CN217109151U

CN217109151U - Arrangement structure of high-temperature pipeline for absorbing thermal expansion on large-height-difference pipe frame

Info

Publication number: CN217109151U
Application number: CN202122997164.4U
Authority: CN
Inventors: 康福娜; 任春来; 高鑫
Original assignee: LUOYANG RUIZE PETROCHEMICAL ENGINEERING CO LTD
Current assignee: LUOYANG RUIZE PETROCHEMICAL ENGINEERING CO LTD
Priority date: 2021-11-30
Filing date: 2021-11-30
Publication date: 2022-08-02
Anticipated expiration: 2031-11-30

Abstract

The utility model provides an arrangement structure of high temperature pipeline that absorbs thermal expansion on big difference in height pipe support, high temperature pipeline be vertical row's of bending structure between overhead and low frame, the high temperature pipeline of vertical row's of bending structure is vertical upwards from the low frame, then turns out the pipe support and supports on the curb girder, continues upwards to extend after outwards extending, then turns into the pipe support and is connected with the high temperature pipeline on the overhead and support on the curb girder. Compared with the prior art, the utility model discloses an useful part lies in: the invention adopts the modularized arrangement, and the transition position of the lower frame and the upper frame is bent outwards; a guide bracket is arranged on the elevated frame close to the transition position of the low frame and the elevated frame, so that the high-temperature pipeline is prevented from being transversely displaced too much; a bracket is not arranged at a lower frame close to the elevated frame so as to prevent the side beam from being empty; in order to avoid the condition that the load close to the support is too heavy, the middle beam is arranged at the position close to the lower frame of the overhead frame to be used as a support, so that the span requirement and the thermal expansion requirement can be met; guarantee the pipe support even running, each support does not all come to nothing.

Description

Arrangement structure of high-temperature pipeline for absorbing thermal expansion on large-height-difference pipe frame

Technical Field

The utility model relates to a petrochemical field specifically is an absorb bloated arrangement structure of high temperature pipeline of heat on big difference in height pipe support.

Background

In the whole plant process and the design of a heating power pipe network, pipelines usually run on a low frame, the clearance between the first layer of the low frame and the ground is more than 2.2 meters, the first layer of the low frame is changed into an elevated frame when crossing roads, and the clearance between the first layer of the elevated frame and the ground of the roads is more than 5.0 meters, if other cross pipe frames are met, the clearance is higher. If the medium-pressure steam pipeline and other high-temperature pipelines meet the height difference of 7 m, the vertical thermal expansion problem needs to be solved by using a spring. But spring engineering cost is high, so how high temperature pipeline arranges, can utilize natural flexibility to solve the heat and expand, can not influence the trend of other pipelines again and become a difficult problem, the utility model provides a this problem.

SUMMERY OF THE UTILITY MODEL

To the above-mentioned technical problem who solves big difference in height thermal expansion pipeline arrangement cost too high, the utility model aims to provide an absorb the arrangement structure of the bloated high temperature pipeline of heat on big difference in height pipe support, this high temperature pipeline need not the spring on big difference in height pipe support, utilizes self flexibility to solve the thermal expansion.

The utility model aims at adopting the following technical scheme to realize. The foundation the utility model provides an arrangement structure of high temperature pipeline that absorbs thermal expansion on big difference in elevation pipe support, including the pipe support, high temperature pipeline modularization sets up on the pipe support, and the pipe support includes overhead, low frame, and high temperature pipeline is the vertical structure of bending of arranging for the modularization between overhead and low frame, and the high temperature pipeline of vertical structure of bending of arranging makes progress from low frame is vertical, then outwards turns out the pipe support and supports on the curb girder of pipe support, continues upwards extension behind the outside extension, then turns into the high temperature pipe connection on pipe support and the overhead and supports on the curb girder.

Furthermore, the high-temperature pipeline on the high frame and the high-temperature pipeline on the low frame are arranged on the same straight line.

Further, the high temperature pipelines which are turned out and turned in are supported on the side beams through sliding brackets.

Further, the high temperature pipeline is arranged close to the pipe frame column.

Furthermore, the distance between the pillars supporting the high frame and the low frame is 6.0m, and the distance between the two pillars close to the transition position of the high frame and the low frame is 4.5 m.

Furthermore, the high-temperature pipeline close to the transition position of the high frame and the low frame on the high frame is supported on the pipe frame through a guide support, the high-temperature pipeline close to the transition position of the high frame and the low frame on the low frame is not provided with a support, and the high-temperature pipelines at other positions are supported on the pipe frame through a sliding support.

