CN216041316U

CN216041316U - Steel sliding buttress for gallery internal pipeline

Info

Publication number: CN216041316U
Application number: CN202121863086.2U
Authority: CN
Inventors: 胡伟红; 杜玉东; 刘峰; 刘佳; 陈重
Original assignee: Beijing General Municipal Engineering Design and Research Institute Co Ltd
Current assignee: Beijing General Municipal Engineering Design and Research Institute Co Ltd
Priority date: 2021-08-10
Filing date: 2021-08-10
Publication date: 2022-03-15
Anticipated expiration: 2031-08-10

Abstract

The utility model relates to a steel sliding buttress for a pipeline in an gallery, wherein a limiting device is laid on an embedded plate of a concrete foundation, a polytetrafluoroethylene plate is laid on a limiting bottom plate of the limiting device, a support bottom plate of a steel support penetrates into the limiting device from the side surface, and the steel support is placed on the polytetrafluoroethylene plate; a lower rubber gasket is laid on the arc-shaped steel plate of the steel support, and a pipeline is laid on the lower rubber gasket; a limiting bottom plate of the limiting device is fixedly welded with the embedded plate; the rubber gasket is arranged on the inner liner of the hoop and placed on the arc-shaped steel plate, and the lugs of the hoop are aligned and connected with the lugs of the arc-shaped steel plate and are mutually connected through bolts to wrap the pipeline and be clamped and fixed. The utility model solves the problems that the buttresses and the pipeline are difficult to tightly push and the height of the buttresses is difficult to unify; and stop device, clamp have improved the shock resistance of pipeline as the constructional measure.

Description

Steel sliding buttress for gallery internal pipeline

Technical Field

The utility model relates to a steel sliding buttress, in particular to a steel sliding buttress for an inner pipeline of a gallery.

Background

Along with the vigorous development of the construction of the comprehensive pipe gallery, the construction of the pipelines in the comprehensive pipe gallery is also increased day by day, the sliding buttress is an indispensable accessory component for the installation of the pipelines in the comprehensive pipe gallery, the conventional buttress is a concrete buttress, the buttress is heavy, the installation and leveling difficulty is high, the buttress and the pipelines cannot be tightly propped in the installation process, part of the buttress is easily separated from the pipelines, the span of the pipelines separated from the buttress is multiplied, the pipeline stress is sharply increased, and the potential safety hazard is brought to the pipeline structure. There is a need for a buttress that can be easily adjusted to provide a tight grip on a pipe to solve the problems encountered in the prior art.

In addition, the traditional cast-in-place concrete buttress has more wet operation, difficult operation and construction in a gallery at the later stage and low construction precision. The problem that the accurate height of each buttress is not easy to unify when the precast concrete buttress is adopted is solved, and difficulty is brought to factory prefabrication.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a steel sliding buttress for a pipeline in a gallery, which solves the problems that the buttress is difficult to tightly push against the pipeline and the height of the buttress is difficult to unify; and stop device, clamp have improved the shock resistance of pipeline as the constructional measure.

The purpose of the utility model is realized by the following technical scheme:

a steel sliding buttress for an intra-corridor pipeline, comprising: the concrete foundation comprises a concrete foundation, a steel support, a limiting device, a polytetrafluoroethylene plate, a rubber gasket and a hoop, wherein anchor bars are arranged in the concrete foundation, and a pre-embedded plate is arranged on the top surface of the concrete foundation and welded with the anchor bars;

the steel support includes: the support base plate, the U-shaped steel plate, the partition plate and the arc-shaped steel plate are welded steel assemblies; the bottom plate of the support is a rectangular steel plate; the arc-shaped steel plate is a rectangular steel plate and is rolled into a half cylindrical surface shape, the inner diameter of the cylinder is equal to the sum of the outer diameter of the pipeline and the thickness of the rubber gasket, lugs are arranged outwards along the radial plane of the side of the cylinder respectively between the two open top edges of the arc-shaped steel plate, and holes are formed in the middle of the lugs and are bolt holes; the bottom surface of the U-shaped steel plate is a steel plate slightly smaller than the base plate of the support, and the vertical surfaces on the two sides of the U-shaped steel plate are steel plates vertical to the bottom surface; the arc-shaped steel plate is arranged above the support base plate and is connected with the support base plate through the U-shaped steel plate, the bottom surface of the U-shaped steel plate is welded with the support base plate, the top edges of the steel plates of the vertical surfaces at the two sides of the U-shaped steel plate are longitudinally parallel to the arc-shaped steel plate, and the top edges are welded with the lower cylindrical surface; more than two partition plates are vertically arranged in a cavity defined by the U-shaped steel plate and the arc-shaped steel plate, and the partition plates are welded with the U-shaped steel plate and the arc-shaped steel plate in the cavity to form a box-type structure;

