Municipal engineering gutter inlet filtering structure

Abstract

The utility model relates to the technical field of municipal engineering, in particular to a municipal engineering gutter inlet filtering structure which comprises a bottom plate, a filtering box is fixedly connected to the top of the bottom plate, a gravel net frame is fixedly connected into the filtering box, a rectangular groove is formed in the inner wall of the filtering box, and a movable plate is slidably connected into the rectangular groove. The moving plate extends into the rectangular groove and is in sliding connection with the rectangular groove, a connecting spring is elastically connected between the moving plate and the rectangular groove, a damping rod is arranged in the connecting spring, and a micro air cylinder is installed in the rectangular groove; through cooperative use of a gravel net frame, a coarse sand net frame, a cotton cloth net frame, a side groove, a sliding groove, a first magnet, a second magnet and a friction ball, impurities in water can be filtered for multiple times, the comprehensiveness of filtering the impurities in rainwater is improved, the cleanliness of rainwater collection is improved, and the service life of the rainwater is prolonged. And meanwhile, through a friction ball and the magnetic attraction effect between a first magnet and a second magnet, the coarse sand screen frame and the cotton cloth screen frame can be detached and replaced conveniently, and use is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of municipal engineering, in particular to a municipal engineering rainwater inlet filtering structure. Background Art

[0002] Municipal engineering refers to the construction of municipal facilities. In my country, municipal facilities refer to various buildings, structures, equipment, etc. that are set up within the planning and construction scope of urban areas, towns (villages) and provide paid or free public products and services to residents based on government responsibilities and obligations. Various public infrastructure construction supporting urban life falls into the category of municipal engineering, such as common urban roads, bridges, subways, and various pipelines closely related to life. Rainwater with garbage flows into the rainwater inlet, and rainwater needs to be collected and filtered in municipal engineering.

[0003] The Chinese authorized announcement number is CN218562533U, a rainwater inlet filtration structure for municipal engineering. Rainwater flows into the drain from the manhole cover and is filtered by the main filter below. The garbage will be left in the main filter. When there is too much garbage on the main filter, the spring will be compressed downward to trigger the No. 1 sensor below, which transmits a signal to the No. 1 alarm through the No. 1 transmission line, thereby reminding workers to clean it up in time. The main filter can be folded and taken out for cleaning through the hinge, solving the problem of not being able to efficiently filter garbage in the rainwater.

[0004] There are still certain shortcomings in use. When filtering rainwater, only a single filtration is performed, and impurities contained in the water cannot be thoroughly filtered, which reduces the effect of rainwater filtration and thus reduces the quality of rainwater collection. At the same time, when sediment blocks the screen, it is not convenient to remove the sediment from the screen holes, which will further reduce the filtering effect of impurities in the water. Utility Model Content

[0005] The purpose of the utility model is to provide a rainwater inlet filtering structure for municipal engineering, so as to solve the problem proposed in the above-mentioned background technology that when filtering rainwater, only a single filtration is performed, impurities contained in the water cannot be filtered thoroughly, the effect of rainwater filtration is reduced, and then the quality of rainwater collection is reduced. At the same time, when the sieve is blocked by silt, it is not convenient to remove the silt from the sieve holes, which will further reduce the problem of filtering impurities in the water.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A rainwater inlet filtering structure for a municipal engineering project comprises a bottom plate, a filter box is fixedly connected to the top of the bottom plate, a gravel mesh frame is fixedly connected to the filter box, a rectangular groove is provided on the inner wall of the filter box, a movable plate is slidably connected to the rectangular groove, the movable plate extends into the rectangular groove and is slidably connected to the rectangular groove, a connecting spring is elastically connected between the movable plate and the rectangular groove, a damping rod is arranged in the connecting spring, a micro cylinder is installed in the rectangular groove, the bottom of the micro cylinder is fixedly connected to the movable plate, a squeezing ball is fixedly connected to the top of the movable plate, the squeezing ball is opposite to the mesh position of the gravel mesh frame, and side grooves and sliding grooves are respectively provided in the filter box.

[0008] As a preferred solution of the utility model, the side grooves are respectively arranged between the slide groove and the rectangular groove, and friction balls are fixedly connected in the side grooves, and the tops of the friction balls are abutted against the coarse sand mesh frame.

[0009] As a preferred solution of the utility model, a first magnet is fixedly connected to the inner wall of the slide groove, a cotton mesh frame is arranged in the slide groove, a second magnet is fixedly connected to the surface of the cotton mesh frame, and the magnetic poles of the proximal ends of the first magnet and the second magnet are different.

[0010] As a preferred solution of the utility model, a groove is provided on the outside of the filter box, a sealing cover is provided on the outside of the filter box, and a suction plate is fixedly connected to the side of the sealing cover.

