Basket filter convenient for realizing online cleaning and pollution discharge

Abstract

The utility model discloses a basket type filter convenient for realizing online cleaning and pollution discharge, which comprises a hollow barrel, a liquid inlet and a liquid outlet are respectively arranged on the side wall of the barrel, a filter barrel is embedded in the barrel and divides a cavity of the barrel into a pollution discharge cavity and a clean cavity, and the filter barrel is provided with a water inlet and a water outlet. The liquid inlet and the liquid outlet are separated through the filter barrel and correspond to the sewage discharging cavity and the cleaning cavity respectively, a sealing head is arranged on the lower portion of the barrel, a cleaning pipe corresponding to the filter barrel is arranged on the top of the barrel, and a water outlet of the cleaning pipe is located in the cleaning cavity. The utility model discloses a basket filter convenient for realizing online cleaning and pollution discharge, which is convenient to operate, can be used for cleaning and pollution discharge of a filtering structure under the condition that the filtering structure does not need to be disassembled, and improves the convenience and the flexibility of realizing online cleaning and pollution discharge on a medium conveying pipeline.

Description

Technical Field

[0001] The utility model relates to the technical field of environmental protection purification treatment, in particular to a basket filter which is convenient for online cleaning and sewage discharge. Background Art

[0002] During the use of downstream equipment, it is easy for impurities in the liquid to cause pipeline blockage, so a filter will be installed in the downstream equipment through the delivery pipeline for filtering. The filter here is a device on the pipeline of the conveying medium, which is a device used to remove particles and impurities from liquids or gases. Protect downstream equipment (pumps, valves, heat exchangers, etc.) from damage due to blockage or wear of particles, reduce the frequency of equipment failures, and reduce maintenance costs and downtime costs. Extend the service life of downstream equipment. However, the existing filter installation structure is complicated. Although it can achieve filtration, it is not convenient to clean and drain after use, and it is even more impossible to achieve the function of online cleaning.

[0003] Therefore, it is necessary to develop a basket filter that is easy to implement online cleaning and sewage discharge, so as to solve the problem that it is not easy to implement online cleaning and sewage discharge on the medium conveying pipeline in the prior art. Summary of the invention

[0004] The utility model overcomes the shortcomings of the prior art and provides a basket filter that is easy to operate and convenient for online cleaning and sewage discharge. The filter structure can be cleaned and sewage can be discharged without dismantling the filter structure, thereby improving the convenience and flexibility of online cleaning and sewage discharge on the medium conveying pipeline.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is: a basket filter which is convenient for online cleaning and sewage discharge, comprising a through-hole cylinder, a liquid inlet and a liquid outlet are respectively arranged on the side walls of the cylinder, a filter barrel is embedded in the interior of the cylinder, and the filter barrel divides the cavity of the cylinder into a sewage discharge cavity and a clean cavity, and the liquid inlet and the liquid outlet are separated by the filter barrel and correspond to the sewage discharge cavity and the clean cavity respectively, a head is arranged at the lower part of the cylinder, a cleaning pipe corresponding to the filter barrel is arranged at the top of the cylinder, and the water outlet of the cleaning pipe is located in the clean cavity.

[0006] In a preferred embodiment of the present invention, a protruding fixing ring is provided on the inner wall of the cylinder, and a circle of bosses abutting against the fixing ring is provided on the filter barrel.

[0007] In a preferred embodiment of the present invention, the filter barrel adopts a barrel structure with filter holes, and the top of the filter barrel is inclined, and the high side of the side wall of the filter barrel is close to the liquid inlet, and the bottom side of the side wall of the filter barrel is close to the liquid outlet.

[0008] In a preferred embodiment of the present invention, an inclined angle α is formed between the chamfered surface on the top of the filter barrel and the inner wall of the barrel, and the inclined angle α is 50°.

[0009] In a preferred embodiment of the present invention, a handle is also provided on the filter barrel.

