CN215977397U

CN215977397U - Prevent sand leakage type well lid of displacement

Info

Publication number: CN215977397U
Application number: CN202122480822.2U
Authority: CN
Inventors: 董成龙
Original assignee: Hangzhou Jinmeng Road Facility Co ltd
Current assignee: Hangzhou Jinmeng Road Facility Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-03-08
Anticipated expiration: 2031-10-13

Abstract

A sand leakage type well cover capable of preventing displacement comprises a base and a cover body, wherein the cover body is placed in the middle of the base, a limiting lug is formed on the side edge of the cover body, a limiting groove matched with the lug is formed in the base, and a bolt connected with the lug and the base is arranged between the lug and the base; a positioning groove is formed on the outer wall of the cover body, and a positioning lug matched with the positioning groove is formed on the inner wall of the base; a supporting ring which is abutted against the cover body is formed on the base, and a sand leakage groove is formed on the supporting ring; compared with the prior art, through the cooperation between spacing lug and the spacing groove, realize the initial positioning between lid and the base, and through the cooperation between locating lug and the constant head tank, realize the accurate location between lid and the base, under the effect of dual location, ensure to have better stability between lid and the base.

Description

Prevent sand leakage type well lid of displacement

Technical Field

The utility model belongs to the technical field of well covers, and particularly relates to a sand leakage type well cover capable of preventing displacement.

Background

The well lid for cover road or the deep well of family, prevent that people or object from falling, can divide into metal well lid, high strength fiber cement concrete well lid, resin well lid etc. according to the material, generally adopt circularly, can be used to greenbelt, pavement, motorway, pier, lane etc..

The well lid comprises base and lid usually, in the use of well lid, through shelve the lid on the base, realizes the closing cap to the base top, the traffic of vehicle or pedestrian on the well lid of being convenient for.

At current well lid practical process, after a period of time, cause not hard up between lid and the base easily to clearance grow between lid and the base, thereby the well lid can produce the vibration and send the abnormal sound when pedestrian or vehicle pass through the well lid, and the time is long, can cause the damage of lid, thereby reduces the life-span of lid and has certain potential safety hazard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to overcome the defects in the prior art and provides the sand leakage prevention well cover which is double-positioned, stable in structure, safe and reliable.

In order to achieve the above purposes, the technical scheme adopted by the utility model is as follows: a sand leakage type well cover capable of preventing displacement comprises a base and a cover body, wherein the cover body is placed in the middle of the base, a limiting lug is formed on the side edge of the cover body, a limiting groove matched with the lug is formed in the base, and a bolt connected with the lug and the base is arranged between the lug and the base; a positioning groove is formed on the outer wall of the cover body, and a positioning lug matched with the positioning groove is formed on the inner wall of the base; a supporting ring which is abutted against the cover body is formed on the base, and a sand leakage groove is formed on the supporting ring.

As a preferred scheme of the present invention, the limit protrusion is a vertical structure, and a plurality of limit protrusions are formed on the side edge of the cover body and circumferentially arranged along the center of the cover body.

As a preferred scheme of the utility model, the limiting groove is of a vertical structure, the limiting groove extends outwards along the outer side edge of the base, and a plurality of limiting grooves arranged along the circumference of the center of the base are formed on the side edge of the base.

As a preferable scheme of the present invention, the positioning protrusion is an inclined structure, and the size of the positioning protrusion gradually decreases upward along the height direction of the base.

As a preferable scheme of the present invention, the base is formed with a plurality of positioning protrusions circumferentially arranged along a center of the base.

As a preferable scheme of the present invention, the positioning groove has an inclined structure, and the size of the positioning groove gradually decreases upward along the height direction of the cover body.

As a preferable scheme of the present invention, the cover body is formed with a plurality of positioning grooves circumferentially arranged along a center of the cover body.

As a preferable scheme of the utility model, the sand leaking groove is of an inclined structure and inclines downwards along the center of the base.

