CN210049664U - Conical corrugated steel pipe - Google Patents
Conical corrugated steel pipe Download PDFInfo
- Publication number
- CN210049664U CN210049664U CN201920429062.2U CN201920429062U CN210049664U CN 210049664 U CN210049664 U CN 210049664U CN 201920429062 U CN201920429062 U CN 201920429062U CN 210049664 U CN210049664 U CN 210049664U
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- CN
- China
- Prior art keywords
- steel pipe
- corrugated steel
- conical
- toper
- tapered
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 143
- 239000010959 steel Substances 0.000 title claims abstract description 143
- 239000011248 coating agent Substances 0.000 claims description 3
- 238000000576 coating method Methods 0.000 claims description 3
- 238000005246 galvanizing Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000010422 painting Methods 0.000 claims description 3
- 229910000851 Alloy steel Inorganic materials 0.000 claims description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 2
- 229910000746 Structural steel Inorganic materials 0.000 claims description 2
- 229910052799 carbon Inorganic materials 0.000 claims description 2
- 239000010935 stainless steel Substances 0.000 claims description 2
- 229910001220 stainless steel Inorganic materials 0.000 claims description 2
- 238000000034 method Methods 0.000 abstract description 2
- 239000004429 Calibre Substances 0.000 abstract 1
- 238000010276 construction Methods 0.000 abstract 1
- 238000003466 welding Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
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- Joining Of Building Structures In Genera (AREA)
Abstract
The utility model provides a toper corrugated steel pipe, belong to corrugated steel pipe technical field, it includes toper corrugated steel pipe main part, this main part adopts the steel sheet to process into certain wave height, wave distance and certain tapered toper corrugated steel pipe, the diameter of one of which port is less than the diameter of another port, this kind of toper corrugated steel pipe body is handsome in appearance, it is big than the ordinary toper steel pipe intensity of same size nominal bore, bearing capacity is big, more be fit for making heavy-calibre structure pipe, practice thrift steel and be convenient for the reducing connection than traditional constant diameter corrugated steel pipe, can be used to all kinds of steel construction stands, the bell rod, the conical tower, the chimney, corrugated steel pipe reducing connecting piece, large-scale decorative structure spare and special use etc., fill toper corrugated steel pipe blank.
Description
Technical Field
The utility model belongs to the technical field of the corrugated steel pipe, more specifically say, relate to toper corrugated steel pipe.
Background
The domestic quantity of traditional toper steel pipe is great, and its cross sectional shape can divide into circular or polygon, mainly used lamp pole, tower pole and structure pipe fitting, and when the pipe diameter required great, its intensity index can only be guaranteed by increasing steel sheet thickness usually, has certain limitation when actual application.
The corrugated steel pipe is a new product in China, the strength of the steel pipe is increased due to the existence of corrugations, and the steel pipe has great application advantages, but the corrugated steel forming technology is still in the development stage at present, the corrugated steel pipes applied in the market at present are all equal-diameter corrugated steel pipes, and no corrugated steel pipe product with conicity exists.
The conical corrugated steel pipe has the following advantages:
(1) the strength of the conical corrugated steel pipe is larger than that of a common conical steel pipe with the same size and nominal caliber due to the existence of corrugations, the bearing capacity is large, and the conical corrugated steel pipe is more suitable for manufacturing large-caliber structural pipes.
(2) Compared with the traditional corrugated steel pipe, the conical corrugated steel pipe has attractive appearance and saves steel, and can be used for reducing connection of the traditional corrugated steel pipe.
(3) Filling the blank of the conical corrugated steel pipe.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a toper corrugated steel pipe aims at solving that traditional toper steel pipe intensity is low, traditional corrugated steel pipe does not have tapering scheduling problem.
In order to achieve the above object, the utility model adopts the following technical scheme: providing a tapered corrugated steel pipe comprising: the conical corrugated steel pipe body (1) is processed into a corrugated steel pipe with certain wave height, wave distance and certain taper by a steel plate, and the steel pipe is in a conical frustum shape.
Further, the diameter of one port of the conical corrugated steel pipe body (1) is smaller than that of the other port.
Furthermore, the shape of the conical corrugated steel pipe body (1) is a truncated cone shape with transverse corrugations or oblique corrugations, the thickness of a steel plate adopted by the steel pipe is larger than 1mm, the wave height is larger than 13mm, and the wave distance is larger than 20 mm.
