Filter convenient to clean

Abstract

The utility model belongs to the technical field of filters, and particularly relates to a filter convenient to clean, which comprises an outer shell and a filter element positioned in the outer shell, and further comprises a top cover detachably mounted at the top end of the outer shell, and a medium inlet is fixed on the top cover; the bottom cover is detachably installed at the bottom end of the outer shell, a medium discharge port is fixed to the bottom cover, and the filter element is clamped between the top cover and the bottom cover; the automatic cleaning mechanism is rotationally mounted in the filter element and is used for cleaning impurities adhered to the inner wall of the filter element; the driving mechanism is mounted in the medium inlet and used for driving the automatic cleaning mechanism to rotate; according to the utility model, impurities adhered to the inner wall of the filter element are automatically cleaned through the arranged automatic cleaning mechanism, the situation that the impurities adhered to the inner wall of the filter element for a long time are inconvenient to clean is avoided, and the top cover and the bottom cover are detachably mounted, so that the filter element is convenient to disassemble and clean.

Description

Technical Field

[0001] The utility model belongs to the technical field of filters, and in particular relates to a filter which is easy to clean. Background Art

[0002] Filters are widely used in the food and pharmaceutical industries for filtering liquids, such as beer in the food industry. The filters generally include a housing, a filter element is disposed in the housing, and a liquid inlet and a liquid outlet are disposed on the housing.

[0003] In the prior art, a Chinese utility model patent with authorization announcement number CN220715104U discloses "a filter that is easy to install", including a filter body and a transparent plate, the transparent plate is fixedly connected to the outer wall of the filter body, the outer wall of the filter body is provided with a mounting assembly, the outer wall of the mounting assembly is provided with a fixing assembly, the mounting assembly consists of a connecting unit and a limiting unit, the connecting unit is located on the outer wall of the filter body, and the limiting unit is located on the outer wall of the connecting unit, which is easy to install and disassemble.

[0004] Although the filters in the prior art including the above ones have the feature of being easy to assemble and disassemble, foreign matter in the medium will adhere to the filter element during operation, making it inconvenient to clean.

[0005] In order to solve the above problems, the present application proposes a filter that is easy to clean. Utility Model Content

[0006] In order to solve the above problems existing in the prior art, the utility model provides a filter which is easy to clean and has the characteristics of being easy to use and clean.

[0007] To achieve the above object, the utility model provides the following technical solution: a filter that is easy to clean, comprising an outer shell and a filter element located in the outer shell, and also comprising:

[0008] A top cover, the top cover is detachably mounted on the top of the outer shell, and a medium inlet is fixed on the top cover;

[0009] A bottom cover, which is detachably mounted on the bottom end of the outer shell and is fixed with a medium discharge port, and the filter element is sandwiched between the top cover and the bottom cover;

[0010] An automatic cleaning mechanism, which is rotatably mounted in the filter element and is used to clean impurities adhering to the inner wall of the filter element;

[0011] A driving mechanism is installed in the medium inlet and is used to drive the automatic cleaning mechanism to rotate.

[0012] As a preferred technical solution of the utility model, the automatic cleaning mechanism includes:

[0013] Fixed rod;

[0014] A cleaning rod, the cleaning rod being elastically mounted on the fixing rod;

[0015] A rubber brush strip is fixed on the cleaning rod and abuts against the inner wall of the filter element.

[0016] As a preferred technical solution of the utility model, it also includes:

[0017] A threaded rod, the threaded rod is fixed to the cleaning rod and passes through the fixing rod;

[0018] A locking nut, the locking nut being mounted on the protruding end of the threaded rod by screwing;

[0019] A telescopic spring is sleeved on the threaded rod and is located between the fixing rod and the cleaning rod.

[0020] As a preferred technical solution of the utility model, the driving mechanism includes:

[0021] A rotating column, wherein the rotating column is rotatably mounted in the medium inlet by a retaining frame;

[0022] A turbine, the turbine being fixed on the rotating column;

[0023] A fixed beam is fixed to the lower end of the rotating column, and the fixed rod is fixed to the fixed beam.

[0024] As a preferred technical solution of the utility model, the retaining frame includes:

[0025] A fixed outer ring, wherein the fixed outer ring is fixed to the inner wall of the medium inlet;

[0026] A fixed inner ring, the fixed inner ring being fixed inside the fixed outer ring by a mounting rod;

[0027] The mounting rod is fixed in the fixed inner ring, and the rotating column is fixedly connected to the inner ring of the bearing.

