CN219411165U - Safety drain well cover - Google Patents

Abstract

The utility model discloses a safety drain well cover, which comprises a top plate, wherein a cover body is arranged on the top plate, a water inlet hole is formed in the cover body, and a cylinder body is arranged at the bottom of the top plate; two U-shaped plates are symmetrically arranged on the inner wall of the cylinder body, guide wheels are rotatably arranged in the U-shaped plates, guide rails are arranged at the bottoms of the U-shaped plates, and corrugated air bags are arranged at the bottoms of the guide rails; when the utility model is used, when the rice-shaped air bag is subjected to the pressure of falling of a human body, the traction rope can be driven to move downwards, the limiting block is pulled to extrude the ripple air bag to shrink quickly, and when the ripple air bag shrinks quickly, internal gas flows into the rice-shaped air bag through the hose to enable the rice-shaped air bag to be inflated quickly, so that the volume is expanded, the impact force caused by falling of the human body is reduced, the effect of falling buffering is achieved, the falling of the human body is stopped by utilizing the expansion of the volume, and the falling safety protection effect is obviously improved.

Description

Safety drain well cover

Technical Field

The utility model relates to the technical field of drain well covers, in particular to a safe drain well cover.

Background

The well lid is used for covering a road or a deep well in a home and preventing people or objects from falling. The manhole cover can be divided into a metal manhole cover, a high-strength fiber cement concrete manhole cover, a resin manhole cover and the like according to materials. Generally circular. Can be used for green belts, sidewalks, motor lanes, wharfs, alleys and the like.

However, there is also certain problem in the in-service use of current drain well lid, and its current drain well lid is when in-service use, in order to avoid personnel to fall the phenomenon, can install the anti-falling net additional in the well lid bottom generally, when taking place personnel to fall the phenomenon, this anti-falling net is nevertheless can play the interception effect, but its simple structure lacks buffer gear, is difficult to reduce the impact force that human whereabouts brought, leads to letting human skin or skeleton injured easily in the interception process, lacks the human safety protection effect of higher efficiency.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art.

Therefore, an object of the present utility model is to provide a safety drain well cover, which can rapidly inflate a rice-shaped air bag by using the pressure of falling, so as to expand the volume, further reduce the impact force caused by falling of a human body, play a role in buffering falling, and improve the safety protection effect of the human body when falling.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the safety drain well lid comprises a top plate, wherein a cover body is arranged on the top plate, a water inlet hole is formed in the cover body, and a cylinder body is arranged at the bottom of the top plate; the inner wall symmetry of barrel installs two U-shaped boards, the inside rotation of U-shaped board installs the leading wheel, the guided way is installed to the bottom of U-shaped board, the bottom of guided way is equipped with ripple gasbag, be equipped with the haulage rope on the leading wheel, the one end of haulage rope runs through guided way and ripple gasbag, and fixedly connected with stopper, the other end fixedly connected with annular slab of haulage rope, the internally mounted of annular slab has a rice shape gasbag, the outside intercommunication of ripple gasbag has the hose, the one end of hose communicate in the bottom of rice shape gasbag.

Preferably, the outside fixedly connected with slider of haulage rope, the gyro wheel is all installed to the both sides of slider, the slider pass through gyro wheel slidable mounting in the inside of guided way.

Preferably, a filter screen is arranged at the bottom of the cylinder.

Preferably, the outer part of the cover body is rotatably mounted on the top of the top plate through a hinge shaft.

Preferably, a plurality of protruding blocks are arranged at the top of the cover body at equal intervals.

Preferably, the length of the hauling cable exceeds the length of the barrel.

Compared with the prior art, the utility model has the beneficial effects that: when the utility model is used, when the rice-shaped air bag is subjected to the pressure of falling of a human body, the traction rope can be driven to move downwards, the limiting block is pulled to extrude the ripple air bag to shrink quickly, and when the ripple air bag shrinks quickly, internal gas flows into the rice-shaped air bag through the hose to enable the rice-shaped air bag to be inflated quickly, so that the volume is expanded, the impact force caused by falling of the human body is reduced, the effect of falling buffering is achieved, the human body is stopped from continuously falling downwards by utilizing the expansion of the volume, and the safety protection effect of the human body when falling is obviously improved.

Drawings

FIG. 1 is a schematic structural view of a safety drain cover of the present utility model;

FIG. 2 is a schematic cross-sectional view of a cylinder in the safety drain cover of the present utility model;

FIG. 3 is a schematic structural view of an annular plate in the safety drain cover of the present utility model;

fig. 4 is a partially enlarged schematic view of the structure of fig. 2 a according to the present utility model.

In the figure: 1. a top plate; 2. a cover body; 3. a protruding block; 4. an annular plate; 5. a guide rail; 6. a cylinder; 7. a U-shaped plate; 8. a traction rope; 9. a guide wheel; 10. a bellows balloon; 11. a limiting block; 12. a hose; 13. a filter screen; 14. a rice-shaped air bag; 15. a roller; 16. a sliding block.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-4, an embodiment of the present utility model provides a safety drain cover, comprising: top plate 1, lid 2 and cylinder 6.

