Filtering device for water supply and drainage

Abstract

The utility model relates to a filtering device, belongs to the technical field of water supply and drainage facilities, and particularly relates to a filtering device for water supply and drainage, which comprises a filtering box, a water inlet pipe and a water drainage pipe, the water inlet pipe is fixedly mounted on one side wall surface of the filtering box, and the water drainage pipe is fixedly mounted on the other side wall surface of the filtering box. A partition plate is fixedly installed in the middle of the interior of the filter box, a filter screen is fixedly installed on the side, close to the water inlet pipe, of the partition plate, a transmission mechanism is arranged in the filter box and comprises a movable plate, a limiting plate, a transmission block and an extrusion plate, the movable plate is arranged on one side of the partition plate, and the limiting plate is fixedly installed at the top of the movable plate; the limiting plate is attached to the partition plate, the transmission block is movably installed on the partition plate through a spring in an embedded mode, the transmission block is located below the movable plate, and the extrusion plate is fixedly installed on the transmission block; according to the utility model, the effect of reducing the residual sewage in the filtered garbage is achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to water supply and drainage facilities technical field, especially a filter device for water supply and drainage. BACKGROUND

[0002] The water flow pipeline for municipal construction is one of the common equipment indispensable in the municipal water supply and drainage process. As a conveying channel for water flow and impurities, the plugging performance of the pipeline will directly affect the engineering progress and quality of the entire municipal water supply and drainage operation. In order to prevent the pipeline from being blocked during water supply and drainage, a corresponding filter device for drainage is generally provided for the pipeline.

[0003] Through the retrieval of Chinese patent with publication number CN216428484U, a filter device for water supply and drainage for municipal engineering is disclosed, which belongs to the technical field of municipal engineering equipment, and specifically comprises an outer box, a filter box body movably connected in the inner cavity of the outer box, a large-gap filter screen plate and a small-gap filter screen plate welded in the inner cavity of the filter box body, the filter box body being divided into three chambers by the filter screen plates, a water inlet hole provided at one end of the filter box body, a water outlet filter screen hole provided at the other end of the filter box body, a first sliding rail fixedly connected to the long-side inner wall of the end of the filter box body close to the water inlet hole, a sliding plate slidably connected inside the first sliding rail, and the sliding plate being screw-connected to the short-side inner thread of the filter box body through a first screw. Through the arrangement of the three chambers, the first sliding rail and the sliding plate, the purpose of filtering the sewage impurities in the pipeline is achieved, and the purpose of conveniently taking out the filter box body for cleaning is achieved.

[0004] Based on the above retrieval and combination with the prior art, it is found that:

[0005] Although the existing equipment can filter sewage, some sewage may still remain inside the filtered garbage, which may cause odor or cause the garbage to rot, affecting use. INVENTION CONTENTS

[0006] To solve the above technical problems, the utility model provides a filter device for water supply and drainage, which achieves the effect of reducing the residual sewage inside the filtered garbage.

[0007] The technical solution for achieving the purpose of the utility model is as follows: a filter device for water supply and drainage, comprising a filter box, a water inlet pipe and a drainage pipe, a water inlet pipe fixedly installed on one side wall surface of the filter box, a drainage pipe fixedly installed on the other side wall surface of the filter box, a partition plate fixedly installed at the inner middle position of the filter box, a filter screen fixedly installed on the side of the partition plate close to the water inlet pipe, and a transmission mechanism arranged in the filter box.

[0008] The transmission mechanism comprises a movable plate, a limiting plate, a transmission block and a pressing plate, the movable plate is arranged on one side of the partition plate, the limiting plate is fixedly installed on the top of the movable plate, and the limiting plate is attached to the partition plate, the transmission block is movably installed on the partition plate through a spring, and the transmission block is located below the movable plate, and the pressing plate is fixedly installed on the transmission block.

[0009] In some embodiments, the transmission block is a trapezoidal structure, and the top of the transmission block is a slope.

[0010] In some embodiments, the transmission block is provided with an installation groove, and the bottom of the movable plate is fixedly provided with an installation rod which penetrates through the bottom wall of the filter box.

[0011] In some embodiments, the installation rod is sleeved with an installation spring, and the movable plate is movably installed in the filter box through the installation rod and the installation spring.

[0012] In some embodiments, the top of the pressing plate is provided with a cleaning brush corresponding to the position of the filter screen, and the cleaning brush is attached to the pressing plate.

[0013] In some embodiments, the inside of the water inlet pipe is provided with a check mechanism, and the check mechanism comprises a torsion spring shaft, a sealing plate and a resisting block, the torsion spring shaft is movably installed in the inside of the water inlet pipe, the sealing plate is fixedly sleeved on the torsion spring shaft, and the resisting block is fixedly installed at one end of the water inlet pipe away from the filter box.

