CN214144061U - Safety anti-backflow well cover - Google Patents

Abstract

The utility model discloses a prevent flowing backward formula well lid safely belongs to agricultural technical field, including the well seat, the well head has been seted up on the well seat, install the well lid on the well head, the well lid comprises water leakage board A and water leakage board B, water leakage board A comprises baffle and push rod, the push rod is installed on the baffle, the recess has been seted up in the well seat, the sliding block has been pegged graft in the recess, the size of a dimension of sliding block and the size of a dimension adaptation of recess constitute fixed knot and construct, install the chain on the sliding block, the fixed block is installed to well seat bottom, install the floater in the fixed block, the other end of chain runs through fixed block and fixed mounting on the floater. Through the lift of floater, can effectually prevent upwelling of the inside sewage of sewer, prevent that sewage from pouring backward, increase the practicality of device, through adjusting water leakage board A and water leakage board B, avoid the pedestrian to be out of order to fall in the sewer, increased the security of device.

Description

Safety anti-backflow well cover

Technical Field

The utility model relates to an urban public equipment technical field especially relates to a prevent flowing backward formula well lid safely.

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..

Patent CN200980153480.2 discloses a manhole cover which can stably bear external load by keeping balance when connecting an upper main body and a lower main body, prevent rainwater from flowing into the inside of the manhole, and can stably fix the upper main body in the lower main body. To achieve the above object, the present invention includes: a lower body having a hollow interior, a spiral rib formed along an inner circumferential surface of the hollow interior, and a concave-convex portion formed on an upper surface of the spiral rib; an upper body connected to the inside of the lower body, having a hollow inside, and having a spiral rib and a concave-convex portion formed along an outer peripheral surface thereof, the spiral rib and the concave-convex portion corresponding to the spiral rib and the concave-convex portion of the lower body, and having a protrusion on an upper surface thereof; a cover body which is mounted on the projection of the upper main body and prevents foreign matters from entering the upper main body; and a waterproof unit which is detachably provided in the upper body and prevents rainwater from entering the inside of the well.

Some of the above-mentioned utility model have the disadvantages: 1. in rainy days, the inside of the sewer is blocked, sewage flowing into the sewer can flow back from the well cover, the appearance of a city is influenced, and the peculiar smell is heavy. 2. Pedestrians or small cars on the road can fall into the manhole cover sometimes, so that accident injury is caused, and safety of citizens is harmed.

SUMMERY OF THE UTILITY MODEL

The utility model provides a formula well lid is prevented flowing backward safely aims at the lift through the floater, can effectually prevent the upwelling of the inside sewage of sewer, prevents that sewage from flowing backward, has increased the practicality of device, through adjusting water leakage board A and water leakage board B, avoids in the pedestrian loses sufficient fall sewer, has increased the security of device.

The utility model provides a specific technical scheme as follows:

the utility model provides a pair of prevent flowing backward formula well lid safely, including the well seat, the well head has been seted up on the well seat, install the well lid on the well head, the well lid comprises water leakage board A and water leakage board B, water leakage board A comprises baffle and push rod, the push rod is installed on the baffle, the recess has been seted up in the well seat, it has the sliding block to peg graft in the recess, the size of a dimension of sliding block and the size of a dimension adaptation of recess constitute fixed knot and construct, install the chain on the sliding block, the fixed block is installed to well seat bottom, install the floater in the fixed block, the other end of chain runs through fixed block and fixed mounting on the floater, the size of a dimension of floater and the size of a dimension adaptation of well head.

Optionally, the inner components of the water leakage plate a and the water leakage plate B are consistent, and the sizes of the water leakage plate a and the water leakage plate B are larger than the size of the wellhead.

Optionally, the well lid has been seted up the spout, the size of a dimension and the size adaptation of baffle of spout constitute sliding structure.

Optionally, the bottom of the water leakage plate a and the bottom of the water leakage plate B are provided with anti-falling nets.

Optionally, moving grooves are formed in two ends of the fixing block, and the size of each moving groove is matched with that of the floating ball.

The utility model has the advantages as follows:

1. the embodiment of the utility model provides a safe anti-backflow well lid, when raining, rainwater enters the well head along the well lid, peg graft the sliding block inside the recess, rainwater permeates the well head and flows toward the fixed block, install the floater in the fixed block, rainwater beats on the floater, the fixed block both ends have all been seted up the shifting chute, the size of shifting chute and the size adaptation of floater, the floater moves down in the shifting chute perpendicularly, rainwater leaks into the sewer along the floater, when the sewer blocks up, sewage in the sewer can float up along with the rainwater that enters, when sewage in the sewer pours into the fixed block, sewage can support the floater and move up in the shifting chute perpendicularly, the size of floater and the size adaptation of well head, when the floater reaches well head bottom, block up the well head, prevent sewage from upwelling, through the lift of floater, the device can effectively prevent the sewage in the sewer from upwelling, prevent the sewage from flowing backwards and increase the practicability of the device.