[0028] As a preferred technical solution of the utility model, the top cover is installed on the top of the outer shell by screwing.

[0029] As a preferred technical solution of the present invention, the bottom cover is installed on the bottom end of the outer shell by screwing.

[0030] As a preferred technical solution of the utility model, it also includes:

[0031] A limiting ring, wherein the limiting ring is fixed to the top of the inner side surface of the outer shell, and the top of the filter element abuts against the limiting ring;

[0032] A positioning convex ring, the positioning convex ring is fixed to the bottom surface of the limiting ring, and the positioning convex ring is embedded in and abuts against the inner wall of the filter element;

[0033] Isolation support blocks, a plurality of isolation support blocks are fixed on the bottom cover at equal intervals along the circumferential direction, and are used to support the filter element.

[0034] Compared with the prior art, the beneficial effects of the utility model are:

[0035] In the utility model, the automatic cleaning mechanism is provided to automatically clean the impurities adhered to the inner wall of the filter element, so as to avoid long-term adhesion to the inner wall of the filter element and inconvenience in cleaning. Moreover, the top cover and the bottom cover are both detachably installed, so that the filter element can be easily disassembled and cleaned.

[0036] Other additional advantages and beneficial effects of the present application will be given in part in the following description, and in part will become apparent from the following description, or will be understood through the practice of the present application. BRIEF DESCRIPTION OF THE DRAWINGS

[0037] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0038] Figure 1 It is a schematic diagram of the structure of the utility model;

[0039] Figure 2 It is a schematic diagram of the cross-sectional structure of the utility model;

[0040] Figure 3 It is a schematic diagram of the cross-sectional structure of the filter element in the utility model;

[0041] Figure 4 For this utility model Figure 2 A schematic diagram of the enlarged structure of the automatic cleaning mechanism;

[0042] Figure 5 It is a schematic diagram of the axonometric structure of the retainer in the utility model.

[0043] In the figure: 1. outer shell; 11. limit ring; 12. positioning convex ring; 2. filter element; 3. top cover; 31. medium inlet; 4. bottom cover; 41. medium outlet; 42. isolation support block; 5. automatic cleaning mechanism; 51. fixing rod; 52. cleaning rod; 53. rubber brush strip; 54. threaded rod; 55. locking nut; 56. telescopic spring; 6. driving mechanism; 61. rotating column; 62. retaining frame; 621. fixed outer ring; 622. fixed inner ring; 623. mounting rod; 624. bearing; 63. turbine; 64. fixed beam. DETAILED DESCRIPTION

[0044] 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 in 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.

[0045] See also Figure 1-Figure 5 The utility model provides the following technical solution: a filter that is easy to clean, including an outer shell 1 and a filter element 2 located in the outer shell 1, and also includes: a top cover 3, a bottom cover 4, an automatic cleaning mechanism 5 and a driving mechanism 6.

[0046] Specifically, by Figure 1 and Figure 2 As shown, in this embodiment, the top cover 3 is detachably mounted on the top of the outer shell 1, and a medium inlet 31 is fixed on the top cover 3, the bottom cover 4 is detachably mounted on the bottom of the outer shell 1, and a medium outlet 41 is fixed on the bottom cover 4, the filter element 2 is sandwiched between the top cover 3 and the bottom cover 4, the automatic cleaning mechanism 5 is rotatably mounted in the filter element 2, and is used to clean impurities adhered to the inner wall of the filter element 2, and the driving mechanism 6 is mounted in the medium inlet 31, and is used to drive the automatic cleaning mechanism 5 to rotate. After adopting the above scheme, the filter element to be filtered The medium enters the filter element 2 from the medium inlet 31 for filtration, and the medium passes through the filter holes of the filter element 2. The filter holes of the filter element 2 intercept the impurities to achieve filtration, and the filtered medium is discharged from the medium discharge port 41. During operation, the driving mechanism 6 is used to drive the automatic cleaning mechanism 5 to rotate, and the automatic cleaning mechanism 5 automatically cleans the impurities adhered to the inner wall of the filter element 2 to avoid the impurities adhering to the inner wall of the filter element 2 for a long time and being inconvenient to clean. In addition, the top cover 3 and the bottom cover 4 are both detachably installed, which is convenient for disassembling and cleaning the filter element 2.

