CN216300936U - Assembled carbon fiber ladder of ascending a roof - Google Patents
Assembled carbon fiber ladder of ascending a roof Download PDFInfo
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- CN216300936U CN216300936U CN202122233778.5U CN202122233778U CN216300936U CN 216300936 U CN216300936 U CN 216300936U CN 202122233778 U CN202122233778 U CN 202122233778U CN 216300936 U CN216300936 U CN 216300936U
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- pedal
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Abstract
An assembled carbon fiber overhead ladder comprises a hanging ladder, a folding ladder and a support, wherein the folding ladder is hinged to the top end of the hanging ladder in a turning manner, the support is fixedly arranged on the inner side of the hanging ladder, the hanging ladder comprises two long vertical rods and a plurality of hanging ladder pedals, and the hanging ladder pedals are fixedly arranged between the two long vertical rods; the support comprises a plurality of support rods, and the bottoms of the support rods are provided with fixed seats; the top end of the supporting rod and the inner side outer wall of the long vertical rod are vertically arranged, and the long vertical rod and the inner lining pipe in the supporting rod are matched and attached to the long vertical rod and the T-shaped connecting piece on the outer side of the supporting rod through glue riveting. The ladder is mainly formed by combining carbon fiber composite materials and aluminum alloy glue rivets, the carbon fiber composite materials have the characteristics of high specific strength and specific modulus, excellent fatigue performance and damping property and the like, various requirements of lightweight design of the ladder can be fully met, the structural rigidity is met, residual thermal stress after curing is reduced, and the dimensional stability of the ladder is improved.
Description
Technical Field
The utility model relates to the field of climbing equipment, in particular to an assembled carbon fiber climbing ladder.
Background
Generally, in order to facilitate passengers or locomotive drivers to get on or off, a roof boarding ladder may be provided at the front, rear or side of the vehicle to provide a support step for the passengers or drivers.
At present, most of the traditional ladder for climbing the top adopts a welding technology. The welding defects mainly comprise welding cracks, holes, solid impurities, incomplete fusion, incomplete penetration, shape defects and the like. The defects reduce the sectional area of the welding seam, reduce the bearing capacity, generate stress concentration and cause cracks; the fatigue strength is reduced, and the weldment is easy to crack to cause brittle failure. So that the overall instability of the product is increased and the use risk is brought to the client. In addition, the pedals are fixed in a welding mode, cannot be conveniently replaced after long-time abrasion, and even need to be integrally replaced, so that the maintenance cost is increased.
Therefore, in order to overcome the defects of the prior art, an assembled carbon fiber climbing ladder needs to be designed to solve the problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects in the prior art, the utility model aims to provide an assembled carbon fiber climbing ladder.
In order to achieve the above objects and other related objects, the present invention provides the following technical solutions: an assembled carbon fiber overhead ladder comprises a hanging ladder, a folding ladder and a support, wherein the folding ladder is hinged to the top end of the hanging ladder in a turnover mode, and the support is fixedly arranged on the inner side of the hanging ladder;
the hanging ladder comprises two long vertical rods and a plurality of hanging ladder pedals, and the hanging ladder pedals are fixedly arranged between the two long vertical rods;
the support comprises a plurality of support rods, and the bottoms of the support rods are provided with fixed seats;
the top end of the supporting rod and the inner side outer wall of the long vertical rod are vertically arranged, and the long vertical rod and the inner lining pipe in the supporting rod are matched and attached to the long vertical rod and the T-shaped connecting piece on the outer side of the supporting rod through glue riveting.
The preferable technical scheme is as follows: the lining pipe arranged in the long vertical rod and the supporting rod and the T-shaped connecting sheet arranged outside the long vertical rod and the supporting rod are correspondingly arranged.
The preferable technical scheme is as follows: the folding ladder comprises two short vertical rods and a plurality of folding ladder pedals, and the folding ladder pedals are fixedly arranged between the two short vertical rods.
The preferable technical scheme is as follows: the ladder comprises a long vertical rod, a ladder hanging pedal, a folding ladder pedal and a folding ladder, wherein the long vertical rod is provided with a hanging ladder pedal mounting through hole for mounting the ladder hanging pedal, and the short vertical rod is provided with a folding ladder pedal mounting through hole for mounting the folding ladder pedal.
The preferable technical scheme is as follows: still including hanging ladder footboard stationary blade and folding ladder footboard stationary blade, be equipped with the confession on hanging ladder footboard stationary blade hang the through-hole that the ladder footboard passed and glue the riveting and be fixed in the inboard of long montant, be equipped with the confession on the folding ladder footboard stationary blade the through-hole that the folding ladder footboard passed and glue the riveting and be fixed in the inboard of short montant.
The preferable technical scheme is as follows: the hanging ladder is hinged with the folding ladder through a hinge piece.
The preferable technical scheme is as follows: the long vertical rod, the short vertical rod, the T-shaped connecting piece, the hanging ladder pedal fixing piece and the folding ladder pedal fixing piece are all made of carbon fiber composite materials.
