Filtering device for automatic sewage treatment of urea solution

Abstract

The utility model discloses a filtering device for automatic sewage treatment of a urea solution, which belongs to the technical field of sewage treatment and comprises a filtering box body, and two groups of filtering plates for filtering sewage of the urea solution are arranged in the filtering box body. The outer side of each filter plate is provided with a moving assembly for quickly fixing and dismounting the filter plate, and each moving assembly comprises two groups of first mounting plates symmetrically and fixedly mounted on the two sides in the filter box body, so that the urea solution sewage can be coarsely filtered and finely filtered by arranging the two groups of filter plates, and the filtration is more thorough; the filter plate is inserted into the mounting groove and the limiting ball enters the limiting groove in cooperation with the mounting groove, the limiting groove, the second spring and the like, so that the filter plate can be limited and can be taken out by pulling the filter plate outwards, and the filter plate has the advantages that the filter plate can be replaced in time, water quality pollution caused by reduction of the filtering effect is avoided, and the stability of the effluent quality is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to sewage treatment technical field especially a filter device for automatic sewage treatment of urea solution. BACKGROUND

[0002] Urea solution is a liquid formed by dissolving urea (chemical formula CO(NH□)2) in water. Urea is a colorless, odorless solid that is easily soluble in water and is commonly used in various fields such as agriculture, chemical industry, and medicine. Appearance: colorless transparent liquid. Solubility: highly soluble in water, forming solutions of various concentrations. pH value: generally neutral, concentration affects pH. In the process of urea solution sewage treatment, the filter mechanism plays a crucial role, its main function is to remove suspended solids and harmful substances in water to ensure that the effluent water quality meets environmental protection standards. However, the existing filter mechanism design generally has a significant problem, that is, the replacement of the filter plate is difficult.

[0003] Most of the current filter equipment uses fixed filter plates, which design can cause the accumulation of dirt and debris during use, thereby reducing the filtration efficiency. As the use time increases, it becomes necessary to replace the filter plate. However, the filter plate of the existing filter mechanism is usually complex in structure and difficult to access, which causes operators to face many difficulties when replacing it. This not only increases maintenance time and labor costs, but also may cause equipment downtime, thereby affecting the overall sewage treatment efficiency. In addition, the inconvenience of replacing the filter plate may also cause secondary pollution during the treatment process, affecting water quality safety. Therefore, it is urgent to develop a convenient and efficient filter plate replacement mechanism to improve the maintenance efficiency and operational stability of sewage treatment equipment.

[0004] The utility model aims at providing a filter device for automatic sewage treatment of urea solution to solve the problems raised in the background art. UTILITY MODEL CONTENTS

[0005] The utility model aims at providing a filter device for automatic sewage treatment of urea solution to solve the problems raised in the background art.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: a filter device for automatic sewage treatment of urea solution, comprising a filter box body, two groups of filter plates for filtering and treating urea solution sewage are arranged in the filter box body, a movement assembly for quickly fixing and dismounting the filter plate is arranged on the outer side of the single filter plate.

[0007] The motion assembly comprises two groups of first mounting plates symmetrically fixedly installed on both sides in the filter box body, a connecting column is symmetrically and fixedly installed between the first mounting plates of a single group, a second mounting plate is slidably connected to the outer side of the connecting column, an installation groove is formed on one side of the second mounting plate, a limiting groove is symmetrically formed in the installation groove, and a limiting assembly for cooperating with the limiting groove is arranged in the filter plate.

[0008] Further, the limiting assembly comprises one end of a first spring symmetrically installed on both sides of the filter plate, and the other end of the first spring is connected with a limiting ball for cooperating with the limiting groove.

[0009] Further, the filter net is arranged in the two groups of filter plates.

[0010] Further, the filter box body is connected with a liquid inlet at the front end, and a liquid outlet at the tail end, a second spring is arranged on the outer side of the connecting column, one end of the second spring is connected with the first mounting plate, and the other end of the second spring is connected with the second mounting plate.

[0011] Further, a rotating column is arranged on one side of the filter box body and penetrates through, a rotating shaft is rotatably connected to one end of the rotating column, the rotating shaft is fixedly installed in the filter box body, a rotating block is connected to the other end of the rotating column, and a cleaning cylinder for cleaning the filter net is installed on the outer side of the rotating column.