Furthermore, the sliding support on the low frame, which is close to the transition position of the high frame and the low frame, is arranged on the middle beam between the two pillars close to the transition position of the high frame and the low frame, and the rest sliding supports and the guide supports are arranged at the corresponding positions of the rest pillars.

Compared with the prior art, the utility model has the advantages that: if the high-temperature pipeline directly vertically extends to a high frame, the first support on the high frame is empty, so that the high-temperature pipeline is easy to vibrate and is not beneficial to the stable operation of the high-temperature pipeline. Therefore, the invention adopts the modularized arrangement, namely, the transition position of the lower frame and the upper frame is bent outwards; a guide bracket is arranged on the elevated frame close to the transition position of the low frame and the elevated frame, so that the high-temperature pipeline is prevented from being transversely displaced too much; a bracket is not arranged at a lower frame position close to the elevated frame so as to prevent the side beam from being empty; in order to avoid the condition that the load close to the support is too heavy, the middle beam is arranged at the position close to the lower frame of the overhead frame to be used as a support, so that the span requirement and the thermal expansion requirement can be met; the structure that sets up above guarantees pipe support even running, and each support does not all take off the sky.

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 according to the content of the description, and in order to make the above and other objects, features, and advantages of the present invention more obvious and understandable, the following preferred embodiments are described in detail with reference to the accompanying drawings.

Drawings

Fig. 1 is a plan view of the arrangement structure of a high temperature pipeline for absorbing thermal expansion on a large-difference pipe frame according to the present invention;

fig. 2 is a perspective view of fig. 1.

[ reference numerals ]

1-high temperature pipeline, 201-column I, 202-column II, 203-column III, 204-column IV, 3-other pipeline, 4-guide bracket, 5-middle beam, 6-sliding bracket, 7-side beam, 8-low frame, 9-high frame and 10-main beam.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.

The utility model relates to an embodiment of an arrangement structure of high temperature pipeline that absorbs thermal expansion on big discrepancy in elevation pipe support, as shown in fig. 1 to fig. 2. In the present embodiment, the specifications of the high-temperature pipeline 1 are: the nominal diameter is 300, the medium-pressure steam can be transmitted, the operating temperature is 410 ℃, the design temperature is 430 ℃, the operating pressure is 3.4MPa, the design pressure is 3.74MPa, the material is 15CrMoG, and the 1 m thermal expansion is 5 mm. The pipeline structure is arranged according to the specification of the high-temperature pipeline 1.

The high temperature pipeline 1 and the other pipelines 3 are all arranged on the pipe frame, and the high temperature pipeline 1 is arranged close to the edge of the pipe frame. The structure of pipe support includes girder, curb girder, post, and the post setting is on the basal plane, and the girder supports and sets up on the post, and curb girder 7 is located the edge of girder. The pipe frame is divided into a low frame 8 and a high frame 9 according to the height of the pipe frame, and in the embodiment, the low frame 8 is 7 meters lower than the high frame 9. The columns near the transition between the upper and

lower racks

9 and 8 include columns II202 and III203 as shown, column II202 is located on the lower rack 8 side, column III203 is located on the upper rack 9 side, and the distance between adjacent columns in the pipe rack at the same height is 6.0m, column I201 and II202 is 6.0m, and column III203 and IV204 is 6.0 m. The high-temperature pipeline 1 is arranged at the position of an adjacent column on the pipe frame, the distance from the center of the column is 1.5 meters, the width of the pipe frame is 6.0 meters, and other pipelines 3 are arranged at other positions of the system pipe frame.

High temperature pipeline 1 modularization setting sets up the vertical curved structure of arranging of modularization at overhead 9 and low 8 transition positions department on the pipe support, specifically is: describing the direction in which the high temperature pipeline 1 extends from the lower frame 8 to the upper frame 9, the high temperature pipeline 1 firstly extends vertically upwards for 3.0 meters, then outwards turns out to form a pipe frame for 1.5 meters, and is supported on the side beam 7 of the pipe frame through the sliding support 6, then continues to extend outwards for 2.0 meters, then upwards extends for 4.0 meters, and then turns into the pipe frame, and similarly, the high temperature pipeline 1 here is supported on the side beam 7 through the sliding support 6, and then the high temperature pipeline 1 enters and is arranged on the upper frame 9. The high-temperature pipeline 1 is positioned at the elevated position 9 and the lower position 8 and is kept on a straight line when being seen from the right top, and meanwhile, the high-temperature pipeline is positioned at the outer position in the pipe frame, so that the positions of other pipelines 3 are not occupied. The distance of the high temperature pipeline 1 can be adjusted appropriately according to the internal temperature.