The well cover comprises a top plate 1, a cover body 2 and a cylinder 6, wherein the top plate 1 is provided with the cover body 2, the cover body 2 is provided with a water inlet hole, the bottom of the top plate 1 is provided with the cylinder 6, the well cover is composed of the top plate 1, the cover body 2 and the cylinder 6, the top plate 1 is covered in a road surface together with the cover body 2, and accumulated water is guided to enter the cylinder 6 by the water inlet hole on the cover body 2 and flows into a drainage system through the cylinder 6;

wherein, two U-shaped plates 7 are installed to the inner wall symmetry of barrel 6, the guide rail 5 is installed to the inside rotation of U-shaped plate 7 installs the bottom of leading wheel 9,U shaped plate 7, the bottom of guide rail 5 is equipped with ripple gasbag 10, be equipped with haulage rope 8 on the leading wheel 9, the one end of haulage rope 8 runs through guide rail 5 and ripple gasbag 10, and fixedly connected with stopper 11, the other end fixedly connected with annular slab 4 of haulage rope 8, the internally mounted of annular slab 4 has meter-shaped gasbag 14, the outside intercommunication of ripple gasbag 10 has hose 12, the one end of hose 12 communicates in the bottom of meter-shaped gasbag 14, install at the inside annular slab 4 of barrel 6 and meter-shaped gasbag 14 suspend in barrel 6 under the effect of haulage rope 8, can drive haulage rope 8 and move downwards when the pressure of the weight of human body is received to meter-shaped gasbag 14, the inside gas through hose 12 flows to meter-shaped gasbag 14 is fast to inflate to meter-shaped gasbag 14 in the in-process that the ripple gasbag 10 is fast shrink, make the volume expand, and then reduce the impact force that the human body down brings, wherein, the stability of the extension rope 8 can be avoided when the extension rope 8 is passed through to the outside when the pressure of the weight of the ripple gasbag 8 is received to the outside.

Wherein, the outside fixedly connected with slider 16 of haulage rope 8, gyro wheel 15 is all installed to the both sides of slider 16, and slider 16 passes through gyro wheel 15 slidable mounting in the inside of guided way 5, and slider 16 collocation gyro wheel 15 can be along with haulage rope 8 upper and lower slip in guided way 5 in the use, and the smoothness nature when the gyro wheel 15 can increase the slip.

As shown in fig. 1-4, in order to avoid impurities in the accumulated water from being discharged into the drainage system, a filter screen 13 is arranged at the bottom of the cylinder 6; the outside of the cover body 2 is rotatably arranged at the top of the top plate 1 through a hinge shaft, and the cover body 2 arranged through the hinge shaft can be rotated, opened and closed at the top of the top plate 1; in order to prompt the pedestrian to walk, the top of the cover body 2 is provided with a plurality of equidistantly arranged convex blocks 3, and the pedestrian can pay attention to the position of the well cover when stepping on the convex blocks 3, so that the pedestrian can observe and pay attention to the position of the well cover conveniently.

Wherein the length of the hauling cable 8 exceeds the length of the barrel 6 in order to avoid that the hauling cable 8 is too short.

According to the technical scheme, the working steps of the scheme are summarized and carded: the well cover disclosed by the utility model consists of a top plate 1, a cover body 2 and a cylinder 6, wherein the top plate 1 is covered in a road surface by matching with the cover body 2, water is guided to enter the cylinder 6 by utilizing a water inlet hole on the cover body 2, and flows into a drainage system through the cylinder 6, wherein an annular plate 4 and a rice-shaped air bag 14 which are arranged in the cylinder 6 are suspended in the cylinder 6 under the action of a traction rope 8, when the rice-shaped air bag 14 is subjected to the pressure of falling of a human body, the traction rope 8 can be driven to move downwards, a limiting block 11 is pulled to press a corrugated air bag 10 to shrink fast, and in the process of shrinking the corrugated air bag 10 fast, internal gas flows into the rice-shaped air bag 14 through a hose 12, so that the rice-shaped air bag 14 is inflated fast, the volume is inflated, the impact force caused by falling of the human body is reduced, the effect of buffering the falling is achieved, the human body is blocked from continuously falling downwards by the expansion caused, and the falling safety protection effect is obviously improved.

None of the utility models are related to the same or are capable of being practiced in the prior art. Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a safe drainage well lid, includes roof (1), be equipped with lid (2) on roof (1), be equipped with the inlet opening on lid (2), barrel (6), its characterized in that are installed to the bottom of roof (1):

two U-shaped plates (7) are symmetrically arranged on the inner wall of the cylinder body (6), guide wheels (9) are rotatably arranged in the U-shaped plates (7), guide rails (5) are arranged at the bottoms of the U-shaped plates (7), corrugated air bags (10) are arranged at the bottoms of the guide rails (5), traction ropes (8) are arranged on the guide wheels (9), one ends of the traction ropes (8) penetrate through the guide rails (5) and the corrugated air bags (10), and fixedly connected with stopper (11), the other end fixedly connected with annular plate (4) of haulage rope (8), internally mounted of annular plate (4) has rice shape gasbag (14), the outside intercommunication of ripple gasbag (10) has hose (12), the one end of hose (12) communicate in the bottom of rice shape gasbag (14).

2. The safety drain well cover according to claim 1, wherein: the outside fixedly connected with slider (16) of haulage rope (8), gyro wheel (15) are all installed to the both sides of slider (16), slider (16) pass through gyro wheel (15) slidable mounting in the inside of guided way (5).

3. The safety drain well cover according to claim 1, wherein: a filter screen (13) is arranged at the bottom of the cylinder body (6).

4. The safety drain well cover according to claim 1, wherein: the outside of the cover body (2) is rotatably arranged at the top of the top plate (1) through a hinge shaft.

5. The safety drain well cover according to claim 1, wherein: the top of the cover body (2) is provided with a plurality of convex blocks (3) which are equidistantly arranged.

6. The safety drain well cover according to claim 1, wherein: the length of the hauling cable (8) exceeds the length of the cylinder (6).