Furthermore, the material of the steel plate of the conical corrugated steel pipe body (1) is common carbon structural steel, low alloy steel or stainless steel.
Further, the surface protection form of the conical corrugated steel pipe body (1) is hot galvanizing or painting or coating.
Furthermore, the conical corrugated steel pipe main body (1) can adopt a splicing combination mode of two or more corrugated steel conical plates for a conical corrugated steel pipe with the diameter more than 1.0 meter, holes are punched in each corrugated steel conical plate, and the conical corrugated steel pipe main body and the conical corrugated steel pipe can be combined and connected by high-strength bolts.
The utility model provides a toper corrugated steel pipe, compared with the prior art, its beneficial effect lies in:
(1) the strength of the conical corrugated steel pipe is greater than that of a common conical steel pipe with the same size and nominal caliber, the bearing capacity is large, and the conical corrugated steel pipe is more suitable for manufacturing large-caliber structural pipes.
(2) Compared with the traditional corrugated steel pipe, the conical corrugated steel pipe has attractive appearance and saves steel, and can be used for reducing connection of the traditional corrugated steel pipe.
(3) Filling the blank of the conical corrugated steel pipe.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a conical corrugated steel pipe according to an embodiment of the present invention;
fig. 2 is a schematic view showing that three conical corrugated steel pipes provided by the embodiment of the present invention are connected by a flange connection structure;
fig. 3 is a third schematic view of a waveform of a conical corrugated steel pipe according to an embodiment of the present invention;
fig. 4 is the embodiment of the present invention provides a schematic diagram four of three splicing connections of conical corrugated steel pipes.
In the figure: 1. a conical corrugated steel pipe body; 2. the corrugated inner ring of the conical corrugated steel pipe; 3. a small end of the taper pipe; 4. a large end opening of the taper pipe; 11. a first taper pipe; 12. a second taper pipe; 13. a third taper pipe; 14. an end connection flange; 15. an end connection hole; 16. a flange connection; 31. wave height H; 32. the thickness d of the steel plate; 33. a radius of curvature R; 34. a wave distance L; 35. corrugated steel conical plates; 41. a first corrugated steel conical plate; 42. a second corrugated steel conical plate; 43. a third corrugated steel conical plate; 44. and connecting the corrugated steel conical plate with the hole.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, the tapered corrugated steel pipe provided by the present invention will now be described. The conical corrugated steel pipe comprises: the conical corrugated steel pipe body 1 comprises a conical pipe small port 3 and a conical pipe large port 4, and the wave form of the conical corrugated steel pipe body is transverse corrugation. 2 is the wave-shaped inner ring of the conical corrugated steel pipe, namely the inner ring with the smallest inner diameter of the conical corrugated steel pipe.
Referring to fig. 2, an example of the conical corrugated steel pipe provided by the present invention adopting three conical corrugated steel pipes for connection will now be described. In the example, flanges are respectively welded at the ends of three conical steel pipes, one end of a first conical pipe 11 is connected with a connecting flange of a second conical pipe 12 through an end connecting flange 14, and the other end of the second conical pipe 12 is connected with a connecting flange of a third conical pipe 13 through an end connecting flange, so that a three-conical corrugated steel pipe assembly structure is formed.
Referring to fig. 3, the waveform parameters of the conical corrugated steel pipe provided by the present invention will now be described. 35 is a corrugated steel conical plate of the conical corrugated steel pipe, wherein: 31 is the wave height H of the corrugated steel conical plate, 32 is the steel plate wall thickness d of the corrugated steel conical plate, 33 is the curvature radius R of the corrugated steel conical plate, and 34 is the wave distance L of the corrugated steel conical plate.
Referring to fig. 4, the connection of the three spliced conical corrugated steel pipes of the conical corrugated steel pipe of the present invention will now be described. The steel plate is processed into arc corrugated steel conical plates 41, 42 and 43 by a corrugated steel plate bending machine and bending equipment, and the three corrugated steel conical plates are spliced and combined by high-strength bolts through connecting holes 44 to form the conical corrugated steel pipe main body 1.
