CN218813898U

CN218813898U - Compound cement well lid

Info

Publication number: CN218813898U
Application number: CN202223339646.1U
Authority: CN
Inventors: 邱钰燊; 陈俭活
Original assignee: Guangdong Huihai Materials Co ltd
Current assignee: Guangdong Huihai Materials Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-04-07
Anticipated expiration: 2032-12-12

Abstract

The utility model provides a compound cement well lid, it is including the resin composite bed, cement sheet layer and the nodular cast iron layer that from top to bottom set up, and the shaping is pour to the cement sheet layer in the bottom of resin composite bed, cement sheet layer and nodular cast iron layer are fixed in through the outer frame more than two and are in the same place. This composite cement well lid comprises the triplex, and wherein the resin composite bed on surface is sold worth lowerly, is difficult for stealing and sells to the resin composite bed rolls also difficult fracture damage in the face of the car, and medial cement sheet layer can promote the structural strength of resin composite bed, improves the bearing capacity, and the nodular cast iron layer of bottom can protect the substructure on cement sheet layer, avoids the cement sheet layer to receive erosion or exogenic action to damage.

Description

Compound cement well lid

Technical Field

The utility model relates to a well lid field especially relates to a compound cement well lid.

Background

The cement well lid makes to be applied to the inspection shaft for seal the lid of inspection shaft inlet port, avoid pedestrian or foreign matter to fall into the inspection shaft, the most extensive of our country uses at present is cement well lid and cast iron well lid two kinds, nevertheless the cement well lid rolls along with the vehicle and appears the damage easily, and the cast iron well lid then has the problem of being stolen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at overcoming the above-mentioned problem, providing a compound cement well lid, this cement well lid comprises multilayer structure, has sound construction, is difficult for stolen advantage.

In order to achieve the above object, the utility model provides a compound cement well lid, its resin composite bed, cement sheet layer and the nodular cast iron layer that from top to bottom set up, the shaping is pour to the cement sheet layer in the bottom of resin composite bed, cement sheet layer and nodular cast iron layer are fixed in through the outer frame more than two and are in the same place.

In one or more embodiments, the two or more outer frames are uniformly distributed in the circumferential direction, each outer frame is composed of an upper cover plate, a side plate and a lower cover plate which are integrally structured, the lower cover plate is used for supporting and connecting the bottom of the nodular cast iron layer, and the upper cover plate is used for crimping and connecting the top of the resin composite layer.

In one or more embodiments, the outer frame, the resin composite layer, the cement slab layer, and the ductile cast iron layer are fixed by fastening bolts.

In one or more embodiments, the bottom of the resin composite layer is provided with a convex rib, and the rib is internally provided with a structural steel bar.

In one or more embodiments, a plurality of first ribs and second ribs are distributed on the top of the resin composite layer, the first ribs and the second ribs are perpendicular to each other and are arranged at intervals, and the first ribs and the second ribs form an anti-skid structure.

In one or more embodiments, the height of the first rib and the second rib is less than 5mm, and two ends of the first rib and the second rib are provided with arc structures.

Compared with the prior art, the utility model the effect that exists is: this composite cement well lid comprises the triplex, and wherein the resin composite bed on surface is sold to worth lower, is difficult for stealing and sells to the resin composite bed rolls also difficult fracture of splitting in the face of the car, and medial cement sheet layer can promote the structural strength of resin composite bed, improves the bearing capacity, and the nodular cast iron layer of bottom can protect the substructure on cement sheet layer, avoids the cement sheet layer to receive erosion or exogenic action to damage.

Drawings

Fig. 1 is the embodiment of the utility model provides a cross-sectional view of compound cement well lid.

Detailed Description

In order to deepen the understanding of the present invention, the present invention will be further described in detail with reference to the following embodiments and the attached drawings, and the embodiments are only used for explaining the present invention, and do not constitute the limitation to the protection scope of the present invention.

