CN112227579A - Metal curtain wall reinforced composite pipe and manufacturing method thereof - Google Patents
Metal curtain wall reinforced composite pipe and manufacturing method thereof Download PDFInfo
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- CN112227579A CN112227579A CN202011265471.7A CN202011265471A CN112227579A CN 112227579 A CN112227579 A CN 112227579A CN 202011265471 A CN202011265471 A CN 202011265471A CN 112227579 A CN112227579 A CN 112227579A
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- pipe
- curtain wall
- expanding
- mandrel
- expansion
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
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- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B2/00—Walls, e.g. partitions, for buildings; Wall construction with regard to insulation; Connections specially adapted to walls
- E04B2/88—Curtain walls
- E04B2/96—Curtain walls comprising panels attached to the structure through mullions or transoms
- E04B2/967—Details of the cross-section of the mullions or transoms
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- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Curtains And Furnishings For Windows Or Doors (AREA)
Abstract
The invention relates to a metal curtain wall reinforced composite pipe and a manufacturing method thereof. The lateral surface equidistance of interior expand tube is provided with annular groove, strengthens the gimbal mechanism cover and locates the annular groove department on the interior expand tube. The inner expanding tube is of a hollow structure, the two ends of the inner expanding tube are both provided with a top plate, the two ends of the expansion mandrel are both in a three-stage frustum shape, the middle part of the expansion mandrel is positioned in the inner expanding tube, and the two ends of the expansion mandrel respectively penetrate through the top plate and are fixed on the inner expanding tube through compression nuts after extending out of the inner expanding tube. The outer side wall of the expansion mandrel, the inner side wall of the inner expansion pipe and the top plate are enclosed to form an annular chamber. The two ends of the expanding mandrel are provided with T-shaped channels, and the first end and the second end of each of the two T-shaped channels are respectively communicated with the annular chamber. According to the invention, the inner expansion pipe expands outwards, so that a stable pressure interference firm static fit is formed between the reinforcing bracket and the curtain wall section pipe, a great reinforcing effect is achieved, and the weight is light.
Description
Technical Field
The invention relates to the field of curtain wall section pipes, in particular to a metal curtain wall reinforced composite pipe and a manufacturing method thereof.
Background
The high-rise curtain wall section pipe has certain compression resistance, bending strength and rigidity required by construction on the curtain wall section pipe, the traditional method is to insert I-shaped steel or a corresponding reinforcing pipe into the curtain wall section pipe as shown in figures 1 and 2 to achieve the aim of reinforcing the curtain wall section pipe, but a gap (belonging to movable fit) exists between the inserted I-shaped steel or the corresponding reinforcing pipe and the curtain wall section pipe, so that a great reinforcing effect cannot be achieved, and the problem of corrosion in the pipe exists at the same time; in addition, the weight of the pipe of the reinforced pipe increases the engineering weight of the whole curtain wall, and the engineering coefficients of design strength and the like are increased.
Disclosure of Invention
The invention aims to improve and innovate the defects and problems in the background art, and provides a metal curtain wall reinforced composite pipe which is formed by outward expansion of an inner expansion pipe so that a reinforced bracket, a curtain wall section pipe and the inner expansion pipe form stable pressure interference firm static fit to achieve a great reinforcing effect and light in weight and a manufacturing method thereof.
A metal curtain wall reinforced composite pipe comprises a curtain wall section pipe, an inner expanding pipe and a plurality of reinforcing bracket mechanisms, wherein the inner expanding pipe and the plurality of reinforcing bracket mechanisms are arranged in the curtain wall section pipe, a plurality of annular grooves are equidistantly arranged on the outer side surface of the inner expanding pipe, the reinforcing bracket mechanisms are sleeved on the annular grooves on the inner expanding pipe, one annular groove corresponds to one reinforcing bracket mechanism, the inner expanding pipe is of a hollow structure, two ends of the inner expanding pipe are respectively provided with a top plate, two ends of an expanding mandrel are in a three-stage frustum shape, the middle part of the expanding mandrel is positioned in the inner expanding pipe, two ends of the expanding mandrel respectively penetrate through the top plates and extend out of the inner expanding pipe and then are fixed on the inner expanding pipe through compression nuts, the outer side wall of the expanding mandrel, the inner side wall of the inner expanding pipe and the top plates of the inner expanding pipe are enclosed to form an annular chamber, a sealing gasket with a U-shaped section is arranged between, the two ends of the expansion mandrel are respectively provided with a T-shaped channel, the first end and the second end of each of the two T-shaped channels are respectively communicated with the annular cavity, the third end of one of the two T-shaped channels is communicated with the pressure test pump through a liquid inlet pipeline, the third end of the other T-shaped channel is communicated with a liquid discharge pipeline, a first valve is arranged on the liquid inlet pipeline, and a second valve is arranged on the liquid discharge pipeline.