[0010] In a preferred embodiment of the present invention, the liquid inlet and the liquid outlet are arranged on the same horizontal line of the cylinder.

[0011] In a preferred embodiment of the utility model, the head is sleeved on the bottom opening of the cylinder, and a drainage hole is provided on the head. The drainage pipe is connected to the cavity of the cylinder through the drainage hole, and a sewage valve for opening and closing is also provided on the drainage pipe.

[0012] In a preferred embodiment of the utility model, a flange short pipe is provided on the top opening of the cylinder, and a blind plate is installed on the top opening of the cylinder through the flange short pipe; and one end of the cleaning pipe is introduced into the cylinder after passing through the blind plate and is connected to a nozzle, and the nozzle corresponds to the flushing and spraying of the filter barrel; the other end of the cleaning pipe is located outside the cylinder and introduces cleaning liquid through a cleaning valve.

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

[0014] The utility model discloses a basket filter which has a simple structure, is easy to operate and is convenient for online cleaning and sewage discharge. The filter structure can be cleaned and sewage can be discharged without dismantling the filter structure, thereby improving the convenience and flexibility of online cleaning and sewage discharge on the medium conveying pipeline. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model is further described below in conjunction with the accompanying drawings and embodiments.

[0016] Figure 1 It is a schematic cross-sectional structure diagram of a basket filter that is convenient for online cleaning and sewage discharge in a preferred embodiment of the present invention;

[0017] Figure 2 It is a front view structural schematic diagram of a basket filter which is convenient for online cleaning and sewage discharge in a preferred embodiment of the present invention, after the blind plate and the cleaning pipe are removed;

[0018] Figure 3 It is a schematic diagram of the top view of the structure of a basket filter which is convenient for online cleaning and sewage discharge in a preferred embodiment of the present invention after the blind plate and the cleaning pipe are removed;

[0019] Figure 4 It is a structural schematic diagram of a filter barrel in a basket filter that is convenient for online cleaning and sewage discharge in a preferred embodiment of the present invention;

[0020] Among them, 1-cylinder, 2-filter barrel, 3-cleaning valve, 4-drain valve, 5-liquid inlet, 6-liquid outlet, 7-flange short pipe, 8-head, 9-drain pipe, 10-blind plate, 11-cleaning pipe, 12-fixing ring, 13-filter barrel cover, 14-handle, 15-nozzle. DETAILED DESCRIPTION

[0021] In the description of the present invention / utility model, it should be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or positional relationship, are based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present invention / utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention / utility model. In addition, the terms "first", "second", etc., are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Therefore, the features defined as "first", "second", etc. may explicitly or implicitly include one or more of the features. In the description of the present invention / utility model, unless otherwise specified, "multiple" means two or more.

[0022] In the description of the present invention / utility model, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention / utility model can be understood by specific circumstances. Example 1

[0023] like Figure 1-Figure 4 As shown, a basket filter that is convenient for online cleaning and sewage discharge comprises a through-hole cylinder 1, a filter barrel 2 is embedded in the cylinder 1, and the filter barrel 2 divides the cavity of the cylinder 1 into a sewage discharge cavity and a clean cavity. A liquid inlet 5 and a liquid outlet 6 are respectively arranged on the side wall of the cylinder 1, and the liquid inlet 5 and the liquid outlet 6 are separated by the filter barrel 2 and correspond to the sewage discharge cavity and the clean cavity respectively.

[0024] Specifically, a protruding fixing ring 12 is provided on the inner wall of the cylinder 1, and the fixing ring 12 is arranged along the inner wall of the cylinder 1, and a circle of bosses abutting against the fixing ring 12 is provided on the filter barrel 2. The filter barrel 2 adopts a barrel structure with filter holes. The stability of the filter barrel 2 embedded in the cylinder 1 is improved, and the impact of the liquid at the liquid inlet 5 is prevented from affecting the posture of the filter barrel 2 in the cylinder 1. The top of the filter barrel 2 is inclined, and the high side of the side wall of the filter barrel 2 is close to the liquid inlet 5, and the bottom side of the side wall of the filter barrel 2 is close to the liquid outlet 6. In this embodiment, the liquid inlet 5 and the liquid outlet 6 are arranged on the same horizontal line of the cylinder 1. The filter barrel 2 is also provided with a handle 14 for facilitating the extraction and placement of the filter barrel 2.