As a specific embodiment of the conical corrugated steel pipe of the present invention, please refer to fig. 1 to 4 together, an implementation method of the embodiment will now be described:
(1) preparing materials according to the size of a steel plate required by the conical corrugated steel pipe;
(2) rolling by adopting special pipe rolling equipment for the conical corrugated steel pipe, and performing spot welding on a seam;
(3) unloading the conical corrugated steel pipe, and carrying out full-welding on the inside and the outside of the joint;
(4) the length of the conical corrugated steel pipe coiled by the common conical corrugated steel pipe coiling equipment at one time is 1.5-3 meters, and multi-section continuous welding or flange connection can be carried out on the short conical corrugated steel pipe according to the design requirement;
(5) for flange connection, prefabricating end flanges according to size requirements, uniformly punching holes along the circumferential direction of the flanges, and welding the end flanges to two ends of the conical corrugated steel pipe main body 1;
(6) hot galvanizing, painting or coating the conical corrugated steel pipe body 1 according to the technical requirements;
(7) transporting to the site for assembly;
(8) for the corrugated steel conical plate with large caliber to be spliced, factory prefabricated corrugated steel conical plate sheets can be adopted and then transported to the site for assembly;
(9) and finishing the assembly, checking and accepting to form the whole conical corrugated steel pipe structure.
Compared with the prior art, the embodiment of the utility model, its beneficial effect is:
(1) the strength of the conical corrugated steel pipe is greater than that of a common conical steel pipe with the same size and nominal caliber, the bearing capacity is large, and the conical corrugated steel pipe is more suitable for manufacturing large-caliber structural pipes.
(2) Compared with the traditional corrugated steel pipe, the conical corrugated steel pipe has attractive appearance and saves steel, and can be used for reducing connection of the traditional corrugated steel pipe.
(3) Filling the blank of the conical corrugated steel pipe.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
It is to be understood that the terms "upper," "lower," "front," "rear," "left," "right," "top," "bottom," "inner," "outer," and the like as used herein are intended to refer to the orientation or positional relationship of the corrugated steel pipe as it is shown in the drawings, but are used for convenience and simplicity of description and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting.
Claims (6)
1. A tapered corrugated steel pipe, comprising:
the conical corrugated steel pipe body (1) is processed into a corrugated steel pipe with wave height, wave pitch and conicity by using a steel plate, and the appearance of the steel pipe is in a cone frustum shape.
2. The tapered corrugated steel pipe according to claim 1, wherein the tapered corrugated steel pipe body (1) has a smaller diameter at one end than at the other end.
3. The tapered corrugated steel pipe according to claim 1, wherein the outer shape of the tapered corrugated steel pipe body (1) is a truncated cone shape having transverse corrugations or oblique corrugations, and the steel pipe uses a steel plate having a thickness of more than 1mm, a wave height of more than 13mm, and a wave pitch of more than 20 mm.
4. The tapered corrugated steel pipe according to claim 1, wherein the material of the steel plate of the tapered corrugated steel pipe body (1) is plain carbon structural steel, low alloy steel or stainless steel.
5. The tapered corrugated steel pipe according to claim 1, characterized in that the tapered corrugated steel pipe body (1) is surface protected in the form of hot galvanizing or painting or coating.
6. The tapered corrugated steel pipe according to claim 1, wherein the tapered corrugated steel pipe having a diameter greater than 1.0 m is assembled by using two or more corrugated steel conical plates, and each corrugated steel conical plate is perforated and connected by using high-strength bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920429062.2U CN210049664U (en) | 2019-04-02 | 2019-04-02 | Conical corrugated steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920429062.2U CN210049664U (en) | 2019-04-02 | 2019-04-02 | Conical corrugated steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210049664U true CN210049664U (en) | 2020-02-11 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920429062.2U Expired - Fee Related CN210049664U (en) | 2019-04-02 | 2019-04-02 | Conical corrugated steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210049664U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798015A (en) * | 2019-04-02 | 2019-05-24 | 河北天振工程技术有限公司 | Conical corrugated steel pipe |
-
2019
- 2019-04-02 CN CN201920429062.2U patent/CN210049664U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109798015A (en) * | 2019-04-02 | 2019-05-24 | 河北天振工程技术有限公司 | Conical corrugated steel pipe |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200211 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |