CN221567676U - Right trapezoid glass fiber reinforced plastic purline - Google Patents

Right trapezoid glass fiber reinforced plastic purline Download PDF

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Publication number
CN221567676U
CN221567676U CN202323654267.6U CN202323654267U CN221567676U CN 221567676 U CN221567676 U CN 221567676U CN 202323654267 U CN202323654267 U CN 202323654267U CN 221567676 U CN221567676 U CN 221567676U
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China
Prior art keywords
bottom plate
purline
plate
waist
lower bottom
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CN202323654267.6U
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Chinese (zh)
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张益�
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Dangyang Yihong Metal Products Co ltd
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Dangyang Yihong Metal Products Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E10/00Energy generation through renewable energy sources
    • Y02E10/50Photovoltaic [PV] energy

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Abstract

The utility model belongs to the field of composite building materials, and provides a right trapezoid glass fiber reinforced plastic purline, which is formed by encircling an upper bottom plate and a lower bottom plate, wherein the cross section of the purline is a right trapezoid; wherein the width of the upper bottom plate is smaller than the width of the lower bottom plate, and the thickness of the upper bottom plate is larger than the thickness of the lower bottom plate; the middle part of the purline is also provided with a middle plate parallel to the upper bottom plate and the lower bottom plate, and the middle plate is respectively connected with a first waist plate and a second waist plate; the purline is a glass fiber reinforced plastic purline, an upper bottom plate and a lower bottom plate of the purline, and the first waist plate, the second waist plate and the middle plate are integrally formed by a pultrusion process. Compared with the square purline formed by splicing and forming or the square purline formed by pultrusion in the prior art, the rectangular trapezoid glass fiber reinforced plastic purline provided by the utility model has the advantages of better stability, convenience in construction and good bearing effect.