If the high-temperature pipeline 1 directly vertically extends for 7 meters to the overhead 9, the first support on the overhead 9 is empty, so that the high-temperature pipeline 1 is easy to vibrate and is not beneficial to the smooth operation of the high-temperature pipeline 1.

A column II202 supporting the lower frame 8 and close to the transition position of the upper frame 9 and the lower frame 8, and a column III203 supporting the upper frame 9 and close to the transition position of the upper frame 9 and the lower frame 8, wherein the distance between the two columns is 4.5 meters. The high temperature pipeline 1 is supported on the overhead 9 by the guide bracket 4 at the position of the column III 203. The high temperature pipeline 1 is not provided with a bracket at the position of the column II 202. A sliding bracket 6 is provided on the intermediate beam 5 at an intermediate position between the columns I201 and II202, and the high temperature pipeline 1 is provided on this sliding bracket 6. The other parts of the high temperature pipeline 1 are arranged on the pipe frame through the sliding support 6, and the sliding support 6 is arranged on the pipe frame at the corresponding position of the pillar. The high-temperature pipeline is arranged on the corresponding sliding bracket 6 and the corresponding guide bracket 4 through pipe brackets.

The invention adopts the modularized arrangement, namely, the transition position of the lower frame and the upper frame is bent outwards; the guide bracket 4 is arranged on the high frame 9 close to the transition position of the low frame and the high frame to prevent the high-temperature pipeline 1 from excessively large transverse displacement; no bracket is arranged at the lower frame 8 adjacent to the upper frame 9 so as to prevent the side beam 7 from being empty; in order to avoid the condition that the load close to the support is too heavy, the middle beam 5 is arranged at the position close to the lower frame of the overhead frame to be used as a support, so that the span requirement and the thermal expansion requirement can be met; the structure that sets up above guarantees pipe support even running, and each support does not all take off the sky.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an absorb arrangement structure of bloated high temperature pipeline of heat on big difference in height pipe support, includes the pipe support, and high temperature pipeline modularization sets up on the pipe support, and the pipe support includes overhead, low frame, its characterized in that: the high-temperature pipeline is of a vertical bending structure which is arranged in a modularized mode between the high frame and the low frame, the high-temperature pipeline of the vertical bending structure vertically upwards extends from the low frame, then outwards turns out of the pipe frame and is supported on the side beam of the pipe frame, continues to outwards extend and then upwards extends, and then turns into the pipe frame to be connected with the high-temperature pipeline on the high frame and is supported on the side beam.

2. A high temperature pipeline arrangement for absorbing thermal expansion on a large differential pipe rack in accordance with claim 1, wherein: the high-temperature pipeline on the high frame and the high-temperature pipeline on the low frame are arranged on the same straight line.

3. A high temperature pipeline arrangement for absorbing thermal expansion on a large differential pipe rack in accordance with claim 1, wherein: the high-temperature pipelines which are turned out and turned in are supported on the side beams through sliding brackets.

4. A high temperature pipeline arrangement for absorbing thermal expansion on a large differential pipe rack in accordance with claim 1, wherein: the high temperature pipeline is arranged close to the pipe frame column.

5. An arrangement of high temperature pipeline to absorb thermal expansion on a large difference pipe frame according to claim 4, wherein: the distance between the pillars of the high frame and the low frame is 6.0m, and the distance between the two pillars close to the transition position of the high frame and the low frame is 4.5 m.

6. An arrangement of high temperature pipeline absorbing thermal expansion on a large differential pipe rack according to claim 4, characterized in that: the high-temperature pipeline close to the transition position of the high frame and the low frame on the high frame is supported on the pipe frame through the guide support, the high-temperature pipeline close to the transition position of the high frame and the low frame on the low frame is not provided with a support, and the high-temperature pipelines at other positions are supported on the pipe frame through the sliding support.

7. An arrangement of high temperature pipeline absorbing thermal expansion on a large differential pipe rack according to claim 6, characterized in that: the sliding support on the low frame, which is close to the transition position of the high frame and the low frame, is arranged on the middle beam between the two pillars close to the transition position of the high frame and the low frame, and the rest sliding supports and the guide supports are arranged at the corresponding positions of the rest pillars.