[0011] As a preferred solution of the utility model, the suction plate is opposite to the groove, the suction plate extends into the groove and abuts against the groove, and a pull ring is fixedly connected to the outside of the sealing cover.

[0012] As a preferred solution of the utility model, a support seat is fixedly connected to the bottom of the base plate, and anti-slip grooves are provided on the bottom of the support seat.

[0013] As a preferred solution of the utility model, a plurality of friction balls are provided, the plurality of friction balls are evenly distributed in the side grooves, and the plurality of friction balls have the same size.

[0014] As a preferred solution of the utility model, the sealing cover is in a rectangular shape, and the side grooves and the sliding grooves are both arranged on the side surfaces of the sealing cover.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. In the utility model, by setting the gravel mesh frame, the coarse sand mesh frame, the cotton mesh frame, the side groove, the slide groove, the first magnet, the second magnet, and the friction ball, the impurities in the water can be filtered multiple times, the comprehensiveness of the impurity filtration in the rainwater is improved, and the cleanliness of the rainwater collection is improved. At the same time, through the magnetic attraction between the friction ball and the first magnet and the second magnet, the coarse sand mesh frame and the cotton mesh frame can be easily disassembled and replaced, and the use is more convenient.

[0017] 2. In the utility model, by setting up the coordinated use of the micro cylinder, the connecting spring, the damping rod, the moving plate and the squeezing ball, when there is mud and sand in the mesh of the gravel mesh frame, the squeezing ball can be driven by the micro cylinder to move upward to remove the mud and sand in the mesh, thereby improving the quality of the gravel mesh frame during filtration and avoiding clogging of the gravel mesh frame. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the structure of the filter box and the sealing cover of the utility model;

[0020] Figure 3 This is a bottom view of the structure of the filter box of the utility model;

[0021] Figure 4 It is a schematic cross-sectional structure diagram of the filter box of the utility model.

[0022] In the figure: 1, bottom plate; 2, filter box; 3, support seat; 4, gravel mesh frame; 5, sealing cover; 6, pull ring; 7, suction plate; 8, groove; 9, coarse sand mesh frame; 10, cotton mesh frame; 11, side groove; 12, friction ball; 13, slide groove; 14, first magnet; 15, second magnet; 16, moving plate; 17, squeezing ball; 18, rectangular groove; 19, connecting spring; 20, damping rod; 21, micro cylinder. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] For examples, see Figure 1-4 , the utility model provides a technical solution:

[0025] A municipal engineering rainwater inlet filtering structure comprises a bottom plate 1, a filter box 2 is fixedly connected to the top of the bottom plate 1, a gravel mesh frame 4 is fixedly connected inside the filter box 2, a rectangular groove 18 is provided on the inner wall of the filter box 2, a movable plate 16 is slidably connected inside the rectangular groove 18, the movable plate 16 extends into the rectangular groove 18 and is slidably connected to the rectangular groove 18, a connecting spring 19 is elastically connected between the movable plate 16 and the rectangular groove 18, a damping rod 20 is arranged inside the connecting spring 19, a micro cylinder 21 is installed in the rectangular groove 18, the bottom of the micro cylinder 21 is fixedly connected to the movable plate 16, a squeezing ball 17 is fixedly connected to the top of the movable plate 16, the squeezing ball 17 is opposite to the mesh position of the gravel mesh frame 4, and side grooves 11 and slide grooves 13 are respectively provided in the filter box 2.

[0026] In this embodiment, Figure 2 and Figure 3 As shown, the side grooves 11 are respectively arranged between the slide groove 13 and the rectangular groove 18, a friction ball 12 is fixedly connected in the side groove 11, and the top of the friction ball 12 is abutted against the coarse sand mesh frame 9, the inner wall of the slide groove 13 is fixedly connected with the first magnet 14, a cotton mesh frame 10 is arranged in the slide groove 13, and the surface of the cotton mesh frame 10 is fixedly connected with the second magnet 15, and the magnetic poles of the proximal ends of the first magnet 14 and the second magnet 15 are different, a groove 8 is opened on the outside of the filter box 2, and a sealing cover 5 is arranged on the outside of the filter box 2, and a suction plate 7 is fixedly connected to the side of the sealing cover 5, the suction plate 7 is opposite to the groove 8, the suction plate 7 extends into the groove 8 and abuts against the groove 8, and a pull ring 6 is fixedly connected to the outside of the sealing cover 5.

[0027] Among them, impurities in the water can be filtered multiple times to improve the comprehensiveness of impurity filtration in rainwater and the cleanliness of rainwater collection. At the same time, through the magnetic attraction between the friction ball 12 and the first magnet 14 and the second magnet 15, the coarse sand mesh frame 9 and the cotton cloth mesh frame 10 can be easily disassembled and replaced, making them more convenient to use.

