CN217328776U

CN217328776U - Pipe clamp integrated spring support

Info

Publication number: CN217328776U
Application number: CN202220458434.6U
Authority: CN
Inventors: 刘明; 江峰; 何群; 付金龙; 朱伟雄
Original assignee: Hangzhou Huadian Banshan Power Generation Co ltd; Huadian Electric Power Research Institute Co Ltd
Current assignee: Hangzhou Huadian Banshan Power Generation Co ltd; Huadian Electric Power Research Institute Co Ltd
Priority date: 2022-03-04
Filing date: 2022-03-04
Publication date: 2022-08-30
Anticipated expiration: 2032-03-04

Abstract

The utility model discloses a pipe clamp integral type spring bracket belongs to a pipeline gallows technical category. The existing pipeline spring support comprises a pipe clamp and a spring support when being installed, and the pipeline and the spring support are subjected to unbalance loading due to the fact that the pipeline horizontally moves towards the heat, so that the spring support is damaged and the structure is stressed abnormally. The utility model discloses a design the pattern of circular arc layer board with the spring bracket roof, replace the effect of original pipe clamp, simplified the structure, shift spring bracket's glide plane to the spring bracket bottom surface by the contact surface of pipe clamp with the roof simultaneously to make when the pipeline level is to the displacement, spring bracket along with the pipeline displacement together, can guarantee that spring bracket acts on the pipeline center all the time, effectively avoided pipeline and spring bracket to receive the unbalance loading effect, be favorable to the safe and stable operation of pipeline and support.

Description

Pipe clamp integrated spring support

Technical Field

The utility model relates to a pipe clamp integral type spring bracket belongs to a pipeline gallows technical category, can wide application in pipe-line systems such as electric power, petrochemical industry and relevant equipment field.

Background

The existing pipeline spring support comprises a pipe clamp and a spring support, the spring support is generally fixed on an installation basis, the free sliding state between the bottom surface of the pipe clamp and the top plate of the spring support is kept, the pipeline is ensured to be smoothly expanded horizontally, the position of the spring support is fixed in the horizontal direction in the thermal expansion process, so that the pipeline force does not act on the center of the spring support any more, the pipeline and the spring support are subjected to unbalance loading, the diameter of the top rod of the spring support is generally smaller, the circumferential rigidity of a spiral spring is not uniform, the spring support is often seriously deformed and the unbalance loading is serious, the support with larger horizontal displacement and smaller working load is more severe, the condition that the spring support is damaged can be frequently generated, and the normal stress of the pipeline is not facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome the above-mentioned not enough that exists among the prior art, and provide a structural design is simple, simple to operate, can ensure that spring bracket acts on the pipeline center all the time to effectively avoid spring bracket unbalance loading to warp's pipe clamp integral type spring bracket.

The utility model provides a technical scheme that above-mentioned problem adopted is: a pipe clamp integrated spring support comprises an upper barrel assembly, a spiral spring, a lower barrel assembly, a sliding bottom plate assembly, an upper end face hexagon nut, a lower end face hexagon nut and a locking pin, wherein the upper barrel assembly comprises an arc supporting plate and an upper barrel, the arc supporting plate is welded with the upper barrel, the lower barrel assembly comprises a lower barrel and a spring bottom plate, the lower barrel is welded with the spring bottom plate, the sliding bottom plate assembly comprises a threaded upright post and a sliding bottom plate, and the threaded upright post is welded with the sliding bottom plate; the device is characterized in that the spiral spring is arranged between the upper barrel assembly and the lower barrel assembly, and the spiral spring is locked in the upper barrel assembly and the lower barrel assembly through the locking pin after being compressed; through holes are formed in the periphery of the spring bottom plate and are matched with the threaded upright columns; the sliding bottom plate assembly is fixed below the spring bottom plate through an upper end face hexagon nut and a lower end face hexagon nut, and the overall installation height of the spring support is adjusted in a nut screwing mode.

Furthermore, the circular arc supporting plate is used for receiving a pipeline, and the circular arc inner diameter of the circular arc supporting plate is consistent with the outer diameter of the pipeline.

Further, the outer diameter of the spiral spring is matched with the inner diameter of the upper cylinder, and the outer diameter of the upper cylinder is matched with the inner diameter of the lower cylinder.

