CN205296234U

CN205296234U - Composite manhole cover

Info

Publication number: CN205296234U
Application number: CN201520857107.8U
Authority: CN
Inventors: 李多根
Original assignee: JIANGSU GUANGWEI CONSTRUCTION CO Ltd
Current assignee: JIANGSU GUANGWEI CONSTRUCTION CO Ltd
Priority date: 2015-10-30
Filing date: 2015-10-30
Publication date: 2016-06-08
Anticipated expiration: 2025-10-30

Abstract

The present case is a composite manhole cover, includes: lid and compound well post, wherein, compound well post includes that L type strengthening rib and welding are in a plurality of hook strengthening ribs and frame strengthening rib on the L type strengthening rib, and fill in the concrete of compound well post, the inward flange of compound well post and road surface the upper surface parallel and level of lid, the outward flange of compound well post is less than its inward flange, forms a concave surface between its and the road surface, when being used for laying the road surface, the concave surface fills the material the same with laying the road surface, concave surface and road surface parallel and level after the packing. The conventional lid of compound well post cooperation is adopted in the present case, simple structure, and convenient and practical has adopted traditional cast iron promptly, has mainly filled the concrete again, and integrated into one piece's compound well post is more durable.

Description

A kind of combined manhole cover

Technical field

This utility model relates to a kind of combined manhole cover, is specifically related to the well lid with particular design composite well post.

Background technology

Traditional well lid mostly is casting iron well lid, refers to accompanying drawing 1, and its cost is high, easily gets rusty fracture in surface; Again owing to well lid is that overall cast iron is constituted, cast iron has recycling and is worth, reproducible utilization, thus often lose, losing due to well lid causes well head without covering, has had a strong impact on the safety of vehicular traffic and pedestrian, so that often there being the generation of traffic and casualties's accident. For this, in recent years, the research application development adopting different composite replacement cast iron manufacture well lids is very fast, preferably resolves the problem that well lid is lost; But existing composite drain cover, majority still makes skeleton with the steel of different structure, and internal structure is various, and comprcssive strength and the rigidity of its well lid are relatively low, and bearing capacity is poor, and service life is short, is not durable; Patent document CN2663522 discloses a kind of reinforced manhole cover, this product have employed the sandwich layer of special construction, effectively raise the bearing capacity of well lid, solve loss problem, also improving the intensity of well lid in a certain degree, but its packing material adopted is more complicated, cost is also significantly high, complex manufacturing process, practical not.

Utility model content

For overcoming the deficiencies in the prior art, the purpose of this utility model is in that to provide a kind of well lid with particular design composite well post.

For achieving the above object, this utility model is achieved through the following technical solutions:

A kind of combined manhole cover, including: lid 4 and composite well post 3,

Wherein, described composite well post includes L-type reinforcement 5 and the some hook-type reinforcements 8 being welded on described L-type reinforcement and housing reinforcement 9, and it is filled in the concrete of described composite well post, the inward flange of described composite well post is concordant with the upper surface on road surface, described lid, the outward flange of described composite well post is lower than inner edges, forming a concave surface 7 between itself and road surface 6, fill the material identical with laying road surface when described concave surface is for laying road surface, the concave surface after filling is concordant with road surface.

Preferably, described combined manhole cover, wherein, the outward flange of described composite well post is lower than inner edges 1mm-30mm.

Preferably, described combined manhole cover, wherein, the identical material in described laying road surface is the one in cement, Colophonium, concrete.

Preferably, described combined manhole cover, wherein, described L-type reinforcement, hook-type reinforcement, housing reinforcement material are the one in solid steel, cast iron.

Preferably, described combined manhole cover, wherein, described composite well post is formed in one cast structure.

Preferably, described combined manhole cover, wherein, described hook-type reinforcement is 2-12 root.

Preferably, described combined manhole cover, wherein, described hook-type reinforcement distal end is hook-shaped.

Preferably, described combined manhole cover, wherein, the weld of described hook-type reinforcement and described L-type reinforcement is hook solid.

Preferably, described combined manhole cover, wherein, described hook-type reinforcement is hook-shaped away from the distal end of described weld.

The beneficial effects of the utility model: the combined manhole cover of this case effectively raises the bearing capacity of well lid, and bearing capacity of the present utility model meets the regulation of People's Republic of China (PRC) fabric reinforcement concrete manhole cover standard GB26537-2011 after testing; Properties has exceeded current national normal value all; This combined manhole cover simple in construction, adopts composite well post to coordinate conventional lid, simple in construction, convenient and practical, namely have employed traditional cast iron, be filled primarily with again concrete, integrated composite well post is more durable, concave surface is filled and is laid the material that road surface is identical so that well post is integrated with ground, more smooth, it is hardly damaged, more longer than the use time of well lid of the prior art, without getting rusty, more aesthetically pleasing. Casting iron well lid can be substituted completely, and the requirement of heavy type, plain edition, the most high bearing capacity of light-duty well lid can be met.

