阅读说明：本技术 一种用于低温管道的可预装滑动支架及其安装方法 (Preassembled sliding support for low-temperature pipeline and mounting method thereof ) 是由 张经纬 李云山 马业元 孙英涛 沈小兵 曹夕梅 于 2020-07-11 设计创作，主要内容包括：本申请涉及一种用于低温管道的可预装滑动支架及其安装方法,包括用于安装低温管道的管托和用于在安装管道的过程中进行调整的支架调节装置；所述支架调节装置包括支架预装板和滑动导向板,所述支架预装板有两个并相互平行设置,所述滑动导向板有两个且相互平行设置,两个所述滑动导向板均位于两个支架预装板之间；两个所述滑动导向板上分别固定连接有活动杆,所述活动杆活动连接于支架预装板以调节滑动导向板位于两个支架预装板之间的位置；所述滑动导向板上设有用于将活动杆锁紧的锁紧装置；所述管托位于两个滑动导向板之间。本申请具有安装效率高、可预装和现场施工整修量小的优势。(The application relates to a preassembled sliding support for a cryogenic pipeline and an installation method thereof, wherein the preassembled sliding support comprises a pipe bracket for installing the cryogenic pipeline and a support adjusting device for adjusting in the process of installing the pipeline; the support adjusting device comprises two support pre-assembling plates and two sliding guide plates, the two support pre-assembling plates are arranged in parallel, the two sliding guide plates are arranged in parallel, and the two sliding guide plates are located between the two support pre-assembling plates; the two sliding guide plates are respectively and fixedly connected with a movable rod, and the movable rods are movably connected to the support pre-assembly plates so as to adjust the position of the sliding guide plates between the two support pre-assembly plates; the sliding guide plate is provided with a locking device for locking the movable rod; the pipe bracket is positioned between the two sliding guide plates. The installation method has the advantages of high installation efficiency, capability of pre-installing and small on-site construction and renovation amount.)

1. A pre-assemblable sliding support for cryogenic pipelines, comprising: comprises a pipe bracket (1) for installing a cryogenic pipeline and a bracket adjusting device (2) for synchronously adjusting in the process of installing the pipeline; the support adjusting device (2) comprises two support pre-mounting plates (21) and two sliding guide plates (22), the two support pre-mounting plates (21) are arranged in parallel, the two sliding guide plates (22) are arranged in parallel, and the two sliding guide plates (22) are located between the two support pre-mounting plates (21); the two sliding guide plates (22) are respectively and fixedly connected with a movable rod (3), and the movable rods (3) are movably connected to the support pre-mounting plates (21) so as to adjust the positions of the sliding guide plates (22) between the two support pre-mounting plates (21); the sliding guide plate (22) is provided with a locking device (4) used for locking the movable rod (3); the pipe bracket (1) is positioned between the two sliding guide plates (22).

2. A preassembled sliding support for cryogenic pipelines according to claim 1, wherein: the locking device (4) comprises two locking nuts (41) arranged on two sides of the support pre-assembling plate (21) in the thickness direction, and the locking nuts (41) are in threaded connection with the movable rod (3).

3. A preassembled sliding support for cryogenic pipelines according to claim 1, wherein: and one side of the sliding guide plate (22) close to the pipe carrier (1) is provided with a limiting block (5) for limiting the pipe carrier (1) to jump in the vertical direction.

4. A preassembled sliding support for cryogenic pipelines according to claim 1, wherein: and the two support pre-installed plates (21) are connected with a fixing section steel (6) together.

5. A preassembled sliding support for cryogenic pipelines according to claim 1, wherein: the bottom of conduit saddle (1) is provided with backing plate (11), the material of backing plate (11) is Teflon.

6. A method of mounting a pre-loadable sliding bracket for a cryogenic pipeline for use in accordance with claims 1-5, comprising the steps of:

s01, infield processing: welding a limiting block (5) to a sliding guide plate (22) in a factory; welding a bracket pre-assembly plate (21) to a pre-set position on a support structure for mounting a pipeline; installing a sliding guide plate (22) on a support pre-installation plate (21), and arranging a locking nut (41) on a movable rod (3);

S02, field installation: the pipe bracket (1) is arranged at the installation position of the pipeline; installing a sliding guide plate (22) on a support pre-installation plate (21); the position of the sliding guide plate (22) is adjusted by moving the movable rod (3), so that the gap distance between the pipe bracket (1) and the two sliding guide plates (22) is equal, and the locking nut (41) is screwed tightly to lock the movable rod (3); the fixing section steel (6) is placed on the bracket pre-installation plate (21) and fixed.

