Anti-blocking device and method for environment-friendly gutter inlet

By designing an environmentally friendly anti-blocking device for rainwater outlets, the hydraulic cylinder and lift plate are used to drive the rainwater grate and sewage collection basket upwards, conveniently clean up blockages, and automatically move downwards through the reset mechanism, the problems of easy blockage and low cleaning efficiency of rainwater outlets are solved, and efficient and energy-saving rainwater outlet cleaning effect is achieved.

CN119531475APending Publication Date: 2025-02-28CHINA MCC17 GRP CO LTD
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Patent Information

Application Number
CN202411888793.5
Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
Filing Date
2024-12-20
Publication Date
2025-02-28

AI Technical Summary

Technical Problem

In the prior art, the rainwater outlet is prone to blockage due to the gathering of green branches and debris on the road surface, which affects drainage efficiency, and the existing cleaning methods are inefficient and have high maintenance costs.

Method used

Design an environmentally friendly rainwater outlet anti-blocking device, including a box, pedal, hydraulic cylinder, lifting plate, slider, transmission rod, telescopic rod, rainwater grate and sewage collection basket. Through the cooperation of the hydraulic cylinder and the lifting plate, the rainwater grate and the sewage collection basket are driven upward, so personnel can easily clean up blockages and automatically move downward through the reset mechanism.

Benefits of technology

The efficient cleaning of rainwater outlets is achieved, and the cleaning work can be completed by a single person, saving labor costs, improving cleaning efficiency, and reducing the risk of urban flooding.

✦ Generated by Eureka AI based on patent content.

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Abstract

The invention discloses an anti-blocking device and method for an environment-friendly gutter inlet, and belongs to the technical field of municipal road water supply and drainage pipeline construction. The anti-blocking device for the environment-friendly gutter inlet comprises a box body and further comprises a fixing base, the fixing base is located on one side of the box body, and a first hydraulic cylinder and a second hydraulic cylinder are arranged in the fixing base. In order to solve the problems that the cleaning difficulty of the interior of a gutter inlet is large, the cleaning efficiency is low, and the later maintenance cost is large, when the gutter inlet is blocked, a person stands on a pedal, the pedal descends to drive a rainwater grate and a dirt collecting basket to move upwards, then the person takes out the dirt collecting basket from the interior of a box body, cleans blockages in the dirt collecting basket and then resets the dirt collecting basket, and the gutter inlet is cleaned. And then the personnel leave the pedal, the rainwater grate and the dirt collecting basket move downwards, and the rainwater grate is reset again, so that the rainwater opening dirt cleaning operation is completed, the cleaning work can be completed by one person, the labor cost is saved, and the cleaning efficiency after the rainwater opening is blocked is improved.
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Description

Technical Field

[0001] The invention relates to the technical field of municipal road water supply and drainage pipeline construction, and in particular to an environmentally friendly rainwater outlet anti-blocking device and method. Background Art

[0002] In municipal roads, rainwater naturally flows to both sides of the road through the road arch (cross slope), and is collected and discharged into the rainwater main pipe through the stormwater outlet. Therefore, the stormwater outlet is an important facility for collecting rainwater on urban municipal roads. In the design of municipal roads, the stormwater outlet is generally designed on both sides of the road close to the side strip greening or sidewalk trees. Since the stormwater outlet is set at the lowest point of the road surface, the green branches and leaves and road debris can easily be collected by rainwater to the stormwater outlet, causing blockage, affecting the drainage efficiency of the stormwater outlet. The mechanized transformation of the prefabricated stormwater outlet does not require precision equipment and electric drive, and only requires simple manual operation to complete the cleaning of the stormwater outlet. At the same time, improving the cleaning rate of the stormwater outlet to ensure the discharge function of the stormwater outlet is a major problem that needs to be solved in the spongeization of municipal roads.

[0003] Patent 1: A Chinese patent with application number CN107268755A discloses a method for constructing a rainwater inlet. By adopting a reinforced concrete structure for the rainwater inlet structure to enhance its compressive strength, it can meet the needs of complex urban road rainwater inlets, effectively solve the quality problems caused by insufficient construction space, and can greatly improve work efficiency and shorten construction period. The prefabrication method solves the problem of high-quality construction of rainwater inlets in narrow spaces.

