Double-cylinder filter

Abstract

The utility model provides a double-cartridge filter, which relates to the technical field of filters and comprises two filter cartridges, an oil discharge three-way pipe and an oil inlet three-way pipe are fixed and communicated between the two filter cartridges, and ring grooves are arranged on the surfaces of the filter cartridges and close to the tops of the filter cartridges. According to the utility model, when the filter element needs to be disassembled and replaced, the rotating piece can be directly rotated to drive the screw rod to rotate, the screw rod rotates to drive the sliding plate to descend, the sliding plate descends to drive the extrusion fixing piece to descend to be separated from the inside of the arc-shaped groove, and at the moment, the round cover can be rotated to enable the limiting arc plate to slide to the other end; at the moment, the bulge of the extrusion fixing piece is positioned at the arc hole, so that the effect of aligning the arc hole with the extrusion fixing piece can be achieved, the extrusion fixing piece can be further positioned, the round cover can be taken down, and meanwhile, the bottom of the L-shaped arc plate is separated from the surface of the annular plate, so that the effect of conveniently disassembling the round cover and the filter element can be achieved; therefore, the effect of improving the mounting and dismounting efficiency can be achieved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter technology field especially relates to a double cylinder filter. BACKGROUND

[0002] Oil is a commonly used medium in various equipment, and oil can play a lubricating and cooling role. However, during the use of oil, metal powder generated by system component wear and rubber impurities generated by sealing elements are easily mixed into the oil, which reduces the lubricating and cooling effect of the oil. Therefore, the oil needs to be continuously filtered during the recycling process.

[0003] The existing, such as Chinese patent announcement number: CN215916672U the utility model discloses a double cylinder filter, including two filter drums, two filter drums are provided with filter core, and the upper end of the filter drum is provided with a sealing cover, two filter drums are fixedly connected with oil inlet pipe and oil outlet pipe, two oil inlet pipes and two oil outlet pipes are fixedly connected with reversing valve body, and reversing ball is rotatably arranged in the two reversing valve bodies, openings are formed on the front and rear sides of the reversing ball, and an oil port is formed on the left side of the reversing ball, and an oil inlet is formed on the lower reversing valve body. The utility model relates to the technical field of filter, through the cooperation of the two reversing valve bodies, when the filter core in one of the filter drums needs to be replaced due to problems, the oil circuit can be changed, so that the oil can be filtered through the other intact filter drum in time, and the replacement of the filter core does not affect the production efficiency.

[0004] Although the above-mentioned patent can change the oil circuit when the filter core in one of the filter drums needs to be replaced due to problems, so that the oil can be filtered through the other intact filter drum in time, and the replacement of the filter core does not affect the production efficiency, but during the replacement of the filter core, the first bolt and the second bolt need to be disassembled. Since a plurality of first bolts and second bolts need to be disassembled, the disassembly and installation efficiency is affected, therefore, a double cylinder filter is needed to solve the above-mentioned problems. UTILITY MODEL CONTENTS

[0005] The utility model aims at solving the problem that in the prior art, the first bolt and the second bolt need to be disassembled during the replacement of the filter core, and a plurality of first bolts and second bolts need to be disassembled, which affects the disassembly and installation efficiency, and proposes a double cylinder filter.

[0006] In order to achieve the above object, the utility model discloses the following technical scheme: a double cylinder filter, including two filter cartridges, two the filter cartridge between fixed and communicated and have oil drain three -way pipes and oil inlet three -way pipes, the surface of filter cartridge and close to the top and be opened ring groove, the bottom inner wall of ring groove is embedded with ring plate, the bottom fixedly connected with filter core of ring plate, the top of filter cartridge all covers round lid, the bottom fixedly connected with cylinder of round lid, the surface of cylinder is opened sliding hole, the inside embedding and sliding connection of sliding hole have sliding plate, the centre of sliding plate is penetrated and is connected with screw rod, the surface of cylinder is covered and sliding connection has extrusion fixing spare, both ends of sliding plate all are fixedly connected with extrusion fixing spare, the surface of filter cartridge and close to the top all are fixedly connected with fixed ring, the surface of fixed ring is opened three arc holes at equal intervals, the bottom of fixed ring and between arc hole all are opened arc -shaped groove, the bottom equal -interval fixedly connected with three L type arc plates of cylinder.