7. A method of mounting a pre-loadable sliding support for a cryogenic pipeline according to claim 6, characterised in that: the following steps are added in the step S01:

s011, carrying out sand blasting on the support pre-assembly plate (21) and the sliding guide plate (22) while carrying out sand blasting on the support structure, and then coating.

8. A method of mounting a pre-loadable sliding support for a cryogenic pipeline according to claim 7, characterised in that: in the step S011, a rubber cap is used on the thread of the movable rod (3) before sandblasting.

9. A method of mounting a pre-loadable sliding support for a cryogenic pipeline according to claim 6, characterised in that: in the step S02, the clearance value between the pipe bracket (1) and the sliding guide plate (22) is 1-3 mm.

10. A method of mounting a pre-loadable sliding support for a cryogenic pipeline according to claim 6, characterised in that: in step S02, the fixing section steel (6) is welded to the bracket pre-installation plate (21) by spot welding.

Technical Field

The application relates to the technical field of heat exchanger devices, in particular to a pre-installed sliding support for a low-temperature pipeline and an installation method thereof.

Background

The sliding support is a pipe accessory for connecting pipes of the heat exchanger.

Disclosure of Invention

In order to improve the problem that the overall installation progress of the pipeline is slow, the application provides a slidable bracket capable of being preassembled for a cryogenic pipeline.

In a first aspect, the application provides a pre-installed sliding support for a cryogenic pipeline, which adopts the following technical scheme:

A pre-mountable sliding support for a cryogenic pipeline, comprising a pipe bracket for mounting the cryogenic pipeline and a support adjusting device for adjusting during the process of mounting the pipeline; the support adjusting device comprises two support pre-assembling plates and two sliding guide plates, the two support pre-assembling plates are arranged in parallel, the two sliding guide plates are arranged in parallel, and the two sliding guide plates are located between the two support pre-assembling plates; the two sliding guide plates are respectively and fixedly connected with a movable rod, and the movable rods are movably connected to the support pre-assembly plates so as to adjust the position of the sliding guide plates between the two support pre-assembly plates; the sliding guide plate is provided with a locking device for locking the movable rod; the pipe bracket is positioned between the two sliding guide plates.

By adopting the technical scheme, the support pre-assembled plate can be welded and pre-assembled in the workshop in-situ manufacturing stage of the supporting structure, the in-situ welding quality is good, and the welding efficiency is high; the sliding guide plate can be adjusted to be positioned between the two support pre-assembly plates through the movable rod and is locked through the locking device, so that the traditional processing mode that after the supports are welded and fixed, if the positions of the supports are adjusted, the supports need to be subjected to flame cutting and then are welded again is replaced, the labor cost of cutting, polishing, welding and the like is saved, and the sliding guide plate has good economic benefits; in addition, the sliding guide plate can be freely adjusted, welding on a supporting structure is not needed, and the problem that welding cannot be carried out due to the fact that a pipe support is already placed in the process of welding after pipeline installation is completed is solved.

Preferably, the locking device comprises two locking nuts arranged on two sides of the thickness direction of the support pre-assembling plate, and the locking nuts are in threaded connection with the movable rod.

Through adopting above-mentioned technical scheme, the movable rod is adjusted and is accomplished the back, presss from both sides tightly on the support pre-installation board through two lock nut to fasten the movable rod, fixed knot constructs simply, convenient operation, and fixed mode is effective reliable.

Preferably, one side of the sliding guide plate close to the pipe support direction is provided with a limiting block for limiting the pipe support to jump in the vertical direction.

Through adopting above-mentioned technical scheme, the stopper plays the restriction effect to the position of conduit saddle on vertical direction.

Preferably, the two support pre-installed plates are connected with a fixing section steel together.

Through adopting above-mentioned technical scheme, fixed shaped steel is fixed on the support pre-installation board, beats when the conduit saddle and acts on the stopper with the power, and the power that acts on the stopper transmits the support pre-installation board on, transmits bearing structure again on, has avoided the conduit saddle to make progress the effort too big and lead to the vice failure of connection that nut, movable rod and support prefabricated plate formed, has improved the holding capacity scope of support, has prolonged life.

Preferably, the bottom of the pipe bracket is provided with a base plate, and the base plate is made of Teflon.

Through adopting above-mentioned technical scheme, the bottom of conduit saddle is provided with the backing plate, receives the difference in temperature shrinkage when the pipeline and leads to the fact to beat, drives the conduit saddle and beats, forms the protection to the conduit saddle through the backing plate, and the backing plate coefficient of friction of special fluorine dragon material is less, and the friction of production is little to play the effect of protecting the conduit saddle.

