Novel municipal road well lid device

Abstract

The utility model relates to the technical field of pre-control road collapse construction around municipal road well lids, in particular to a novel municipal road well lid device which comprises a well lid and a base, the base is embedded in a well mouth of a municipal well arranged on a municipal road, and the bottom of the base falls on a well wall of the municipal well and a municipal road backfill layer. The top of the municipal road backfill layer is flush with the municipal road surface layer, and a municipal road base layer is arranged between the municipal road surface layer and the municipal road backfill layer; the base is composed of a tubular wall and a pulling layer at the bottom of the tubular wall, the well lid is placed in a containing groove formed in the top of the tubular wall, and the bottom of the pulling layer falls on the well wall of the municipal well and a municipal road backfill layer. According to the well lid device, the design scheme that the contact face of the well lid base and the well wall of the municipal well is widened and thickened is provided, gravity is rapidly and directly conducted to the periphery of the well wall of the municipal well capable of bearing loads, the municipal well wall bears the road load, sedimentation of a backfill layer outside the well wall is cut off, and the problems of sedimentation and deformation of the backfill layer are solved.

Description

Technical Field

[0001] The utility model relates to the technical field of pre-control road collapse construction around municipal road manhole covers, and in particular to a novel municipal road manhole cover device. Background Art

[0002] The backfill area around the municipal manhole cover in the municipal road construction is compacted during the construction project, but due to long-term flooding and heavy-loaded vehicles rolling, it is very easy to cause settlement and deformation problems, which affects the flatness of the municipal road, restricts the driving safety of motor vehicles, and is difficult to repair. Therefore, it is necessary to develop a new municipal road manhole cover device to solve this problem. Utility Model Content

[0003] In order to solve the above problems, the utility model provides a new municipal road manhole cover device. The new municipal road manhole cover device provides a design scheme of widening and thickening the contact surface between the manhole cover base and the manhole wall of the manhole mouth, so as to quickly and directly transmit gravity to the surrounding area of ​​the municipal manhole that can bear the load. The municipal manhole wall bears the pressure of the road load, isolates the settlement of the backfill layer outside the manhole wall, and solves the problem of settlement and deformation of the backfill layer caused by long-term water immersion and crushing by heavy-loaded vehicles.

[0004] The technical solution of the utility model is as follows:

[0005] A novel municipal road manhole cover device comprises a manhole cover and a base, wherein the base is buried at the manhole mouth of a municipal manhole arranged on a municipal road, the bottom of the base falls on the manhole wall of the municipal manhole and the backfill layer of the municipal road, the top is flush with the surface layer of the municipal road, and the municipal road base layer is between the surface layer of the municipal road and the backfill layer of the municipal road; the base is composed of a tubular wall and a tie layer at the bottom of the tubular wall, the manhole cover is placed in a placement groove arranged at the top of the tubular wall, and the bottom of the tie layer falls on the manhole wall of the municipal manhole and the backfill layer of the municipal road.

[0006] The tie layer is a disc structure with a diameter twice that of the manhole cover.

[0007] A plurality of reinforcing ribs are arranged on the outer wall of the tie layer and the tubular wall.

[0008] A plurality of reinforcing ribs are evenly distributed between the tie layer and the outer wall of the tubular wall.

[0009] There are 12 evenly distributed reinforcing ribs.

[0010] A plurality of tie holes are arranged on the tie layer.

[0011] The tie hole is a through hole in the upper and lower directions of the tie layer.

[0012] The tie holes are arranged in two rows along the radial direction of the tie layer.

[0013] Each row of the tie holes has 12 holes evenly distributed along the center of the tie layer.

[0014] The tie hole is a long hole.

[0015] The beneficial effects of the utility model are:

[0016] 1. The utility model discloses a novel municipal road manhole cover device, which provides a design scheme of widening and thickening the contact surface between the manhole cover base and the manhole wall of the manhole mouth, so as to quickly and directly transmit gravity to the surrounding area of ​​the municipal manhole that can bear the load, so that the municipal manhole wall bears the pressure of the road load, isolates the settlement of the backfill layer outside the manhole wall, and solves the problem of settlement and deformation of the backfill layer caused by long-term water immersion and crushing by heavy-loaded vehicles.

[0017] 2. The utility model discloses a new type of municipal road manhole cover device, which has a simple manhole cover structure and is convenient for batch processing.

[0018] 3. The utility model discloses a new type of municipal road manhole cover device, which is simple and quick to install and easy to construct.

[0019] 4. The utility model discloses a new type of municipal road manhole cover device, which significantly improves the construction quality of municipal roads, reduces the frequency of maintenance, improves the smoothness of municipal roads, ensures smooth roads, and reduces safety hazards. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] By reading the detailed description of the preferred embodiment below, the scheme and advantages of the present application will become clear to those skilled in the art. The accompanying drawings are only used to illustrate the preferred embodiment and are not considered to be limiting of the present invention.