[0007] Preferably, the surface of the oil drain three-way pipe and the oil inlet three-way pipe is fixedly installed with a first magnetic valve close to both ends.

[0008] Preferably, the bottom of the two filter cartridges is fixedly connected with a blowdown pipe, and the surface of the blowdown pipe is provided with a second magnetic valve.

[0009] Preferably, the surface of the filter cartridge close to the bottom is sleeved and fixedly connected with a support ring, and the bottom of the support ring is fixedly connected with support legs at equal intervals.

[0010] Preferably, the bottom of the support leg is trapezoidal.

[0011] Preferably, the bottom of the screw rod is rotatably connected with the inner wall bearing of the bottom of the sliding hole, the top of the screw rod penetrates the round lid and is fixedly connected with a rotating piece, and the surface of the rotating piece is rounded.

[0012] Preferably, the top of the filter cartridge is provided with a ring-shaped groove, the inside of the ring-shaped groove is embedded with a ring-shaped plate, the bottom of the ring-shaped plate is fixedly connected with a sealing ring pad, and the top of the ring-shaped plate is fixedly connected with the bottom of the round lid.

[0013] Preferably, the top of the filter cartridge is provided with three limiting arc grooves at equal intervals, the inside of the limiting arc groove is embedded with a limiting arc plate, and the top of the limiting arc plate is fixedly connected with the bottom of the round lid.

[0014] Preferably, the bottom of the three L-shaped arc plates is attached to the top of the ring plate.

[0015] Preferably, the three ends of the extrusion fixing spare are matched with the arc hole and the arc-shaped groove.

[0016] Compared with the prior art, the utility model has the advantages and positive effects that,

[0017] In this invention, when the filter element needs to be disassembled and replaced, the rotating part can be directly rotated to drive the screw to rotate. The rotation of the screw can drive the slide plate to descend, and the descent of the slide plate can drive the pressing and fixing part to descend and disengage it from the arc-shaped groove. At this time, the round cover can be rotated to slide the limiting arc plate to the other end. At this time, the protrusion of the pressing and fixing part will be located at the arc hole, which can achieve the effect of aligning the arc hole with the pressing and fixing part, thereby positioning the pressing and fixing part. Then the round cover can be removed, and at the same time, the bottom of the L-shaped arc plate will disengage from the surface of the ring plate, which can facilitate the disassembly of the round cover and the filter element, thereby improving the efficiency of installation and disassembly. Attached Figure Description

[0018] Figure 1 A three-dimensional view of the overall structure of a dual-cylinder filter is provided for this utility model;

[0019] Figure 2 A cross-sectional view of the overall structure of a dual-cylinder filter is provided for this utility model;

[0020] Figure 3 A partial three-dimensional view of a dual-cylinder filter is provided for this utility model;

[0021] Figure 4 This utility model proposes a dual-cylinder filter. Figure 3 Enlarged view of the structure of area A in the middle;

[0022] Figure 5 A perspective view of the fixing ring structure of a dual-cylinder filter is provided for this utility model;

[0023] Figure 6 A perspective view of the circular cover structure of a dual-cylinder filter is provided for this utility model;

[0024] Figure 7 A perspective view of an L-shaped arc plate structure for a dual-cylinder filter is provided for this utility model;

[0025] Figure 8 This utility model presents a three-dimensional view of the extrusion fixing structure of a dual-cylinder filter.

[0026] Legend: 1. Filter cylinder; 2. Oil drain tee; 3. Oil inlet tee; 4. First solenoid valve; 5. Drain pipe; 6. Support ring; 7. Support leg; 8. Ring groove; 9. Ring plate; 10. Filter element; 11. Round cover; 12. Cylindrical; 13. Sliding hole; 14. Slide plate; 15. Screw; 16. Extrusion fastener; 17. L-shaped arc plate; 18. Rotating component; 19. Annular groove; 20. Annular plate; 21. Sealing ring gasket; 22. Limiting arc groove; 23. Limiting arc plate; 24. Fixing ring; 25. Arc hole; 26. Arc groove; 27. Second solenoid valve. Detailed Implementation

[0027] To better understand the above-mentioned objectives, features, and advantages of this utility model, the present utility model will be further described below with reference to the accompanying drawings and embodiments. It should be noted that, unless otherwise specified, the embodiments and features described in these embodiments can be combined with each other.