Accompanying drawing explanation

Fig. 1 is the cross-sectional view of the traditional well lid described in this utility model background technology;

Fig. 2 is the cross-sectional view of the combined manhole cover described in this utility model one embodiment.

Wherein, 1-conventional well post, 2-conventional cap, 3-composite well post, 4-lid, 5-L type reinforcement, 6-road surface, 7-concave surface, 8-hook-type reinforcement, 9-housing reinforcement.

Detailed description of the invention

Below in conjunction with accompanying drawing, this utility model is described in further detail, to make those skilled in the art can implement according to this with reference to description word.

A kind of combined manhole cover, refers to accompanying drawing 2, including: lid 4 and composite well post 3,

Wherein, described composite well post includes L-type reinforcement 5 and the some hook-type reinforcements 8 being welded on described L-type reinforcement and housing reinforcement 9, and it is filled in the concrete of described composite well post, the inward flange of described composite well post is concordant with the upper surface on road surface, described lid, the outward flange of described composite well post is lower than inner edges, forming a concave surface 7 between itself and road surface 6, fill the material identical with laying road surface when described concave surface is for laying road surface, the concave surface after filling is concordant with road surface. This combined manhole cover simple in construction, adopts composite well post to coordinate conventional lid, simple in construction, convenient and practical, namely have employed traditional cast iron, be filled primarily with again concrete, integrated composite well post is more durable, concave surface is filled and is laid the material that road surface is identical so that well post is integrated with ground, more smooth, it is hardly damaged, more longer than the use time of well lid of the prior art, without getting rusty, more aesthetically pleasing.

Further, the outward flange of described composite well post is lower than inner edges 1mm-30mm.

Further, the material that described laying road surface is identical is the one in cement, Colophonium, concrete. The cost of these materials is below cast iron, and not easily gets rusty.

Further, described L-type reinforcement, hook-type reinforcement, housing reinforcement material are the one in solid steel, cast iron.

Further, described composite well post is formed in one cast structure.

Further, described hook-type reinforcement is 2-12 root.

Further, described hook-type reinforcement is hook solid with the weld of described L-type reinforcement. This hook solid makes solder side bigger, not easily sealing-off, more firmly.

Further, described hook-type reinforcement is hook-shaped away from the distal end of described weld. This hook formation ensures the fastness after composite well post casting concrete.

Although embodiment of the present utility model is disclosed as above, but listed utilization that it is not restricted in description and embodiment, it can be applied to various applicable field of the present utility model completely, for those skilled in the art, it is easily achieved other amendment, therefore, under the general concept limited without departing substantially from claim and equivalency range, this utility model is not limited to specific details and shown here as the legend with description.

Claims

1. a combined manhole cover, it is characterised in that including: lid (4) and composite well post (3),

Wherein, described composite well post includes L-type reinforcement (5) and the some hook-type reinforcements (8) being welded on described L-type reinforcement and housing reinforcement (9), and it is filled in the concrete of described composite well post, the inward flange of described composite well post is concordant with the upper surface on road surface, described lid, the outward flange of described composite well post is lower than inner edges, a concave surface (7) is formed between itself and road surface (6), filling the material identical with laying road surface when described concave surface is for laying road surface, the concave surface after filling is concordant with road surface.

2. combined manhole cover as claimed in claim 1, it is characterised in that the outward flange of described composite well post is lower than inner edges 1mm-30mm.

3. combined manhole cover as claimed in claim 2, it is characterised in that the identical material in described laying road surface is the one in cement, Colophonium, concrete.

4. combined manhole cover as claimed in claim 3, it is characterised in that described L-type reinforcement, hook-type reinforcement, housing reinforcement material are the one in solid steel, cast iron.

5. combined manhole cover as claimed in claim 4, it is characterised in that described composite well post is formed in one cast structure.

6. combined manhole cover as claimed in claim 5, it is characterised in that described hook-type reinforcement is 2-12 root.

7. combined manhole cover as claimed in claim 6, it is characterised in that the weld of described hook-type reinforcement and described L-type reinforcement is hook solid.

8. combined manhole cover as claimed in claim 7, it is characterised in that described hook-type reinforcement is hook-shaped away from the distal end of described weld.