[0047] Optionally, by Figure 1 , Figure 2 and Figure 4As shown, in this embodiment, the automatic cleaning mechanism 5 includes: a fixed rod 51, a cleaning rod 52 and a rubber brush strip 53. The cleaning rod 52 is elastically mounted on the fixed rod 51, and the rubber brush strip 53 is fixed on the cleaning rod 52 and abuts against the inner wall of the filter element 2. After adopting the above scheme, the fixed rod 51 drives the cleaning rod 52 and the rubber brush strip 53 to rotate, and the rubber brush strip 53 cleans the impurities adhering to the inner wall of the filter element 2.

[0048] Preferably, by Figure 1 , Figure 2 and Figure 4 As shown, in this embodiment, it also includes: a threaded rod 54, a locking nut 55 and a telescopic spring 56. The threaded rod 54 is fixed on the cleaning rod 52 and passes through the fixed rod 51. The locking nut 55 is installed on the protruding end of the threaded rod 54 by threaded engagement. The telescopic spring 56 is sleeved on the threaded rod 54 and is located between the fixed rod 51 and the cleaning rod 52. The telescopic spring 56 realizes the elastic installation of the cleaning rod 52, ensures that the rubber brush strip 53 can reliably abut the inner wall of the filter element 2, and improves safety.

[0049] Optionally, by Figure 1 , Figure 2 and Figure 4 As shown, in this embodiment, the driving mechanism 6 includes: a rotating column 61, a turbine 63 and a fixed beam 64. The rotating column 61 is rotatably installed in the medium inlet 31 by using a retaining frame 62, the turbine 63 is fixed on the rotating column 61, the fixed beam 64 is fixed on the lower end of the rotating column 61, and the fixed rod 51 is fixed on the fixed beam 64. After adopting the above scheme, during the injection of the medium from the medium inlet 31, the kinetic energy of the medium flow drives the turbine 63 to rotate, the turbine 63 drives the rotating column 61 to rotate, and the rotating column 61 drives the fixed beam 64 to rotate, so that the fixed rod 51 drives the cleaning rod 52 and the rubber brush strip 53 to rotate.

[0050] It should be noted that the above scheme is only a preferred technical scheme of the present invention and is not used to limit the present invention. In actual use, other methods can also be used to drive the fixed rod 51 to rotate, such as using a motor to drive it. However, the use of a motor requires connection to an electrical power source, which requires additional energy consumption.

[0051] Optionally, by Figure 1 , Figure 2 and Figure 5As shown, in this embodiment, the retaining frame 62 includes: a fixed outer ring 621, a fixed inner ring 622 and a bearing 624. The fixed outer ring 621 is fixed to the inner wall of the medium inlet 31, and the fixed inner ring 622 is fixed in the fixed outer ring 621 by means of a mounting rod 623. The mounting rod 623 is fixed in the fixed inner ring 622. The rotating column 61 is fixedly connected to the inner ring of the bearing 624. The retaining frame 62 serves as a supporting accessory to support the rotating column 61. The bearing 624 is used to ensure the reliability of the rotation of the rotating column 61 and effectively reduce the sliding friction.

[0052] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the top cover 3 is installed on the top of the outer shell 1 by screwing, which is convenient for installation and removal of the top cover 3.

[0053] Preferably, by Figure 1 and Figure 2 As shown, in this embodiment, the bottom cover 4 is installed on the bottom end of the outer shell 1 by screwing, which is convenient for installation and removal of the bottom cover 4, thereby facilitating the removal of the filter element 2 for cleaning.

[0054] Preferably, by Figure 1-Figure 3 As shown, in this embodiment, it also includes: a limit ring 11, a positioning convex ring 12 and an isolation support block 42. The limit ring 11 is fixed to the top of the inner side surface of the outer shell 1, and the top of the filter element 2 is against the limit ring 11. The positioning convex ring 12 is fixed to the bottom surface of the limit ring 11, and the positioning convex ring 12 is embedded in and against the inner wall of the filter element 2. A plurality of isolation support blocks 42 are fixed on the bottom cover 4 at equal intervals along the circumferential direction to support the filter element 2. The limit ring 11 cooperates with a plurality of isolation support blocks 42 to clamp the filter element 2 to ensure the stability of the installation of the filter element 2. The positioning convex ring 12 is used to locate the installation position of the filter element 2, while avoiding radial displacement of the filter element 2 to improve the stability of the filter element 2. The isolation support block 42 is also used to create a gap between the filter element 2 and the bottom cover 4 to facilitate the flow and discharge of the medium.