Every strengthen the gimbal mechanism and all include two at least enhancement support fixing bases, strengthen two ends of support fixing base and all be equipped with the jump ring fixing base, be equipped with the jump ring on the jump ring fixing base, and two at least enhancement support fixing bases link to each other through the jump ring and form a fixing base wholly, and the annular groove department on the interior bloated pipe is located to the whole cover of fixing base, and the surface of every enhancement support fixing base all is provided with at least one and strengthens the support.
In one embodiment, the reinforcing scaffold is a mesh.
In one embodiment, the number of the reinforcing bracket fixing seats is 2, and the cross section of each reinforcing bracket fixing seat is circular arc-shaped or square.
In one embodiment, a pressure gauge is arranged on the liquid inlet pipeline between the first valve and the expansion mandrel.
In one embodiment, the reinforcing bracket is arranged on the outer surface of the reinforcing bracket fixing seat through bolts or welded.
In one embodiment, the inner expansion pipe is sleeved with a plurality of outer sleeves arranged at intervals, and the annular groove is a gap between two adjacent outer sleeves.
The manufacturing method of the metal curtain wall reinforced composite pipe comprises the following steps:
1) firstly, placing a curtain wall section bar pipe on a workbench;
2) then sequentially installing a plurality of reinforcing bracket mechanisms at the annular groove on the inner expansion pipe;
3) then inserting the inner expanding pipe provided with the reinforcing support mechanism into the curtain wall section pipe;
4) starting a pressing cylinder to fix the curtain wall section bar pipe;
5) inserting the expansion mandrel into the inner expansion pipe, sequentially installing the sealing gasket and the top plate, and screwing the top plate
A lateral compression nut;
6) then the third end of the T-shaped channel at one end of the expansion mandrel is connected with a pressure test pump through a liquid inlet pipeline, and in addition, the pressure test pump is connected with a pressure test pump through a liquid inlet pipeline
The third end of the T-shaped channel at one end is connected with a liquid drainage pipeline;
7) opening the first valve on the liquid inlet pipeline and the second valve on the liquid discharge pipeline, starting the pressure test pump, and discharging liquid
The body enters the T-shaped channel of the expansion mandrel through the first valve, and the air is exhausted after the liquid fills the whole annular chamber and the T-shaped channel;
8) after the air removal work is finished, the second valve is closed, the hydraulic pressure in the annular cavity chamber is increased, when the hydraulic pressure reaches the elastic deformation of the material at the annular groove on the inner expansion pipe, the annular groove part of the inner expansion pipe expands outwards under the hydraulic action, the reinforcing bracket fixing seat props open the clamp spring to expand outwards along with the increase of the hydraulic pressure, when the interference fit between the reinforcing bracket on the reinforcing bracket fixing seat and the inner wall of the curtain wall section pipe is achieved, the pressure test pump and the first valve are closed, and after the pressure is stabilized for a period of time, the second valve is opened to release the pressure;
9) after pressure relief is finished, the compression nuts at the two ends of the expansion mandrel are loosened, and the top plates and the sealing gaskets at the two ends are taken out, so that the expansion mandrel is drawn out of the inner expansion pipe;
10) and loosening the pressing cylinder to complete the manufacture of the metal curtain wall reinforced composite pipe.
In one embodiment, in step 8), the time period for stabilizing the voltage is 5 min.
The invention has the advantages and beneficial effects that:
1. according to the curtain wall profile pipe, the inner expansion pipe expands outwards, so that a stable pressure interference firm static fit is formed among the reinforcing bracket, the curtain wall profile pipe and the inner expansion pipe, and the strength of the curtain wall profile pipe is greatly improved; compared with the movable fit between the reinforcing pipe and the curtain wall section pipe in the prior art, the reinforcing pipe has a larger reinforcing effect on the curtain wall section pipe.
2. The reinforced support is in a net shape, is a space light steel structure under the action of static load, and has the advantages of reasonable stress, good stability, light weight and high strength and rigidity.
Drawings
Fig. 1 is a schematic structural diagram of a curtain wall section bar pipe in the prior art.
Fig. 2 is a schematic view of another prior art curtain wall profile tube construction.
Fig. 3 is a schematic structural view of embodiment 1 of the present invention.
