Pipeline filter with double filtering structures

Abstract

The utility model discloses a pipeline filter with a double filter structure, which comprises a connecting pipe, one end of the connecting pipe is fixedly connected with a water inlet pipe, the other end of the connecting pipe is fixedly connected with a water outlet pipe, and a first filter screen and a second filter screen are fixedly connected between the circumferential inner walls of the connecting pipe. Two mounting pipes are fixedly inserted into the top of the connecting pipe, a U-shaped connecting rod is slidably inserted between the two mounting pipes, supporting blocks are fixedly connected to the two ends of the U-shaped connecting rod, a first sliding groove is formed in one end of each supporting block, a sliding block is slidably inserted into each first sliding groove, and a sliding plate is fixedly connected to the bottom of each sliding block; a second sliding groove is formed in the inner wall of the bottom of the first sliding groove. The U-shaped connecting rod is pulled to move in the mounting pipe, so that the first brush and the second brush brush the first filter screen and the second filter screen, the first filter screen and the second filter screen are cleaned, and the operation is simple, convenient and fast.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter technical field especially relates to a pipeline filter with double filter structure. BACKGROUND

[0002] The pipeline filter is the equipment for pipeline part in hydraulic system, and the main role is to protect the process equipment and special pipe fittings (such as compressor, pump, fuel nozzle, drain valve etc.), prevent sundries from entering equipment, pipe fittings damage components or block pipe fittings, so as to guarantee normal production operation, and the filter can remove solid impurities in fluid, make fluid more pure, protect downstream equipment from being blocked or worn, and ensure the normal operation of pipeline equipment system.

[0003] At present, the pipeline filter with double filter structure mostly sets up two layers of filter screens inside for protection, and the filter screen is blocked after long-time operation, so that it needs to be replaced and cleaned, which is time-consuming and laborious. UTILITY MODEL CONTENT

[0004] The utility model aims at solving the problems of existing filter screen blockage, replacement and cleaning, and time-consuming and laborious, and provides a pipeline filter with double filter structure.

[0005] In order to achieve the above purpose, the utility model adopts the following technical scheme:

[0006] A pipeline filter with double filter structure, including connecting pipe, the one end of connecting pipe is fixedly connected with water inlet pipe, the other end of connecting pipe is fixedly connected with water outlet pipe, the circumferential inner wall of connecting pipe is fixedly connected with first filter screen and second filter screen, the top of connecting pipe is fixedly inserted with two installation pipes, the two installation pipes are slidably inserted with U-shaped connecting rod, the both ends of U-shaped connecting rod are fixedly connected with support block, the one end of support block is equipped with first sliding slot, the first sliding slot is slidably inserted with sliding block, the bottom of sliding block is fixedly connected with sliding plate, the bottom inner wall of first sliding slot is equipped with second sliding slot, the sliding plate slides in second sliding slot, the one side of sliding plate is fixedly connected with spring, the other end of spring is fixedly connected with the inner wall of one end of second sliding slot, the one side of sliding block is fixedly connected with a plurality of first brushes, the one side of support block is fixedly connected with a plurality of second brushes, and the first brush and the second brush contact the one side of first filter screen and second filter screen.

[0007] Further, the mesh hole diameter of the first filter screen is greater than the mesh hole diameter of the second filter screen.

[0008] Further, the one end of the sliding block is fixedly connected with the first arc-shaped plate, and the first arc-shaped plate can contact the inner wall of one side of the connecting pipe.

[0009] Further, one end of the support block is fixedly connected with a second arc-shaped plate, which can contact the other side inner wall of the connecting pipe.

[0010] Further, the bottom of the connecting pipe is fixedly connected with a plurality of collecting grooves, and the bottom end of the collecting groove is clamped with a collecting box.

[0011] Further, the side of the collecting groove is embedded with a transparent panel.

[0012] Further, the outer wall of the U-shaped connecting rod is provided with an anti-skid groove.

[0013] The beneficial effects of the utility model are:

[0014] 1. The larger impurities in the fluid are filtered out through the first filter screen, and the smaller impurities in the fluid are filtered out through the second filter screen, so that the fluid is doubly filtered, and the filtering effect of the fluid is improved.

[0015] 2. The U-shaped connecting rod is pulled to move in the mounting pipe, so that the first brush and the second brush brush on the first filter screen and the second filter screen, thereby cleaning the first filter screen and the second filter screen, and the operation is simple, convenient and fast.

