CN219690592U - Cover plate structure for bearing load - Google Patents

Abstract

The utility model provides a cover plate structure for bearing load, which comprises a shell framework and a barrel framework, wherein the barrel framework is arranged in the shell framework and is parallel or inclined relative to a bearing surface of the shell framework, and a plurality of barrel frameworks are arranged side by side; at least two opposite parts on the outer side of the barrel framework are connected with the shell framework, and a filler is arranged between the outer side of the barrel framework and the shell framework. The shell framework and the barrel framework form an integral structure, load is borne together, the filler can distribute the load to the barrel framework in a dispersed way, and the integral bearing capacity is enhanced; the surrounding space between the outer side of the cylinder body framework and the shell framework provides a protection effect for the filler, so that the occurrence of cracks caused by concentrated load is avoided, the surface powdering of the filler is avoided, and the service life is prolonged; the hollow structure of the barrel framework does not weaken the strength of the cover plate and greatly lightens the weight of the cover plate.

Description

Cover plate structure for bearing load

Technical Field

The utility model relates to the technical field of bearing cover plates, in particular to a cover plate structure for bearing load.

Background

In the existing building materials, there are two common types of bearing cover plates: one is a reinforced concrete structure, and the other is a composite material reinforced structure. The two cover plate structures have strong carrying capacity on uniformly distributed loads and concentrated loads, and are commonly used in well covers, ditch cover plates and the like. The weaknesses are also obvious, firstly, the bearing capacity is reduced after the crack is generated, and the potential safety hazard is increased, so that the bearing control is required, for example, the automobile is limited to be pressed through by warning measures. Second, the reinforced concrete cover plate has a large unit weight, such as 2000 x 500 x 150mm, and its weight reaches a jack, and it needs to be mechanically matched for use, so that it is difficult to carry by manpower. Thirdly, the cover plate of the composite material reinforced bar structure has limited bearing capacity, and when the service life is long, the surface and the corners are powdered, and the whole structure is fragile and easy to damage.

Disclosure of Invention

The technical problems to be solved by the utility model are as follows: how to reduce the weight of the cover plate and increase the service life of the cover plate under the condition of improving or maintaining the bearing capacity of the cover plate.

The technical scheme for solving the technical problems is as follows:

the utility model provides a cover plate structure for bearing load, which comprises a shell framework and a barrel framework, wherein the barrel framework is arranged in the shell framework and is parallel or inclined relative to a bearing surface of the shell framework, and a plurality of barrel frameworks are arranged side by side; at least two opposite parts on the outer side of the barrel framework are connected with the shell framework, and a filler is arranged between the outer side of the barrel framework and the shell framework.

The beneficial effects of the utility model are as follows:

1. the shell framework and the barrel framework form an integral structure to bear load together, the filler can distribute the load to the barrel framework in a dispersed way, and the integral bearing capacity is enhanced. 2. The surrounding space between the outer side of the cylinder body framework and the shell framework provides a protection effect for the filler, so that the occurrence of cracks caused by concentrated load is avoided, the surface powdering of the filler is avoided, and the service life is prolonged. 3. Even if cracks are generated, the toughness of the shell framework and the barrel framework can maintain larger bending bearing capacity, and larger deformation allowance exists before the cover plate is broken, so that the cover plate cannot be broken suddenly, and the potential safety hazard is greatly reduced. 4. The hollow structure of the barrel framework does not weaken the strength of the cover plate and greatly lightens the weight of the cover plate.

On the basis of the technical scheme, the utility model can be improved as follows.

Further, the section of the cylinder skeleton is in a closed arc shape.

Further, the section of the cylinder skeleton is round, elliptical, oval or arched.

By adopting the further scheme, the closed arc, such as a circle, an ellipse, an oval and an arch, can enable the hollow part to have arch bridge characteristics, can effectively disperse load, is not easy to generate local deformation, and improves bearing capacity.

Further, at least two opposite parts of the outer side of the cylinder body framework are connected with the shell framework through rib plates.

By adopting the further scheme, the sufficient gap between the outer side of the cylinder body framework and the shell framework is conveniently ensured to be provided with the filler, so that the bearing capacity is increased; in addition, the rib plate can divide the filler into a plurality of areas, and when the crack is generated, the crack can not be expanded to the filler in other areas, so that the service life is prolonged.