Fig. 4 is a sectional view of an inner expanding tube and an expanding mandrel in example 1 of the present invention.
Fig. 5 is a schematic structural view of a reinforcing brace mechanism of embodiment 1 of the present invention.
Fig. 6 is a side view of fig. 5.
Fig. 7 is a schematic perspective view of embodiment 1 of the present invention.
Fig. 8 is a schematic structural view of embodiment 1 of the present invention placed on a table.
Fig. 9 is a schematic structural view of embodiment 2 of the present invention.
Detailed Description
To facilitate an understanding of the invention, the invention will now be described more fully with reference to the accompanying drawings. Preferred embodiments of the present invention are shown in the drawings. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
It will be understood that when an element is referred to as being "disposed" on another element, it can be directly disposed or attached to the other element or intervening elements may also be present. The terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," and the like are used in an orientation or positional relationship indicated in the drawings for ease of description and simplicity of description, but do not indicate or imply that the referenced device or element must have a particular orientation, be constructed in a particular orientation, and be operated.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.
Example 1
Referring to fig. 3 to 8, a metal curtain wall reinforced composite pipe includes a curtain wall section pipe 1, an inner expanding pipe 2 disposed in the curtain wall section pipe 1, and a plurality of reinforcing support mechanisms 3.
Wherein, as shown in fig. 3 and 4, the outer side surface of the inner expanding tube 2 is equidistantly provided with a plurality of annular grooves 21, the reinforcing support mechanism 3 is sleeved on the annular grooves 21 on the inner expanding tube 2, and one annular groove 21 corresponds to one reinforcing support mechanism 3. As shown in fig. 4, the inner expanding tube 2 is a hollow structure, and the two ends of the inner expanding tube 2 are both provided with a top plate 4. The two ends of the expanding mandrel 5 are in a three-stage frustum shape. The middle part of the expansion mandrel 5 is positioned in the inner expansion pipe 2, and the two ends of the expansion mandrel 5 respectively penetrate through the top plate 4 and extend out of the inner expansion pipe 2 and then are fixed on the inner expansion pipe 2 through the compression nuts 6. The outer side wall of the expansion mandrel 5, the inner side wall of the inner expansion pipe 2 and the top plate 4 are enclosed to form an annular chamber 7, a sealing gasket 8 with a U-shaped section is arranged between the inner side surface of the top plate 4 corresponding to the annular chamber 7 and the first-stage frustum of the expansion mandrel 5 and is sealed, and the opening direction of the sealing gasket 8 faces the center of the inner expansion pipe 2. The expansion mandrel 5 is provided with T-shaped channels 51 at both ends. The first end 511 and the second end 512 of the two T-shaped channels 51 are respectively in communication with the annular chamber 7. Referring to fig. 3, the third end 513 of one T-shaped channel 51 is communicated with the pressure test pump 91 through the liquid inlet pipeline 9, and the third end 513 of the other T-shaped channel 51 is communicated with the liquid outlet pipeline 10. The liquid inlet pipe 9 is provided with a first valve 92, and the liquid outlet pipe 10 is provided with a second valve 101.
As shown in fig. 3, 5 and 6, each of the reinforcing brace mechanisms 3 includes two reinforcing brace fixing seats 31. Two ends of the reinforcing bracket fixing seat 31 are provided with clamp spring fixing seats 32, clamp springs 33 are arranged on the clamp spring fixing seats 32, and the two reinforcing bracket fixing seats 31 are connected through the clamp springs 33 to form a fixing seat whole 34. The fixing seat body 34 is sleeved on the annular groove 21 of the inner expanding tube 2. The outer surface of each reinforcing bracket fixing seat 31 is provided with at least one reinforcing bracket 35.
Wherein the reinforcing brace 35 is net-shaped. The section of the reinforcing bracket fixing seat 31 is circular arc.
Specifically, a pressure gauge 93 is arranged on the liquid inlet pipeline 9 corresponding to the position between the first valve 92 and the expansion mandrel 5.
In the present embodiment 1, the reinforcing brace 35 is disposed on the outer surface of the reinforcing brace fixing seat 31 by the bolt 36.
The manufacturing method of the metal curtain wall reinforced composite pipe comprises the following steps:
1) the curtain wall profile tube 1 is first placed on a work bench 11 as shown in fig. 8.
2) Then a plurality of reinforcing bracket mechanisms 3 are sequentially arranged at the annular groove 21 on the inner expanding tube 2.
3) And then the inner expanding tube 2 provided with the reinforcing support mechanism 3 is inserted into the curtain wall section bar tube 1.