Description

Right trapezoid glass fiber reinforced plastic purline
Technical Field
The utility model belongs to the technical field of composite purlines, and relates to a right-angle trapezoid glass fiber reinforced plastic purline.
Background
In recent years, glass fiber reinforced plastic purlines are favored by markets due to light weight, high strength and high corrosion resistance, and particularly in the chemical field with high corrosion resistance requirement. Most of the existing purlines are C-shaped purlines or rectangular purlines.
CN207453265U discloses a square anti-corrosion purline, which is a rectangular glass fiber reinforced plastic purline developed by applicant 2017, and is formed by splicing two parts, so that the square anti-corrosion purline can be produced by adopting a splicing process, and has high production efficiency. But the purlines produced by adopting the splicing process are not integrally formed, and the connection between structural members and the later strength still have a certain gap compared with the pultrusion.
Disclosure of Invention
Compared with the square purline formed by splicing and forming or the square purline formed by pultrusion in the prior art, the rectangular trapezoid glass fiber reinforced plastic purline provided by the utility model has the advantages of better stability, convenience in construction and good bearing effect.
The technical scheme of the utility model is that a right trapezoid glass fiber reinforced plastic purline is provided, wherein the purline adopts an upper bottom plate and a lower bottom plate, a first waist plate and a second waist plate are enclosed to form, and the cross section of the purline is a right trapezoid; wherein the width of the upper bottom plate is smaller than the width of the lower bottom plate, and the thickness of the upper bottom plate is larger than the thickness of the lower bottom plate; the middle part of the purline is also provided with a middle plate parallel to the upper bottom plate and the lower bottom plate, and the middle plate is respectively connected with a first waist plate and a second waist plate; the purline is a glass fiber reinforced plastic purline, an upper bottom plate and a lower bottom plate of the purline, and the first waist plate, the second waist plate and the middle plate are integrally formed by a pultrusion process.
Further, the width of the upper bottom plate is 40-60 mm, and the width of the lower bottom plate is 60-120 mm.
Further, the method comprises the steps of: the thickness of the upper bottom plate is more than 8mm, and the thickness of the lower bottom plate is 4-5 mm.
Further, the first waist plate is vertically connected with the upper bottom plate and the lower bottom plate respectively, and the width of the first waist plate is 80-300 mm thick.
Further, the thicknesses of the first waist plate, the second waist plate and the middle plate are the same as the thickness of the lower bottom plate.
Further, the glass fiber reinforced plastic plates at the joints of the first waist plate and the second waist plate and the lower bottom plate are internally provided with carbon fiber straight wire drawing or carbon fiber cloth paved along the length trend of the purline.
Further, the length of the purline is 6-10 m.
The utility model has the following beneficial effects:
According to the right trapezoid purline, the original square (rectangular) purline is adjusted to be the right trapezoid purline, the length of the upper bottom plate is shorter than that of the lower bottom plate in the high-altitude operation process, the gravity center of the purline is lowered, and the purline is more stable and is not easy to slip when being placed on a roof with a certain gradient, so that the construction safety is ensured; meanwhile, the thickness of the upper bottom plate of the purline is larger than that of the lower bottom plate, although the width of the upper bottom plate is narrowed, under the condition of increasing the thickness, the bearing force of the purline is not affected, and the compression strength and the tensile strength are improved to a certain extent in cooperation with the increase of the contact area of the lower bottom plate; in addition, the thickened upper bottom plate is convenient to fix with other components through screws and the like, and the screw sliding wire or difficult fixing condition can not occur due to the thin thickness of the plate body.
Drawings
FIG. 1 is a schematic diagram of the system of the present utility model.
Fig. 2 is a schematic cross-sectional view of a right angle trapezoidal glass fiber reinforced plastic purline.
Detailed Description
Embodiments of the present utility model will be described in detail below with reference to examples, but it will be understood by those skilled in the art that the following examples are only for illustrating the present utility model and should not be construed as limiting the scope of the present utility model.
As shown in fig. 1-2, a right trapezoid glass fiber reinforced plastic purline is formed by enclosing an upper bottom plate 1, a lower bottom plate 2, a first waist plate 3 and a second waist plate 4, wherein the cross section of the right trapezoid glass fiber reinforced plastic purline is a right trapezoid; wherein the width of the upper base plate 1 is smaller than the width of the lower base plate 2, and the thickness of the upper base plate 1 is larger than the thickness of the lower base plate 2; the middle part of the purline is also provided with a middle plate 5 parallel to the upper bottom plate 1 and the lower bottom plate 2, which are respectively connected with the first waist plate 3 and the second waist plate 4; the purline is glass fiber reinforced plastic purline, the upper bottom plate 1 and the lower bottom plate 2 of the purline, the first waist plate 3, the second waist plate 4 and the middle plate 5 are integrally formed by a pultrusion process, and the purline is integrally formed and has better stability.
In the preferred scheme, the width of upper plate is 40~60mm, and preferred 40~50mm, more preferred 40mm, and the width of lower plate is 60~120mm, preferred 6~80mm, more preferred 60mm. By adjusting the rectangle to a right trapezoid structure with a short upper bottom and a long lower bottom, the rectangular purline is similar to the rectangular purline in shape, the center moves downwards, but the stability is enhanced, the contact area of the bottom is increased, and the bearing capacity is increased.
In the preferred scheme, the thickness of the upper bottom plate is more than 8mm, and the thickness of the lower bottom plate is 4-5 mm. The upper bottom plate is short in length, slightly increased in thickness, less in material consumption and low in cost, but is favorable for greatly improving the bearing capacity, and the thickened upper bottom plate is convenient for installing screws and is convenient for operation and fixation.
In the preferred scheme, the first waist plate 3 is respectively and vertically connected with the upper bottom plate 1 and the lower bottom plate 2, and the width of the first waist plate is 80-300 mm thick. The width of the waist plate is the height of the purline, and can be adjusted according to the needs of customers.
In a preferred embodiment, the thicknesses of the first waist plate 3, the second waist plate 4 and the intermediate plate 5 are the same as the thickness of the lower plate 2. Only the thickness of the upper bottom plate needs to be increased, and the cost is lower.
In the preferred scheme, the glass fiber reinforced plastic plates at the joint of the first waist plate 3 and the second waist plate 4 and the lower bottom plate 2 are internally provided with carbon fiber straight wire drawing or carbon fiber cloth paved along the length trend of the purline. From the aspect of the integral structure, the stress relative weak links lie in the connection part of the first waist plate 3 and the second waist plate 4 and the lower bottom plate 2, and the stability and strength of the purline can be further improved by embedding carbon fiber straight wire drawing or fiber cloth in the glass fiber reinforced plastic. The diameter of the straight drawn carbon fiber is preferably 1mm.
In the preferred scheme, the length of the purline is 6-10 m.
The purline is made of glass fiber reinforced plastic, has excellent corrosion resistance, is acid-resistant, alkali-resistant, salt-resistant and organic corrosion-resistant, and is light in weight, high in strength, and capable of achieving longitudinal stress of more than 1300kg and transverse stress of more than 400 kg.
When the purline is integrally formed by adopting a pultrusion process, and particularly used, the right trapezoid side waist is preferably arranged on the upper side of the slope, and the two ends and the middle of the purline are respectively fixed with the roof.
The foregoing embodiments are merely illustrative of the technical idea and features of the present utility model, and the present utility model is not limited to the preferred embodiments. Within the technical scope of the present disclosure, the technical solution and the utility model concept according to the present disclosure are equivalent to or improved from the above description, and all the equivalent changes or modifications are included in the scope of the present disclosure.