[0004] Patent 2: A Chinese patent with application number CN202110418600.X discloses an automatically adjusted and cleaned rainwater outlet system and its application method. By installing sensors to collect debris in the rainwater outlet and reaching a certain level, a signal is sent to notify the cleaner to clean it in time.

[0005] Among the above patents, Patent 1 improves the construction efficiency of rainwater outlets, but when blocked, it is still cleaned by traditional tools such as vacuum cleaners and high-pressure water guns, which is inefficient; in Patent 2, in actual situations, there are a lot of debris and rainwater in the rainwater outlets, the sensors are easily damaged, and the cleaning workers currently generally have a low level of intelligent reception, which makes it difficult to implement. There are problems such as difficulty in cleaning the inside of the rainwater outlet, low cleaning efficiency, and high subsequent maintenance costs; therefore, it does not meet existing needs, and this application proposes an environmentally friendly rainwater outlet anti-clogging device and method. Summary of the invention

[0006] The object of the present invention is to provide an environmentally friendly rainwater outlet anti-blocking device and method. When the rainwater outlet is blocked, a person stands on a pedal, and the pedal descends to drive the rainwater grate and the sewage collecting basket to move up. The person then takes the sewage collecting basket out of the box and cleans out the blockage inside it, and then resets the sewage collecting basket. Thereafter, the person leaves the pedal, the rainwater grate and the sewage collecting basket move down, and the rainwater grate is reset again, thereby completing the rainwater outlet cleaning operation, so that a single person can complete the cleaning work, saving labor costs, improving the cleaning efficiency after the rainwater outlet is blocked, and can solve the problems in the prior art.

[0007] To achieve the above-mentioned purpose, the present invention provides the following technical solutions: an environmentally friendly anti-clogging device for a rainwater outlet, comprising a box body and a fixed seat, wherein the fixed seat is located on one side of the box body, a first hydraulic cylinder and a second hydraulic cylinder are arranged inside the fixed seat, the first hydraulic cylinder and the second hydraulic cylinder are connected by a pipeline, a pedal and a lifting plate are arranged above the fixed seat, a dirt collecting basket and a telescopic rod are arranged inside the box body, a rainwater grate is arranged on the top of the box body, an interlayer is arranged on the side of the box body, an isolation plate is arranged between the interlayer and the box body, a guide column is arranged inside the interlayer, and a slider is arranged outside the guide column.

[0008] Preferably, the rainwater grate is a rectangular structure, at least four telescopic rods are provided, the four telescopic rods are respectively located at the four corners of the rainwater grate, the sewage collecting basket is located directly below the rainwater grate, a water filter grid is provided on the side of the sewage collecting basket, and a carrying ring is provided on the top of the sewage collecting basket.

[0009] Preferably, the telescopic end of the telescopic rod is connected to the bottom of the rain grate, the fixed end of the telescopic rod is connected to the box body, a connecting rod is provided between the two telescopic rods below the long side of the rain grate, a hanging basket is provided above the connecting rod, and the two connecting rods are connected by a transmission rod.

[0010] Preferably, the first hydraulic cylinder and the second hydraulic cylinder are respectively provided with a first hydraulic rod and a second hydraulic rod, the first hydraulic cylinder is provided with a spring, the upper end of the first hydraulic rod is connected to the pedal, and the upper end of the second hydraulic rod is connected to the lifting plate.

[0011] Preferably, a reserved pipe diameter interface is provided on the side of the box body, a limiting groove is provided on the side of the isolation plate, and a first clip and a second clip are respectively provided on both sides of the slider, the first clip passes through the limiting groove and is connected to the transmission rod, and the second clip is connected to the lifting plate.

[0012] A method for preventing blocking of an environmentally friendly rainwater outlet is implemented based on an environmentally friendly rainwater outlet anti-blocking device, comprising the following steps:

[0013] S1. Install the box and the fixing seat in the predetermined area on the side of the road, and replace the curb with a pedal;

[0014] S2. After the rainwater outlet is blocked, a person stands on the pedal, and the first hydraulic rod moves down to the inside of the first hydraulic cylinder. At the same time, the second hydraulic rod extends from the inside of the second hydraulic cylinder and drives the lifting plate to move up. The lifting plate then drives the slider, the transmission rod and the telescopic rod to move up in sequence. Finally, the telescopic rod drives the rainwater grate and the dirt collection basket to move up.