Further, a partition plate is further arranged in the shell framework and fixedly connected with the inner wall of the shell framework, the partition plate divides the shell framework into a plurality of assembly cavities which are arranged side by side, and the barrel framework is arranged in the assembly cavities.

By adopting the further scheme, the filler is divided into a plurality of areas, and when cracks are generated, the cracks can not be expanded to the fillers in other areas, so that the service life is prolonged.

Further, the position, close to the partition plate, of the outer side of the barrel framework is connected with the partition plate.

By adopting the further scheme, the connecting point of the cylinder body framework and the shell framework is increased, the integrity is better, and the whole bearing capacity is improved.

Further, the outside of the cylinder skeleton is connected with the partition board through rib plates.

By adopting the further scheme, the filler with enough thickness is convenient to ensure between the outer side of the cylinder body framework and the shell framework, so that the filler is prevented from forming local abrupt change shape, and stress concentration is avoided.

Further, the position, away from the baffle, of the outer side of the cylinder skeleton at the edge of the shell skeleton is also connected with the inner side wall of the shell skeleton through the rib plates.

By adopting the further scheme, the connecting point of the cylinder body framework and the shell framework is increased, the integrity is better, and the whole bearing capacity is improved.

Further, the shell framework, the cylinder framework, the rib plates and the partition plates are of an aluminum alloy integrated structure.

By adopting the further scheme, casting can be adopted, and the joints of all parts are stable and high in strength.

Further, the shell skeleton is rectangular along the section perpendicular to the barrel skeleton.

By adopting the further scheme, the cover plate is regular in shape, convenient to set the shape of the cover plate according to requirements, and convenient to use and densely lay.

Drawings

Fig. 1 is a schematic structural view of the present utility model.

In the drawings, the technical features represented by the reference numerals are as follows:

1-a shell skeleton; 2-a cylinder skeleton; 3-filler; 4-rib plates; 5-separator.

Detailed Description

The principles and features of the present utility model are described below with reference to the drawings, the examples are illustrated for the purpose of illustrating the utility model and are not to be construed as limiting the scope of the utility model.

The utility model is seen in fig. 1.

Embodiment one:

the utility model provides a cover plate structure for bearing load, which comprises a shell framework 1 and a barrel framework 2, wherein the barrel framework 2 is arranged in the shell framework 1 and is horizontal or inclined relative to a bearing surface of the shell framework 1, and a plurality of barrel frameworks 2 are arranged side by side; at least two opposite parts on the outer side of the barrel framework 2 are connected with the shell framework 1, and a filler 3 is arranged between the outer side of the barrel framework 2 and the shell framework 1.

Principle of: the housing skeleton 1 can be shaped as required for a cover plate for a specific application, for example a round well cover plate, a rectangular trench cover plate, etc. The bearing surface of the housing frame 1 is generally the upper end surface of the housing frame 1 and is also the upper end surface of the cover plate. The plurality of cylinder skeletons 2 are arranged side by side, and can be one row or a plurality of rows in different directions. The filler 3 between the outside of the barrel skeleton 2 and the housing skeleton 1 is for increasing strength and compression capability, and the filler 3 may be a slurry or composite material such as concrete, cement, or the like.

At least two opposite parts on the outer side of the cylinder body framework 2 are connected with the shell framework 1, so that the shell framework 1 and the cylinder body framework 2 form an integral structure and bear load together, and any independent overload is avoided; and then, through the filler 3 between the outer side of the barrel framework 2 and the shell framework 1, when the plate surface of the barrel framework 2 bears load, the load can be distributed on the barrel framework 2 in a dispersed manner no matter uniformly distributed load or concentrated load, and the bearing capacity is enhanced. The surrounding space between the outer side of the cylinder body framework 2 and the shell framework 1 provides a protection effect for the filler 3, so that the occurrence of cracks caused by concentrated load is avoided, the surface powdering of the filler 3 is avoided, and the service life is prolonged; even if cracks are generated, the toughness of the shell framework 1 and the barrel framework 2 can maintain larger bending resistance bearing capacity, and larger deformation allowance exists before the cover plate is broken, so that the cover plate cannot be broken suddenly, and the potential safety hazard is greatly reduced. In addition, the hollow structure of the barrel framework 2 is positioned in the middle of the cover plate, and is a region with the smallest material stress distribution in the material mechanical model, so that the strength of the cover plate is not weakened, and the weight of the cover plate is greatly reduced.