stop device is including: the limiting bottom plate is a rectangular steel plate, the area of the limiting bottom plate is larger than that of the support bottom plate, the limiting angle steel is welded on two longitudinal sides of the limiting bottom plate in a through mode, one surface of the limiting angle steel is perpendicular to the limiting bottom plate, the outer edge of the surface is welded with the limiting bottom plate, the other surface of the limiting angle steel is horizontally inward to form a sliding groove with openings on the top surface and two side surfaces, and the width of an opening between the two limiting angle steels on the top surface is slightly larger than the width of vertical surfaces on two sides of a U-shaped steel plate of the steel support;

a limiting device is laid on an embedded plate of a concrete foundation, a polytetrafluoroethylene plate is laid on a limiting bottom plate of the limiting device, a support bottom plate of a steel support penetrates into the limiting device from the side surface, the steel support is placed on the polytetrafluoroethylene plate, and the rubber gasket comprises a lower rubber gasket and an upper rubber gasket; a lower rubber gasket is laid on the arc-shaped steel plate of the steel support, and a pipeline is laid on the lower rubber gasket; a limiting bottom plate of the limiting device is fixedly welded with the embedded plate; the clamp is a semicircular steel belt, the circular inner diameter of the clamp is equal to the sum of the outer diameter of the pipeline and the thickness of the rubber gasket, two ends of the steel belt are respectively provided with a lug, and the middle of the lug is provided with a hole which is a bolt hole; the rubber gasket is arranged on the inner liner of the hoop and placed on the arc-shaped steel plate, and the lugs of the hoop are aligned and connected with the lugs of the arc-shaped steel plate and are mutually connected through bolts to wrap the pipeline and be clamped and fixed.

And the gap between the pre-embedded plate and the limiting bottom plate is tightly plugged and welded by a sizing block, so that the rubber gasket on the arc-shaped steel plate is tightly propped against the pipeline.

The semicircular steel belt and the inner side of the lug of the hoop are both provided with an upper rubber gasket, and the upper rubber gasket is perforated at the bolt hole of the lug.

The utility model has the following advantages and positive effects:

compared with the prior art, the beneficial effect of this patent is: the product adopts factory processing and field assembly, can realize batch production, has conveniently assembled buttress size and height customized as required, saves the construction time required by the field, can finely adjust the height of the buttress after the pipeline is installed in place, ensures that each buttress can tightly prop against the pipeline, and ensures the use safety of the pipeline. After the steel buttress is adopted, each component is processed in a factory and assembled on site, so that the difficulty of hoisting and transporting is reduced. The product has strong universality and reliable quality, can realize large-area production and use, can effectively improve the running safety of pipelines after application, and improves the production efficiency of pipeline installation.

Drawings

Figure 1 is a cross-sectional view of the present invention,

figure 2 is a longitudinal section of the utility model,

figure 3 is a side view of the present invention,

figure 4 is a cross-sectional view of the pipe clamp and upper rubber gasket of the present invention,

figure 5 is a cross-sectional view of a steel standoff of the present invention,

figure 6 is a longitudinal section of a steel support according to the utility model,

figure 7 is a cross-sectional view of a spacing device of the present invention,

figure 8 is a longitudinal cross-sectional view of the spacing device of the present invention.

Detailed Description

The utility model will be further described with reference to the accompanying drawings.

The reference numbers in the figures are as follows:

the concrete foundation comprises a concrete foundation 1, anchor bars 2, pre-embedded plates 3, a limiting bottom plate 4, limiting angle steel 5, a polytetrafluoroethylene plate 6, a support bottom plate 7, a U-shaped steel plate 8, a partition plate 9, an arc-shaped steel plate 10, a rubber gasket 11 and a hoop 12;

the pipeline 13, the pipe gallery bottom plate epithelium 14, the steel support 15, the stop device 16, the lower rubber gasket 11a and the upper rubber gasket 11 b.