As a preferable scheme of the utility model, the sand leaking grooves and the positioning lugs are alternately arranged.

As a preferred scheme of the utility model, the support ring and the base are in an integrally formed structure, and the well lid is provided with a lifting lug.

Compared with the prior art, the utility model has the beneficial effects that: through the cooperation between spacing lug and the spacing groove, realize the initial positioning between lid and the base, and through the cooperation between locating lug and the constant head tank, realize the accurate location between lid and the base, under the effect of dual location, ensure to have better stability between lid and the base, simultaneously through the bolt to locking between lid and the base, under the effect in hourglass husky groove, can realize the nature landing with the sand between lid and the base under the effect of gravity, thereby reduce wearing and tearing and interference between sand and well lid and the base.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view taken along the line A-A in FIG. 1;

FIG. 3 is a schematic structural view of the cover;

FIG. 4 is an exploded view of the present invention;

FIG. 5 is a partial enlarged view at B in FIG. 4;

reference numbers in the figures: the sand-leakage-prevention device comprises a base 1, a cover body 2, a limiting lug 3, a limiting groove 4, a positioning lug 5, a positioning groove 6, a sand-leakage groove 7, a bolt 8 and a support ring 9.

Detailed Description

The following describes embodiments of the present invention in detail with reference to the accompanying drawings.

As shown in fig. 1-5, an anti-displacement sand-leakage manhole cover comprises a base 1 and a cover body 2, wherein the cover body 2 is placed in the middle of the base 1, a limit bump 3 is formed on the side edge of the cover body 2, a limit groove 4 matched with the bump is formed on the base 1, and a bolt 8 connected with the bump and the base 1 is arranged between the bump and the base; a positioning groove 6 is formed on the outer wall of the cover body 2, and a positioning bump 5 matched with the positioning groove 6 is formed on the inner wall of the base 1; a support ring 9 which is abutted against the cover body 2 is formed on the base 1, and a sand leakage groove 7 is formed on the support ring 9.

When the cover body 2 is placed on the base 1, the bottom and the side of the cover body 2 are simultaneously contacted with the base 1, meanwhile, the limiting lug 3 is embedded in the limiting groove 4, and the positioning lug 5 is embedded in the positioning groove 6.

Spacing lug 3 is vertical structure, is formed with the spacing lug 3 that a plurality of located the circumference and set up along 2 centers of lid on the lid 2 side, and the quantity of spacing lug 3 sets up according to actual need, in this scheme, is formed with 4 spacing lugs 3, and two liang of correspondences of 4 spacing lugs 3, and spacing lug 3 is square structure.

Spacing groove 4 is vertical structure, and spacing groove 4 outwards extends along the base 1 outside limit, is formed with a plurality of along the spacing groove 4 that base 1 center department circumference set up on the base 1 side, and the quantity of spacing groove 4 is unanimous with the quantity of spacing groove 4, in this scheme, is formed with 4, and two liang of correspondences in 4 spacing grooves, and spacing groove 4 is square structure.

The positioning lug 5 is of an inclined structure, the size of the positioning lug 5 is gradually reduced along the height direction of the base 1, and a plurality of positioning lugs 5 arranged along the circumference of the center of the base 1 are formed on the base 1.

The cross-section of location lug 5 is the trapezium structure, and the quantity of location lug 5 sets up according to actual need, in this scheme, is formed with 20 location lugs 5, is formed with 5 location lugs 5 between the adjacent spacing groove 4, and the thickness and the length of location lug 5 all reduce along the ascending size of direction of height of base 1 gradually, and location lug 5 bottom is located support ring 9, and location lug 5 top is located base 1 top below.

The constant head tank 6 is the slope structure, and constant head tank 6 reduces along the direction of height of lid 2 to the size that goes up gradually, is formed with the constant head tank 6 that a plurality of set up along lid 2 center department circumference on the lid 2.