Please refer to fig. 1, the application provides a composite cement well lid, which comprises a resin composite layer 1, a cement board layer 2 and a nodular cast iron layer 3, wherein the resin composite layer 1, the cement board layer 2 and the nodular cast iron layer 3 are arranged from top to bottom, the cement board layer 2 is formed at the bottom of the resin composite layer 1 in a pouring mode, a baffle is enclosed around the resin composite layer, then cement is poured into the baffle, the cement board layer can be formed after the cement board layer is formed, the cement board layer is fixed with the resin composite layer, the resin composite layer 1, the cement board layer 2 and the nodular cast iron layer 3 are fixed together through more than two outer frames 4, the number is specifically selected according to actual needs, and the number is generally selected to be less than 4.

Specifically, the two or more outer frames 4 are circumferentially and uniformly distributed, the outer frame 4 is composed of an upper cover plate 41, a side plate 42 and a lower cover plate 43 which are of an integral structure, the lower cover plate 43 is used for supporting the bottom of the nodular cast iron layer 3, the upper cover plate 41 is used for crimping the top of the resin composite layer 1, the outer frames are made of nodular cast iron or made of resin composite materials, and the outer frames are in interference fit with the resin composite layer 1, the cement plate layer 2 and the nodular cast iron layer 3.

The outer frame 4, the resin composite layer 1, the cement slab layer 2 and the nodular cast iron layer 3 can also be fixedly connected through fastening bolts, and bolt holes are reserved in the upper cover plate, the resin composite layer, the cement slab layer, the nodular cast iron layer and the lower cover plate.

The bottom of resin composite bed 1 is provided with convex protruding muscle 6, protruding muscle 6 is inside to be provided with structural steel bar 7, and the structural steel bar can further strengthen resin composite bed's kind of ability and structural strength, avoids the resin composite bed to appear collapsing because of the atress.

The top of resin composite layer 1 distributes and has a plurality of protruding first muscle portions 8 and second muscle portion 9, and first muscle portion 8 and second muscle portion 9 mutually perpendicular and interval set up, and a plurality of first muscle portions 8 and a plurality of second muscle portion 9 constitute anti-skidding structure, and anti-skidding structure can avoid tire, pedestrian to appear skidding when passing through. First muscle portion 8 and second muscle portion 9 highly be less than 5mm, avoid too high and stumble the pedestrian easily, and the both ends of first muscle portion 8 and second muscle portion 9 are provided with the arc structure, avoid adopting the edges and corners structure to avoid puncturing the bicycle tire easily.

The above description is only a preferred embodiment of the present invention, and the protection scope of the present invention is not limited to the above embodiment, but all equivalent modifications or changes made by those skilled in the art according to the present invention should be included in the protection scope of the claims.

Claims

1. The utility model provides a compound cement well lid which characterized in that: including resin composite bed (1), cement sheet layer (2) and nodular cast iron layer (3) that from top to bottom set up, cement sheet layer (2) are pour and are moulded in the bottom of resin composite bed (1), cement sheet layer (2) and nodular cast iron layer (3) are fixed in together through outer frame (4) more than two.

2. The composite cement well lid of claim 1, characterized in that: the spherical graphite cast iron composite layer is characterized in that the outer frames (4) are evenly distributed in the circumferential direction, the outer frames (4) are composed of an upper cover plate (41), a side plate (42) and a lower cover plate (43) which are of an integral structure, the lower cover plate (43) is used for supporting the bottom of the spherical graphite cast iron layer (3), and the upper cover plate (41) is used for crimping the top of the resin composite layer (1).

3. The composite cement well lid of claim 1, wherein: the outer frame (4), the resin composite layer (1), the cement plate layer (2) and the nodular cast iron layer (3) are fixedly connected through fastening bolts.

4. The composite cement well lid of claim 1, wherein: the bottom of the resin composite layer (1) is provided with a convex rib (6), and a structural steel bar (7) is arranged inside the convex rib (6).

5. The composite cement well lid of claim 1, characterized in that: the top of resin composite layer (1) distributes and has a plurality of protruding first muscle portion (8) and second muscle portion (9), and first muscle portion (8) and second muscle portion (9) mutually perpendicular and interval set up, and a plurality of first muscle portion (8) and a plurality of second muscle portion (9) constitute anti-skidding structure.

6. The composite cement well lid of claim 5, wherein: the height of the first rib portion (8) and the height of the second rib portion (9) are lower than 5mm, and arc-shaped structures are arranged at two ends of the first rib portion (8) and the second rib portion (9).