In summary, the utility model is adopted: 1. the shell framework 1 and the barrel framework 2 form an integral structure and bear load together, the filler 3 can distribute the load to the barrel framework 2 in a dispersed way, and the integral bearing capacity is enhanced. 2. The surrounding space between the outer side of the barrel framework 2 and the shell framework 1 provides a protection effect for the filler 3, so that the occurrence of cracks caused by concentrated load is avoided, the surface powdering of the filler 3 is avoided, and the service life is prolonged. 3. Even if cracks are generated, the toughness of the shell framework 1 and the barrel framework 2 can maintain larger bending resistance bearing capacity, and larger deformation allowance exists before the cover plate is broken, so that the cover plate cannot be broken suddenly, and the potential safety hazard is greatly reduced. 4. The hollow structure of the barrel skeleton 2 does not weaken the strength of the cover plate and greatly lightens the weight of the cover plate.

Embodiment two:

further, the section of the barrel framework 2 is in a closed arc shape.

Further, the cross section of the cylinder skeleton 2 is circular, elliptical, oval or arched.

Note that: arches as described herein include, but are not limited to, semi-circular, semi-elliptical, semi-oval.

By adopting the further scheme, the closed arc, such as a circle, an ellipse, an oval and an arch, can enable the hollow part to have arch bridge characteristics, can effectively disperse load, is not easy to generate local deformation, and improves bearing capacity.

Further, at least two opposite parts of the outer side of the cylinder body framework 2 are connected with the shell framework 1 through rib plates 4.

By adopting the further scheme, the sufficient gap between the outer side of the barrel framework 2 and the shell framework 1 is conveniently ensured to be provided with the filler 3, so that the bearing capacity is increased; in addition, the rib plates 4 can divide the filler 3 into a plurality of areas, and when cracks are generated, the cracks can not spread to the filler 3 in other areas, so that the service life is prolonged.

Further, a partition board 5 is further arranged in the shell framework 1, the partition board 5 is fixedly connected with the inner wall of the shell framework 1, the partition board 5 divides the shell framework 1 into a plurality of assembly cavities which are arranged side by side, and the barrel framework 2 is arranged in the assembly cavities.

By adopting the further scheme, the filler 3 is divided into a plurality of areas, and when cracks are generated, the cracks can not be expanded to the filler 3 in other areas, so that the service life is prolonged.

Further, the outside of the cylinder frame 2 is connected with the partition board 5 at a position close to the partition board 5.

By adopting the further scheme, the connecting point of the cylinder body framework 2 and the shell framework 1 is increased, the integrity is better, and the whole bearing capacity is improved.

Further, the outer side of the cylinder framework 2 is connected with the partition board 5 through the rib plates 4.

By adopting the further scheme, the filler 3 with enough thickness is convenient to ensure between the outer side of the barrel framework 2 and the shell framework 1, the filler 3 is prevented from forming a local abrupt change shape, and stress concentration is avoided.

Further, the outer side of the cylinder body framework 2 at the edge position of the shell framework 1 is far away from the partition plate 5 and is connected with the inner side wall of the shell framework 1 through the rib plates 4.

By adopting the further scheme, the connecting point of the cylinder body framework 2 and the shell framework 1 is increased, the integrity is better, and the whole bearing capacity is improved.

Further, the shell framework 1, the cylinder framework 2, the rib plates 4 and the partition plates 5 are of an aluminum alloy integrated structure.

By adopting the further scheme, casting can be adopted, and the joints of all parts are stable and high in strength.

Further, the shell skeleton 1 is rectangular along a section perpendicular to the barrel skeleton 2.

By adopting the further scheme, the cover plate is regular in shape, convenient to set the shape of the cover plate according to requirements, and convenient to use and densely lay.

In the description of the present utility model, it is to be understood that if descriptive terms indicating orientation, direction or positional relationship are present, such as: the directions or positional relationships indicated in the present specification are directions or positional relationships based on the drawings for convenience of understanding of the present utility model and for simplification of description, only, and do not indicate or imply that the parts, elements or integers referred to must have a specific direction, be constructed and operated in a specific direction, and thus are not to be construed as limiting the present utility model.

