Novel reverse baffling T-shaped filter

Abstract

The utility model discloses a novel reverse baffling T-shaped filter which comprises a filter shell and a filter cylinder, the filter shell is of a T-shaped pipe structure, a fluid inlet is formed in the branch pipe end of the filter shell, a clear liquid outlet is formed in one end of a main pipe of the filter shell, and the other end of the main pipe of the filter shell is connected with a filter cover body. A filter cartridge is mounted in the main pipe of the filter shell, and a screen mesh covers the filter cartridge; a plurality of cross-shaped reinforcing ribs are axially arranged in the filter cartridge at intervals, four guide assemblies are evenly distributed on the inner wall of a main pipe of the filter shell in the circumferential direction, each guide assembly comprises a plurality of guide rails arranged at intervals in the length direction of the main pipe of the filter shell, and the cross-shaped reinforcing ribs correspond to the guide rails one to one in position. Grooves are formed in the guide rails in the length direction in a penetrating mode, and the ends of the cross-shaped reinforcing ribs penetrate out of the filter cylinder and are inserted into the grooves of the corresponding guide rails in a sliding mode.

Description

Technical field:

[0001] The utility model relates to the technical field of filters, in particular to a novel reverse flow T-type filter. Background technology:

[0002] The reverse flow T-type filter is a wire mesh installed on the outer surface of the filter cartridge. When working, the medium enters from the branch end of the filter housing and then flows out from the main pipe end. The solid impurities in it are trapped outside the filter cartridge, and the clean filtrate is discharged from the outlet of the main pipe.

[0003] At present, a reverse flow T-type filter is installed at the inlet of the machine pump to filter the fluid material. Due to the large size of the filter cartridge, it is difficult to install. In addition, during use, there are often problems such as the filter cartridge frame is easy to deform, the wire mesh is easy to deform and break, the filter cartridge and the filter housing are not sealed tightly, and impurities cannot be cleaned online. In particular, the filter cartridge and the filter housing are not sealed tightly, and impurities enter the filter cartridge from the gap between the filter housing and the filter cartridge. Subsequently, the impurities enter the pump body with the filtrate, causing the machine pump mouth ring and the balance drum to get stuck, damaging the equipment, and greatly increasing the frequency of maintenance. Utility model content:

[0004] The utility model aims to provide a novel reverse flow T-type filter.

[0005] The purpose of the utility model is implemented by the following technical scheme: a novel reverse flow T-type filter, which includes a filter housing and a filter cartridge, the filter housing is a T-tube structure, the branch pipe end of the filter housing is provided with a fluid inlet, one end of the main pipe of the filter housing is provided with a clear liquid outlet, the other end of the main pipe of the filter housing is connected to a filter cover, the filter cartridge is installed in the main pipe of the filter housing, and a wire mesh is provided on the filter cartridge outer cover; a plurality of cross reinforcing ribs are arranged at intervals along the axial direction inside the filter cartridge, four guide assemblies are evenly distributed along the circumferential direction on the inner wall of the main pipe of the filter housing, each of the guide assemblies includes a plurality of guide rails arranged at intervals along the length direction of the main pipe of the filter housing, each of the cross reinforcing ribs corresponds to the position of each of the guide rails one by one, and a groove is opened on each of the guide rails along the length direction, and the end of the cross reinforcing rib passes through the filter cartridge and is slidably inserted in the groove corresponding to the guide rail.

[0006] Preferably, a filter cartridge positioning ring is coaxially provided in the main pipe of the filter housing near the clear liquid outlet, an annular groove is provided on the filter cartridge positioning ring near one side of the filter cartridge, and one end of the filter cartridge is inserted into the annular groove of the filter cartridge positioning ring; an annular groove is provided on the filter cover near the other side of the filter cartridge, and the other end of the filter cartridge is inserted into the annular groove of the filter cover; sealing rings are respectively provided in the annular groove of the filter cartridge positioning ring and the annular groove of the filter cover.

[0007] Preferably, a corrugated sealing ring is sleeved on the filter cartridge between the filter cover and the filter housing.

[0008] Preferably, a plurality of anti-deformation support rings are provided on the outer fastening sleeve of the filter cartridge.

[0009] Preferably, a sewage cleaning port is provided on the main pipe of the filter housing.

[0010] The advantages of the utility model are as follows: first, the utility model provides a guide assembly in the filter housing, and a cross reinforcement rib is provided on the filter cartridge. When the filter cartridge enters the main pipe of the filter housing, the ends of the cross reinforcement rib are respectively inserted into the grooves of the corresponding guide rails and slide along the grooves of the corresponding guide rails, thereby ensuring that the filter cartridge smoothly enters the main pipe of the filter housing along the direction of the guide assembly, thereby solving the problem that the filter cartridge is difficult to install due to friction with the inner wall of the filter housing when entering the filter housing due to its large size.