A steel sliding buttress for an intra-corridor pipeline, comprising: the concrete foundation comprises a concrete foundation 1, a steel support 15, a limiting device 16, a polytetrafluoroethylene plate 6, a rubber gasket 11 and a hoop 12, wherein an anchor bar 2 is arranged in the concrete foundation 1, and a pre-embedded plate 3 is arranged on the top surface and welded with the anchor bar 2;

the steel support 15 includes: the support base plate 7, the U-shaped steel plate 8, the partition plate 9 and the arc-shaped steel plate 10 are welded steel assemblies; the support base plate 7 is a rectangular steel plate; the arc-shaped steel plate 10 is a rectangular steel plate and is rolled into a half cylindrical surface shape, the inner diameter of a cylinder is equal to the sum of the outer diameter of the pipeline 13 and the thickness of the rubber gasket 11, lugs are arranged outwards along the radial plane of the cylindrical edge respectively in the middle of two open top edges of the arc-shaped steel plate 10, and holes are formed in the middle of the lugs and are bolt holes; the bottom surface of the U-shaped steel plate 8 is a steel plate slightly smaller than the support base plate 7, and vertical surfaces on two sides of the U-shaped steel plate 8 are steel plates vertical to the bottom surface; the arc-shaped steel plate 10 is arranged above the support base plate 7 and is connected with the support base plate 7 through the U-shaped steel plate 8, the bottom surface of the U-shaped steel plate 8 is welded with the support base plate 7, the top edges of the steel plates of the vertical surfaces at the two sides of the U-shaped steel plate 8 are longitudinally parallel to the arc-shaped steel plate 10, and the top edges are welded with the lower cylindrical surface; more than two partition plates 9 are vertically arranged in a cavity formed by the U-shaped steel plate 8 and the arc-shaped steel plate 10 in a surrounding mode, and the partition plates 9 are welded with the U-shaped steel plate 8 and the arc-shaped steel plate 10 in the cavity to form a box-type structure;

stop device 16 includes: the limiting bottom plate 4 and the limiting angle steel 5 are welded steel assemblies, the limiting bottom plate 4 is a rectangular steel plate, the area of the limiting bottom plate is larger than that of the support bottom plate 7, the limiting angle steel 5 is welded on two longitudinal sides of the limiting bottom plate 4 in a through mode, one face of the limiting angle steel 5 is perpendicular to the limiting bottom plate 4, the outer edge of the face is welded with the limiting bottom plate 4, the other face of the limiting bottom plate is horizontally inward to form sliding grooves with openings on the top face and the two side faces, the width of the opening between the two limiting angle steels 5 on the top face is slightly larger than the width of the vertical faces on the two sides of the U-shaped steel plate 8 of the steel support 15;

a limiting device 16 is laid on an embedded plate 3 of a concrete foundation 1, a polytetrafluoroethylene plate 6 is laid on a limiting bottom plate 4 of the limiting device 16, a support bottom plate 7 of a steel support 15 penetrates into the limiting device 16 from the side surface, the steel support 15 is placed on the polytetrafluoroethylene plate 6, and the rubber gasket 11 comprises a lower rubber gasket 11a and an upper rubber gasket 11 b; a lower rubber gasket 11a is laid on the arc-shaped steel plate 10 of the steel support 15, and a pipeline 13 is laid on the lower rubber gasket 11 a; a limiting bottom plate 4 of the limiting device 16 is welded and fixed with the embedded plate 3; the hoop 12 is a semicircular steel belt, the circular inner diameter is equal to the sum of the outer diameter of the pipeline 13 and the thickness of the rubber gasket 11, two ends of the steel belt are respectively provided with a lug, and the middle of the lug is provided with a hole which is a bolt hole; the hoop 12 is lined with a rubber gasket 11b and placed on the arc-shaped steel plate 10, and the lugs of the hoop 12 are aligned and connected with the lugs of the arc-shaped steel plate 10 and are connected with each other by bolts to wrap and clamp the pipeline 13.

And a gap between the embedded plate 3 and the limiting bottom plate 4 is tightly plugged by a sizing block and welded, so that the rubber gasket 11 on the arc-shaped steel plate 10 is tightly propped against the pipeline 13.