[0028] Many specific details are set forth in the following description in order to provide a full understanding of the present invention. However, the present invention may also be implemented in other ways different from those described herein. Therefore, the present invention is not limited to the specific embodiments disclosed in the following specification.

[0029] Example 1, such as Figures 1-8 As shown, this utility model provides a dual-cylinder filter, including two filter cylinders 1. An oil drain tee pipe 2 and an oil inlet tee pipe 3 are fixedly connected between the two filter cylinders 1, enabling oil inlet and outlet. An annular groove 8 is formed on the surface of each filter cylinder 1 near the top. An annular plate 9 is embedded in the bottom inner wall of the annular groove 8. A filter element 10 is fixedly connected to the bottom of the annular plate 9, facilitating the placement of the filter element 10. A round cover 11 covers the top of each filter cylinder 1. A cylinder 12 is fixedly connected to the bottom of the round cover 11. A sliding hole 13 is formed on the surface of the cylinder 12. A sliding plate 14 is embedded and slidably connected inside the sliding hole 13. A screw 15 is threaded through and connected to the center of cylinder 14. A pressing fastener 16 is fitted and slidably connected to the surface of cylinder 12. Both ends of the slide plate 14 are fixedly connected to the pressing fastener 16. A fixing ring 24 is fixedly connected to the surface of filter cylinder 1 and near the top. Three arc holes 25 are equally spaced on the surface of the fixing ring 24. Arc grooves 26 are opened at the bottom of the fixing ring 24 and between the arc holes 25. Three L-shaped arc plates 17 are fixedly connected to the bottom of cylinder 12 at equal intervals. This can make the screw 15 rotate to drive the slide plate 14 to descend. The descent of the slide plate 14 can drive the pressing fastener 16 to descend and disengage it from the arc groove 26.

[0030] The overall effect of embodiment 1 is as follows: two filter cylinders 1 are fixed and connected by an oil drain tee pipe 2 and an oil inlet tee pipe 3. The surface of the filter cylinder 1 and near the top is provided with an annular groove 8. An annular plate 9 is embedded in the bottom inner wall of the annular groove 8. The bottom of the annular plate 9 is fixedly connected to the filter element 10. The top of the filter cylinder 1 is covered with a round cover 11. The bottom of the round cover 11 is fixedly connected to a cylinder 12. The surface of the cylinder 12 is provided with a sliding hole 13. A sliding plate 14 is embedded and slidably connected inside the sliding hole 13. A screw 15 is threaded through and connected to the center of the sliding plate 14. A compression fixing member 16 is sleeved and slidably connected to the surface of the cylinder 12. Both ends of the sliding plate 14 are fixedly connected to the compression fixing member 16. A fixing ring 24 is fixedly connected to the surface of the filter cylinder 1 and near the top. The surface of the fixing ring 24 is provided with three arc holes 25 at equal intervals. The bottom of the fixing ring 24 and between the arc holes 25 are provided with arc grooves 26. The bottom of the cylinder 12 is fixedly connected with three L-shaped arc plates 17 at equal intervals.

[0031] Example 2, as Figures 1-8 As shown, first solenoid valves 4 are fixedly installed on the surfaces of the oil drain tee 2 and the oil inlet tee 3 near both ends; drain pipes 5 are fixedly connected to the bottoms of the two filter cylinders 1, and second solenoid valves 27 are installed on the surface of the drain pipes 5; support rings 6 are fitted and fixedly connected to the surface of the filter cylinders 1 near the bottom, and support legs 7 are fixedly connected at equal intervals to the bottom of the support rings 6, which can support the bottom of the filter cylinders 1; the bottom of the support legs 7 is trapezoidal; the bottom of the screw 15 is rotatably connected to the bearing on the inner wall of the bottom of the sliding hole 13, and the top of the screw 15 passes through the round cover 11 and is fixedly connected to the rotating part 18. All surfaces of the rotating part 18 are rounded; the top of the filter cylinder 1 is provided with annular grooves 19, and annular plates 20 are embedded inside the annular grooves 19. Sealing ring gaskets 21 are fixedly connected to the bottom of the annular plates 20, and the top of the annular plates 20 is fixedly connected to the bottom of the round cover 11; three limiting arc grooves 22 are provided at equal intervals on the top of the filter cylinder 1, and limiting arc plates 23 are embedded inside the limiting arc grooves 22. The top of the limiting arc plates 23 is fixedly connected to the bottom of the round cover 11; the bottoms of the three L-shaped arc plates 17 are in contact with the top of the annular plates 9; the three ends of the pressing fastener 16 are adapted to the arc holes 25 and the arc grooves 26.

