CN220538487U - Dovetail steel pipe for traffic lamp post - Google Patents
Dovetail steel pipe for traffic lamp post Download PDFInfo
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- CN220538487U CN220538487U CN202322083639.8U CN202322083639U CN220538487U CN 220538487 U CN220538487 U CN 220538487U CN 202322083639 U CN202322083639 U CN 202322083639U CN 220538487 U CN220538487 U CN 220538487U
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- dovetail
- steel pipe
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- lamp post
- same shape
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 102
- 239000010959 steel Substances 0.000 title claims abstract description 102
- 210000001503 joint Anatomy 0.000 claims description 6
- 230000007704 transition Effects 0.000 claims description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 11
- 238000000034 method Methods 0.000 abstract description 9
- 230000000694 effects Effects 0.000 abstract description 2
- 239000002994 raw material Substances 0.000 abstract description 2
- 238000003466 welding Methods 0.000 description 6
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000003754 machining Methods 0.000 description 2
- 238000006748 scratching Methods 0.000 description 2
- 230000002393 scratching effect Effects 0.000 description 2
- 238000005452 bending Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
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Abstract
The utility model provides a dovetail steel pipe for a traffic lamp post, which belongs to the technical field of traffic facilities and comprises two open cold-formed steel sections with the same shape, wherein one sides of the two open cold-formed steel sections with the same shape are open, the two open cold-formed steel sections are mutually butted and fixed, the two open cold-formed steel sections with the same shape are mutually combined to form a tubular structure with an octagonal section, and dovetail groove structures are arranged at each side of the four sides of the octagonal section, which are arranged at intervals. The dovetail steel pipe for the traffic lamp post solves the technical problems that the dovetail steel pipe used on the traffic lamp post is processed through a round pipe drawing process, the dovetail groove is unstable in size, low in yield and high in operation cost, has the technical effects of improving the processing and manufacturing efficiency of the dovetail steel pipe, improving the structural strength and reducing the processing cost, and has the processing efficiency which is improved by more than 10 times compared with the processing efficiency by adopting a drawing mode, is difficult to deform in processing, meets the design requirements, and simultaneously ensures the stability of the performance of raw materials.
Description
Technical Field
The utility model belongs to the technical field of traffic facilities, and particularly relates to a dovetail steel pipe for a traffic lamp post.
Background
Traffic facilities include a wide variety of steel pipes, particularly on traffic light poles, typically a seamless steel pipe, the outer side wall of which is provided with a plurality of dovetail groove structures, simply referred to as dovetail steel pipes or dovetails. Because the dovetail steel pipe is formed by adopting a seamless steel pipe (round pipe) through a drawing process, the dovetail groove is unstable in size and low in yield, the manufacturing efficiency is low through a drawing mode, the production line equipment is huge, the adjustment links are multiple, the structural strength is low, the operation cost is high, and the appearance and the parameters of the machined steel pipe hardly meet the design requirements.
Therefore, the dovetail steel pipe structure used on the lamp post in the prior art is necessary to be improved, so that the dovetail steel pipe structure is easy to process and manufacture, the manufacturing efficiency is improved, the processed finished product meets the design requirement, and the normal use on the lamp post can be met.
Disclosure of Invention
The utility model aims to provide a dovetail steel pipe for a traffic lamp post, and aims to solve the technical problems that the dovetail steel pipe used on the traffic lamp post is formed by machining through a round pipe drawing process, and a dovetail groove is unstable in size, low in yield and high in operation cost.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a dovetail steel pipe for traffic lamp pole, including two opening cold-formed steel that the shape is the same, two shapes are the same one side of opening cold-formed steel is uncovered, and two uncovered are fixed in butt joint each other, two shapes are the same opening cold-formed steel each other makes up the tubular structure that forms the octagon cross-section, and four intervals of octagon cross-section set up each limit department all is provided with the dovetail structure, the dovetail structure extends along tubular structure length direction.
In one possible implementation, the butt joint of the two cold-formed sections with the same shape is welded and fixed together.
In one possible implementation, each end corner of the dovetail slot structure is a circular arc transition.