Further, if an order description term occurs, for example: "first," "second," etc. are used in this specification for convenience in understanding or simplifying the description, for example, in order to distinguish between a plurality of technical features that have the same type or function, but may have to be individually referred to, and this specification may be referred to by a prefix or suffix sequence description term. Thus, no indication or implication of relative importance or an implication of the number of technical features indicated is to be understood. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, if structural relative action description terms are used, for example: "mounted," "connected," "secured," and the like are to be construed broadly, unless otherwise specifically indicated and limited. For example, "mounted," "connected," etc., may be fixedly connected, detachably connected, or integrated; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be the communication between the two elements or the interaction relationship between the two elements; the fixing can be integrated fixing or detachable fixing through a fastener; can be directly fixed or fixed through an intermediate medium. The specific meaning of the above descriptive terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances, the context in which it is located, the consistency of the context, etc.

In the present utility model, if a descriptive term containing an attached or connected meaning, e.g., a first feature "on" or "under" a second feature, is not to be interpreted in a limiting sense unless expressly stated or limited otherwise, e.g., the "on" or "under" can be either the direct contact of the first and second features or the indirect contact of the first and second features via an intermediary. The specific meaning of the above descriptive terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances, the context in which it is located, the consistency of the context, etc.

Further, a first feature "above," "over" and "on" a second feature may be that the first feature is directly above or obliquely above the second feature, or simply indicates that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

In the description of the present specification, a description referring to terms "one embodiment," "some embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the present utility model. In this specification, the schematic representations of the above terms are not necessarily for the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments, examples, and features of various embodiments, examples described in this specification may be combined and combined by persons skilled in the art without contradiction, and such combination or combination is intended to fall within the broad scope of the utility model.

While embodiments of the present utility model have been shown and described above, it should be understood that the above embodiments are illustrative and not to be construed as limiting the present utility model, and that variations, modifications, alternatives, and variations may be made to the above embodiments by one of ordinary skill in the art in light of the disclosure of the utility model as may be acquired within the scope of the disclosure.

Claims (10)

1. A cover plate structure for bearing load, characterized in that: the novel high-pressure-resistant shell comprises a shell framework (1) and a barrel framework (2), wherein the barrel framework (2) is arranged in the shell framework (1) and is parallel or inclined relative to a pressure-bearing surface of the shell framework (1), and a plurality of barrel frameworks (2) are arranged side by side; at least two opposite parts on the outer side of the barrel framework (2) are connected with the shell framework (1), and a filler (3) is arranged between the outer side of the barrel framework (2) and the shell framework (1).

2. The deck structure for carrying loads according to claim 1, wherein: the section of the cylinder body framework (2) is in a closed arc shape.

3. The deck structure for carrying loads according to claim 2, wherein: the section of the cylinder body framework (2) is round, elliptical, oval or arched.

4. The deck structure for carrying loads according to claim 1, wherein: at least two opposite parts on the outer side of the cylinder body framework (2) are connected with the shell framework (1) through rib plates (4).

5. The deck structure for carrying loads according to claim 1, wherein: still be equipped with baffle (5) in shell skeleton (1), baffle (5) with the inner wall fixed connection of shell skeleton (1), baffle (5) will shell skeleton (1) separate into a plurality of assembly chamber of arranging side by side, barrel skeleton (2) are arranged in the assembly chamber.

6. The deck structure for carrying loads as recited in claim 5 wherein: the outside of the cylinder body framework (2) is connected with the partition board (5) at a position close to the partition board (5).

7. The deck structure for carrying loads as recited in claim 6 wherein: the position, close to the partition plate, of the outer side of the barrel framework (2) is connected with the partition plate (5) through the rib plates (4).

8. The deck structure for carrying loads as recited in claim 6 wherein: the position, away from the partition plate (5), of the outer side of the cylinder body framework (2) at the edge position of the shell framework (1) is also connected with the inner side wall of the shell framework (1).

9. The deck structure for carrying loads according to claim 7 or 8, wherein: the shell framework (1), the cylinder framework (2), the rib plates (4) and the partition plates (5) are of an aluminum alloy integrated structure.

10. The deck structure for carrying loads according to claim 1, wherein: the shell framework (1) is rectangular along the section perpendicular to the barrel framework (2).