[0016] 3. The first arc-shaped plate is extruded by the inner wall of the connecting pipe to move the sliding block in the first sliding groove, so as to clean the top and bottom of the first filter screen and the second filter screen, and the sliding block is reset under the elastic action of the spring, so as to clean the middle part of the first filter screen and the second filter screen, and the applicability is improved. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 A three-dimensional structure schematic view of a pipeline filter with a double filtering structure is provided for the utility model;

[0018] Figure 2 A sectional structure schematic view of a pipeline filter with a double filtering structure is provided for the utility model;

[0019] Figure 3 A cleaning part structure schematic view of a pipeline filter with a double filtering structure is provided for the utility model;

[0020] Figure 4 A sectional structure schematic view of a pipeline filter with a double filtering structure is provided for the utility model.

[0021] In the figure: 1, water inlet pipe; 2, connecting pipe; 3, water outlet pipe; 4, first filter screen; 5, second filter screen; 6, mounting pipe; 7, U-shaped connecting rod; 8, supporting block; 9, first sliding groove; 901, second sliding groove; 10, sliding block; 11, first brush; 1101, second brush; 12, first arc-shaped plate; 1201, second arc-shaped plate; 13, sliding plate; 14, spring; 15, collecting groove; 16, transparent panel; 17, collecting box. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments.

[0023] Referring to Figures 1-4 A pipeline filter with double filtering structure, comprising a connecting pipe 2, one end of the connecting pipe 2 is welded with a water inlet pipe 1, the other end of the connecting pipe 2 is welded with a water outlet pipe 3, the circumferential inner wall of the connecting pipe 2 is fixed with a first filter screen 4 and a second filter screen 5 through bolts, the larger impurities in the fluid are filtered out by the first filter screen 4, and the smaller impurities in the fluid are filtered out by the second filter screen 5, so that double filtering is carried out;

[0024] Two mounting pipes 6 are fixedly inserted at the top of the connecting pipe 2, a U-shaped connecting rod 7 is slidingly inserted between the two mounting pipes 6, the two ends of the U-shaped connecting rod 7 are fixedly connected with supporting blocks 8 through bolts, one end of the supporting block 8 is provided with a first sliding groove 9, a sliding block 10 is slidingly inserted in the first sliding groove 9, the bottom of the sliding block 10 is welded with a sliding plate 13, the bottom inner wall of the first sliding groove 9 is provided with a second sliding groove 901, the sliding plate 13 slides in the second sliding groove 901, one side of the sliding plate 13 is welded with a spring 14, the other end of the spring 14 is fixedly connected with the inner wall of one end of the second sliding groove 901, one end of the sliding block 10 is fixedly connected with a first arc-shaped plate 12 through bolts, the first arc-shaped plate 12 can be in contact with the inner wall of one side of the connecting pipe 2, during the cleaning process of the first filter screen 4 and the second filter screen 5, the inner wall of the connecting pipe 2 will press the first arc-shaped plate 12, so that the sliding block 10 moves in the first sliding groove 9, so as to clean the top and bottom of the first filter screen 4 and the second filter screen 5, when the middle part of the first filter screen 4 and the second filter screen 5 is cleaned, the sliding block 10 is reset under the elastic action of the spring 14, so as to clean the middle part of the first filter screen 4 and the second filter screen 5;

[0025] The side of the sliding block 10 is fixed with a plurality of first brushes 11 through bolts, the side of the supporting block 8 is fixed with a plurality of second brushes 1101 through bolts, the first brushes 11 and the second brushes 1101 are in contact with the side of the first filter screen 4 and the second filter screen 5, the U-shaped connecting rod 7 is pulled to move in the mounting pipe 6, thereby driving the supporting block 8 and the sliding block 10 to move up and down, and then the first brushes 11 and the second brushes 1101 brush on the first filter screen 4 and the second filter screen 5, so that the first filter screen 4 and the second filter screen 5 are cleaned.

[0026] The mesh aperture of the first filter screen 4 is larger than the mesh aperture of the second filter screen 5, the end of the supporting block 8 is fixed with a second arc-shaped plate 1201 through bolts, the second arc-shaped plate 1201 can be in contact with the other side inner wall of the connecting pipe 2, a plurality of collecting grooves 15 are welded at the bottom of the connecting pipe 2, the bottom end of the collecting groove 15 is clamped with a collecting box 17, the impurities cleaned are collected in the collecting box 17 from the collecting groove 15, the side of the collecting groove 15 is embedded with a transparent panel 16, so that the collection condition of the impurities in the collecting groove 15 can be observed, and the outer wall of the U-shaped connecting rod 7 is provided with an anti-skid groove, so that the operation of the U-shaped connecting rod 7 is facilitated.