The cross-section of constant head tank 6 is the trapezium structure, and the quantity of constant head tank 6 sets up according to actual need, in this scheme, is formed with 20 constant head tanks 6, is formed with 5 constant head tanks 6 between the adjacent spacing lug 3, and the thickness and the length of constant head tank 6 all reduce along the ascending size of direction of height of lid 2 gradually, and constant head tank 6 bottom and 2 bottoms of lid communicate, and constant head tank 6 top is located 2 tops of lid below.

The sand leakage groove 7 is of an inclined structure, the sand leakage groove 7 inclines downwards along the center of the base 1, the sand leakage groove 7 and the positioning lugs 5 are alternately arranged, the sand leakage groove 7 is of a long strip structure, one side of the sand leakage groove 7 is communicated with the inner wall of the base 1, and the other side of the sand leakage groove 7 is communicated with the inner wall of the support ring 9.

The support ring 9 and the base 1 are of an integrated structure, and lifting lugs are arranged on the well lid.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the utility model; thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Although the reference numerals in the figures are used more here: the terms of the base 1, the cover 2, the limiting lug 3, the limiting groove 4, the positioning lug 5, the positioning groove 6, the sand leakage groove 7, the bolt 8, the support ring 9 and the like do not exclude the possibility of using other terms; these terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed as being without limitation to any additional limitations that may be imposed by the spirit of the present invention.

Claims

1. A sand leakage type well lid capable of preventing displacement comprises a base (1) and a lid body (2), wherein the lid body (2) is placed in the middle of the base (1), and is characterized in that a limiting lug (3) is formed on the side edge of the lid body (2), a limiting groove (4) matched with the lug is formed on the base (1), and a bolt (8) connected with the lug and the base (1) is arranged between the lug and the base; a positioning groove (6) is formed on the outer wall of the cover body (2), and a positioning bump (5) matched with the positioning groove (6) is formed on the inner wall of the base (1); a supporting ring (9) which is abutted against the cover body (2) is formed on the base (1), and a sand leakage groove (7) is formed on the supporting ring (9).

2. A sand-leakage manhole cover against displacement according to claim 1, wherein the limiting protrusions (3) are vertical, and a plurality of limiting protrusions (3) are formed on the side of the cover body (2) and circumferentially arranged along the center of the cover body (2).

3. The sand-leakage-preventing manhole cover according to claim 1, wherein the limiting groove (4) is a vertical structure, the limiting groove (4) extends outwards along the outer side of the base (1), and a plurality of limiting grooves (4) are formed on the side of the base (1) and are circumferentially arranged along the center of the base (1).

4. A displacement-preventing sand-leaking type well cover according to claim 1, characterized in that the positioning projections (5) are of an inclined structure, and the positioning projections (5) gradually decrease in size upward along the height direction of the base (1).

5. A displacement-preventing, sand-leaking type well cover according to claim 4, characterized in that said base (1) is formed with a plurality of positioning protrusions (5) circumferentially arranged along the center of the base (1).

6. A displacement-preventing, sand-leaking type well cover according to claim 1, characterized in that said positioning groove (6) is of an inclined configuration, the positioning groove (6) decreasing in size upwards in the height direction of the cover body (2).

7. A displacement-preventing, sand-leaking type well cover according to claim 6, characterized in that said cover body (2) is formed with a plurality of positioning grooves (6) circumferentially arranged along the center of the cover body (2).

8. A displacement-preventing sand-leaking well cover according to claim 1, characterized in that the sand-leaking groove (7) is of an inclined structure, and the sand-leaking groove (7) is inclined downwards along the center of the base (1).

9. A displacement-preventing, sand-leaking type well cover according to claim 1, characterized in that the sand-leaking grooves (7) are arranged alternately with the positioning projections (5).

10. A displacement-preventing sand-leaking well lid according to claim 1, characterized in that the support ring (9) and the base (1) are of an integral structure, and the well lid is provided with lifting lugs.