[0021] In the attached picture:

[0022] Figure 1 It is a schematic diagram of the longitudinal section structure of a new municipal road manhole cover device according to an embodiment of the utility model;

[0023] Figure 2 A top view of a new municipal road manhole cover device according to an embodiment of the utility model;

[0024] The components represented by the reference numerals in the figure are:

[0025] The utility model comprises: 1. a municipal road surface layer, 2. a municipal road backfill layer, 3. a municipal road base layer, 4. a manhole cover, 5. a base, 5a. a tubular wall, 5b. a reinforcing rib, 5c. a tie layer, and 5c1. a tie hole. DETAILED DESCRIPTION

[0026] like Figure 1 and Figure 2 As shown, the new municipal road manhole cover device includes a manhole cover 4 and a base 5. The base 5 is buried at the manhole mouth of a municipal manhole arranged on a municipal road. The bottom of the base 5 falls on the wall of the municipal manhole and the backfill layer 3 of the municipal road, and the top is flush with the surface layer 1 of the municipal road. Between the surface layer 1 of the municipal road and the backfill layer 3 of the municipal road is the municipal road base layer 2; the base 5 is composed of a tubular wall 5a and a tie layer 5c at the bottom of the tubular wall 5a. The manhole cover 4 is placed in a placement groove arranged on the top of the tubular wall 5a, and the bottom of the tie layer 5c falls on the wall of the municipal manhole and the backfill layer 3 of the municipal road.

[0027] This new municipal road manhole cover device uses a design scheme that widens and thickens the contact surface between the manhole cover base and the manhole wall at the manhole opening, which quickly and directly transmits gravity to the surrounding area of ​​the municipal manhole that can bear the load. The municipal manhole wall bears the pressure of the road load, isolates the settlement of the backfill layer outside the manhole wall, and solves the problem of settlement and deformation of the backfill layer caused by long-term flooding and heavy-loaded vehicles.

[0028] Specifically, the tie layer 5 c is a disc structure with a diameter twice the diameter of the manhole cover 4 .

[0029] In order to enhance the overall strength of the base 5, a plurality of reinforcing ribs 5b are provided on the outer wall of the tie layer 5c and the tubular wall 5a.

[0030] like Figure 2 As shown, a plurality of reinforcing ribs 5b are evenly distributed between the tie layer 5c and the outer wall of the tubular wall 5a.

[0031] Specifically, twelve reinforcing ribs 5b are evenly distributed.

[0032] In order to strengthen the bonding strength between the base 5 and the municipal road backfill layer 3 during pre-embedding, a plurality of tie holes 5c1 are provided on the tie layer 5c.

[0033] See also Figure 2 The tie hole 5c1 is a through hole in the up and down directions of the tie layer 5c.

[0034] Preferably, the tie holes 5c1 are arranged in two rows along the radial direction of the tie layer 5c.

[0035] Specifically, each row of the tie holes 5c1 has 12 holes evenly distributed along the center of the tie layer 5c; the tie holes 5c1 are long holes.

[0036] The new municipal road manhole cover device provides a design scheme of widening and thickening the contact surface between the manhole cover base and the well wall of the wellhead, so as to quickly and directly transmit gravity to the surrounding area of ​​the municipal well that can bear the load. The municipal well wall bears the pressure of the road load, isolates the settlement of the backfill layer outside the well wall, and solves the problem of settlement and deformation of the backfill layer caused by long-term flooding and crushing by heavy-loaded vehicles. The new municipal road manhole cover device has a simple manhole cover structure and is convenient for batch processing; it is simple and quick to install and easy to construct; it significantly improves the construction quality of municipal roads, reduces the frequency of maintenance, improves the flatness of municipal roads, ensures smooth roads, and reduces safety hazards.

Claims

1. A new type of municipal road manhole cover device, characterized in that: The invention comprises a manhole cover (4) and a base (5), wherein the base (5) is buried at the manhole mouth of a municipal manhole arranged on a municipal road, the bottom of the base (5) falls on the wall of the municipal manhole and the backfill layer (3) of the municipal road, and the top is flush with the surface layer (1) of the municipal road, and the municipal road base layer (2) is between the surface layer (1) of the municipal road and the backfill layer (3) of the municipal road; the base (5) is composed of a tubular wall (5a) and a tie layer (5c) at the bottom of the tubular wall (5a), the manhole cover (4) is placed in a placement groove arranged at the top of the tubular wall (5a), and the bottom of the tie layer (5c) falls on the wall of the municipal manhole and the backfill layer (3) of the municipal road.

2. A novel municipal road manhole cover device according to claim 1, characterized in that: The tie layer (5c) is a disc structure having a diameter that is twice the diameter of the manhole cover (4).

3. A novel municipal road manhole cover device according to claim 2, characterized in that: A plurality of reinforcing ribs (5b) are provided on the outer wall of the tie layer (5c) and the tubular wall (5a).

4. A new municipal road manhole cover device according to claim 3, characterized in that: A plurality of the reinforcing ribs (5b) are evenly distributed between the tie layer (5c) and the outer wall of the tubular wall (5a).

5. A novel municipal road manhole cover device according to claim 4, characterized in that: Twelve reinforcement ribs (5b) are evenly distributed.

6. A novel municipal road manhole cover device according to claim 2, characterized in that: A plurality of tie-in holes (5c1) are provided on the tie-in layer (5c).

7. A novel municipal road manhole cover device according to claim 6, characterized in that: The tie-in hole (5c1) is a through hole in the upper and lower directions of the tie-in layer (5c).

8. A novel municipal road manhole cover device according to claim 7, characterized in that: The tie-in holes (5c1) are arranged in two rows along the radial direction of the tie-in layer (5c).

9. A novel municipal road manhole cover device according to claim 8, characterized in that: Each row of the tie holes (5c1) has 12 holes evenly distributed along the center of the tie layer (5c).

10. A novel municipal road manhole cover device according to claim 8, characterized in that: The tie hole (5c1) is a long hole.

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