[0027] The working principle of the embodiment is as follows: when in use, the pipeline filter is installed on the pipeline, the fluid is input into the connecting pipe 2 from the water inlet pipe 1, first, the larger impurities in the fluid are filtered by the first filter screen 4, then the smaller impurities in the fluid are filtered by the second filter screen 5, and then the fluid is discharged from the water outlet pipe 3;

[0028] When the first filter screen 4 and the second filter screen 5 are cleaned, the delivery is paused, the U-shaped connecting rod 7 is pulled to move in the mounting pipe 6, thereby driving the supporting block 8 and the sliding block 10 to move up and down, and then the first brushes 11 and the second brushes 1101 brush on the first filter screen 4 and the second filter screen 5, so that the first filter screen 4 and the second filter screen 5 are cleaned, the impurities cleaned are collected in the collecting box 17 from the collecting groove 15, finally, the collecting box 17 is disassembled, and the impurities in the collecting box 17 are cleaned out;

[0029] During the cleaning process of the first filter screen 4 and the second filter screen 5, the inner wall of the connecting pipe 2 can extrude the first arc-shaped plate 12, so that the sliding block 10 moves in the first sliding groove 9, so as to clean the top and bottom of the first filter screen 4 and the second filter screen 5, when the middle part of the first filter screen 4 and the second filter screen 5 is cleaned, the sliding block 10 is reset under the elastic action of the spring 14, so as to clean the middle part of the first filter screen 4 and the second filter screen 5.

[0030] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any skilled person in the art, according to the technical scheme and the inventive concept of the present application, makes equivalent replacement or change within the technical range disclosed by the present application, which should be covered within the protection scope of the present application.

Claims

1. A pipeline filter with a dual filtration structure, comprising a connecting pipe (2), characterized in that, One end of the connecting pipe (2) is fixedly connected to an inlet pipe (1), and the other end of the connecting pipe (2) is fixedly connected to an outlet pipe (3). A first filter screen (4) and a second filter screen (5) are fixedly connected between the inner circumference walls of the connecting pipe (2). Two mounting pipes (6) are fixedly inserted into the top of the connecting pipe (2). A U-shaped connecting rod (7) is slidably inserted between the two mounting pipes (6). Support blocks (8) are fixedly connected to both ends of the U-shaped connecting rod (7). A first groove (9) is provided at one end of the support block (8). A slider (10) is slidably inserted into the first groove (9). The bottom of the slider (10) is fixed. A slide plate (13) is connected to the first slide groove (9). The bottom inner wall of the first slide groove (9) is provided with a second slide groove (901). The slide plate (13) slides in the second slide groove (901). A spring (14) is fixedly connected to one side of the slide plate (13). The other end of the spring (14) is fixedly connected to one end of the inner wall of the second slide groove (901). A plurality of first brushes (11) are fixedly connected to one side of the slider (10). A plurality of second brushes (1101) are fixedly connected to one side of the support block (8). The first brushes (11) and the second brushes (1101) are in contact with one side of the first filter screen (4) and the second filter screen (5).

2. A pipeline filter with a dual filtration structure according to claim 1, characterized in that, The mesh size of the first filter screen (4) is larger than that of the second filter screen (5).

3. A pipeline filter with a dual filtration structure according to claim 1, characterized in that, One end of the slider (10) is fixedly connected to a first arc plate (12), which can contact the inner wall of one side of the connecting pipe (2).

4. A pipeline filter with a dual filtration structure according to claim 1, characterized in that, One end of the support block (8) is fixedly connected to a second arc-shaped plate (1201), which can contact the inner wall of the other side of the connecting pipe (2).

5. A pipeline filter with a dual filtration structure according to claim 1, characterized in that, The bottom of the connecting pipe (2) is fixedly connected to a plurality of collection slots (15), and a collection box (17) is snapped into the bottom end of the collection slots (15).

6. A pipeline filter with a dual filtration structure according to claim 5, characterized in that, A transparent panel (16) is embedded on one side of the collection tank (15).

7. A pipeline filter with a dual filtration structure according to claim 1, characterized in that, The outer wall of the U-shaped connecting rod (7) is provided with anti-slip grooves.

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