[0011] Second, the utility model is provided with a plurality of cross reinforcing ribs along the axial direction inside the filter cartridge, and a plurality of anti-deformation support rings are provided on the fastening sleeve outside the filter cartridge. The cross reinforcing ribs and the anti-deformation support rings can increase the strength of the filter cartridge, thereby changing the shortcomings of the original filter cartridge frame that is easy to deform and the wire mesh that is easy to deform and break.

[0012] Thirdly, the utility model has annular grooves on the filter cover and the filter cartridge positioning ring, and sealing rings are respectively provided in the annular groove of the filter cartridge positioning ring and the annular groove of the filter cover. The ends of the filter cartridge are respectively inserted into the annular grooves of the filter cartridge positioning ring and the filter cover. The sealing ring enhances the sealing performance, prevents impurities from entering the filter cartridge through the gap between the filter cartridge and the filter housing, and prevents impurities from entering the pump body along with the filtrate, thereby avoiding problems such as the pump mouth ring and the balance drum getting stuck and the equipment being damaged, and greatly reducing the frequency of maintenance. Description of the drawings:

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying any creativity and labor.

[0014] Figure 1 It is a structural schematic diagram of the utility model.

[0015] Figure 2 yes Figure 1 A partial enlarged view of middle A.

[0016] Figure 3 yes Figure 1 Left view of .

[0017] Figure 4 It is a schematic diagram of the filter cartridge, wire mesh, cross reinforcement ribs and anti-deformation support ring after installation.

[0018] The components in the accompanying drawings are marked as follows: filter housing 1, fluid inlet 1.1, clean liquid outlet 1.2, clean sewage outlet 1.3, filter cartridge 2, filter cover 3, filter cartridge positioning ring 4, sealing ring 5, wire mesh 6, cross reinforcement rib 7, guide assembly 8, guide rail 8.1, groove 8.1.1, anti-deformation support ring 9, corrugated sealing ring 10. Specific implementation method:

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] like Figure 1-Figure 4 As shown, a novel reverse flow T-type filter comprises a filter housing 1 and a filter cartridge 2. The filter housing 1 is a T-tube structure. A fluid inlet 1.1 is provided at the branch pipe end of the filter housing 1. A clear liquid outlet 1.2 is provided at one end of the main pipe of the filter housing 1. A filter cover 3 is connected to the other end of the main pipe of the filter housing 1. A filter cartridge 2 is installed in the main pipe of the filter housing 1. The specific installation method is as follows: a coaxially arranged filter cartridge positioning ring 4 is fixed in the main pipe of the filter housing 1 near the clear liquid outlet 1.2. An annular groove is provided on the filter cartridge positioning ring 4 near one side of the filter cartridge 2. One end of the filter cartridge 2 is inserted into the annular groove of the filter cartridge positioning ring 4. An annular groove is provided on the filter cover 3 on the other side, and the other end of the filter cartridge 2 is inserted into the annular groove of the filter cover 3. The sealing performance is enhanced by inserting the ends of the filter cartridge 2 into the annular grooves of the filter cartridge positioning ring 4 and the filter cover 3 respectively. Sealing rings 5 ​​are provided in the annular grooves of the filter cartridge positioning ring 4 and the filter cover 3 respectively. The sealing rings 5 ​​are provided to enhance the sealing performance and prevent impurities from entering the filter cartridge 2 from the gap between the filter cartridge 2 and the filter housing 1; a corrugated sealing ring 10 is sleeved on the filter cartridge 2 between the filter cover 3 and the filter housing 1, and the corrugated sealing ring 10 plays a sealing role to prevent liquid leakage; a wire mesh 6 is provided on the outer cover of the filter cartridge 2;