4) The pressing cylinder 12 is started to fix the curtain wall section bar pipe 1.
5) The expansion mandrel 5 is inserted into the inner expansion pipe 2, the sealing gasket 8 and the top plate 4 are sequentially installed, and then the sealing gasket is screwed
And a compression nut 6 tightly pressing the outer side of the top plate 4.
6) Then the third end 513 of the T-shaped channel 51 at one end of the expanding mandrel 5 is connected through the liquid inlet pipeline 9
The third end 513 of the T-shaped channel 51 at the other end of the pressure pump 91 is connected with the drainage pipeline 10.
7) The first valve 92 on the liquid inlet line 9 and the second valve 101 on the liquid discharge line 10 are opened
When the pressure test pump 91 is started, the liquid enters the T-shaped channel 51 of the expansion mandrel 5 through the first valve 92, and the air is removed after the liquid fills the whole annular chamber 7 and the T-shaped channel 51.
8) After the air removal operation is completed, the second valve 101 is closed. Along with the increase of hydraulic pressure in the annular chamber 7, when hydraulic pressure reaches the elastic deformation of the material at the annular groove 21 on the inner expansion pipe 2, because of the principle that the pressure of the liquid at the middle pressure position of the sealed container is equal, the annular groove 21 of the inner expansion pipe 2 is expanded outwards under the hydraulic action, at the moment, the reinforcing support fixing seat 31 props open the snap spring 33 to expand outwards along with the increase of the hydraulic pressure, when the interference fit between the reinforcing support 35 on the reinforcing support fixing seat 31 and the inner wall of the curtain wall section bar pipe 1 is achieved, the pressure test pump 91 and the first valve 92 are closed, and after 5min of pressure stabilization, the second valve 101 is opened to release the pressure.
9) After the pressure relief is completed, the compression nuts 6 at the two ends of the expansion mandrel 5 are loosened, and the top plates 4 and the sealing gaskets 8 at the two ends are taken out, so that the expansion mandrel 5 is pulled out from the inner expansion pipe 2.
10) And loosening the pressing cylinder 12 to finish the manufacture of the metal curtain wall reinforced composite pipe.
Example 2
Referring to fig. 9, the difference between the embodiment 2 and the embodiment 1 is only that: in this embodiment 2, a plurality of outer sleeves 22 are arranged outside the inner expansion tube 2 at intervals, and the annular groove 21 is a gap between two adjacent outer sleeves 22 as shown in fig. 9.
The invention has the advantages and beneficial effects that:
1. according to the curtain wall profile pipe, the inner expansion pipe expands outwards, so that a stable pressure interference firm static fit is formed among the reinforcing bracket, the curtain wall profile pipe and the inner expansion pipe, and the strength of the curtain wall profile pipe is greatly improved; compared with the movable fit between the reinforcing pipe and the curtain wall section pipe in the prior art, the reinforcing pipe has a larger reinforcing effect on the curtain wall section pipe.
2. The reinforced support is in a net shape, is a space light steel structure under the action of static load, and has the advantages of reasonable stress, good stability, light weight and high strength and rigidity.
The embodiments of the present invention are described only for the preferred embodiments of the present invention, and not for the limitation of the concept and scope of the present invention, and various modifications and improvements made to the technical solution of the present invention by those skilled in the art without departing from the design concept of the present invention shall fall into the protection scope of the present invention, and the technical content of the present invention which is claimed is fully set forth in the claims.
Claims (7)
1. A metal curtain wall reinforced composite pipe is characterized by comprising a curtain wall section pipe, an inner expanding pipe and a plurality of reinforcing bracket mechanisms, wherein the inner expanding pipe and the reinforcing bracket mechanisms are arranged in the curtain wall section pipe, a plurality of annular grooves are equidistantly arranged on the outer side surface of the inner expanding pipe, the reinforcing bracket mechanisms are sleeved on the annular grooves on the inner expanding pipe, one annular groove corresponds to one reinforcing bracket mechanism, the inner expanding pipe is of a hollow structure, top plates are arranged at two ends of the inner expanding pipe, two ends of an expanding mandrel are in a three-stage frustum shape, the middle part of the expanding mandrel is positioned in the inner expanding pipe, two ends of the expanding mandrel respectively penetrate through the top plates and are fixed on the inner expanding pipe through compression nuts after extending out of the inner expanding pipe, the outer side wall of the expanding mandrel, the inner side wall of the inner expanding pipe and the top plates form an annular chamber in a surrounding manner, a sealing gasket with a U-shaped section, the opening direction of the sealing gasket faces to the center of the inner expanding tube, two ends of the expanding mandrel are provided with T-shaped channels, and the first end and the second end of each of the two T-shaped channels are respectively communicated with the annular chamber;
every strengthen the gimbal mechanism and all include two at least enhancement support fixing bases, strengthen two ends of support fixing base and all be equipped with the jump ring fixing base, be equipped with the jump ring on the jump ring fixing base, and two at least enhancement support fixing bases link to each other through the jump ring and form a fixing base wholly, and the annular groove department on the interior bloated pipe is located to the whole cover of fixing base, and the surface of every enhancement support fixing base all is provided with at least one and strengthens the support.