In a second aspect, the present application provides a method of installing a pre-loadable sliding support for a cryogenic pipeline, comprising the steps of: s01, infield processing: welding a limiting block to the sliding guide plate in a factory; welding the bracket pre-mounting plate to a preset position on a support structure for mounting a pipeline; installing a sliding guide plate on the support pre-installation plate, and arranging a locking nut on the movable rod; s02, field installation: mounting the pipe bracket at the mounting position of the pipeline; installing a sliding guide plate on the support pre-installation plate; the position of the sliding guide plate is adjusted by moving the movable rod, so that the gap distance between the pipe bracket and the two sliding guide plates is equal, and the locking nut is screwed tightly to lock the movable rod; and (4) placing the section steel for fixing on the support pre-installed plate and fixing.

By adopting the technical scheme, the support pre-assembled plate can be welded and pre-assembled in the workshop in-situ manufacturing stage of the supporting structure, the in-situ welding quality is good, and the welding efficiency is high; the sliding guide plate can be adjusted to be positioned between the two support pre-assembly plates through the movable rod and is locked through the locking device, so that the traditional processing mode that after the supports are welded and fixed, if the positions of the supports are adjusted, the supports need to be subjected to flame cutting and then are welded again is replaced, the labor cost of cutting, polishing, welding, paint repairing and the like is saved, and the economic benefit is good; in addition, the sliding guide plate can be freely adjusted, welding on a supporting structure is not needed, and the problem that welding cannot be carried out due to the fact that a pipe support is already placed in the process of welding after pipeline installation is completed is solved.

Preferably, the following steps are added in the step S01: and S011, carrying out sand blasting on the support pre-assembled plate while carrying out sand blasting on the support structure, and then coating.

Through adopting above-mentioned technical scheme, the sandblast plays the rust cleaning effect, and carries out sandblast and application to support prepackage plate in step, has solved among the traditional art to the support carry out touch-up paint and the film thickness that causes is not enough, leads to perishable problem.

Preferably, in the step S011, a rubber cap is used on the thread of the movable rod before the sand blasting.

Through adopting above-mentioned technical scheme, the rubber cap plays the effect of protecting the screw thread, prevents that the sandblast from causing damage and mistake to the screw thread to scribble.

Preferably, in the step S02, the gap between the pipe bracket and the sliding guide plate is controlled to be 1-3 mm.

By adopting the technical scheme, the pipeline can jump under the action of temperature difference and cold contraction in the operation process so as to drive the pipe bracket to jump, so that a clearance for the movement of the pipe bracket needs to be reserved when the pipe bracket is installed, and the clearance value is controlled to be 1-3mm so as to ensure that the pipe bracket can move freely.

Preferably, in step S02, the fixing section steel is welded to the bracket pre-installed plate by spot welding.

By adopting the technical scheme, the section steel for fixing is fixed in the field installation process, and the spot welding mode is adopted to facilitate the operation in the outfield, so that the processing amount of the outfield is small.

To sum up, the beneficial technical effect of this application does:

1. the support pre-assembly plate can be welded and pre-assembled in the workshop in-situ manufacturing stage of the supporting structure, the in-situ welding quality is good, the welding efficiency is high, and the installation period is favorably shortened;

2. The sliding guide plate can be adjusted to be positioned between the two support pre-assembly plates through the movable rod and is locked through the locking device, so that the traditional processing mode that after the supports are welded and fixed, if the positions of the supports are adjusted, the supports need to be subjected to flame cutting and then are welded again is replaced, the labor cost of cutting, polishing, welding and the like is saved, and the sliding guide plate has good economic benefits;

3. the sliding guide plate can be freely adjusted, welding on a supporting structure is not needed, and the problem that welding cannot be carried out due to narrow welding space caused by the fact that a pipe bracket is already put in during re-welding after the pipeline is installed is solved;

4. fixed shaped steel is fixed on the support pre-assembly board, beats when the conduit saddle and acts on the stopper with the power, and the power of acting on the stopper transmits the support pre-assembly board on, transmits bearing structure again on, has avoided the conduit saddle to make progress the effort too big and lead to the vice inefficacy of connection that nut, movable rod and support prefabricated plate formed, has improved the holding capacity scope of support, has prolonged life.

Drawings

Fig. 1 is a schematic diagram of a pre-loadable sliding support for a cryogenic pipeline according to an embodiment of the present application.

Fig. 2 is a disassembled schematic view for showing the connection relationship between the movable rod and the bracket pre-installation plate in the embodiment of the present application.