2. The embodiment of the utility model provides a safe anti-backflow well lid, when fine, the push rod on the water leakage board A is moved, the push rod pushes the push plate, the well lid is provided with a chute, the size of the chute is matched with the size of the baffle plate to form a sliding structure, the push plate is moved to the end of the chute through the push rod, the internal composition structure of the water leakage board A and the water leakage board B is consistent, the push rod on the water leakage board B is pushed, the push rod moves the push plate to the end of the chute, the size of the water leakage board A and the water leakage board B is larger than that of a well opening, the well opening is blocked by the water leakage board A and the water leakage board B, the pedestrian is prevented from being out of order, when the pedestrian falls into the well, the anti-falling net is used for supporting the pedestrian, the anti-falling net can prevent large-scale impurities from being blocked, the sewer is prevented from being blocked, and the sewer is convenient to clean, when raining too much, drainage system can not follow up, can promote the push rod on weeping board A and the weeping board B, increase the efficiency of drainage, avoid urban waterlogging, through adjusting weeping board A and weeping board B, avoid the pedestrian to fall the sewer in the underfoot, increased the security of device.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a schematic view of a front-view cross-sectional structure of a safety backflow-preventing well lid according to an embodiment of the present invention;

fig. 2 is the utility model discloses a prevent overlooking the structural schematic diagram of flowing backward formula well lid safely.

Fig. 3 is the utility model discloses a leak water board A inside expanded structure schematic diagram in fig. 1 of formula well lid is prevented flowing backward safely.

In the figure: 1. a well base; 2. a well cover; 3. a groove; 4. a slider; 5. a chain; 6. a fixed block; 7. A moving groove; 8. a floating ball; 9. a falling prevention net; 10. a wellhead; 11. a water leakage plate A; 12. a water leakage plate B; 13. A baffle plate; 14. a push rod; 15. a chute.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

The following will describe in detail a safety anti-backflow well lid according to an embodiment of the present invention with reference to fig. 1 to 3.

Referring to fig. 1, 2 and 3, an embodiment of the present invention provides a safety anti-backflow well lid, which includes a well base 1, the well seat 1 is provided with a well mouth 10, the well mouth 10 is provided with a well cover 2, the well cover 2 consists of a water leakage plate A11 and a water leakage plate B12, the water leakage plate A11 is composed of a baffle plate 13 and a push rod 14, the push rod 14 is arranged on the baffle plate 13, a groove 3 is arranged in the well seat 1, a sliding block 4 is inserted in the groove 3, the size of the sliding block 4 is matched with that of the groove 3 to form a fixed structure, the sliding block 4 is provided with a chain 5, the bottom of the well seat 1 is provided with a fixed block 6, a floating ball 8 is arranged in the fixed block 6, the other end of the chain 5 penetrates through the fixing block 6 and is fixedly installed on the floating ball 8, and the size of the floating ball 8 is matched with that of the well head 10.

Referring to fig. 1, 2 and 3, the push rod 14 on the water leakage plate a11 and the water leakage plate B12 is pushed, the push rod 14 moves the push rod to the end of the chute 15, the sizes of the water leakage plate a11 and the water leakage plate B12 are larger than the size of the wellhead 10, and the water leakage plate a11 and the water leakage plate B12 block the wellhead 10 to prevent a pedestrian from being out of order and falling into the well.

Referring to fig. 1, 2 and 3, in a sunny day, the push rod 14 on the water leakage plate a11 is moved, the push rod 14 pushes the push plate, the push plate is moved to the tail end of the sliding groove 15 through the push rod 14, the push rod 14 on the water leakage plate B12 is pushed, the push plate is moved to the tail end of the sliding groove 15 through the push rod 14, the sizes of the water leakage plate a11 and the water leakage plate B12 are larger than the size of the wellhead 10, the water leakage plate a11 and the water leakage plate B12 block the wellhead 10 to avoid the pedestrian from being out of feet, the pedestrian falls into the well, when the rain is too heavy and the drainage system cannot keep up, the push rod 14 on the water leakage plate a11 and the water leakage plate B12 can be pushed, the drainage efficiency is improved, and urban.

Referring to fig. 1, when a pedestrian falls into a well due to a foot fall, the falling prevention net 9 provides support to the pedestrian and the falling prevention net 9 prevents large-sized foreign substances, prevents the foreign substances from blocking a sewer, facilitates cleaning of the sewer,

referring to fig. 1, when raining, rainwater enters a wellhead 10 along a manhole cover 2, a sliding block 4 is inserted into a groove 3, rainwater flows into a fixed block 6 through the wellhead 10, a floating ball 8 is installed in the fixed block 6, rainwater falls on the floating ball 8, moving grooves 7 are formed in two ends of the fixed block 6, the size of each moving groove 7 is matched with that of the floating ball 8, the floating ball 8 vertically moves downwards in the moving groove 7, rainwater leaks into a sewer along the floating ball 8, when the sewer is blocked, sewage in the sewer floats upwards along with the entering rainwater, when the sewage in the sewer is poured into the fixed block 6, the sewage can support the floating ball 8 to vertically move upwards in the moving groove 7, the size of the floating ball 8 is matched with that of the wellhead 10, when the floating ball 8 reaches the bottom of the wellhead 10, the wellhead 10 is blocked, and the sewage is prevented from upwelling, through the lift of floater 8, can effectually prevent upwelling of the inside sewage of sewer, prevent that sewage from flowing backward, increase the practicality of device.

The embodiment of the utility model provides a safe anti-backflow well lid 2, when raining, rainwater enters the well mouth 10 along the well lid 2, the sliding block 4 is inserted in the groove 3, rainwater flows into the fixed block 6 through the well mouth 10, the floating ball 8 is installed in the fixed block 6, rainwater falls on the floating ball 8, the two ends of the fixed block 6 are both provided with the moving grooves 7, the size of the moving grooves 7 is matched with that of the floating ball 8, the floating ball 8 vertically moves downwards in the moving groove 7, rainwater leaks into the sewer along the floating ball 8, when the sewer is blocked, sewage in the sewer floats upwards along with the entering rainwater, when sewage in the sewer is poured into the fixed block 6, the sewage can support the floating ball 8 to vertically move upwards in the moving groove 7, the size of the floating ball 8 is matched with that of the well mouth 10, when the floating ball 8 reaches the bottom of the well mouth 10, the floating ball 8 blocks the well mouth 10 to prevent the sewage from upwelling, the upwelling of the sewage in the sewer can be effectively prevented through the lifting of the floating ball 8, the sewage is prevented from flowing backwards, in sunny days, the push rod 14 on the water leakage plate A11 is moved, the push rod 14 pushes the push plate, the well lid 2 is provided with the sliding groove 15, the size of the sliding groove 15 is matched with that of the baffle 13 to form a sliding structure, the push plate is moved to the tail end of the sliding groove 15 through the push rod 14, the internal composition structure of the water leakage plate A11 and the water leakage plate B12 is consistent, the push rod 14 on the water leakage plate B12 is pushed, the push rod 14 moves the push plate to the tail end of the sliding groove 15, the sizes of the water leakage plate A11 and the water leakage plate B12 are larger than that of the well mouth 10, the water leakage plate A11 and the water leakage plate B12 block the well mouth 10 to prevent the pedestrian from falling down, the pedestrian falls into the well, the falling-down net 9 is installed at the bottoms of the water leakage plate A11 and the water leakage plate B12, prevent falling net 9 and provide the support and prevent falling net 9 and can stop large-scale impurity to the pedestrian, avoid impurity to plug up the sewer, be convenient for clear up the sewer, it is too big at the rainy time, when drainage system can't keep up, can promote the push rod 14 on water leakage board A11 and the water leakage board B12, increase the efficiency of drainage, avoid urban waterlogging, through adjusting water leakage board A11 and water leakage board B12, in avoiding pedestrian's step-down to fall the sewer, the security of device has been increased.

It is apparent that those skilled in the art can make various changes and modifications to the embodiments of the present invention without departing from the spirit and scope of the embodiments of the present invention. Thus, if such modifications and variations of the embodiments of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to include such modifications and variations.

Claims (5)

1. The safe backflow-preventing well lid comprises a well base (1) and is characterized in that a well opening (10) is formed in the well base (1), a well lid (2) is installed on the well opening (10), the well lid (2) is composed of a water leakage plate A (11) and a water leakage plate B (12), the water leakage plate A (11) is composed of a baffle plate (13) and a push rod (14), the push rod (14) is installed on the baffle plate (13), a groove (3) is formed in the well base (1), a sliding block (4) is inserted in the groove (3), the size of the sliding block (4) is matched with the size of the groove (3) to form a fixed structure, a chain (5) is installed on the sliding block (4), a fixed block (6) is installed at the bottom of the well base (1), a floating ball (8) is installed in the fixed block (6), and the other end of the chain (5) penetrates through the fixed block (6) and is fixedly installed on the floating ball (8), the size of the floating ball (8) is matched with that of the well head (10).

2. The safety anti-backflow well lid is characterized in that the inner composition structures of the water leakage plate A (11) and the water leakage plate B (12) are consistent, and the sizes of the water leakage plate A (11) and the water leakage plate B (12) are larger than that of a well head (10).

3. The safety anti-backflow well lid according to claim 1, characterized in that a sliding groove (15) is formed in the well lid (2), and the sliding groove (15) is matched with the baffle (13) in size to form a sliding structure.

4. A safety manhole cover against backflow, according to claim 1, wherein the bottom of the water leakage plate a (11) and the water leakage plate B (12) are provided with falling-down prevention nets (9).

5. The safety anti-backflow well lid according to claim 1, characterized in that two ends of the fixed block (6) are respectively provided with a moving groove (7), and the size of the moving groove (7) is matched with the size of the floating ball (8).

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