2. The metal curtain wall reinforced composite pipe of claim 1, wherein the reinforcing brackets are net-shaped.
3. The metal curtain wall reinforced composite pipe of claim 1, wherein the number of the reinforcing bracket fixing seats is 2, and the cross section of each reinforcing bracket fixing seat is circular arc-shaped or square.
4. The metal curtain wall reinforced composite pipe of claim 1, wherein the reinforcing bracket is disposed on the outer surface of the reinforcing bracket fixing seat by bolts or welded.
5. The metal curtain wall reinforced composite pipe of claim 1, wherein the inner expansion pipe is sleeved with a plurality of outer sleeves arranged at intervals, and the annular groove is a gap between two adjacent outer sleeves.
6. A method for manufacturing the metal curtain wall reinforced composite pipe according to claim 1, which comprises the following steps:
firstly, placing a curtain wall section bar pipe on a workbench;
then sequentially installing a plurality of reinforcing bracket mechanisms at the annular groove on the inner expansion pipe;
then inserting the inner expanding pipe provided with the reinforcing support mechanism into the curtain wall section pipe;
starting a pressing cylinder to fix the curtain wall section bar pipe;
inserting the expansion mandrel into the inner expansion pipe, sequentially installing the sealing gasket and the top plate, and screwing the top plate
A lateral compression nut;
then the third end of the T-shaped channel at one end of the expansion mandrel is connected with a pressure test pump through a liquid inlet pipeline, and in addition, the pressure test pump is connected with a pressure test pump through a liquid inlet pipeline
The third end of the T-shaped channel at one end is connected with a liquid drainage pipeline;
opening the first valve on the liquid inlet pipeline and the second valve on the liquid discharge pipeline, starting the pressure test pump, and discharging liquid
The body enters the T-shaped channel of the expansion mandrel through the first valve, and the air is exhausted after the liquid fills the whole annular chamber and the T-shaped channel;
8) after the air removal work is finished, the second valve is closed, the hydraulic pressure in the annular cavity chamber is increased, when the hydraulic pressure reaches the elastic deformation of the material at the annular groove on the inner expansion pipe, the annular groove part of the inner expansion pipe expands outwards under the hydraulic action, the reinforcing bracket fixing seat props open the clamp spring to expand outwards along with the increase of the hydraulic pressure, when the interference fit between the reinforcing bracket on the reinforcing bracket fixing seat and the inner wall of the curtain wall section pipe is achieved, the pressure test pump and the first valve are closed, and after the pressure is stabilized for a period of time, the second valve is opened to release the pressure;
after the pressure relief is finished, the compression nuts at the two ends of the expansion mandrel are loosened, the top plates and the sealing gaskets at the two ends are taken out, and the pressure relief is finished
And the expanding mandrel is drawn out from the inner expanding tube;
and loosening the pressing cylinder to complete the manufacture of the metal curtain wall reinforced composite pipe.
7. The method for manufacturing the metal curtain wall reinforced composite pipe according to claim 6, wherein the time period for stabilizing the pressure in the step 8) is 5 min.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011265471.7A CN112227579A (en) | 2020-11-13 | 2020-11-13 | Metal curtain wall reinforced composite pipe and manufacturing method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011265471.7A CN112227579A (en) | 2020-11-13 | 2020-11-13 | Metal curtain wall reinforced composite pipe and manufacturing method thereof |
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| CN112227579A true CN112227579A (en) | 2021-01-15 |
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828533A (en) * | 2021-01-22 | 2021-05-25 | 中际(重庆)车辆轻量化科技有限公司 | Processing method of section bar |
-
2020
- 2020-11-13 CN CN202011265471.7A patent/CN112227579A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112828533A (en) * | 2021-01-22 | 2021-05-25 | 中际(重庆)车辆轻量化科技有限公司 | Processing method of section bar |
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