The preferable technical scheme is as follows: the lining pipe is an aluminum section.
The preferable technical scheme is as follows: the upper side of folding ladder footboard pastes and is equipped with anti-skidding sticker.
The preferable technical scheme is as follows: the end parts of the hanging ladder pedal and the folding ladder pedal are provided with plugs.
Due to the application of the technical scheme, the utility model has the beneficial effects that:
the ladder is mainly formed by combining carbon fiber composite materials and aluminum alloy glue rivets, the carbon fiber composite materials have the characteristics of high specific strength and specific modulus, excellent fatigue performance and damping property and the like, various requirements of lightweight design of the ladder can be fully met, the structural rigidity is met, residual thermal stress after curing is reduced, and the dimensional stability of the ladder is improved.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
Fig. 2 is an enlarged schematic view of fig. 1A.
FIG. 3 is a schematic view showing the positional relationship between the T-shaped connecting piece and the lining tube according to the present invention (the long vertical bar and the support bar are omitted).
Fig. 4 is an enlarged schematic view of fig. 1B.
In the above attached figures, 1, a ladder is hung; 11. a long vertical rod; 12. hanging a ladder pedal; 2. a folding ladder; 21. a short vertical rod; 22. folding ladder steps; 3. a support; 31. a strut; 32. a fixed seat; 4. a T-shaped connecting sheet; 5. a liner tube; 6. a ladder hanging pedal fixing piece.
Detailed Description
The following description of the embodiments of the present invention is provided for illustrative purposes, and other advantages and effects of the present invention will become apparent to those skilled in the art from the present disclosure.
Please refer to fig. 1-4. It should be understood that in the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, or the orientation or positional relationship which the products of the present invention are usually placed in when used, which is only for the convenience of describing the present invention and simplifying the description, but does not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. The terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present invention, it should be further noted that, unless otherwise specifically stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, an indirect connection via an intermediate medium, and a communication between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Example (b):
as shown in fig. 1-4, the assembled carbon fiber ceiling ladder provided by the utility model comprises a hanging ladder 1, a folding ladder 2 and a support 3, wherein the folding ladder 2 is hinged to the top end of the hanging ladder 1 in a turning manner, the hanging ladder 1 and the folding ladder 2 are hinged through a hinge (not shown), and the support 3 is fixedly arranged on the inner side of the hanging ladder 1 so as to be fixed with a cabin body.
The hanging ladder 1 comprises two long vertical rods 11 and a plurality of hanging ladder pedals 12, and the hanging ladder pedals 12 are fixedly arranged between the two long vertical rods 11;
the support 3 comprises a plurality of supporting rods 31, and the bottom of each supporting rod 31 is provided with a fixed seat 32 (the fixed seat 32 is provided with a screw hole for fixing with the bin body through a bolt); the top of branch 31 and the inboard outer wall of long montant 11 set up perpendicularly, are equipped with interior bushing pipe 5 in long montant 11 and the branch 31, and the junction subsides of long montant 11 and branch 31 are equipped with T type connection piece 4, and interior bushing pipe 5 and T type connection piece 4 adopt to glue to rivet fixedly.
Specifically, the inner lining pipe 5 of the long vertical rod 11 and the support rod 31 is disposed corresponding to the T-shaped connecting piece 4 disposed outside the long vertical rod 11 and the support rod 31 so as to be riveted.
Further, the folding ladder 2 comprises two short vertical bars 21 and a plurality of folding ladder pedals 22, and the folding ladder pedals 22 are fixedly arranged between the two short vertical bars 21.
Further, the long vertical rods 11 are provided with ladder hanging pedal mounting through holes for mounting ladder hanging pedals 12, when the ladder hanging pedals 12 are mounted, the end parts of the ladder hanging pedals penetrate through the ladder hanging pedal mounting through holes from the outer side of one long vertical rod 11, penetrate out of the inner side of the other long vertical rod 11 through the corresponding ladder hanging pedal mounting through holes, then plugs (not shown) are mounted at the two end parts of the ladder hanging pedals 12, and anti-skid stickers are pasted on the tread surfaces of the ladder hanging pedals 12; be equipped with the folding ladder footboard installation through-hole that supplies folding ladder footboard 22 to install on short montant 21, folding ladder footboard 22 when the installation, its tip penetrates through folding ladder footboard installation through-hole from one of them short montant 21's the outside, wears out through its folding ladder footboard installation through-hole that corresponds from another short montant 21's inboard again, then at two tip installation end caps of folding ladder footboard 22, pastes on folding ladder footboard 22's the tread and establishes anti-skidding sticker.
Further, still including hanging ladder footboard stationary blade 6 and folding ladder footboard stationary blade, be equipped with on hanging ladder footboard stationary blade 6 and supply to hang the through-hole that ladder footboard 12 passed and glue the inboard of riveting in long montant 11, be equipped with on the folding ladder footboard stationary blade and supply the through-hole that the folding ladder footboard passed and glue the inboard of riveting in short montant for it hangs ladder footboard 12 and folding ladder footboard 22 to consolidate.