Description of reference numerals: 1. a pipe bracket; 11. a base plate; 2. a bracket adjusting device; 21. pre-assembling a plate on a bracket; 22. a sliding guide plate; 3. a movable rod; 4. a locking device; 41. locking the nut; 5. a limiting block; 6. and (4) fixing profile steel.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a slidable support that can preassemble for cryogenic line. Referring to fig. 1 and 2, the sliding bracket includes a pipe bracket 1 for mounting a cryogenic pipeline and a bracket adjusting device 2 for adjusting positions synchronously in the process of mounting the pipeline, and the bracket adjusting device 2 includes two bracket pre-mounting plates 21 and a sliding guide plate 22, wherein the two bracket pre-mounting plates 21 are arranged in parallel; the number of the sliding guide plates 22 is two, and the two sliding guide plates 22 are also arranged in parallel, the two sliding guide plates 22 are positioned between the two support pre-installation plates 21, and the length directions of the sliding guide plates 22 and the support pre-installation plates 21 are parallel to each other; a movable rod 3 is arranged between the adjacent sliding guide plate 22 and the support pre-assembly plate 21, and the movable rod 3 is welded on the sliding guide plate 22 and movably arranged on the support pre-assembly plate 21 in a penetrating way; the pipe bracket 1 is positioned between the two bracket pre-assembly plates 21; when the movable rod 3 moves in the thickness direction of the bracket pre-installation plate 21, the distance between the slide guide plate 22 and the pipe bracket 1 is adjusted. The movable rod 3 is provided with a locking device 4 for locking the movable rod 3 on the support pre-assembly plate 21, the locking device 4 comprises two locking nuts 41, the two locking nuts 41 are respectively located on two sides of the support pre-assembly plate in the thickness direction and are respectively in threaded connection with the movable rod 3, and therefore the movable rod 3 is fixed by clamping the movable rod on the support pre-assembly plate 21 through the two locking nuts 41.

Referring to fig. 1 and 2, a limiting block 5 for limiting the pipe bracket 1 from jumping in the vertical direction is welded on one side of the sliding guide plate 22 close to the pipe bracket 1, and the limiting block 5 is located above the bottom plate of the pipe bracket 1; be connected with fixed shaped steel 6 of using between two support pre-installation boards 21 jointly, the both ends of fixed shaped steel 6 length direction of using weld respectively on two support pre-installation boards 21, with the power when conduit saddle 1 upwards moves on stopper 5, will transmit the support pre-installation board 21 through fixed shaped steel 6 on, thereby transmit bearing structure on, in this application, foretell bearing structure is the steel construction for installation pipeline and heat exchanger. One side of below is fixed with backing plate 11 through countersunk head bolt on the bottom plate of conduit saddle 1, and the preferred teflon of material of backing plate 11 is beated when conduit saddle 1, drives backing plate 11 and beats, protects conduit saddle 1 through backing plate 11 to prevent that direct striking of conduit saddle 1 from causing the wearing and tearing of conduit saddle 1 on bearing structure.

The implementation principle of the preinstallable sliding support for the low-temperature pipeline in the embodiment of the application is as follows: this application mainly used heat exchanger connecting tube carries out the pre-installation to support pre-installation board 21 in bearing structure's manufacture process, with the prefabricated position of support pre-installation board 21 welding on bearing structure, then install support pre-installation board 21 with movable rod 3 and guide bar on, through adjusting movable rod 3, movable rod 3 drives the removal of slip deflector 22 to make two slip deflectors 22 respectively and the distance between the conduit saddle 1 equal.

The application also discloses an installation method of the preassembled sliding support for the low-temperature pipeline. The installation method comprises the following steps:

s01, infield processing: the limiting block 5 is welded on the sliding guide plate 22 in a factory; welding the support pre-assembly plate 21 on a preset position on the support structure; installing a sliding guide plate on the bracket pre-installation plate, and arranging a locking nut 41 on the movable rod 3; and the rubber screw cap is covered on the thread of the movable rod 3; then, carrying out sand blasting on the support structure and the support pre-assembled plate 21 at the same time, and after the sand blasting is finished, coating and spraying paint on the support structure and the support pre-assembled plate 21; after coating, pulling the rubber nut off;

s02, field installation: installing a pipe bracket 1 at the installation position of a pipeline, installing a sliding guide plate 22 on a support pre-installation plate 21, then adjusting the position of the sliding guide plate 22 by moving a movable rod 3 to ensure that the distance between the pipe bracket 1 and the two sliding guide plates 22 is equal, controlling the gap value between the pipe bracket and the sliding guide plates to be 1-3mm, and locking the movable rod 3 on the support pre-installation plate 21 through a locking nut 41; the fixing section steel 6 is placed on the bracket pre-installed plate 21, and the fixing section steel 6 is welded to the bracket pre-installed plate 21 by spot welding.

The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.