[0021] A plurality of cross reinforcing ribs 7 are arranged at intervals along the axial direction inside the filter cartridge 2. The cross reinforcing ribs 7 can increase the strength of the filter cartridge 2, and change the shortcomings of the original filter cartridge 2 skeleton being easily deformed and the wire mesh 6 being easily deformed and damaged. Four guide components 8 are evenly distributed along the circumferential direction on the inner wall of the main pipe of the filter housing 1. The filter cartridge 2 is installed into the filter housing 1 along the guide components 8, which solves the problem that the filter cartridge 2 is easy to rub against the inner wall of the filter housing 1 when entering the filter housing 1 due to its large size, resulting in difficulty in installation. Each guide component 8 includes a plurality of guide rails 8.1 arranged at intervals along the length direction of the main pipe of the filter housing 1. The positions of the cross reinforcing ribs 7 and the guide rails 8.1 correspond one by one. A groove 8.1.1 is opened on each guide rail 8.1 along the length direction. The end of the cross reinforcing rib 7 passes through the filter cartridge 2 and is inserted into the groove 8.1 of the corresponding guide rail 8.1. .1, when the filter cartridge 2 enters the main pipe of the filter housing 1, the ends of the cross reinforcement ribs 7 are respectively inserted into the grooves 8.1.1 of the corresponding guide rails 8.1, and slide along the grooves 8.1.1 of the corresponding guide rails 8.1, so that the filter cartridge 2 smoothly enters the main pipe of the filter housing 1 along the direction of the guide assembly 8; in this embodiment, each group of guide rails 8.1 includes two guide rails 8.1, and two cross reinforcement ribs 7 are arranged inside the filter cartridge 2; a plurality of anti-deformation support rings 9 are arranged on the outer fastening sleeve of the filter cartridge 2. In this embodiment, two anti-deformation support rings 9 are arranged on the outer fastening sleeve of the filter cartridge 2, and the strength of the filter cartridge 2 can be further increased by the anti-deformation support rings 9, thereby changing the shortcomings of the original filter cartridge 2 skeleton being easy to deform and the wire mesh 6 being easy to deform and break; a cleaning port 1.3 is opened on the main pipe of the filter housing 1, and the function of online cleaning of impurities is realized through the cleaning port 1.3.

[0022] Installation and use instructions: Insert the filter cartridge 2 along the main pipe direction of the filter housing 1 from the left port of the main pipe of the filter housing 1, so that the ends of the cross reinforcement ribs 7 of the filter cartridge 2 correspond to the positions of the guide assembly 8 one by one, and push the filter cartridge 2 into the main pipe of the filter housing 1. During the pushing process, the ends of the cross reinforcement ribs 7 are respectively clamped in the grooves 8.1.1 of the corresponding guide rails 8.1, and slide along the grooves 8.1.1 of the corresponding guide rails 8.1 until one end of the filter cartridge 2 is inserted into the annular groove of the filter cartridge positioning ring 4, and the right end face of the filter cartridge 2 abuts against the sealing ring 5 in the annular groove of the filter cartridge positioning ring 4;

[0023] The filter cover 3 is fixed to the left port of the main pipe of the filter housing 1 by means of threads, and the other end of the filter cartridge 2 is inserted into the annular groove of the filter cover 3, and the left end surface of the filter cartridge 2 abuts against the sealing ring 5 in the annular groove of the filter cover 3;

[0024] The material is fed into the filter housing 1 from the fluid inlet 1.1 and filtered through the filter cartridge 2. The solid impurities therein are retained outside the filter cartridge 2 and finally discharged through the cleaning port 1.3 of the filter housing 1, thereby achieving the purpose of online cleaning of impurities. The clean filtrate is discharged from the clean liquid outlet 1.2 of the filter housing 1.

[0025] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A novel reverse flow T-type filter, comprising a filter housing and a filter cartridge, wherein the filter housing is a T-type tube structure, a fluid inlet is provided at the branch pipe end of the filter housing, a clear liquid outlet is provided at one end of the main pipe of the filter housing, a filter cover is connected to the other end of the main pipe of the filter housing, the filter cartridge is installed in the main pipe of the filter housing, and a wire mesh is provided on the outer cover of the filter cartridge; characterized in that: A plurality of cross reinforcing ribs are arranged at intervals along the axial direction inside the filter cartridge, and four guide assemblies are evenly distributed along the circumferential direction on the inner wall of the main pipe of the filter housing, each of the guide assemblies includes a plurality of guide rails arranged at intervals along the length direction of the main pipe of the filter housing, and the positions of the cross reinforcing ribs correspond to the positions of the guide rails one by one, and a groove is formed through the guide rails along the length direction, and the ends of the cross reinforcing ribs pass through the filter cartridge and are slidably inserted into the grooves corresponding to the guide rails.

2. A novel reverse flow T-type filter according to claim 1, characterized in that: A filter cartridge positioning ring is coaxially provided in the main pipe of the filter housing near the clear liquid outlet, an annular groove is provided on the filter cartridge positioning ring near one side of the filter cartridge, and one end of the filter cartridge is inserted into the annular groove of the filter cartridge positioning ring; an annular groove is provided on the filter cover near the other side of the filter cartridge, and the other end of the filter cartridge is inserted into the annular groove of the filter cover; sealing rings are respectively provided in the annular groove of the filter cartridge positioning ring and the annular groove of the filter cover.

3. A novel reverse flow T-type filter according to claim 2, characterized in that: A corrugated sealing ring is sleeved on the filter cartridge between the filter cover and the filter housing.

4. A novel reverse flow T-type filter according to any one of claims 1 to 3, characterized in that: A plurality of anti-deformation support rings are arranged on the outer fastening sleeve of the filter cartridge.

5. A novel reverse flow T-type filter according to claim 4, characterized in that: A sewage cleaning port is provided on the main pipe of the filter housing.

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