The semicircular steel belt and the inner side of the lug of the clamp 12 are both provided with an upper rubber gasket 11b, and the upper rubber gasket 11b is perforated at the bolt hole of the lug. Detailed Description

The utility model provides a corridor is steel slip buttress for pipeline, includes concrete foundation, anchor bar, pre-buried board, spacing bottom plate, spacing angle steel, polytetrafluoroethylene board, support bottom plate, U-shaped steel sheet, baffle, arc steel sheet, rubber gasket and clamp, the pre-buried board passes through the anchor bar and pre-buries on concrete foundation, and spacing bottom plate welds firmly on the pre-buried board, and spacing angle steel setting is in the both sides of spacing bottom plate, lays the polytetrafluoroethylene board on the spacing bottom plate, sets up the support bottom plate on it, and U-shaped steel sheet welds firmly with the support bottom plate, and the arc steel sheet welds firmly on the U-shaped steel sheet, and the clamp passes through the bolt fastening on the arc steel sheet, inside lining rubber gasket.

As a further scheme of the patent: the steel sliding buttress is processed in a factory and assembled on site.

As a further scheme of the patent: the steel-made sliding buttress limiting bottom plate can be used for finely adjusting the height of the buttress through the sizing block so as to meet the requirement of jacking with a pipeline.

Referring to fig. 1-8, before installation, the pipe gallery bottom plate at the position of the buttress is roughened, then the concrete foundation 1 is poured, the embedded plate 3 with the anchor bar 2 is embedded, and after the concrete foundation 1 reaches a certain strength, the upper steel support is installed. The bearing bottom plate 7, the U-shaped steel plate 8, the partition plate 9 and the arc-shaped steel plate 10 are processed and welded in a factory to form an assembly steel bearing 15, the limiting bottom plate 4 and the limiting angle steel 5 are processed and welded in the factory to form an assembly limiting device 16, and the steel bearing 15 and the limiting device 16 are transported to a construction site together with the processed polytetrafluoroethylene plate 6, the rubber gasket 11 and the hoop 12 and are assembled on the site.

The construction steps of this patent are as follows: firstly, a construction unit processes each part in a factory according to the design requirements of a construction drawing; secondly, measuring and setting out the line on site, positioning, determining the position of a buttress, galling a pipe gallery bottom plate at the concrete foundation 1, pouring the concrete foundation 1, embedding the anchor bars 2 and the embedded plates 3; thirdly, after the concrete foundation 1 reaches a certain strength, transporting each part processed in a factory to the site, and assembling the parts on the site; fourthly, laying the assembly limiting device 16 on the embedded plate 3, laying the polytetrafluoroethylene plate 6 on the limiting bottom plate 4, and then placing the assembly steel support 15 on the polytetrafluoroethylene plate 6; laying a rubber gasket 11 on the arc-shaped steel plate 10 of the steel support 15, and laying a pipeline 13 on the rubber gasket 11; leveling and jacking, namely plugging a gap between the embedded plate 3 and the limiting bottom plate 4 by using a sizing block to jack the rubber gasket 11 on the arc-shaped steel plate 10 with the pipeline, and firmly welding the embedded plate 3 with the limiting bottom plate 4 after jacking; and step seven, installing the hoop 12 on the arc-shaped steel plate 10, lining the rubber gasket 11, and screwing by using bolts.

The main parts of the product are produced by factory prefabrication, and construction resources on a construction site are not occupied; in the field installation, the steel buttress is tightly propped against the pipeline by adjusting the gap between the pre-embedded plate 3 and the limiting bottom plate 4, so that the normal work of the buttress is ensured; the arrangement of the limiting angle steel 5 and the hoop 12 ensures that the product has reliable anti-seismic performance; the product has strong universality, can be produced in batches in factories, and can be used for the sliding buttresses of various overhead pipelines.