[0015] S3. The staff grabs the hand ring to take the garbage collection basket out of the box, and after cleaning out the garbage inside the garbage collection basket, the garbage collection basket is clamped between the two hanging baskets;

[0016] S4. The personnel leaves the pedal, and the spring drives the first hydraulic rod and the pedal to reset. The rainwater grate and the sewage collecting basket move down and reset, completing the sewage cleaning operation of the rainwater outlet.

[0017] Preferably, the step of installing the box body and the fixing seat in S1 includes:

[0018] S01. After the road infrastructure is completed, a pit is dug at the predetermined location according to the size of the box, the curbstone on the road behind the rain grate is removed, and a pit is dug according to the size of the fixing seat, and then the box and the fixing seat are placed in the two pits respectively, and part of the soil is backfilled until the box and the fixing seat are fixed;

[0019] S02. Install a guide column between the box body and the fixing seat, connect the transmission rod and the slider through a first buckle, and connect the lifting plate and the slider through a second buckle.

[0020] Compared with the prior art, the present invention has the following beneficial effects:

[0021] 1. The present invention is that when the rainwater outlet is blocked, a person stands on the pedal, the first hydraulic rod moves down to the inside of the first hydraulic cylinder, and the second hydraulic rod extends from the inside of the second hydraulic cylinder, and drives the lifting plate to move up, and the lifting plate drives the sliding block, the transmission rod and the telescopic rod to move up in turn, and finally the telescopic rod drives the rainwater grate and the sewage collecting basket to move up, at this time the rainwater grate is lifted off the ground, the person grabs the hand ring to take the sewage collecting basket out of the box body, and after cleaning the garbage inside the sewage collecting basket, the sewage collecting basket is re-stuck between the two hanging baskets, and finally the person leaves the pedal, the spring drives the first hydraulic rod and the pedal to reset, and the rainwater grate and the sewage collecting basket move down and reset again, thereby completing the rainwater outlet cleaning operation, making the rainwater outlet cleaning simple, without the need for professional tools, and the cleaning work can be completed by one person, saving labor costs, improving the cleaning efficiency after the rainwater outlet is blocked, and reducing the risk of urban waterlogging.

[0022] 2. The present invention replaces the curbstone on the side of the road with a pedal. After a person stands on the pedal, he uses his own gravity to push the first hydraulic rod downward, so that the hydraulic oil inside the first hydraulic cylinder enters the second hydraulic cylinder through a pipeline, and then the second hydraulic rod drives the lifting plate to move up, and then the slider moves on the guide column, so that the lifting force of the lifting plate is transmitted to the transmission rod, and finally the transmission rod drives the extended end of the telescopic rod to move upward, lifting the rain grate off the ground, so that the person only needs to stand in the same place to operate the entire rainwater outlet cleaning process, thereby simplifying the rainwater outlet cleaning steps, avoiding the need for complex training of maintenance personnel, and helping to reduce personnel use costs. BRIEF DESCRIPTION OF THE DRAWINGS

[0023] Figure 1 It is an overall schematic diagram of the present invention;

[0024] Figure 2 It is a schematic diagram of the local structure of the sewage collection basket of the present invention;

[0025] Figure 3 It is a schematic diagram of the local structure of the box body of the present invention;

[0026] Figure 4 It is a schematic diagram of the local structure of the fixing seat of the present invention.

[0027] In the figure: 1. box body; 101. reserved pipe diameter interface; 102. interlayer; 103. isolation plate; 104. limit groove; 2. rainwater grate; 201. telescopic rod; 202. connecting rod; 203. transmission rod; 3. guide column; 301. slider; 302. first buckle; 303. second buckle; 4. pedal; 401. first hydraulic rod; 402. first hydraulic cylinder; 403. spring; 404. fixing seat; 405. second hydraulic rod; 406. second hydraulic cylinder; 407. lifting plate; 5. dirt collecting basket; 501. water filter grille; 502. hand ring; 503. hanging basket. DETAILED DESCRIPTION

[0028] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0029] In order to solve the problems of difficult cleaning inside the rainwater outlet, low cleaning efficiency and high subsequent maintenance costs, please refer to Figure 1-4 , this embodiment provides the following technical solutions:

[0030] An environmentally friendly anti-clogging device for a rainwater outlet comprises a box body 1 and a fixed seat 404, wherein the fixed seat 404 is located at one side of the box body 1, wherein a first hydraulic cylinder 402 and a second hydraulic cylinder 406 are arranged inside the fixed seat 404, wherein the first hydraulic cylinder 402 and the second hydraulic cylinder 406 are connected by a pipeline, wherein a pedal 4 and a lifting plate 407 are arranged above the fixed seat 404, wherein a dirt collecting basket 5 and a telescopic rod 201 are arranged inside the box body 1, wherein a rainwater grate 2 is arranged on the top of the box body 1, wherein an interlayer 102 is arranged on the side of the box body 1, wherein an isolation plate 103 is arranged between the interlayer 102 and the box body 1, wherein a guide column 3 is arranged inside the interlayer 102, wherein a slider 301 is arranged outside the guide column 3.

[0031] At least four telescopic rods 201 are provided, and the four telescopic rods 201 are respectively located at the four corners of the rainwater grate 2, the sewage collecting basket 5 is located directly below the rainwater grate 2, and a water filter grid 501 is provided on the side of the sewage collecting basket 5, and a hand ring 502 is provided on the top of the sewage collecting basket 5, the telescopic end of the telescopic rod 201 is connected to the bottom of the rainwater grate 2, and the fixed end of the telescopic rod 201 is connected to the box body 1, and a connecting rod 202 is provided between the two telescopic rods 201 below the long side of the rainwater grate 2, and a hanging basket 503 is provided on the top of the connecting rod 202, and the two connecting rods 202 are connected by a transmission rod 203, the box body 1 is made of resin concrete, the rainwater grate 2 is a rectangular parallelepiped structure with a size of 750mm*450mm, the total length of the telescopic rod 201 is one meter, and the hanging basket 503 is located 50 centimeters in the middle of the telescopic rod 201.

[0032] The first hydraulic cylinder 402 and the second hydraulic cylinder 406 are respectively provided with a first hydraulic rod 401 and a second hydraulic rod 405, the first hydraulic cylinder 402 is provided with a spring 403, the upper end of the first hydraulic rod 401 is connected to the pedal 4, the upper end of the second hydraulic rod 405 is connected to the lifting plate 407, a reserved pipe diameter interface 101 is provided on the side of the box body 1, a limiting groove 104 is provided on the side of the isolation plate 103, and a first buckle 302 and a second buckle 303 are respectively provided on both sides of the slider 301, the first buckle 302 passes through the limiting groove 104 and is connected to the transmission rod 203, and the second buckle 303 is connected to the lifting plate 407.

[0033] When the rainwater outlet is blocked, a person stands on the pedal 4, so that the first hydraulic rod 401 moves down to the inside of the first hydraulic cylinder 402, and at the same time, the second hydraulic rod 405 extends from the inside of the second hydraulic cylinder 406, and drives the lifting plate 407 to move up, and the lifting plate 407 then drives the slider 301, the transmission rod 203 and the telescopic rod 201 to move up in sequence, and finally the telescopic rod 201 drives the rainwater grate 2 and the garbage collection basket 5 to move up, at this time, the rainwater grate 2 is lifted off the ground, and the person grabs the hand ring 502 to lift the garbage collection basket 5 out of the box body 1. After the garbage collecting basket 5 is taken out and the garbage inside is cleaned out, the garbage collecting basket 5 is re-stuck between the two hanging baskets 503. Finally, the person leaves the pedal 4, and the spring 403 drives the first hydraulic rod 401 and the pedal 4 to reset, and the rainwater grate 2 and the garbage collecting basket 5 move down and reset again, thereby completing the rainwater outlet cleaning operation, making the rainwater outlet cleaning simple and easy, without the need for professional tools, and the cleaning work can be completed by one person, saving labor costs, improving the cleaning efficiency after the rainwater outlet is blocked, and further reducing the risk of urban waterlogging.

[0034] After standing on the pedal 4, the personnel use their own gravity to push the first hydraulic rod 401 downward, so that the hydraulic oil inside the first hydraulic cylinder 402 enters the second hydraulic cylinder 406 through the pipeline, and then the second hydraulic rod 405 drives the lifting plate 407 to move upward, and then the slider 301 moves on the guide column 3, so that the rising force of the lifting plate 407 is transmitted to the transmission rod 203, and finally the transmission rod 203 drives the extended end of the telescopic rod 201 to move upward, lifting the rain grate 2 off the ground, so that the personnel only need to stand in place to operate the entire rainwater outlet cleaning process, thereby simplifying the rainwater outlet cleaning steps, avoiding the need for complex training of maintenance personnel, helping to reduce personnel use costs, and further reducing later maintenance costs.

[0035] A method for preventing blocking of an environmentally friendly rainwater outlet is implemented based on an environmentally friendly rainwater outlet anti-blocking device, comprising the following steps:

[0036] S1, installing the box 1 and the fixing seat 4 in a predetermined area on the side of the road, and replacing the curb with a pedal 4;

[0037] S2. After the rainwater outlet is blocked, a person stands on the pedal 4, and the first hydraulic rod 401 moves down to the inside of the first hydraulic cylinder 402. At the same time, the second hydraulic rod 405 extends from the inside of the second hydraulic cylinder 406 and drives the lifting plate 407 to move up. The lifting plate 407 then drives the slider 301, the transmission rod 203 and the telescopic rod 201 to move up in sequence. Finally, the telescopic rod 201 drives the rainwater grate 2 and the dirt collection basket 5 to move up.

[0038] S3, the staff grabs the hand ring 502 to take out the garbage collecting basket 5 from the inside of the box body 1, and after cleaning out the garbage inside the garbage collecting basket 5, the garbage collecting basket 5 is clamped between the two hanging baskets 503;

[0039] S4, the person leaves the pedal 4, the spring 403 drives the first hydraulic rod 401 and the pedal 4 to reset, the rainwater grate 2 and the sewage collecting basket 5 move down and reset, and the rainwater outlet cleaning operation is completed.

[0040] Specifically, the step of installing the box body 1 and the fixing base 4 in S1 includes:

[0041] S01. After the road infrastructure is completed, a pit is dug at the predetermined location according to the size of the box 1, the curbstone on the road behind the rain grate 2 is removed, and a pit is dug according to the size of the fixing seat 404, and then the box 1 and the fixing seat 404 are placed in the two pits respectively, and part of the soil is backfilled to fix the box 1 and the fixing seat 404;

[0042] S02. Install the guide column 3 between the box body 1 and the fixing seat 404, and then connect the transmission rod 203 and the slider 301 through the first buckle 302, and connect the lifting plate 407 and the slider 301 through the second buckle 303.

[0043] Working principle: after the rainwater outlet is blocked, the personnel stands on the pedal 4, at this time the first hydraulic rod 401 moves down, the second hydraulic rod 405 drives the lifting plate 407 to move up, the lifting plate 407 then drives the slider 301, the transmission rod 203 and the telescopic rod 201 to move up in turn, and finally the telescopic rod 201 drives the rainwater grate 2 and the sewage collecting basket 5 to move up, the personnel takes out the sewage collecting basket 5 and cleans out the blockage inside it, and then resets the sewage collecting basket 5, the personnel leaves the pedal 4, the rainwater grate 2 and the sewage collecting basket 5 move down, and the rainwater grate 2 is reset, thereby completing the rainwater outlet cleaning operation, so that a single person can complete the cleaning work, saving labor costs and improving the cleaning efficiency after the rainwater outlet is blocked.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device.

[0045] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An environmentally friendly anti-clogging device for a rainwater inlet, comprising a housing (1), characterized in that: The utility model also comprises a fixed seat (404), wherein the fixed seat (404) is located at one side of the box body (1), a first hydraulic cylinder (402) and a second hydraulic cylinder (406) are arranged inside the fixed seat (404), the first hydraulic cylinder (402) and the second hydraulic cylinder (406) are connected by a pipeline, a pedal (4) and a lifting plate (407) are arranged above the fixed seat (404), a dirt collecting basket (5) and a telescopic rod (201) are arranged inside the box body (1), a rainwater grate (2) is arranged on the top of the box body (1), an interlayer (102) is arranged on the side of the box body (1), an isolation plate (103) is arranged between the interlayer (102) and the box body (1), a guide column (3) is arranged inside the interlayer (102), and a sliding block (301) is arranged outside the guide column (3).

2. The environmentally friendly anti-clogging device for rainwater inlet according to claim 1 is characterized by: The rainwater grate (2) is a rectangular parallelepiped structure, at least four telescopic rods (201) are provided, and the four telescopic rods (201) are respectively located at four corners of the rainwater grate (2). The sewage collecting basket (5) is located directly below the rainwater grate (2), a water filter grid (501) is provided on the side of the sewage collecting basket (5), and a hand ring (502) is provided on the top of the sewage collecting basket (5).

3. The environmentally friendly anti-clogging device for rainwater inlet according to claim 1 is characterized by: The telescopic end of the telescopic rod (201) is connected to the bottom of the rain grate (2), and the fixed end of the telescopic rod (201) is connected to the box body (1). A connecting rod (202) is provided between the two telescopic rods (201) below the long side of the rain grate (2), and a hanging basket (503) is provided above the connecting rod (202). The two connecting rods (202) are connected via a transmission rod (203).

4. The environmentally friendly anti-clogging device for rainwater inlet according to claim 1 is characterized by: A first hydraulic rod (401) and a second hydraulic rod (405) are respectively disposed inside the first hydraulic cylinder (402) and the second hydraulic cylinder (406); a spring (403) is disposed inside the first hydraulic cylinder (402); the upper end of the first hydraulic rod (401) is connected to the pedal (4), and the upper end of the second hydraulic rod (405) is connected to the lifting plate (407).

5. The environmentally friendly anti-clogging device for rainwater inlet according to claim 1 is characterized by: A reserved pipe diameter interface (101) is provided on the side of the box body (1), a limiting groove (104) is provided on the side of the isolation plate (103), and a first buckle (302) and a second buckle (303) are provided on both sides of the slider (301), the first buckle (302) passes through the limiting groove (104) and is connected to the transmission rod (203), and the second buckle (303) is connected to the lifting plate (407).

6. An environmentally friendly rainwater inlet anti-clogging method, implemented based on an environmentally friendly rainwater inlet anti-clogging device according to any one of claims 1 to 5, characterized in that: The following steps are involved: S1, installing a box body (1) and a fixing seat (4) in a predetermined area on the side of a road, and replacing the curb with a pedal (4); S2. After the rainwater outlet is blocked, a person stands on the pedal (4), and the first hydraulic rod (401) moves downward to the inside of the first hydraulic cylinder (402). At the same time, the second hydraulic rod (405) extends from the inside of the second hydraulic cylinder (406) and drives the lifting plate (407) to move upward. The lifting plate (407) then drives the slider (301), the transmission rod (203) and the telescopic rod (201) to move upward in sequence. Finally, the telescopic rod (201) drives the rainwater grate (2) and the dirt collection basket (5) to move upward. S3, the staff grabs the hand ring (502) to take the garbage collecting basket (5) out of the box body (1), and after cleaning out the garbage inside the garbage collecting basket (5), the garbage collecting basket (5) is clamped between the two hanging baskets (503); S4. The person leaves the pedal (4), and the spring (403) drives the first hydraulic rod (401) and the pedal (4) to reset. At this time, the rainwater grate (2) and the dirt collection basket (5) move downward and reset, completing the rainwater outlet cleaning operation.

7. The anti-clogging method of an environmentally friendly rainwater inlet according to claim 6 is characterized by: The step of installing the box body (1) and the fixing base (4) in S1 comprises: S01. After the road infrastructure is completed, a pit is dug at a predetermined location according to the size of the box (1), the curbstone on the road behind the rainwater grate (2) is removed, and a pit is dug according to the size of the fixing seat (404), and then the box (1) and the fixing seat (404) are placed in the two pits respectively, and part of the soil is backfilled to fix the box (1) and the fixing seat (404); S02. Install the guide column (3) between the box body (1) and the fixing seat (404), connect the transmission rod (203) and the slider (301) through the first buckle (302), and connect the lifting plate (407) and the slider (301) through the second buckle (303).

Citation Information

Patent Citations

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    CN107268755A

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