In one possible implementation, the connection between two adjacent sides of the octagonal cross-section is a circular arc transition.
In one possible implementation, the two open-ended cold-formed sections with the same shape are both formed by roll forming.
In one possible implementation, the two open-ended cold-formed sections with the same shape are both machined from cold-formed sections.
The dovetail steel pipe for the traffic lamp post has the beneficial effects that: compared with the prior art, the dovetail steel pipe for the traffic lamp post comprises two open cold-formed steel sections with the same shape, one sides of the two open cold-formed steel sections with the same shape are open, the two open cold-formed steel sections are mutually butted and fixed, the two open cold-formed steel sections with the same shape are mutually combined to form a tubular structure with an octagonal section, each edge of the four sides of the octagonal section is provided with a dovetail groove structure, the dovetail groove structure extends along the length direction of the tubular structure, the technical problems that the dovetail steel pipe used on the traffic lamp post is processed through a round pipe drawing process, the dovetail groove is unstable in size, low in yield and high in operation cost are solved, the processing and manufacturing efficiency of the dovetail steel pipe can be improved, the structural strength is improved, the processing cost is reduced, the processing efficiency is improved by more than 10 times compared with that of a drawing mode, the processing efficiency is difficult to deform in processing, the design requirement is met, and meanwhile, the technical effect of stability of the performance of raw materials is guaranteed.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
Fig. 1 is a schematic structural view of a dovetail steel pipe for a traffic light pole according to an embodiment of the present utility model;
fig. 2 is a schematic structural view of an open cold-formed steel section at the upper part of a dovetail steel pipe for a traffic light pole according to an embodiment of the present utility model;
fig. 3 is a schematic diagram of two open cold-formed steel sections with the same shape, which are provided by the embodiment of the utility model and are used for a dovetail steel pipe for a traffic lamp post, before being welded or in a separated state.
Reference numerals illustrate:
1. cold-formed steel with an upper opening; 2. cold-formed steel with a lower opening; 3. an opening; 4. and a dovetail groove structure.
Detailed Description
In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
Referring to fig. 1 to 3, the dovetail steel pipe for traffic lamp pole provided by the utility model will now be described. The utility model provides a traffic lamp post is with forked tail steel pipe, includes two opening cold-formed steel that the shape is the same, for the understanding of being convenient for, defines two opening cold-formed steel that the shape is the same as upper shed cold-formed steel 1 and lower shed cold-formed steel 2 respectively, one side of upper shed cold-formed steel 1 and lower shed cold-formed steel 2 is uncovered 3, and two uncovered 3 are mutually butt joint fixedly, upper shed cold-formed steel with lower shed cold-formed steel mutually combines the tubular structure that forms the octagon cross-section, and every limit department that four intervals of octagon cross-section set up all is provided with dovetail structure 4, dovetail structure 4 extends along tubular structure length direction.
Compared with the prior art, the dovetail steel pipe for the traffic lamp post comprises two open cold-formed steel sections with the same shape, the two open cold-formed steel sections with the same shape are respectively defined as the upper open cold-formed steel section 1 and the lower open cold-formed steel section 2, one sides of the upper open cold-formed steel section 1 and the lower open cold-formed steel section 2 are open 3, the two open cold-formed steel sections 3 are mutually butted and fixed, the upper open cold-formed steel section and the lower open cold-formed steel section are mutually combined to form a tubular structure with an octagonal section, and dovetail groove structures 4 are arranged at each edge of the four sides of the octagonal section at intervals, so that the technical problems that dovetail steel pipes used on the traffic lamp post are processed through a round pipe drawing process, and the dovetail grooves are unstable in size, low in yield and high in operation cost are solved.
In the prior art, the dovetail steel pipe is formed by processing a round pipe through a drawing process or a mode, production equipment used for drawing is huge, the processing and manufacturing efficiency is low, the adjustment links of equipment in the processing process are more, and the technical problems of uneven eight-angle forming and unstable dovetail groove size are particularly easy to form when the dovetail steel pipe is processed through the drawing process. The dovetail steel pipe structure can improve the production efficiency of the steel pipe to the greatest extent, ensures that the size of the dovetail groove is kept stable, has low processing cost, and has structural strength which is higher than that of the steel pipe processed by a drawing mode.
