode along the length direction of the truss 4.

Specifically, the support seat 5 is a reinforced concrete column base; the truss 4 is a steel truss; the first support 1, the second support 2 and the third support 3 are all steel tube columns.

Two ends of the truss 4 are respectively fixed at the top ends of the first support 1 and the third support 3, and the middle of the truss 4 is fixed at the top end of the second support 2. The cable 6 comprises two groups of same cable units which are connected in sequence, and the first group of cable units comprises a first horizontal cable, a first stay cable, a second horizontal cable, a second stay cable and a third horizontal cable which are connected in sequence; the first horizontal cable and the third horizontal cable are arranged in a first horizontal pipeline on the top of the truss in a penetrating mode, the second horizontal cable is arranged in a second horizontal pipeline on the bottom of the truss 4 in a penetrating mode, and the first inclined cable and the second inclined cable are arranged in an inclined pipeline which connects the first horizontal pipeline and the second horizontal pipeline in a penetrating mode, so that an isosceles trapezoid structure is formed. And a second bracket 2 is arranged at the joint of the third horizontal cable of the first group of cable units and the first horizontal cable of the second group of cable units corresponding to the bottom of the truss 4, and the two isosceles trapezoids are symmetrically arranged relative to the second bracket 2. Two ends of the cable 6 are respectively fixed with the tops of two ends of the truss 4 through anchors; and the cable 6 is tensioned through an anchorage device to form a prestressed cable.

Specifically, one end of the anchor is used as a fixed end 7, and the other end of the anchor is used as a tensioning end 8. Further, a plurality of cables 6 are arranged in parallel along the longitudinal direction of the truss 4.

This application the assembly use of pipe support is as follows: firstly, fixing a steel pipe upright post in the reinforced concrete column base; then, welding the truss 4 by adopting a pipeline, and penetrating a cable 6 into the pipeline of the truss 4; fixing the truss 4 to the top end of the steel pipe upright post, fixing anchorage devices at two ends of the cable 6, and tensioning the cable 6 to form a prestressed cable; the process piping to be supported is finally arranged in a girder 4.

As an alternative embodiment, the cable unit includes a first stay cable, a second horizontal cable, and a second stay cable connected in sequence; the second horizontal cable is arranged in a second horizontal pipeline at the bottom of the truss 4 in a penetrating mode; the first stay cable and the second stay cable penetrate through an inclined pipeline connected with the second horizontal pipeline; the other end of the first stay cable is connected with an anchorage device, and the other end of the second stay cable is also connected with an anchorage device.

Alternatively, anchors are connected to both ends of each group of cable units and tension is applied to increase the lifting effect of the girder 4.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious changes and modifications can be made without departing from the scope of the invention.

Claims (10)

1. A pipe rack, comprising:

the first bracket (1) and the third bracket (3) are arranged at intervals;

the truss (4) is formed by welding a plurality of pipelines, and two ends of the truss (4) are respectively fixed at the top ends of the first support (1) and the third support (3);

and the cable (6) is arranged in the pipeline in a penetrating manner along the length direction of the truss (4), two ends of the cable are respectively fixed with the tops of two ends of the truss (4), and at least one part of the cable (6) is arranged in the pipeline at the bottom of the truss (4) in a penetrating manner so as to provide an upward lifting force for the truss (4).

2. The pipe support of claim 1, characterized in that said cables (6) comprise a plurality of groups of cable units connected in sequence, said cable units comprising a first horizontal cable, a first stayed cable, a second horizontal cable, a second stayed cable and a third horizontal cable connected in sequence; the first horizontal cable and the third horizontal cable penetrate through a first horizontal pipeline at the top of the truss (4), the second horizontal cable penetrates through a second horizontal pipeline at the bottom of the truss (4), and the first inclined cable and the second inclined cable penetrate through an inclined pipeline which is connected with the first horizontal pipeline and the second horizontal pipeline.

3. The pipe rack of claim 2, further comprising:

and the second bracket (2) is arranged at the bottom of the truss (4) and corresponds to the joint of the third horizontal cable and the first horizontal cable of the two adjacent cable units.

4. The pipe support according to claim 3, characterized in that it further comprises supporting seats (5) respectively arranged at the bottom of said first (1), second (2) and third (3) supports.

5. Pipe support according to any of claims 1 to 4, characterized in that the two ends of the cable (6) are fixed to the top of the two ends of the truss (4) by means of anchorage means.

6. Pipe support according to any of claims 1 to 4, characterized in that the cables (6) are tensioned prestressed cables.

7. Pipe support according to any of claims 1 to 4, characterized in that said cords (6) are made in one piece.

8. Pipe support according to any of claims 1 to 4, characterized in that the girders (4) are steel girders.

9. Pipe support according to claim 4, characterized in that said support seats (5) are reinforced concrete socles.

10. The pipe support of claim 3, characterized in that the first (1), second (2) and third (3) brackets are all steel pipe columns.

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