[0012] Further, a box door is rotatably connected to one side of the filter box body, a sealing groove is formed on the outer side of the filter box body, and a sealing gasket for cooperating with the sealing groove is bonded to one side of the box door.

[0013] Compared with the prior art, the utility model has the following beneficial effects:

[0014] The utility model discloses a filter box body, filter plate, connecting column, second mounting plate, installation groove, limiting groove and limiting assembly, and the like are arranged, the filter plate is inserted into the installation groove, the limiting ball is entered into the limiting groove, the filter plate is formed limiting, and the filter plate is taken out by pulling outwards, the advantage is that the filter plate can be replaced in time, the water quality pollution caused by the decline of the filtering effect is avoided, the stability of the effluent water quality is improved, the system flexibility is improved, the filter net is cleaned by rotating the cleaning cylinder, the advantage is that the filter net is prevented from being blocked, and the service life of the filter plate and the filter net can be greatly prolonged. BRIEF DESCRIPTION OF DRAWINGS

[0015] In order to more clearly illustrate the specific embodiments of the present application or the technical solutions in the prior art, the following will briefly introduce the drawings needed to be used in the specific embodiments or the prior art description. Obviously, the drawings described below are some embodiments of the present application, and for those skilled in the art, other drawings can also be obtained without creative labor on the basis of these drawings.

[0016] Fig. 1 It is a structural schematic diagram of the present application.

[0017] Fig. 2 It is a structural schematic diagram of the rotating column in the present application.

[0018] Fig. 3 It is a structural schematic diagram of the second mounting plate in the present application.

[0019] Fig. 4 It is a structural schematic diagram of the filter plate in the present application.

[0020] Explanation of reference signs:

[0021] In the drawings:

[0022] 1, filter box body; 2, liquid inlet end; 3, liquid outlet end; 4, box door; 5, sealing gasket; 6, sealing groove; 7, rotating block; 8, rotating column; 9, cleaning cylinder; 10, filter plate; 11, limiting groove; 12, first mounting plate; 13, rotating shaft; 14, first spring; 15, connecting column; 16, second mounting plate; 17, mounting groove; 18, filter screen; 19, second spring; 20, limiting ball. Embodiment

[0023] In the following description, a large number of specific details are given in order to provide a more thorough understanding of the present application. However, it is obvious to those skilled in the art that the present application can be implemented without one or more of these details. In other examples, in order to avoid obscuring the present application, some technical features known in the art are not described.

[0024] Unless the direction indicated by the single definition is specified, the directions such as up, down, left, right, front, back, inside and outside involved in this paper are based on the directions such as up, down, left, right, front, back, inside and outside in the drawings shown by the present application, which are explained here.

[0025] The connection mode can adopt existing modes such as bonding, welding, bolt connection, etc., and the actual needs are accurate.

[0026] Please refer to Figs. 1 to 4As shown, a filter device for automatic sewage treatment of urea solution, comprising a filter box body 1, two groups of filter plates 10 are arranged in the filter box body 1 for filtering treatment of urea solution sewage, the two groups of filter plates 10 are both provided with filter screens 18, the filter screens 18 arranged in the two groups of filter plates 10 are respectively metal screen meshes for first rough filtration and microfiltration membranes for fine filtration, the filter box body 1 is connected with a liquid inlet end 2 at the front end, the filter box body 1 is connected with a liquid outlet end 3 at the end, the filter box body 1 is rotatably connected with a box door 4 at one side, a sealing groove 6 is formed on the outer side of the filter box body 1, a sealing gasket 5 is bonded on one side of the box door 4 for cooperation with the sealing groove 6, the cooperation between the sealing gasket 5 and the sealing groove 6 can greatly increase the sealing performance after the box door 4 is closed, so as to prevent sewage leakage.