Claims (7)

1. A right trapezoid glass fiber reinforced plastic purline is characterized in that: the purline is formed by enclosing an upper bottom plate (1) and a lower bottom plate (2), a first waist plate (3) and a second waist plate (4), and the cross section of the purline is a right trapezoid; wherein the width of the upper bottom plate (1) is smaller than the width of the lower bottom plate (2), and the thickness of the upper bottom plate (1) is larger than the thickness of the lower bottom plate (2); the middle part of the purline is also provided with a middle plate (5) parallel to the upper bottom plate (1) and the lower bottom plate (2), and the middle plate is respectively connected with a first waist plate (3) and a second waist plate (4); the purline is a glass fiber reinforced plastic purline, an upper bottom plate (1) and a lower bottom plate (2) of the purline, and a first waist plate (3), a second waist plate (4) and a middle plate (5) are integrally formed by a pultrusion process.
2. A purlin according to claim 1, wherein: the width of the upper bottom plate is 40-60 mm, and the width of the lower bottom plate is 60-120 mm.
3. A purlin according to claim 1, wherein: the thickness of the upper bottom plate is more than 8mm, and the thickness of the lower bottom plate is 4-5 mm.
4. A purlin according to claim 1, wherein: the first waist plate (3) is respectively and vertically connected with the upper bottom plate (1) and the lower bottom plate (2), and the width of the first waist plate is 80-300 mm thick.
5. A purlin according to claim 1, wherein: the thicknesses of the first waist plate (3), the second waist plate (4) and the middle plate (5) are the same as the thickness of the lower bottom plate (2).
6. The purline according to any one of claims 1-5, wherein: the glass fiber reinforced plastic plates at the joints of the first waist plate (3) and the second waist plate (4) and the lower bottom plate (2) are internally provided with carbon fiber straight wire drawing or carbon fiber cloth paved along the length trend of the purline.
7. A purlin according to claim 6, wherein: the length of the purline is 6-10 m.
CN202323654267.6U 2023-12-31 2023-12-31 Right trapezoid glass fiber reinforced plastic purline Active CN221567676U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202323654267.6U CN221567676U (en) 2023-12-31 2023-12-31 Right trapezoid glass fiber reinforced plastic purline

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202323654267.6U CN221567676U (en) 2023-12-31 2023-12-31 Right trapezoid glass fiber reinforced plastic purline

Publications (1)

Publication Number Publication Date
CN221567676U true CN221567676U (en) 2024-08-20

Family

ID=92271004

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202323654267.6U Active CN221567676U (en) 2023-12-31 2023-12-31 Right trapezoid glass fiber reinforced plastic purline

Country Status (1)

Country Link
CN (1) CN221567676U (en)

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