[0028] In this embodiment, Figure 1 and Figure 4 As shown, the bottom of the base plate 1 is fixedly connected to a support seat 3, the bottom of the support seat 3 is provided with anti-slip grooves, a plurality of friction balls 12 are provided, and the plurality of friction balls 12 are evenly distributed in the side grooves 11, and the sizes of the plurality of friction balls 12 are the same, the sealing cover 5 is in the shape of a rectangle, and the side grooves 11 and the slide grooves 13 are both provided on the sides of the sealing cover 5.

[0029] When there is mud in the mesh of the gravel mesh frame 4, the micro cylinder 21 can drive the squeezing ball 17 to move upward to remove the mud in the mesh, thereby improving the quality of the gravel mesh frame 4 during filtration and avoiding blockage of the gravel mesh frame 4.

[0030] The working process of the utility model: when the municipal engineering rainwater inlet filtering structure designed by the present scheme is working, the coarse sand mesh frame 9 is placed in the side groove 11, and then the coarse sand mesh frame 9 is abutted by the friction ball 12, and the cotton mesh frame 10 is fixed in the slide groove 13 through the magnetic attraction between the first magnet 14 and the second magnet 15, so that the rainwater passes through the gravel mesh frame 4, the coarse sand mesh frame 9 and the cotton mesh frame 10 in sequence, and the rainwater is filtered multiple times, which can improve the filtering effect of impurities in the rainwater and make the rainwater cleaner when collected. At the same time, when there is mud and sand in the gravel mesh frame 4, the switch of the micro cylinder 21 is turned on at this time, and the moving plate 16 and the squeezing ball 17 are driven upward by the micro cylinder 21, and the mud and sand in the mesh of the gravel mesh frame 4 are pushed out by the squeezing ball 17 to avoid blockage in the gravel mesh frame 4 and improve the effect of filtering impurities in rainwater.

[0031] Although the 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. A municipal engineering rainwater inlet filtering structure, comprising a bottom plate (1), characterized in that: The top of the bottom plate (1) is fixedly connected with a filter box (2), a crushed stone net frame (4) is fixedly connected inside the filter box (2), a rectangular groove (18) is provided on the inner wall of the filter box (2), a movable plate (16) is slidably connected inside the rectangular groove (18), the movable plate (16) extends into the rectangular groove (18) and is slidably connected with the rectangular groove (18), a connecting spring (19) is elastically connected between the movable plate (16) and the rectangular groove (18), a damping rod (20) is arranged inside the connecting spring (19), a micro cylinder (21) is installed in the rectangular groove (18), the bottom of the micro cylinder (21) is fixedly connected with the movable plate (16), a squeezing ball (17) is fixedly connected to the top of the movable plate (16), the squeezing ball (17) is opposite to the mesh position of the crushed stone net frame (4), and a side groove (11) and a slide groove (13) are respectively provided in the filter box (2).

2. A municipal engineering rainwater inlet filtering structure according to claim 1, characterized in that: The side grooves (11) are respectively arranged between the slide groove (13) and the rectangular groove (18); a friction ball (12) is fixedly connected in the side groove (11); and the top of the friction ball (12) abuts against a coarse sand mesh frame (9).

3. A municipal engineering rainwater inlet filtering structure according to claim 1, characterized in that: A first magnet (14) is fixedly connected to the inner wall of the slide groove (13), a cotton mesh frame (10) is arranged in the slide groove (13), a second magnet (15) is fixedly connected to the surface of the cotton mesh frame (10), and the magnetic poles of the proximal ends of the first magnet (14) and the second magnet (15) are different.

4. A municipal engineering rainwater inlet filtering structure according to claim 1, characterized in that: The outside of the filter box (2) is provided with a groove (8), the outside of the filter box (2) is provided with a sealing cover (5), and the side of the sealing cover (5) is fixedly connected with a suction plate (7).

5. A municipal engineering rainwater inlet filtering structure according to claim 4, characterized in that: The suction plate (7) is located opposite to the groove (8), the suction plate (7) extends into the groove (8) and abuts against the groove (8), and a pull ring (6) is fixedly connected to the outside of the sealing cover (5).

6. A municipal engineering rainwater inlet filtering structure according to claim 1, characterized in that: The bottom of the base plate (1) is fixedly connected to a support seat (3), and the bottom of the support seat (3) is provided with anti-slip grooves.

7. A municipal engineering rainwater inlet filtering structure according to claim 2, characterized in that: A plurality of the friction balls (12) are provided, and the plurality of the friction balls (12) are evenly distributed in the side groove (11), and the plurality of the friction balls (12) have the same size.

8. A municipal engineering rainwater inlet filtering structure according to claim 4, characterized in that: The sealing cover (5) is in the shape of a rectangle, and the side groove (11) and the slide groove (13) are both arranged on the side of the sealing cover (5).

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