[0032] The effect achieved by the whole embodiment 2 is that the first magnetic valve 4 fixedly installed on the surface of the oil discharge tee pipe 2 and close to both ends can control the oil flow direction; the blowdown pipe 5 fixedly communicated with the bottom of the two filter cartridges 1, and the second magnetic valve 27 installed on the surface of the blowdown pipe 5 can control the blowdown; the support ring 6 fixedly connected with the bottom of the filter cartridge 1 can support the bottom of the filter cartridge 1; the bottom of the support leg 7 is trapezoidal, which can make the support device more stable; the bottom of the screw rod 15 is bearing rotatingly connected with the bottom inner wall of the sliding hole 13, the top of the screw rod 15 penetrates the round cover 11 and is fixedly connected with the rotating piece 18, and the surface of the rotating piece 18 is rounded, which can make the rotating piece 18 conveniently drive the screw rod 15 to rotate; the top of the filter cartridge 1 is provided with the annular groove 19, the annular groove 19 is embedded with the annular plate 20, the bottom of the annular plate 20 is fixedly connected with the sealing ring pad 21, and the top of the annular plate 20 is fixedly connected with the bottom of the round cover 11, which can make the annular plate 20 extrude the sealing ring pad 21, and the round cover 11 can be sealed; the top of the filter cartridge 1 is provided with three limiting arc grooves 22 at equal intervals, the limiting arc groove 22 is embedded with the limiting arc plate 23, and the top of the limiting arc plate 23 is fixedly connected with the bottom of the round cover 11, which can make the limiting arc plate 23 slide and limit in the limiting arc groove 22; the bottom of the three L-shaped arc plates 17 is attached to the top of the ring plate 9, which can make the bottom of the L-shaped arc plate 17 extrude and fix the ring plate 9 and the filter core 10; the three ends of the extrusion fixing piece 16 are matched with the arc hole 25 and the arc groove 26, which can make the three ends of the extrusion fixing piece 16 pass through the arc hole 25 or be embedded in the arc groove 26.

[0033] Working principle: when one of the filter core 10 appears blockage or damage, the oil can flow to the other filter cartridge 1 by controlling the first magnetic valve 4 and closing the other end of the first magnetic valve 4, at this time, by rotating the rotating piece 18 on the damaged filter core 10, the rotating piece 18 rotates can drive the screw rod 15 to rotate, the screw rod 15 rotates can drive the sliding plate 14 to descend, the sliding plate 14 can drive the extrusion fixing piece 16 three-end filter to separate from the arc-shaped groove 26 inside, at this time, the circular cover 11 can be rotated to make the limiting arc plate 23 slide to the other end of the limiting arc groove 22, at this time, the protruding part of the extrusion fixing piece 16 will be located below the arc hole 25, at this time, the extrusion fixing piece 16 can be conveniently pulled out from the arc hole 25, and then the extrusion fixing piece 16 can be positioned, at this time, the circular cover 11 can be removed, and the bottom of the L-shaped arc plate 17 can be in surface with the disengagement ring plate 9, which can facilitate the disassembly of the circular cover 11 and the filter core 10, thereby improving the installation and disassembly efficiency, at this time, the new filter core 10 can be replaced, at this time, the extrusion fixing piece 16 is passed through the arc hole 25 again, and the circular cover 11 is covered again, at this time, the limiting arc plate 23 embedded in the limiting arc groove 22 is slid into the other end by rotating the circular cover 11, at this time, the screw rod 15 drives the sliding plate 14 to rise to make the extrusion fixing piece 16 rise and embed in the arc-shaped groove 26 inside by rotating the rotating piece 18 in the reverse direction, and the bottom of the L-shaped arc plate 17 can be attached to the top of the ring plate 9 to fix the filter core 10.