Further, after the spring support is assembled, the distance between the lower end face of the upper cylinder and the spring bottom plate is larger than the thermal displacement value of the spring support in the vertical direction design.

Furthermore, the spiral spring can be replaced by a disc spring and the like, and the application range is wide.

Compared with the prior art, the utility model, have following advantage and effect:

1. the bracket and the pipe clamp are integrated, so that pipe clamp parts are reduced, the cost can be reduced, and the installation is simplified;

2. the spring support can be guaranteed to act on the center of the pipeline all the time, the phenomenon that the pipeline and the spring support are under the unbalance loading effect is effectively avoided, and safe and stable operation of the pipeline and the support is facilitated.

Drawings

Fig. 1 is a schematic view of the overall structure of the embodiment of the present invention.

Fig. 2 is an exploded view of the spring support member according to the embodiment of the present invention.

In the figure: the device comprises an upper barrel component 1, an arc supporting plate 11, an upper barrel 12, a spiral spring 2, a lower barrel component 3, a lower barrel 31, a spring bottom plate 32, a sliding bottom plate component 4, a threaded upright column 41, a sliding bottom plate 42, an upper end face hexagonal nut 5, a lower end face hexagonal nut 6, a locking pin 7, a polytetrafluoroethylene plate 8, an installation foundation 9 and a pipeline 10.

Detailed Description

The present invention will be described in further detail by way of examples with reference to the accompanying drawings, which are illustrative of the present invention and are not intended to limit the present invention.

Examples are given.

Referring to fig. 1 to 2, in the present embodiment, a tube clamp integrated spring support includes an upper barrel assembly 1, a coil spring 2, a lower barrel assembly 3, a sliding bottom plate assembly 4, an upper end face hexagon nut 5, a lower end face hexagon nut 6, and a locking pin 7, where the upper barrel assembly 1 includes an arc supporting plate 11 and an upper barrel 12, the arc supporting plate 11 is welded to the upper barrel 12, the lower barrel assembly 3 includes a lower barrel 31 and a spring bottom plate 32, the lower barrel 31 is welded to the spring bottom plate 32, the sliding bottom plate assembly 4 includes a threaded column 41 and a sliding bottom plate 42, and the threaded column 41 and the sliding bottom plate 42 are welded to each other; the spiral spring 2 is arranged between the upper barrel assembly 1 and the lower barrel assembly 3, and the spiral spring 2 is locked in the upper barrel assembly 1 and the lower barrel assembly 3 through a locking pin 7 after being compressed; through holes are formed around the spring bottom plate 32 and are matched with the threaded upright columns 41; the sliding base plate assembly 4 is fixed below the spring base plate 32 through an upper end face hexagonal nut 5 and a lower end face hexagonal nut 6, and the overall installation height of the spring support is adjusted through screwing the nuts.

Specifically, the arc supporting plate 11 is used for receiving the pipeline 10, and the arc inner diameter of the arc supporting plate 11 is consistent with the outer diameter of the pipeline 10. The outer diameter of the coil spring 2 is matched with the inner diameter of the upper cylinder 12, and the outer diameter of the upper cylinder 12 is matched with the inner diameter of the lower cylinder 31. After the spring support is assembled, the distance between the lower end surface of the upper barrel 12 and the spring bottom plate 32 is larger than the thermal displacement value of the vertical design of the spring support.

A design stage: assuming that the specification of a certain pipe 10 is phi 406mm x 20mm, the mounting load of the spring bracket is 6000N and the vertical thermal displacement is-20 mm. From the load displacement data, the model number of the coil spring 2 was selected as ZH210 (corresponding to a height under the spring installation load of 313mm and an outer diameter of 192 mm) with reference to the power line standard. According to the principle that the outer diameter of the spiral spring 2 is matched with the inner diameter of the upper cylinder 12 and the outer diameter of the upper cylinder 12 is matched with the inner diameter of the lower cylinder 31, the specifications of the upper cylinder 12 are selected as 206mm in outer diameter, 3mm in wall thickness and 200mm in height; the lower cylinder 31 has a specification of an outer diameter of 216mm, a wall thickness of 3mm, and a height of 200 mm. According to the principle that the inner diameter of the arc supporting plate 11 is consistent with the outer diameter of the pipeline 10, the arc supporting plate 11 is selected to be 406mm in inner diameter, 4mm in wall thickness, 120 degrees in central angle and 350mm in length. According to the principle of strength and size matching, the specifications of the spring bottom plate 32 and the sliding bottom plate 42 are 360mm × 360mm × 6mm, the length of the threaded upright post 41 is 150mm, the rod diameter is 24mm, and the specifications of the upper end face hexagon nut 5 and the lower end face hexagon nut 6 are M24 mm.