[0014] Compared with the prior art, the utility model has the following advantages:

[0015] The utility model discloses a transmission mechanism is arranged, and the water inlet pipe sends sewage into the inside of filter box, along with the increase of sewage, and the filter screen can filter sewage, and the garbage in sewage can be left on the left side of the partition plate, and the sewage after being filtered can move to the right side of the partition plate, and then the movable plate can be extruded, and the movable plate moves downward, when the movable plate moves to the inside below the filter box, the sewage in the filter box can be discharged through the drain pipe, the movable plate can extrude the transmission block when moving, and the transmission block can drive the pressing plate to move to the left side after being extruded, and the pressing plate can extrude the garbage in the inside of the filter box when moving in the inside of the filter box, so that the sewage in the garbage can be extruded, and then the sewage is filtered through the filter screen, and the effect that the sewage remaining in the garbage after being filtered is reduced is achieved. BRIEF DESCRIPTION OF DRAWINGS

[0016] The utility model will be explained further in combination with the drawings and embodiments:

[0017] Figure 1 It is the main structure schematic diagram provided in an embodiment of the utility model;

[0018] Figure 2The utility model provides a transmission block structure schematic diagram provided in one embodiment of the utility model Figure 1 The enlarged view of A in the middle;

[0019] Figure 3 The utility model provides a transmission block structure schematic diagram provided in one embodiment of the utility model Figure 1 The enlarged view of B in the middle;

[0020] Figure 4 The utility model provides a transmission block structure schematic diagram provided in one embodiment of the utility model.

[0021] Mark explanation:

[0022] 1, filter box, 2, inlet pipe, 3, drain pipe, 4, partition, 5, filter screen, 6, movable plate, 7, limiting plate, 8, transmission block, 9, extrusion plate, 10, installation groove, 11, mounting rod, 12, mounting spring, 13, cleaning brush, 14, torsion spring shaft, 15, sealing plate, 16, abutment. Specific implementation

[0023] The utility model will be described below in detail, and the technical scheme in the embodiment of the utility model is clearly and completely described, obviously, the described embodiment is only a part of the embodiment of the utility model, not all the embodiments. Based on the embodiment in the utility model, all other embodiments obtained by the ordinary skill in the art without creative labor belong to the scope of the utility model protection.

[0024] The utility model discloses a filter device for water supply and drainage is provided by improvement, and the technical scheme of the utility model is:

[0025] As Figure 1 Shown, a kind of filter device for water supply and drainage, including filter box 1, inlet pipe 2 and drain pipe 3, filter box 1 is hollow rectangular structure, inlet pipe 2 is fixedly installed on the side wall surface of filter box 1, inlet pipe 2 is communicated with the inside of filter box 1, drain pipe 3 is fixedly installed on the other side wall surface of filter box 1, drain pipe 3 is communicated with the inside of filter box 1, partition 4 is fixedly installed in the inside middle position of filter box 1, partition 4 is the board of rectangular structure, filter screen 5 is fixedly installed on the side of partition 4 close to inlet pipe 2, filter screen 5 is used to filter the water that enters the inside of filter box 1, transmission mechanism is arranged in the inside of filter box 1;

[0026] As Figures 1 to 4As shown, the transmission mechanism includes the movable plate 6, the limiting plate 7, the transmission block 8 and the extrusion plate 9, the movable plate 6 is a rectangular structure plate, the movable plate 6 is arranged on one side of the baffle 4, the limiting plate 7 is a rectangular structure plate, the limiting plate 7 is fixedly installed on the top of the movable plate 6, and the limiting plate 7 is attached between the baffle 4, the transmission block 8 is a trapezoidal structure block, the top of the transmission block 8 is a slope, the transmission block 8 is movably installed on the baffle 4 through the spring, the transmission block 8 is below the movable plate 6, the extrusion plate 9 is a rectangular structure plate, the extrusion plate 9 is fixedly installed on the transmission block 8, in use, the sewage is sent into the inside of the filter box 1 through the water inlet pipe 2, with the increase of the sewage, the filter screen 5 can filter the sewage, the garbage in the sewage is left on the left side of the baffle 4, and the filtered sewage moves to the right side of the baffle 4, thereby the movable plate 6 can be extruded, so that the movable plate 6 moves downward, when the movable plate 6 moves to the inside below the filter box 1, the sewage can be discharged from the inside of the filter box 1 through the drain pipe 3, the movable plate 6 can extrude the transmission block 8 while moving, the transmission block 8 is extruded and drives the extrusion plate 9 to move to the left, the extrusion plate 9 moves in the inside of the filter box 1 and extrudes the garbage in the inside of the filter box 1, so that the sewage in the garbage is extruded out, and then filtered through the filter screen 5, thereby the effect of reducing the sewage residue filtered out from the garbage is achieved.

[0027] The installation groove 10 is arranged on the transmission block 8, the installation groove 10 is a rectangular structure groove, the bottom of the movable plate 6 is fixedly installed with the installation rod 11, the installation rod 11 is a cylindrical structure, the installation rod 11 penetrates through the bottom wall surface of the filter box 1 downward, the installation spring 12 is sleeved on the installation rod 11, the movable plate 6 is movably installed in the inside of the filter box 1 through the installation rod 11 and the installation spring 12, through the arrangement of the installation rod 11 and the installation spring 12, the movable plate 6 can be automatically reset after moving.