[0034] The wiring diagram of the first magnetic valve 4, the filter core 10 and the second magnetic valve 27 in the utility model belongs to the common knowledge in the field, and its working principle is a known technology, and the model is selected according to actual use, so the control mode and wiring arrangement of the first magnetic valve 4, the filter core 10 and the second magnetic valve 27 are not explained in detail.

[0035] The above is only a preferred embodiment of the utility model, and is not limited to other forms of the utility model, and any skilled person in the art can change or modify the above disclosed technical content to equivalent embodiments applied to other fields, but any simple modification, equivalent change and modification made on the basis of the technical essence of the utility model to the above embodiments still belongs to the protection scope of the utility model technical scheme.

Claims

1. A double canister filter comprising two filter canisters (1), characterized in that: Two filtering barrels (1) are fixed and communicated with oil discharge tee (2) and oil inlet tee (3), the surface of the filtering barrel (1) is provided with ring groove (8) near the top, the inner wall of the bottom of the ring groove (8) is embedded with ring plate (9), the bottom of the ring plate (9) is fixedly connected with filter core (10), the top of the filtering barrel (1) is covered with round cover (11), the bottom of the round cover (11) is fixedly connected with cylinder (12), the surface of the cylinder (12) is provided with sliding hole (13), the inside of the sliding hole (13) is embedded and slidably connected with sliding plate (14), the center of the sliding plate (14) is penetrated and threadedly connected with screw rod (15), the surface of the cylinder (12) is sleeved and slidably connected with extrusion fixing part (16), the two ends of the sliding plate (14) are fixedly connected with the extrusion fixing part (16), the surface of the filtering barrel (1) is fixedly connected with fixing ring (24) near the top, the surface of the fixing ring (24) is provided with three arc holes (25) at equal intervals, the bottom of the fixing ring (24) is provided with arc grooves (26) between the arc holes (25), and the bottom of the cylinder (12) is fixedly connected with three L-shaped arc plates (17) at equal intervals.

2. A twin canister filter according to claim 1, wherein: The surface of the oil discharge tee (2) and the oil inlet tee (3) is fixedly installed with first magnetic valve (4) near the two ends.

3. A dual canister filter according to claim 1, wherein: The bottom of the two filtering barrels (1) is fixedly connected with sewage pipe (5), and the surface of the sewage pipe (5) is provided with second magnetic valve (27).

4. A dual canister filter according to claim 1, wherein: The surface of the filtering barrel (1) is sleeved and fixedly connected with supporting ring (6) near the bottom, and the bottom of the supporting ring (6) is fixedly connected with supporting leg (7) at equal intervals.

5. A twin canister filter according to claim 4, wherein: The bottom of the supporting leg (7) is trapezoidal.

6. A dual canister filter according to claim 1, wherein: The bottom of the screw rod (15) is rotatably connected with the bearing of the bottom inner wall of the sliding hole (13), the top of the screw rod (15) penetrates the round cover (11) and is fixedly connected with rotating part (18), and the surface of the rotating part (18) is rounded.

7. A dual canister filter according to claim 1, wherein: The top of the filtering barrel (1) is provided with ring type groove (19), the inside of the ring type groove (19) is embedded with ring type plate (20), the bottom of the ring type plate (20) is fixedly connected with sealing ring pad (21), and the top of the ring type plate (20) is fixedly connected with the bottom of the round cover (11).

8. A dual canister filter according to claim 1, wherein: The top of the filtering barrel (1) is provided with three limiting arc grooves (22) at equal intervals, the inside of the limiting arc groove (22) is embedded with limiting arc plate (23), and the top of the limiting arc plate (23) is fixedly connected with the bottom of the round cover (11).

9. A dual canister filter according to claim 1, wherein: The bottom of the three L-shaped arc plates (17) is attached to the top of the ring plate (9).

10. A dual canister filter according to claim 1, wherein: The three ends of the extrusion fixing part (16) are matched with the arc holes (25) and the arc grooves (26).

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