[0025] Specifically, a sealing head 8 is provided at the lower part of the cylinder 1, and the sealing head 8 is sleeved on the bottom opening of the cylinder 1, and the sealing head 8 is welded and fixed on the cylinder 1. A drainage hole is provided on the sealing head 8, and a drainage pipe 9 is connected with the cavity of the cylinder 1 through the drainage hole. A sewage valve 4 for opening and closing is also provided on the drainage pipe 9.

[0026] Specifically, a cleaning pipe 11 corresponding to the filter barrel 2 is provided on the top of the cylinder body 1, and a water outlet of the cleaning pipe 11 is located in the clean cavity. Example 2

[0027] A flange short pipe 7 is provided on the top opening of the cylinder 1, and the flange short pipe 7 is welded and fixed to one end of the cylinder 1, and a head 8 is welded and fixed to the other end of the cylinder 1. A blind plate 10 is installed on the top opening of the cylinder 1 through the flange short pipe 7; and one end of a cleaning pipe 11 is passed through the blind plate 10 and introduced into the cylinder 1, and is connected to a nozzle 15 corresponding to the flushing and spraying of the filter barrel 2; the other end of the cleaning pipe 11 is located outside the cylinder 1 and is introduced with cleaning liquid through the cleaning valve 3. Example 3

[0028] like Figure 1-Figure 4 As shown, based on Example 1 or Example 2, in a preferred embodiment of the present invention, the material of the cylinder 1 and the filter barrel 2 is corrosion-resistant transparent PVC material. Its high transparency makes it easy for relevant personnel to observe the internal conditions of the filter at any time. Example 4

[0029] like Figure 1-Figure 4 As shown, based on Example 1 or Example 2 or Example 3, in a preferred embodiment of the present invention, the chamfered surface on the top of the filter barrel 2 forms an inclined angle α with the inner wall of the cylinder body 1, Figure 2 , Figure 4 The tilt angle α is 50°. The fixing ring 12 is arranged along the inner wall of the cylinder 1, and the fixing ring 12 and the inner wall of the cylinder 1 are arranged at an inclination angle. The filter barrel cover 13 and the fixing ring 12 maintain the same inclination angle. The filter barrel 2 is seated on the fixing ring 12 by gravity.

[0030] Furthermore, the barrel body, filter barrel cover 13, and bottom plate of the filter barrel 2 are all provided with holes. The diameter of the opening of the filter barrel cover 13 is smaller than the diameter of the opening of the filter barrel body and the bottom plate. A handle 14 is provided on the filter barrel cover 13 to facilitate the replacement of the filter barrel 12. In this embodiment, the barrel body, filter barrel cover 13, and bottom plate of the filter barrel 2 can be assembled in an integrated structure. However, this is not limited to this. In other embodiments, the barrel body and the bottom plate or cover 13 can also be used as a detachable structure according to actual use requirements, and assembled and fixed by connecting parts. The disassembly structure between the barrel body and the bottom plate and the cover 13 is not described one by one and is not listed here. It is convenient for later cleaning.