[0028] As shown in the drawings, Figure 2 In an embodiment, the top of the extrusion plate 9 is provided with the cleaning brush 13 corresponding to the position of the filter screen 5, the cleaning brush 13 is attached to the filter screen 5, when the extrusion plate 9 moves, the cleaning brush 13 can clean the filter screen 5, so that the effect of automatically cleaning the filter screen 5 is achieved, thereby avoiding the situation that the filter screen 5 is blocked after long time use.

[0029] As shown in the drawings, Figure 3As shown, in an embodiment, the inside of the water inlet pipe 2 is provided with a check mechanism, which comprises a torsion spring shaft 14, a sealing plate 15 and a stopper 16. The torsion spring shaft 14 is in a cylindrical structure and movably installed in the inside of the water inlet pipe 2. The sealing plate 15 is fixedly sleeved on the torsion spring shaft 14 and can seal the water inlet pipe 2. The stopper 16 is fixedly installed at one end of the inside of the water inlet pipe 2 away from the filter box 1 and can limit the sealing plate 15, so that the sealing plate 15 can only be flipped towards the filter box 1, thereby making the extrusion plate 9 not backflow the sewage into the inside of the water inlet pipe 2 when extruding.

[0030] The specific working method is as follows:

[0031] Through the setting of the transmission mechanism, the water inlet pipe 2 sends the sewage into the inside of the filter box 1. With the increase of the sewage, the filter screen 5 can filter the sewage, and the garbage in the sewage is left on the left side of the partition plate 4, and the filtered sewage is moved to the right side of the partition plate 4, thereby extruding the movable plate 6, so that the movable plate 6 moves downward. When the movable plate 6 moves to the lower part of the inside of the filter box 1, the sewage can be discharged from the inside of the filter box 1 through the drain pipe 3. The movable plate 6 extrudes the transmission block 8 while moving, and the transmission block 8 is extruded to drive the extrusion plate 9 to move to the left. The extrusion plate 9 moves in the inside of the filter box 1 to extrude the garbage in the inside of the filter box 1, so as to extrude the sewage in the garbage, which is then filtered through the filter screen 5, thereby achieving the effect of reducing the sewage residue in the garbage.

[0032] The technical means disclosed in the utility model scheme are not limited to the technical means disclosed in the above technical means, and also include technical solutions composed of equivalent replacement of the above technical features. The unfinished matters of the utility model belong to the common knowledge of those skilled in the art.

Claims

1. A filtering device for water supply and drainage, comprising a filtering box (1), a water inlet pipe (2) and a water outlet pipe (3), the water inlet pipe (2) being fixedly installed on one side wall surface of the filtering box (1), and the water outlet pipe (3) being fixedly installed on another side wall surface of the filtering box (1), characterized in that: The filter box (1) is internally fixedly installed with a partition plate (4), the partition plate (4) is fixedly installed with a filter screen (5) on the side close to the water inlet pipe (2), and the filter box (1) is internally provided with a transmission mechanism. The transmission mechanism comprises a movable plate (6), a limiting plate (7), a transmission block (8) and a pressing plate (9), the movable plate (6) is arranged on one side of the partition plate (4), the limiting plate (7) is fixedly installed on the top of the movable plate (6), and the limiting plate (7) is attached to the partition plate (4), the transmission block (8) is movably installed on the partition plate (4) through a spring, and the transmission block (8) is located below the movable plate (6), and the pressing plate (9) is fixedly installed on the transmission block (8).

2. The filtering device for water supply and drainage according to claim 1, characterized in that: The transmission block (8) is a trapezoidal block, and the top of the transmission block (8) is a slope.

3. The filtering device for water supply and drainage according to claim 1, characterized in that: An installation groove (10) is formed in the transmission block (8), and a mounting rod (11) is fixedly installed at the bottom of the movable plate (6) and penetrates the bottom wall of the filter box (1).

4. The filtering device for water supply and drainage according to claim 3, characterized in that: A mounting spring (12) is sleeved on the mounting rod (11), and the movable plate (6) is movably installed in the filter box (1) through the mounting rod (11) and the mounting spring (12).

5. The filtering device for water supply and drainage according to claim 1, characterized in that: A cleaning brush (13) is installed on the top of the pressing plate (9) and corresponds to the position of the filter screen (5), and the cleaning brush (13) is attached to the pressing plate (9).

6. The filtering device for water supply and drainage according to claim 1, characterized in that: The water inlet pipe (2) is internally provided with a check mechanism, the check mechanism comprises a torsion spring shaft (14), a sealing plate (15) and a resisting block (16), the torsion spring shaft (14) is movably installed in the water inlet pipe (2), the sealing plate (15) is fixedly sleeved on the torsion spring shaft (14), and the resisting block (16) is fixedly installed at one end of the water inlet pipe (2) away from the filter box (1).

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