Further, long montant 11, short montant 21, T type connection piece 4, hang ladder footboard stationary blade 6 and folding ladder footboard stationary blade all adopt carbon-fibre composite to make, when satisfying structural strength, have the lightweight advantage.
The ladder for climbing the roof is formed by assembling carbon fiber square tubes and aluminum alloy square tube inner linings in a connecting mode of 'glue-rivet combination'. The pedal is connected with the straight rod (long vertical rod/short vertical rod) through the carbon fiber connecting sheet (rubber rivet combination), so that the movement load of the pedal of the climbing ladder is enhanced. The straight rod is connected with the supporting rod through the carbon fiber T-shaped sheet and the lining aluminum alloy square tube (combined by glue riveting and bolts), so that the structural safety of the whole crawling ladder is enhanced, and the product is attractive
Therefore, the utility model has the following advantages:
the ladder is mainly formed by combining carbon fiber composite materials and aluminum alloy glue rivets, the carbon fiber composite materials have the characteristics of high specific strength and specific modulus, excellent fatigue performance and damping property and the like, various requirements of lightweight design of the ladder can be fully met, the structural rigidity is met, residual thermal stress after curing is reduced, and the dimensional stability of the ladder is improved.
The foregoing embodiments are merely illustrative of the principles and utilities of the present invention and are not intended to limit the utility model. Any person skilled in the art can modify or change the above-mentioned embodiments without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which can be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.
Claims (10)
1. The utility model provides an assembled carbon fiber ladder of ascending a roof, is including hanging the ladder, folding ladder and support, folding ladder upset hinge is located hang the top of ladder, the support set firmly in hang the inboard of ladder, its characterized in that:
the hanging ladder comprises two long vertical rods and a plurality of hanging ladder pedals, and the hanging ladder pedals are fixedly arranged between the two long vertical rods;
the support comprises a plurality of support rods, and the bottoms of the support rods are provided with fixed seats;
the top of branch with the inboard outer wall of long montant sets up perpendicularly, long montant with be equipped with interior bushing pipe in the branch, long montant with the junction subsides of branch are equipped with T type connection piece, interior bushing pipe with T type connection piece adopts gluey riveting to fix.
2. The fabricated carbon fiber ladder of claim 1, wherein: the lining pipe arranged in the long vertical rod and the supporting rod and the T-shaped connecting sheet arranged outside the long vertical rod and the supporting rod are correspondingly arranged.
3. The fabricated carbon fiber ladder of claim 1, wherein: the folding ladder comprises two short vertical rods and a plurality of folding ladder pedals, and the folding ladder pedals are fixedly arranged between the two short vertical rods.
4. The fabricated carbon fiber ladder of claim 3, wherein: the ladder comprises a long vertical rod, a ladder hanging pedal, a folding ladder pedal and a folding ladder, wherein the long vertical rod is provided with a hanging ladder pedal mounting through hole for mounting the ladder hanging pedal, and the short vertical rod is provided with a folding ladder pedal mounting through hole for mounting the folding ladder pedal.
5. The fabricated carbon fiber ladder of claim 4, wherein: still including hanging ladder footboard stationary blade and folding ladder footboard stationary blade, be equipped with the confession on hanging ladder footboard stationary blade hang the through-hole that the ladder footboard passed and glue the riveting and be fixed in the inboard of long montant, be equipped with the confession on the folding ladder footboard stationary blade the through-hole that the folding ladder footboard passed and glue the riveting and be fixed in the inboard of short montant.
6. The fabricated carbon fiber ladder of claim 1, wherein: the hanging ladder is hinged with the folding ladder through a hinge piece.
7. The fabricated carbon fiber ladder of claim 5, wherein: the long vertical rod, the short vertical rod, the T-shaped connecting piece, the hanging ladder pedal fixing piece and the folding ladder pedal fixing piece are all made of carbon fiber composite materials.
8. The fabricated carbon fiber ladder of claim 1, wherein: the lining pipe is an aluminum section.
9. The fabricated carbon fiber ladder of claim 3, wherein: the upper side of folding ladder footboard pastes and is equipped with anti-skidding sticker.
10. The fabricated carbon fiber ladder of claim 3, wherein: the end parts of the hanging ladder pedal and the folding ladder pedal are provided with plugs.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122233778.5U CN216300936U (en) | 2021-09-15 | 2021-09-15 | Assembled carbon fiber ladder of ascending a roof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122233778.5U CN216300936U (en) | 2021-09-15 | 2021-09-15 | Assembled carbon fiber ladder of ascending a roof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216300936U true CN216300936U (en) | 2022-04-15 |
Family
ID=81112502
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122233778.5U Active CN216300936U (en) | 2021-09-15 | 2021-09-15 | Assembled carbon fiber ladder of ascending a roof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216300936U (en) |
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2021
- 2021-09-15 CN CN202122233778.5U patent/CN216300936U/en active Active
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