Specifically, parameters such as the depth of the dovetail groove structure 4, the thickness of the steel pipe, and the like are not limited in the present utility model. The upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 have the same structure and thickness, so that the production is easy to realize batch processing and the manufacturing efficiency of the dovetail steel pipe is improved. The dovetail groove structure 4 is U-shaped in cross section, and the width near the inner part is larger than the width near the outer part in cross section. For the sake of understanding, the upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 can be regarded as a half pipe, and are combined into an integral pipe by welding and fixing each other.
In some embodiments, referring to fig. 1 to 3, the butt joint of the upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 is welded and fixed together. During welding, the assembly welding equipment is used for welding, submerged arc welding and the like can be selected, and the upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 of the two half parts are combined and welded together to form an integral dovetail steel pipe, so that the integral dovetail steel pipe can be applied to lamp poles of traffic facilities. The upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 are symmetrically arranged by taking a welding position or a butt joint position as a symmetrical axis.
To avoid the dovetail groove 4 being prone to scratching personnel or other objects during use, in some embodiments, referring to fig. 1-3, each end corner of the dovetail groove 4 is rounded. The dovetail groove structure 4 is arranged in a concave shape towards the inside of the steel pipe and is called as a dovetail groove structure or a dovetail groove.
In order to avoid the dovetail steel pipe from easily scratching workers or other objects during use, in some embodiments, referring to fig. 1 to 3, the connection between two adjacent sides of the octagonal cross-section is a circular arc transition. The octagon has eight sides, and the length of each side can be the same or different, and the end to end encloses into the octagon, and dovetail structure 4 sets up the edge in the upper left, lower left, upper right and lower right position of octagon.
In some embodiments, referring to fig. 1 to 3, the upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 are both formed by rolling cold-formed steel, and can be formed by one-step processing (including dovetail shape) on processing equipment.
In some embodiments, referring to fig. 1 to 3, the upper opening cold-formed steel 1 and the lower opening cold-formed steel 2 are both formed by machining steel. Preferably, the C-shaped steel is firstly formed by cold bending, two dovetail groove structures 4 are formed, and then the two dovetail groove structures are assembled and welded together. The height of the weld at the weld cannot be very high, and the design requirements are met and met.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.
Claims (6)
1. The dovetail steel pipe for the traffic lamp post is characterized by comprising two open cold-formed steel sections with the same shape, wherein one sides of the open cold-formed steel sections are open, the two open cold-formed steel sections are mutually butted and fixed, the two open cold-formed steel sections with the same shape are mutually combined to form a tubular structure with an octagonal section, dovetail groove structures are arranged at each edge of the four spaced octagonal section, and the dovetail groove structures extend along the length direction of the tubular structure.
2. The dovetail steel pipe for traffic lamp according to claim 1, wherein the butt joint of two cold-formed sections with the same shape is welded and fixed together.
3. The dove tail steel pipe for traffic lamp post according to claim 1, wherein each end corner of the dove tail groove structure is in arc transition.
4. The dove tail steel pipe for traffic lamp post according to claim 1, wherein the connection of two adjacent sides of the octagonal cross section is arc transition.
5. The dovetailed steel pipe for a traffic light pole according to claim 1, wherein two open cold-formed steel sections having the same shape are both formed by roll forming.
6. The dovetailed steel pipe for a traffic light pole according to claim 1, wherein two open cold-formed steel sections having the same shape are each formed by cold-forming steel sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322083639.8U CN220538487U (en) | 2023-08-03 | 2023-08-03 | Dovetail steel pipe for traffic lamp post |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322083639.8U CN220538487U (en) | 2023-08-03 | 2023-08-03 | Dovetail steel pipe for traffic lamp post |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220538487U true CN220538487U (en) | 2024-02-27 |
Family
ID=89966709
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322083639.8U Active CN220538487U (en) | 2023-08-03 | 2023-08-03 | Dovetail steel pipe for traffic lamp post |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220538487U (en) |
-
2023
- 2023-08-03 CN CN202322083639.8U patent/CN220538487U/en active Active
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