The manufacturing stage comprises: an upper barrel 12 is welded under an arc supporting plate 11 to form an upper barrel assembly 1, a lower barrel 31 is welded over a spring bottom plate 32 to form a lower barrel assembly 3, then a spiral spring 2 is arranged between the upper barrel assembly 1 and the lower barrel assembly 3, and the combined body is compressed until the height of the spring reaches 313mm and is fixed by a locking pin 7. Four threaded columns 41 are welded at corresponding positions of four corners of the sliding bottom plate 42 to form the sliding bottom plate assembly 4, and then the sliding bottom plate assembly 4 is fixed below the spring bottom plate 32 through the upper end face hexagonal nut 5 and the lower end face hexagonal nut 6 according to fig. 1 and 2.

And (3) an installation stage: and paving a polytetrafluoroethylene plate 8 on a mounting base 9 corresponding to a mounting position, arranging a spring support on the polytetrafluoroethylene plate 8, and adjusting the orientation of the spring support to enable the axial direction of the arc supporting plate 11 to be consistent with the axial direction of the pipeline 10. After the pipeline 10 is installed, the locking pin 7 can be freely taken out by adjusting the heights of the upper end face hexagon nut 5 and the lower end face hexagon nut 6, and the output load of the spring support reaches the designed installation load.

Those not described in detail in this specification are well within the skill of the art.

In addition, it should be noted that the above contents described in the present specification are only illustrations of the structure of the present invention. All equivalent changes made according to the structure, characteristics and principle of the utility model are included in the protection scope of the utility model. Those skilled in the art can modify, supplement, or substitute the described embodiments without departing from the scope of the invention as defined by the claims.

Claims

1. A pipe clamp integrated spring support comprises an upper barrel assembly (1), a spiral spring (2), a lower barrel assembly (3), a sliding bottom plate assembly (4), an upper end face hexagonal nut (5), a lower end face hexagonal nut (6) and a locking pin (7), wherein the upper barrel assembly (1) comprises an arc supporting plate (11) and an upper barrel (12), the arc supporting plate (11) is welded with the upper barrel (12), the lower barrel assembly (3) comprises a lower barrel (31) and a spring bottom plate (32), the lower barrel (31) is welded with the spring bottom plate (32), the sliding bottom plate assembly (4) comprises a threaded upright column (41) and a sliding bottom plate (42), and the threaded upright column (41) is welded with the sliding bottom plate (42); the device is characterized in that the spiral spring (2) is arranged between the upper barrel assembly (1) and the lower barrel assembly (3), and the spiral spring (2) is locked in the upper barrel assembly (1) and the lower barrel assembly (3) through a locking pin (7) after being compressed; through holes are formed in the periphery of the spring bottom plate (32), and the through holes are matched with the threaded upright columns (41); the sliding bottom plate assembly (4) is fixed below the spring bottom plate (32) through an upper end face hexagonal nut (5) and a lower end face hexagonal nut (6).

2. The pipe clamp integrated spring support according to claim 1, wherein the circular arc support plate (11) is used for receiving a pipe (10), and the circular arc inner diameter of the circular arc support plate (11) is consistent with the outer diameter of the pipe (10).

3. The pipe clamp integrated spring bracket according to claim 1, wherein an outer diameter of the coil spring (2) is matched with an inner diameter of the upper cylinder (12), and an outer diameter of the upper cylinder (12) is matched with an inner diameter of the lower cylinder (31).

4. The pipe clamp integrated spring bracket as claimed in claim 1, wherein the distance between the lower end surface of the upper cylinder (12) and the spring bottom plate (32) is larger than the thermal displacement value of the vertical design of the spring bracket after the assembly of the spring bracket.