[0027] A moving assembly for quickly fixing and dismounting the single filter plate 10 is arranged on the outer side of the single filter plate 10, the moving assembly comprises two groups of first mounting plates 12 symmetrically and fixedly installed on the two sides in the filter box body 1, a connecting column 15 is symmetrically and fixedly installed between the single group of first mounting plates 12, a second mounting plate 16 is slidably connected on the outer side of the connecting column 15, an installation groove 17 is formed on one side of the second mounting plate 16, a limiting groove 11 is symmetrically formed in the installation groove 17, a limiting assembly is arranged in the filter plate 10 for cooperation with the limiting groove 11, the limiting assembly comprises one end of a first spring 14 symmetrically installed on the two sides of the filter plate 10, the first spring 14 is used for buffering the impact force generated on the filter screen 18 on the filter plate 10 when the urea solution sewage falls, the other end of the first spring 14 is connected with a limiting ball 20 for cooperation with the limiting groove 11, a second spring 19 is sleeved on the outer side of the connecting column 15, one end of the second spring 19 is connected with the first mounting plate 12, and the other end is connected with the second mounting plate 16, when the filter plate 10 is located in the installation groove 17 in the second mounting plate 16, the limiting ball 20 is clamped in the limiting groove 11, at this time, the second spring 19 in the filter plate 10 is in a natural state, the filter plate 10 is pulled outwards, because the surface of the limiting ball 20 is smooth, the limiting ball 20 can directly leave the limiting groove 11, so the filter plate 10 can be easily pulled out.

[0028] A penetrating rotating column 8 is arranged on one side of the filter box body 1, a rotating shaft 13 is rotatably connected to one end of the rotating column 8, the rotating shaft 13 is fixedly installed in the filter box body 1, a rotating block 7 is connected to the other end of the rotating column 8, a cleaning cylinder 9 for cleaning the filter screen 18 is installed on the outer side of the rotating column 8, in addition, it is to be noted that the cleaning cylinder 9 does not damage the structure of the filter screen 18 when cleaning the filter screen 18 during rotation.

[0029] It has to be noted that, in the present document, the terms "comprising", "including", and "having" should be interpreted as specifying the presence of the stated features but not precluding the presence of one or more other features. It should also be noted that, in the present document, the term "or" should be interpreted as the logical or, i.e. requiring at least one of the presented options to be true.

[0030] While the embodiments of the present application have been illustrated and described, it will be understood by those skilled in the art that various changes, modifications, substitutions, and alterations can be made therein without departing from the spirit and scope of the application as defined by the appended claims and their equivalents.

Claims

1. A filtration device for automated wastewater treatment of urea solution, comprising a filter box body (1), characterized in that: The filter box body (1) is provided with two sets of filter plates (10) for filtering urea solution wastewater. Each filter plate (10) is provided with a moving component for quick fixing and disassembly. The motion component includes two sets of first mounting plates (12) symmetrically fixedly installed on both sides of the filter box body (1). A connecting column (15) is symmetrically fixedly installed between the first mounting plates (12) in a single set. A second mounting plate (16) is slidably connected to the outside of the connecting column (15). An installation groove (17) is opened on one side of the second mounting plate (16). A limiting groove (11) is symmetrically opened in the installation groove (17). A limiting component is provided in the filter plate (10) for cooperating with the limiting groove (11).

2. The filtration device for automated wastewater treatment of urea solution according to claim 1, characterized in that: The limiting assembly includes one end of a first spring (14) symmetrically installed on both sides of the filter plate (10), and the other end of the first spring (14) is connected to a limiting ball (20) for cooperating with the limiting groove (11).

3. A filtration device for automated wastewater treatment of urea solution according to claim 2, characterized in that: Both sets of filter plates (10) are equipped with filter screens (18).

4. A filtration device for automated wastewater treatment of urea solution according to claim 1, characterized in that: The front end of the filter box body (1) is connected to the liquid inlet end (2), and the end of the filter box body (1) is connected to the liquid outlet end (3). A second spring (19) is sleeved on the outside of the connecting column (15). One end of the second spring (19) is connected to the first mounting plate (12), and the other end is connected to the second mounting plate (16).

5. A filtration device for automated wastewater treatment of urea solution according to claim 1, characterized in that: A through rotating column (8) is provided on one side of the filter box body (1). A rotating shaft (13) is rotatably connected to one end of the rotating column (8). The rotating shaft (13) is fixedly installed inside the filter box body (1). A rotating block (7) is connected to the other end of the rotating column (8). A cleaning cylinder (9) for cleaning the filter screen (18) is installed on the outside of the rotating column (8).

6. A filtration device for automated wastewater treatment of urea solution according to claim 1, characterized in that: The filter box body (1) is rotatably connected to a door (4) on one side. A sealing groove (6) is provided on the outside of the filter box body (1). A sealing gasket (5) for cooperating with the sealing groove (6) is glued to one side of the door (4).

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