CN200958216Y - Negative well cover - Google Patents
Negative well cover Download PDFInfo
- Publication number
- CN200958216Y CN200958216Y CN 200620045630 CN200620045630U CN200958216Y CN 200958216 Y CN200958216 Y CN 200958216Y CN 200620045630 CN200620045630 CN 200620045630 CN 200620045630 U CN200620045630 U CN 200620045630U CN 200958216 Y CN200958216 Y CN 200958216Y
- Authority
- CN
- China
- Prior art keywords
- cover
- manhole cover
- utility
- filler
- plastic casing
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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- Underground Structures, Protecting, Testing And Restoring Foundations (AREA)
Abstract
The utility model discloses a pit cover, which is composed of a plastic shell, a plastic cover and padding. The padding is arranged inside the plastic shell, which may be sand, rock or concrete and is connected with the plastic cover and the plastic shell by thread. As this pit cover is applied, the problem of that the existing pit cover is high in cost and lumpish has already is solved and the utility model has the advantages of a simple structure and convenient use.
Description
Technical field
The utility model belongs to architectural prefab, specifically a kind of sewer manhole cover.
Background technology
At present, in the society on the sewer of being everlasting employed manhole cover two classes are arranged, a class is castiron, the good but cost height of intensity; Another kind of is aluminium and concrete structure, and intensity is low, not shock-resistant.Need for this reason that a kind of cost is low, intensity is high, impact-resistant manhole cover.
Summary of the invention
The utility model provides that a kind of cost is low, intensity is high, impact-resistant manhole cover.
For achieving the above object, the technical solution of the utility model is:
A kind of manhole cover comprises plastic casing, vinyl cover, and filler is formed, and filler is equipped with in plastic casing inside, and filler can be sand, stone, concrete, by vinyl cover and the plastic casing of being threaded.
The utility model is owing to adopt this kind manhole cover.Solve the problem of existing manhole cover cost height, heaviness, and had characteristics such as simple in structure, easy to use.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
The specific embodiment
Below in conjunction with accompanying drawing and embodiment the utility model is further described.
As shown in Figure 1, a kind of manhole cover comprises plastic casing 4, vinyl cover 1, and filler 3 is formed, and filler 3 is equipped with in plastic casing inside, and filler 3 can be sand, stone, concrete, connects vinyl cover and plastic casing by screw thread 2.Adopt this kind manhole cover, solved the problem of existing manhole cover cost height, heaviness, reduced cost, and had characteristics such as simple in structure, easy to use.
Claims (2)
1. a manhole cover is characterized in that, comprises plastic casing (4), vinyl cover (1), and filler (3) is formed, and filler (3) is equipped with in plastic casing (4) inside, connects vinyl cover (1) and plastic casing (4) by screw thread (2).
2. a kind of manhole cover according to claim 1 is characterized in that, described filler (3) can be sand, stone, concrete.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620045630 CN200958216Y (en) | 2006-09-08 | 2006-09-08 | Negative well cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200620045630 CN200958216Y (en) | 2006-09-08 | 2006-09-08 | Negative well cover |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200958216Y true CN200958216Y (en) | 2007-10-10 |
Family
ID=38785092
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200620045630 Expired - Fee Related CN200958216Y (en) | 2006-09-08 | 2006-09-08 | Negative well cover |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200958216Y (en) |
-
2006
- 2006-09-08 CN CN 200620045630 patent/CN200958216Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |