CN111456204B - Prevent deodorant drainage well lid of blocking up - Google Patents
Prevent deodorant drainage well lid of blocking up Download PDFInfo
- Publication number
- CN111456204B CN111456204B CN202010367276.9A CN202010367276A CN111456204B CN 111456204 B CN111456204 B CN 111456204B CN 202010367276 A CN202010367276 A CN 202010367276A CN 111456204 B CN111456204 B CN 111456204B
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- receiving tank
- water receiving
- water
- piston
- well lid
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- 230000000903 blocking effect Effects 0.000 title abstract description 8
- 239000002781 deodorant agent Substances 0.000 title description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 225
- 238000005192 partition Methods 0.000 claims abstract description 4
- 238000000034 method Methods 0.000 claims description 8
- 238000007599 discharging Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
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Classifications
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0404—Gullies for use in roads or pavements with a permanent or temporary filtering device; Filtering devices specially adapted therefor
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
- E03F5/0405—Gullies for use in roads or pavements with an odour seal
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- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Water Supply & Treatment (AREA)
- Sewage (AREA)
Abstract
The invention relates to an anti-blocking odor-resistant drainage well lid, which effectively solves the problem of low well lid drainage efficiency caused by blocking partial water inlets by garbage; the technical scheme for solving the problem is that the manhole cover comprises a manhole cover, wherein a left row and a right row of vertical water inlet pipes are inserted in the manhole cover, each row of water inlet pipes consists of a plurality of round pipes, a piston is arranged in each round pipe, and the lower end of each piston is connected with a piston rod; a water collecting tank is fixedly connected below the well cover, the position, close to the middle lower part, of the side wall of the circular tube is communicated with a flow guide pipe, and the other ends of the flow guide pipes are arranged on the upper edge of the water collecting tank; a water receiving tank is hinged below the water collecting tank, and a partition board is arranged in the water receiving tank to divide the water receiving tank into a left water receiving tank and a right water receiving tank which are symmetrical left and right; a plurality of arc-shaped plates which are in one-to-one correspondence with the piston rods are uniformly arranged in the left water receiving tank and the right water receiving tank, and the piston rods are connected with the arc-shaped plates in a sliding manner; the invention solves the problem of low drainage efficiency of the well lid caused by blocking part of the water inlet by garbage, can prevent the well lid from being blocked and can prevent odor in the well from leaking outside.
Description
Technical Field
The invention relates to the field of municipal engineering equipment, in particular to an anti-blocking deodorant drainage well cover.
Background
When the people do not rain, a sanitation worker can clean garbage near the well cover in time, at the moment, the well cover does not need to drain water, but odor in the well needs to be prevented from emitting, and the existing drainage well cover is provided with a plurality of vertically through drainage holes, so that the odor in the well cannot be prevented from leaking; in rainy days, the sanitation worker can not clean the rubbish near the well lid in time, and the rubbish floats on the well lid along with rivers, plugs up the part water inlet on the well lid, reduces drainage efficiency.
Disclosure of Invention
In view of the above situation, in order to solve the problems in the prior art, the invention aims to provide an anti-blocking deodorant drainage well lid, which can effectively solve the problem of low well lid drainage efficiency caused by that garbage blocks part of a water inlet due to rainwater.
The technical scheme for solving the problem is that the manhole cover comprises a manhole cover, wherein a left row and a right row of vertical water inlet pipes are inserted in the manhole cover, each row of water inlet pipes consists of a plurality of round pipes, the lower ends of the round pipes are lower than the lower end surface of the manhole cover, a piston capable of moving up and down is arranged in each round pipe, the lower end of the piston is connected with a piston rod, and the lower end of the piston rod extends; a funnel-shaped water collecting tank is fixedly connected below the well cover, a water outlet is formed in the lower end of the water collecting tank, a flow guide pipe is communicated with the position, close to the middle of the side wall of each round pipe, of the middle of each round pipe, and the other ends of the flow guide pipes are arranged on the upper edge of the water collecting tank; an articulated shaft which is fixed on the well wall from front to back is arranged below the water collecting tank, a water receiving tank is articulated on the articulated shaft, a partition plate is fixed in the water receiving tank from front to back, and the water receiving tank is divided into a left water receiving tank and a right water receiving tank which are symmetrical from left to right; a plurality of arc plates in the left and right directions are arranged in the left water receiving tank and the right water receiving tank respectively, the arc plates correspond to the piston rods one by one, and the lower ends of the piston rods are connected with the arc plates in a sliding manner; when the whole water receiving tank rotates leftwards to enable all water in the cavity of the left water receiving tank to flow out, the left water receiving tank is arranged at the lowest end of the left water receiving tank, and the right water receiving tank is arranged at the highest end of the left water receiving tank; similarly, when whole water receiving tank rotated right and made the water in the right water receiving tank cavity whole can flow out, the lower extreme of its position is arranged in to right water receiving tank, the top of its position is arranged in to left water receiving tank simultaneously, at this moment, the arc on the right water receiving tank drives the below that the piston was arranged in pipe and honeycomb duct junction in the piston rod, the arc on the left water receiving tank drives the piston through the piston rod and arranges the top of pipe and honeycomb duct junction in, at whole water receiving tank pivoted right in-process, the delivery port on the water collecting tank is located the upper end of left water receiving tank.
Rainwater flows into the water collecting tank through the flow guide pipe, and flows into the left water receiving tank or the right water receiving tank of the water receiving tank alternately after being collected by the water collecting tank, so that the whole water receiving tank continuously swings left and right around the hinge shaft, two rows of piston rods are pushed and pulled by the arc-shaped plate on the water receiving tank to drive two rows of pistons to move up and down alternately, water in the circular pipe is impacted upwards, garbage blocking the circular pipe is flushed, and the aim of preventing the well cover from being blocked and not discharging water can be achieved; meanwhile, after water is drained, the water receiving tank stops moving, one row of pistons are located above the joint of the circular tube and the flow guide tube to form a block, the other row of pistons are located below the joint of the circular tube and the flow guide tube, and water remained at the joint of the circular tube and the flow guide tube can form a water seal, so that odor in the well is prevented from leaking.
Drawings
Fig. 1 is a front sectional view of the present invention.
Fig. 2 is a partially enlarged view a of fig. 1.
Fig. 3 is a perspective view of the water receiving tank.
Fig. 4 is a perspective view of the piston rod.
Detailed Description
The following describes in further detail embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1 to 4, the manhole cover comprises a manhole cover 1, wherein a left row and a right row of vertical water inlet pipes 2 are inserted in the manhole cover 1, each row of water inlet pipes 2 consists of a plurality of round pipes 3, the lower ends of the round pipes 3 are lower than the lower end surface of the manhole cover 1, a piston 4 capable of moving up and down is arranged in each round pipe 3, the lower end of each piston 4 is hinged with a piston rod 5, and the lower end of each piston rod 5 extends out of the lower end of each; a funnel-shaped water collecting groove 6 is fixedly connected below the well cover 1, a water outlet is formed in the lower end of the water collecting groove 6, a guide pipe 7 is communicated with the lower portion of the middle of the side wall of each circular pipe 3, and the other ends of the guide pipes 7 are arranged on the upper edge of the water collecting groove 6; an articulated shaft 8 which is fixed on the well wall from front to back is arranged below the water collecting tank 6, a water receiving tank 9 is articulated on the articulated shaft 8, a partition plate 10 is fixed in the water receiving tank 9 from front to back, and the water receiving tank 9 is divided into a left water receiving tank 11 and a right water receiving tank 12 which are symmetrical from left to right; a plurality of arc-shaped plates 13 in the left and right directions are arranged in the left water receiving tank 11 and the right water receiving tank 12 from front to back, the arc-shaped plates 13 correspond to the piston rods 5 one by one, and the lower ends of the piston rods 5 are connected with the arc-shaped plates 13 in a sliding manner; when the whole water receiving tank 9 rotates leftwards to enable water in the cavity of the left water receiving tank 11 to flow out completely, the left water receiving tank 11 is arranged at the lowest end of the left water receiving tank 11, meanwhile, the right water receiving tank 12 is arranged at the uppermost end of the left water receiving tank 11, at the moment, the arc-shaped plate 13 on the left water receiving tank 11 drives the piston 4 to be arranged below the joint of the circular pipe 3 and the flow guide pipe 7 through the piston rod 5, the arc-shaped plate 13 on the right water receiving tank 12 drives the piston 4 to be arranged above the joint of the circular pipe 3 and the flow guide pipe 7 through the piston rod 5, and in the process that the whole water receiving tank 9 rotates leftwards, the water outlet on; similarly, when the whole water receiving tank 9 rotates rightwards to enable water in the cavity of the right water receiving tank 12 to flow out completely, the right water receiving tank 12 is arranged at the lowest end of the position, meanwhile, the left water receiving tank 11 is arranged at the uppermost end of the position, at the moment, the arc-shaped plate 13 on the right water receiving tank 12 drives the piston 4 through the piston rod 5 to be arranged below the joint of the round pipe 3 and the flow guide pipe 7, the arc-shaped plate 13 on the left water receiving tank 11 drives the piston 4 through the piston rod 5 to be arranged above the joint of the round pipe 3 and the flow guide pipe 7, and in the process of rightward rotation of the whole water receiving tank 9, the water outlet on the water collecting tank 6 is positioned at.
A fixing block 14 is fixed above the front end and the rear end of the water collecting groove 6, and the upper end of the fixing block 14 is fixed on the lower end face of the well lid 1.
In order to enable the piston rod 5 to move up and down and not to be broken easily, the bottom of each circular tube 3 is fixed with a rubber guide block 15, a vertical guide hole 16 is formed in the middle of each rubber guide block 15, and the piston rod 5 is arranged in each guide hole 16 and is in clearance fit; the rubber guide 15 is soft and can be deformed with the lateral displacement of the piston rod 5, thereby playing a guiding role and preventing the piston rod 5 from being broken.
In order to realize the sliding connection between the lower end of the piston rod 5 and the arc-shaped plate 13 of the water receiving tank 9, a vertical supporting plate 17 is fixed below the arc-shaped plate 13, the lower end face of the supporting plate 17 is fixed in the water receiving tank on the corresponding side, and the arc-shaped plate 13 and the water receiving tank 9 are fixed together through the supporting plate 17, so that the vertical sections of the arc-shaped plate 13 and the supporting plate 17 are in a T shape; the supporting plate 17 arranged in the middle is provided with a through hole which is communicated with the same water receiving tank, so that water in the water receiving tank can flow back and forth conveniently; a U-shaped frame 18 with a downward opening is fixed at the lower end of the piston rod 5, sliding blocks 19 with circular vertical sections are fixed on the left inner side wall and the right inner side wall of the U-shaped frame 18, the U-shaped frame 18 is sleeved on the arc-shaped plate 13 with the downward opening, and the two sliding blocks 19 in the U-shaped frame 18 are arranged below the arc-shaped plate 13 and distributed on two sides of the supporting plate 17; when the water receiving tank 9 rotates left and right, the two rows of piston rods 5 are pushed and pulled through the matching of the arc-shaped plate 13, the U-shaped frame 18 and the sliding block 19, and the two rows of pistons 4 are driven to alternately move up and down.
In order to prevent the garbage from directly entering the circular tube 3, the upper end of the circular tube 3 is provided with a filter screen 20 hidden in the well lid 1; the filter screen 20 can separate the rubbish above the well lid 1.
The honeycomb duct 7 is arranged at one end of the upper edge of the water collecting tank 6 and is higher than one end communicated with the circular tube 3; when the rain is not raining, the water receiving tank 9 is inclined to one side, one row of pistons 4 are arranged at the upper end of the circular tube 3 to prevent odor in the well from leaking, the other row of pistons 4 are arranged at the lower end of the circular tube 3, and the communicated part of the circular tube 3 and the flow guide tube 7 can be blocked by a small part of remaining water to form a water seal to prevent the odor from leaking.
In order to prevent the water receiving tank 9 from turning over when rotating left and right, the left side and the right side of the hinged shaft 8 are respectively provided with a stop lever 21 which is fixed on the wall of the well from front to back, and the two stop levers 21 are symmetrical left and right about the hinged shaft 8.
When the water collecting device is used, the water receiving tank 9 is inclined towards the right in an initial state, the bottom of the right water receiving tank 12 is arranged on the right stop lever 21, the left water receiving tank 11 is positioned at the highest position, the piston rods 5 at two sides are driven by the arc-shaped plate 13 in the water receiving tank 9, the right piston 4 is positioned below the joint of the circular pipe 3 and the flow guide pipe 7, the left piston 4 is positioned above the joint of the circular pipe 3 and the flow guide pipe 7, and the bottom of the water collecting tank 6 is opposite to the opening of the left water receiving tank 11.
Rainwater enters the right round pipe 3, enters the water collecting tank 6 through the right guide pipe 7, and then flows into the left water receiving tank 11 from the water outlet of the water collecting tank 6, more and more water is in the left water receiving tank 11, so that the whole water receiving tank 9 rotates leftwards around the hinge shaft 8, the bottom of the left water receiving tank 11 is arranged on the left stop lever 21, the right water receiving tank 12 is positioned at the uppermost end of the position of the left water receiving tank, at the moment, the arc-shaped plate 13 on the left water receiving tank 11 drives the piston 4 to be arranged below the joint of the round pipe 3 and the guide pipe 7 through the piston rod 5, the arc-shaped plate 13 on the right water receiving tank 12 drives the piston 4 to be arranged above the joint of the round pipe 3 and the guide pipe 7 through the piston rod 5, and in the process that the whole water receiving tank; rainwater flowing out of a water outlet of the water collecting tank 6 flows into the right water receiving tank 12, water in the left water receiving tank 11 completely flows out, more and more water is in the right water receiving tank 12, the whole water receiving tank 9 rotates rightwards around the hinge shaft 8, when the whole water receiving tank 9 rotates rightwards, the bottom of the right water receiving tank 12 is placed on the right stop lever 21, the right water receiving tank 12 is placed at the lowest end of the right water receiving tank 12, meanwhile, the left water receiving tank 11 is placed at the uppermost end of the right water receiving tank, at the moment, the arc-shaped plate 13 on the right water receiving tank 12 drives the piston 4 to be placed below the joint of the circular pipe 3 and the flow guide pipe 7 through the piston rod 5, the arc-shaped plate 13 on the left water receiving tank 11 drives the piston 4 to be placed above the joint of the circular pipe 3 and the flow guide pipe 7 through the piston rod 5, and in the; in the reciprocating process, the whole water receiving tank 9 can continuously swing left and right around the hinge shaft 8, and in the process, the arc-shaped plates 13 in the water receiving tank 9 drive the pistons 4 on the two sides to alternately move up and down through the piston rods 5 on the two sides; when the piston 4 moves upwards, water corresponding to the round pipe 3 can be extruded upwards, and garbage blocking the round pipe 3 is flushed away, so that water can smoothly flow into the round pipe 3 for drainage; piston 4 downstream can also have the effect of extraction to the water of well lid 1 top for water gets into pipe 3, improves drainage efficiency.
After the water above the well lid 1 is drained, the water receiving tank 9 can be in a one-side falling state, one row of pistons 4 are located above the joint of the circular tube 3 and the flow guide tube 7 to form a block, the other row of pistons 4 are located below the joint of the circular tube 3 and the flow guide tube 7, and water reserved at the joint of the circular tube 3 and the flow guide tube 7 can form a water seal to prevent odor in the well from leaking.
Rainwater entering from the circular tube 3 flows into the water collecting tank 6 through the flow guide tube 7, and after being collected in the water collecting tank 6, the rainwater alternately flows into the left water receiving tank 11 or the right water receiving tank 12 of the water receiving tank 9 from the lower part of the water collecting tank 6, so that the whole water receiving tank 9 can continuously swing left and right around the hinge shaft 8, and the arc-shaped plate 13 on the water receiving tank 9 can push the two rows of piston rods 5 to drive the two rows of pistons 4 to alternately move up and down; the piston 4 moves upwards to enable water in the round pipe 3 to impact upwards and flush garbage blocking the round pipe 3, so that water can smoothly flow into the round pipe 3, and smooth drainage is guaranteed; the piston 4 moves downwards to accelerate water to enter the circular tube 3, and the drainage efficiency is improved.
According to the invention, one row of pistons 4 is arranged above the joint of the circular tube 3 and the flow guide tube 7 to form a block, the other row of pistons 4 is arranged below the joint of the circular tube 3 and the flow guide tube 7, and water remained at the joint of the circular tube 3 and the flow guide tube 7 can form a water seal, so that the odor in the well can be prevented from leaking.
According to the invention, rainwater entering from the circular pipe 3 flows into the water collecting tank 6 through the flow guide pipe 7, and flows into the left water receiving tank 11 or the right water receiving tank 12 of the water receiving tank 9 alternately after being collected by the water collecting tank 6, so that the whole water receiving tank 9 continuously swings left and right around the hinge shaft 8, the two rows of piston rods 5 are pushed and pulled by the arc-shaped plate 13 on the water receiving tank 9 to drive the two rows of pistons 4 to move up and down alternately, water in the circular pipe 3 is impacted upwards, garbage blocking the circular pipe 3 is flushed, and the aim of preventing the well lid 1 from being blocked and incapable of; meanwhile, after water is drained, the water receiving tank 9 stops moving, one row of pistons 4 is positioned above the joint of the circular tube 3 and the flow guide tube 7 to form a block, the other row of pistons 4 is positioned below the joint of the circular tube 3 and the flow guide tube 7, and water remained at the joint of the circular tube 3 and the flow guide tube 7 can form a water seal, so that odor in the well is prevented from leaking.
Claims (4)
1. The anti-blocking odor-resistant drainage well lid comprises a well lid (1) and is characterized in that a left row and a right row of vertical water inlet pipes (2) are inserted into the well lid (1), each row of water inlet pipes (2) consists of a plurality of round pipes (3), the lower ends of the round pipes (3) are lower than the lower end face of the well lid (1), a piston (4) capable of moving up and down is arranged in each round pipe (3), the lower end of each piston (4) is connected with a piston rod (5), and the lower end of each piston rod (5) extends out of the lower end of each round pipe (3); a funnel-shaped water collecting tank (6) is fixedly connected below the well cover (1), a water outlet is formed in the lower end of the water collecting tank (6), a guide pipe (7) is communicated with the position, close to the lower part, of the middle of the side wall of each round pipe (3), and the other ends of the guide pipes (7) are arranged on the upper edge of the water collecting tank (6); an articulated shaft (8) which is fixed on the well wall from front to back is arranged below the water collecting tank (6), a water receiving tank (9) is articulated on the articulated shaft (8), a partition plate (10) is fixed in the water receiving tank (9) from front to back, and the water receiving tank (9) is divided into a left water receiving tank (11) and a right water receiving tank (12) which are symmetrical from left to right; a plurality of arc plates (13) in the left and right directions are arranged in the left water receiving groove (11) and the right water receiving groove (12) in a front-back mode, the arc plates (13) correspond to the piston rods (5) one by one, and the lower ends of the piston rods (5) are connected with the arc plates (13) in a sliding mode; when the whole water receiving tank (9) rotates leftwards to enable all water in the cavity of the left water receiving tank (11) to flow out, the left water receiving tank (11) is arranged at the lowest end of the position of the left water receiving tank, meanwhile, the right water receiving tank (12) is arranged at the highest end of the position of the left water receiving tank, at the moment, an arc-shaped plate (13) on the left water receiving tank (11) drives a piston (4) to be arranged below the joint of a circular pipe (3) and a flow guide pipe (7) through a piston rod (5), the arc-shaped plate (13) on the right water receiving tank (12) drives the piston (4) to be arranged above the joint of the circular pipe (3) and the flow guide pipe (7) through the piston rod (5), and in the process that the whole water receiving tank (9) rotates leftwards, a water outlet on the water; similarly, when the whole water receiving tank (9) rotates rightwards to enable all water in the cavity of the right water receiving tank (12) to flow out, the right water receiving tank (12) is arranged at the lowest end of the position of the right water receiving tank, and meanwhile, the left water receiving tank (11) is arranged at the highest end of the position of the right water receiving tank, at the moment, an arc-shaped plate (13) on the right water receiving tank (12) drives a piston (4) to be arranged below the joint of a circular pipe (3) and a flow guide pipe (7) through a piston rod (5), the arc-shaped plate (13) on the left water receiving tank (11) drives the piston (4) to be arranged above the joint of the circular pipe (3) and the flow guide pipe (7) through the piston rod (5), and in the process that the whole water receiving tank (9) rotates rightwards, a water outlet on the; a vertical supporting plate (17) is fixed below the arc-shaped plate (13), the lower end face of the supporting plate (17) is fixed in the water receiving tank on the corresponding side, and the arc-shaped plate (13) and the water receiving tank (9) are fixed together through the supporting plate (17), so that the vertical sections of the arc-shaped plate (13) and the supporting plate (17) are in a T shape; a through hole is arranged on the supporting plate (17) arranged in the middle and is communicated with the same water receiving tank, so that water in the water receiving tank can flow back and forth conveniently; the upper end of the round pipe (3) is provided with a filter screen (20) hidden in the well lid (1); the honeycomb duct (7) is arranged at one end of the upper edge of the water collecting groove (6) and is higher than one end communicated with the round pipe (3).
2. The anti-blocking odor-resistant drainage well lid according to claim 1, characterized in that a fixing block (14) is fixed above the front end and the rear end of the water collection tank (6), and the upper end of the fixing block (14) is fixed on the lower end face of the well lid (1).
3. The anti-blocking odor-resistant drainage well lid according to claim 1, wherein a rubber guide block (15) is fixed at the bottom of each circular tube (3), a vertical guide hole (16) is formed in the middle of the rubber guide block (15), and the piston rod (5) is arranged in the guide hole (16) and is in clearance fit with the guide hole.
4. The anti-blocking odor-resistant drainage well lid according to claim 1, characterized in that the left and right sides of the articulated shaft (8) are respectively provided with a stop lever (21) which is fixed on the well wall from front to back, and the two stop levers (21) are symmetrical left and right about the articulated shaft (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010367276.9A CN111456204B (en) | 2020-04-30 | 2020-04-30 | Prevent deodorant drainage well lid of blocking up |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010367276.9A CN111456204B (en) | 2020-04-30 | 2020-04-30 | Prevent deodorant drainage well lid of blocking up |
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| Publication Number | Publication Date |
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| CN111456204A CN111456204A (en) | 2020-07-28 |
| CN111456204B true CN111456204B (en) | 2021-07-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010367276.9A Active CN111456204B (en) | 2020-04-30 | 2020-04-30 | Prevent deodorant drainage well lid of blocking up |
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| Country | Link |
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| CN (1) | CN111456204B (en) |
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| CN2740698Y (en) * | 2004-07-28 | 2005-11-16 | 潘汉辞 | Self-cleaning device of drain cover |
| CN1727592A (en) * | 2004-07-28 | 2006-02-01 | 潘汉辞 | Method of automatic cleaning up rubbish on drainage comb |
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| CN206521815U (en) * | 2017-02-24 | 2017-09-26 | 中国人民解放军空军勤务学院 | Block-resistant type drainage manhole cover |
| CN108589891A (en) * | 2018-06-12 | 2018-09-28 | 昆明理工大学 | Threaded rod rotary-piston type odour-proof floor drain |
| CN108867704A (en) * | 2018-08-23 | 2018-11-23 | 夏柱飞 | It is a kind of pressure balanced from dredging inspection well cover |
| CN109024691A (en) * | 2018-07-12 | 2018-12-18 | 钟秋荣 | A kind of self-draining municipal well lid of rainy day |
| CN208950034U (en) * | 2018-08-16 | 2019-06-07 | 高谦 | A kind of road rainwater collecting well lid having anti-blockage function |
| CN209741919U (en) * | 2019-03-05 | 2019-12-06 | 四川职业技术学院 | town road arranges well lid fast |
| CN110670704A (en) * | 2019-10-01 | 2020-01-10 | 济宁山云宇内机电科技有限公司 | Automatic dirt removing cover plate for drainage and working method |
| CN210151885U (en) * | 2019-03-26 | 2020-03-17 | 谢铭锋 | Insect-proof and odor-proof floor drain |
| CN210302680U (en) * | 2019-05-16 | 2020-04-14 | 同泰(深圳)生物科技有限公司 | Paper mill effluent treatment plant |
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2020
- 2020-04-30 CN CN202010367276.9A patent/CN111456204B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2740698Y (en) * | 2004-07-28 | 2005-11-16 | 潘汉辞 | Self-cleaning device of drain cover |
| CN1727592A (en) * | 2004-07-28 | 2006-02-01 | 潘汉辞 | Method of automatic cleaning up rubbish on drainage comb |
| CN202017253U (en) * | 2011-02-17 | 2011-10-26 | 镇江市环境科学研究所 | Cleaning device for rainwater well grids |
| CN206521815U (en) * | 2017-02-24 | 2017-09-26 | 中国人民解放军空军勤务学院 | Block-resistant type drainage manhole cover |
| CN108589891A (en) * | 2018-06-12 | 2018-09-28 | 昆明理工大学 | Threaded rod rotary-piston type odour-proof floor drain |
| CN109024691A (en) * | 2018-07-12 | 2018-12-18 | 钟秋荣 | A kind of self-draining municipal well lid of rainy day |
| CN208950034U (en) * | 2018-08-16 | 2019-06-07 | 高谦 | A kind of road rainwater collecting well lid having anti-blockage function |
| CN108867704A (en) * | 2018-08-23 | 2018-11-23 | 夏柱飞 | It is a kind of pressure balanced from dredging inspection well cover |
| CN209741919U (en) * | 2019-03-05 | 2019-12-06 | 四川职业技术学院 | town road arranges well lid fast |
| CN210151885U (en) * | 2019-03-26 | 2020-03-17 | 谢铭锋 | Insect-proof and odor-proof floor drain |
| CN210302680U (en) * | 2019-05-16 | 2020-04-14 | 同泰(深圳)生物科技有限公司 | Paper mill effluent treatment plant |
| CN110670704A (en) * | 2019-10-01 | 2020-01-10 | 济宁山云宇内机电科技有限公司 | Automatic dirt removing cover plate for drainage and working method |
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| CN111456204A (en) | 2020-07-28 |
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