It will be evident to those skilled in the art that the patent is not limited to the details of the foregoing illustrative embodiments, and that the present patent can be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the patent being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A steel sliding buttress for an intra-corridor pipeline, comprising: concrete foundation (1), steel support (15), stop device (16), polytetrafluoroethylene board (6), rubber gasket (11), clamp (12), its characterized in that: the concrete foundation (1) is internally provided with anchor bars (2), the top surface of the concrete foundation is provided with an embedded plate (3) which is welded with the anchor bars (2);

the steel support (15) comprises: the support base plate (7), the U-shaped steel plate (8), the partition plate (9) and the arc-shaped steel plate (10) are welded steel assemblies; the support base plate (7) is a rectangular steel plate; the arc-shaped steel plate (10) is a rectangular steel plate and is rolled into a half cylindrical surface shape, the inner diameter of a cylinder is equal to the sum of the outer diameter of the pipeline (13) and the thickness of the rubber gasket (11), lugs are arranged at the middle of two open top edges of the arc-shaped steel plate (10) and outwards along the radial plane of the cylindrical edge respectively, and holes are formed in the middle of the lugs and are bolt holes; the bottom surface of the U-shaped steel plate (8) is a steel plate slightly smaller than the support base plate (7), and the vertical surfaces on the two sides of the U-shaped steel plate (8) are steel plates vertical to the bottom surface; the arc-shaped steel plate (10) is arranged above the support base plate (7) and is connected with the support base plate (7) through the U-shaped steel plate (8), the bottom surface of the U-shaped steel plate (8) is welded with the support base plate (7), the top edges of the steel plates of the vertical surfaces at the two sides of the U-shaped steel plate (8) are longitudinally parallel to the arc-shaped steel plate (10), and the top edges are welded with the cylindrical surface at the lower part; more than two partition plates (9) are vertically arranged in a cavity defined by the U-shaped steel plate (8) and the arc-shaped steel plate (10), and the partition plates (9) are welded with the U-shaped steel plate (8) and the arc-shaped steel plate (10) in the cavity to form a box-type structure;

stop device (16) including: the limiting bottom plate (4) and the limiting angle steel (5) are welded steel assemblies, the limiting bottom plate (4) is a rectangular steel plate, the area of the limiting bottom plate is larger than that of the support base plate (7), the limiting angle steel (5) is welded on the longitudinal two sides of the limiting bottom plate (4) in a through mode, one face of the limiting angle steel (5) is perpendicular to the limiting bottom plate (4), the outer edge of the face is welded with the limiting bottom plate (4), the other face of the limiting bottom plate is horizontally inward to form sliding grooves with openings in the top face and the two side faces, the width of the opening between the two limiting angle steels (5) on the top face is slightly larger than the width of the vertical faces on the two sides of the U-shaped steel plate (8) of the steel support (15);

a limiting device (16) is laid on an embedded plate (3) of a concrete foundation (1), a polytetrafluoroethylene plate (6) is laid on a limiting bottom plate (4) of the limiting device (16), a support bottom plate (7) of a steel support (15) penetrates into the limiting device (16) from the side, the steel support (15) is placed on the polytetrafluoroethylene plate (6), and the rubber gasket (11) comprises a lower rubber gasket (11a) and an upper rubber gasket (11 b); a lower rubber gasket (11a) is laid on the arc-shaped steel plate (10) of the steel support (15), and a pipeline (13) is laid on the lower rubber gasket (11 a); a limiting bottom plate (4) of the limiting device (16) is welded and fixed with the embedded plate (3); the hoop (12) is a semicircular steel belt, the circular inner diameter is equal to the sum of the outer diameter of the pipeline (13) and the thickness of the rubber gasket (11), lugs are arranged at two ends of the steel belt respectively, and holes are formed in the middle of the lugs and are bolt holes; rubber gasket (11b) is lined on the clamp (12) and placed on the arc-shaped steel plate (10), the lugs of the clamp (12) are aligned and connected with the lugs of the arc-shaped steel plate (10) and are mutually connected through bolts to wrap the pipeline (13) and be clamped and fixed.

2. The steel sliding pier for an intraaisle duct of claim 1, characterized in that: and a gap between the embedded plate (3) and the limiting bottom plate (4) is plugged and welded by a sizing block, so that the rubber gasket (11) on the arc-shaped steel plate (10) is tightly propped against the pipeline (13).

3. The steel sliding pier for an intraaisle duct of claim 1, characterized in that: the semicircular steel belt and the inner side of the lug of the clamp (12) are both provided with an upper rubber gasket (11b), and the upper rubber gasket (11b) is perforated at the bolt hole of the lug.