[0031] The working principle is:

[0032] The utility model discloses a basket filter that is easy to realize online cleaning and sewage discharge. A liquid inlet 5 and a liquid outlet 6 are distributed on the cylinder, and the liquid inlet and the liquid outlet are arranged on the same horizontal line. A drain pipe 9 is arranged on the end cap, and a sewage valve 4 is installed on the drain pipe 9. The flange short pipe 7 and the blind plate 10 are fastened by bolts, and the cleaning pipe 11 is welded on the blind plate 10. A cleaning valve 3 is installed at one end, and a nozzle 15 is installed at the other end. The opening of the cleaning valve 3 can be adjusted according to the degree of dirtiness of the filter barrel 2 to adjust the water pressure, and the nozzle 15 can evenly spray water to clean the filter barrel 2. The filter is cleaned regularly according to the degree of dirtiness in the filter barrel 2, so as to reduce the frequency of downtime maintenance of the filter barrel. A fixing ring 12 is arranged inside the cylinder 1, and the fixing ring 12 is welded on the cylinder 1. The fixing ring 12 is arranged along the inner wall of the cylinder 1, and the fixing ring 12 and the inner wall of the cylinder 1 are arranged at an inclination angle.

[0033] Based on the ideal embodiment of the utility model, through the above description, relevant personnel can make various changes and modifications without departing from the technical concept of the invention. The technical scope of the invention is not limited to the content in the specification, and must be determined according to the scope of the claims.

Claims

1. A basket filter that facilitates online cleaning and sewage discharge, characterized in that: The invention comprises a cylindrical body (1) having a central hole, wherein a liquid inlet (5) and a liquid outlet (6) are respectively arranged on the side walls of the cylindrical body (1), a filter barrel (2) is embedded in the interior of the cylindrical body (1), and the filter barrel (2) divides the cavity of the cylindrical body (1) into a sewage cavity and a clean cavity, and the liquid inlet (5) and the liquid outlet (6) are separated by the filter barrel (2) and correspond to the sewage cavity and the clean cavity respectively, a sealing head (8) is arranged at the bottom of the cylindrical body (1), and a cleaning pipe (11) corresponding to the filter barrel (2) is arranged at the top of the cylindrical body (1), and the water outlet of the cleaning pipe (11) is located in the clean cavity.

2. A basket filter that facilitates online cleaning and sewage discharge according to claim 1, characterized in that: A protruding fixing ring (12) is provided on the inner wall of the cylinder (1), and a circle of bosses abutting against the fixing ring (12) is provided on the filter barrel (2).

3. A basket filter that facilitates online cleaning and sewage discharge according to claim 2, characterized in that: The filter barrel (2) adopts a barrel structure with filter holes, and the top of the filter barrel (2) is arranged to be inclined, and the high side of the side wall of the filter barrel (2) is close to the liquid inlet (5), and the bottom side of the side wall of the filter barrel (2) is close to the liquid outlet (6).

4. A basket filter that facilitates online cleaning and sewage discharge according to claim 3, characterized in that: An inclined angle α is formed between the chamfered surface at the top of the filter barrel (2) and the inner wall of the cylinder body (1), and the inclined angle α is 50°.

5. A basket filter that facilitates online cleaning and sewage discharge according to claim 3, characterized in that: The filter barrel (2) is also provided with a handle (14).

6. A basket filter that facilitates online cleaning and sewage discharge according to claim 3, characterized in that: The liquid inlet (5) and the liquid outlet (6) are arranged on the same horizontal line of the cylinder (1).

7. A basket filter that facilitates online cleaning and sewage discharge according to claim 3, characterized in that: The sealing head (8) is sleeved on the bottom opening of the cylinder (1), and a drainage hole is provided on the sealing head (8). A drainage pipe (9) is connected to the cavity of the cylinder (1) through the drainage hole, and a sewage valve (4) for opening and closing is also provided on the drainage pipe (9).

8. A basket filter that facilitates online cleaning and sewage discharge according to claim 7, characterized in that: A flange short pipe (7) is provided on the top opening of the cylinder (1), and a blind plate (10) is installed on the top opening of the cylinder (1) through the flange short pipe (7); One end of the cleaning pipe (11) passes through the blind plate (10) and is introduced into the cylinder (1), and is connected to a nozzle (15), wherein the nozzle (15) corresponds to the filter barrel (2) for flushing and spraying; the other end of the cleaning pipe (11) is located outside the cylinder (1) and is introduced with cleaning liquid through a cleaning valve (3).

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