CN203383241U

CN203383241U - Anti-falling inspection well lid

Info

Publication number: CN203383241U
Application number: CN201320449721.1U
Authority: CN
Inventors: 沈晓铃; 夏斌; 蒋智慧
Original assignee: Wuxi Municipal Design Institute Co Ltd
Current assignee: Wuxi Municipal Design Institute Co Ltd
Priority date: 2013-07-25
Filing date: 2013-07-25
Publication date: 2014-01-08
Anticipated expiration: 2023-07-25

Abstract

The utility model relates to an anti-falling inspection well lid, particularly to an anti-falling inspection well lid which facilitates maintenance and has an anti-falling function, and belongs to the technical field of municipal facilities. The anti-falling inspection well lid comprises a support and a well lid, wherein the support is formed by stacking two ring-shaped support platforms with different diameters up and down and particularly comprises a first support platform and a second support platform, and the diameter of the second support platform is smaller than that of the first support platform; the well lid is erected on the first support platform; the anti-falling inspection well lid further comprises an anti-falling well lid which is arranged on the second support platform. The anti-falling inspection well lid has the advantages as follows: after the anti-falling inspection well lid is lost or damaged, a lower-layer anti-falling screen can prevent falling objects or personnel from falling into an inspection well, thereby improving the safety of the inspection well; the anti-falling well lid can be lifted up and rotated in opposite directions so as to be opened conveniently to facilitate maintenance.

Description

Anti-fall manhole well lid

Technical field

The utility model relates to a kind of anti-fall manhole well lid, is specifically related to a kind of defecate collection in maintenance and the anti-fall manhole well lid of anti-drop function in one is provided, and belongs to the urban operating mechanism technical field.

Background technology

Current town road is also the central core of circulation of municipal pipeline, is burying numerous pipelines such as rainwater, sewage, feedwater, combustion gas, electric power, telecommunications under road underground, and for the ease of Inspection and maintenance, these pipelines just require to arrange manhole every a segment distance.Once the manhole well lid is lost or is damaged, often to have no idea found in time and safeguard, manhole is built in these mistakes becomes the hidden danger that jeopardizes traffic and pedestrains safety.In recent years the manhole well lid lose cause the underground utilities manhole " to eat the people " event happens occasionally.At present, common anti-fall mode is that the inner ring in the manhole walling crib arranges suspension hook, and suspension hook hangs with anti-drop net, anti-fall with hook and anti-drop net.Although this device has solved anti-fall problem, need to untie in advance the anti-drop net on hook while overhauling, after having overhauled, also need anti-drop net is hung up and caused repair and maintenance inconvenience.

Above-mentioned deficiency still has is worth improved place.

Summary of the invention

The purpose of this utility model is to provide a kind of defecate collection in maintenance and the anti-fall manhole well lid of anti-drop function in one is provided.

The technical scheme provided according to the utility model, anti-fall manhole well lid, comprise bearing, well lid, described bearing is formed by two different-diameter annular brace platform stacked on top, specifically comprises the first brace table and the second brace table, and the diameter of the second brace table is less than the first brace table; Described well cover frame is located on the first brace table;

Also comprise anti-fall well lid, anti-fall well lid is arranged on the second brace table.

Described anti-fall well lid is circular, by two semicircle well lids, is spliced, and all by the upset bearing pin, is fixed on the second brace table.

Described anti-fall well lid is detachable.

Described anti-fall well lid is the web plate cell structure.

Described anti-fall well lid material is glass fiber reinforced plastic, plastic-steel or cast iron.

The beneficial effects of the utility model: for the utility model, after the manhole well lid is lost or damaged, lower floor's anti-drop net can prevent that falling stop thing or personnel fall down manhole, improves the safety of manhole; Split flipped form and carry in anti-fall well lid employing, can open easily easy access.

The accompanying drawing explanation

Fig. 1 is the utility model structure sectional view.

Structure sectional view when Fig. 2 is the utility model use.

The specific embodiment

As shown in Figure 1-2, anti-fall manhole well lid, comprise bearing 1, well lid 2, and described bearing 1 is formed by two different-diameter annular brace platform stacked on top, specifically comprises that the diameter of the first brace table 4 and the second brace table 5, the second brace tables 5 is less than the first brace table 4; Described well lid 2 is set up on the first brace table 4; Also comprise anti-fall well lid 3, anti-fall well lid 3 is arranged on the second brace table 5.

Described anti-fall well lid 3 is circular, by two semicircle well lids, is spliced, and all by upset bearing pin 6, is fixed on the second brace table 5.

Described anti-fall well lid 3 is detachable.Described anti-fall well lid 3 is the web plate cell structure.Described anti-fall well lid 3 materials are glass fiber reinforced plastic, plastic-steel or cast iron.

The course of work of the present utility model is that well lid 2 lids are firm on the first brace table 4 of bearing 1, and anti-fall well lid 3 is connected with the second brace table 5 by upset bearing pin 6.When well lid 2 is lost or damaged, anti-fall well lid 3 prevents from the pedestrian or falls thing falling in manhole.When pipeline needs repair and maintenance, remove well lid 2, only anti-fall well lid 3 upset manholes just can need be opened, after maintenance finishes, anti-fall well lid 3 turns back and gets final product.Because anti-fall well lid is to be connected with the second brace table 5 of well lid 1 by upset bearing pin 6, open flexible.

Claims

1. anti-fall manhole well lid, comprise bearing (1), well lid (2), it is characterized in that: described bearing (1) is formed by two different-diameter annular brace platform stacked on top, it comprises the first brace table (4) and the second brace table (5), and the diameter of the second brace table (5) is less than the first brace table (4); Described well lid (2) is set up on the first brace table (4); Anti-fall well lid (3) is arranged on the second brace table (5).

2. anti-fall manhole well lid as claimed in claim 1, it is characterized in that: described anti-fall well lid (3), for circular, is spliced by two semicircle well lids, all by the bearing pin (6) that overturns, is fixed on the second brace table (5).

3. anti-fall manhole well lid as claimed in claim 2, it is characterized in that: described anti-fall well lid (3) is detachable.

4. anti-fall manhole well lid as claimed in claim 1, it is characterized in that: described anti-fall well lid (3) is the web plate cell structure.

5. anti-fall manhole well lid as claimed in claim 1, it is characterized in that: described anti-fall well lid (3) material is glass fiber reinforced plastic, plastic-steel or cast iron.