[0055] Components not described in detail herein are prior art.

[0056] Working principle and use process of the utility model: In the filter of the utility model, the medium to be filtered enters the filter element 2 from the medium inlet 31 for filtration, the medium passes through the filter holes of the filter element 2, the filter holes of the filter element 2 intercept the impurities, and the filtration is realized, and the filtered medium is discharged from the medium discharge port 41;

[0057] During operation, when the medium is injected from the medium inlet 31, the kinetic energy of the medium flow drives the turbine 63 to rotate, the turbine 63 drives the rotating column 61 to rotate, the rotating column 61 drives the fixed beam 64 to rotate, so that the fixed rod 51 drives the cleaning rod 52 and the rubber brush strip 53 to rotate, and the rubber brush strip 53 is used to clean the impurities adhering to the inner wall of the filter element 2, so as to avoid the impurities adhering to the inner wall of the filter element 2 for a long time and being inconvenient to clean, and the top cover 3 and the bottom cover 4 are both detachably installed, so as to facilitate the disassembly and cleaning of the filter element 2.

[0058] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A filter that is easy to clean, comprising an outer shell (1) and a filter element (2) located in the outer shell (1), characterized in that: Also includes: A top cover (3), the top cover (3) being detachably mounted on the top end of the outer shell (1), and a medium inlet (31) being fixed on the top cover (3); A bottom cover (4), the bottom cover (4) being detachably mounted on the bottom end of the outer shell (1), and a medium discharge port (41) being fixed on the bottom cover (4), and the filter element (2) being sandwiched between the top cover (3) and the bottom cover (4); An automatic cleaning mechanism (5), the automatic cleaning mechanism (5) being rotatably mounted in the filter element (2) and used for cleaning impurities adhering to the inner wall of the filter element (2); A driving mechanism (6), wherein the driving mechanism (6) is installed in the medium inlet (31) and is used to drive the automatic cleaning mechanism (5) to rotate.

2. A filter that is easy to clean according to claim 1, characterized in that: The automatic cleaning mechanism (5) comprises: A fixing rod (51); A cleaning rod (52), wherein the cleaning rod (52) is elastically mounted on the fixing rod (51); A rubber brush strip (53) is fixed on the cleaning rod (52) and abuts against the inner wall of the filter element (2).

3. A filter that is easy to clean according to claim 2, characterized in that: Also includes: a threaded rod (54), wherein the threaded rod (54) is fixed on the cleaning rod (52) and passes through the fixing rod (51); A locking nut (55), the locking nut (55) being mounted on the protruding end of the threaded rod (54) by means of a threaded engagement; A telescopic spring (56), wherein the telescopic spring (56) is sleeved on the threaded rod (54) and is located between the fixing rod (51) and the cleaning rod (52).

4. The filter that is easy to clean according to claim 3, characterized in that: The driving mechanism (6) comprises: A rotating column (61), wherein the rotating column (61) is rotatably mounted in the medium inlet (31) by means of a retaining frame (62); A turbine (63), wherein the turbine (63) is fixed on the rotating column (61); A fixed beam (64), wherein the fixed beam (64) is fixed to the lower end of the rotating column (61), and the fixed rod (51) is fixed to the fixed beam (64).

5. The filter that is easy to clean according to claim 4, characterized in that: The retaining frame (62) comprises: A fixed outer ring (621), wherein the fixed outer ring (621) is fixed to the inner wall of the medium inlet (31); A fixed inner ring (622), wherein the fixed inner ring (622) is fixed inside the fixed outer ring (621) by means of a mounting rod (623); The bearing (624), the mounting rod (623) is fixed in the fixed inner ring (622), and the rotating column (61) is fixedly connected to the inner ring of the bearing (624).

6. The filter that is easy to clean according to claim 1, characterized in that: The top cover (3) is installed on the top end of the outer shell (1) by means of threaded engagement.

7. The filter that is easy to clean according to claim 1, characterized in that: The bottom cover (4) is installed on the bottom end of the outer shell (1) by means of threaded engagement.

8. The filter that is easy to clean according to claim 1, characterized in that: Also includes: A limiting ring (11), the limiting ring (11) being fixed to the top end of the inner side surface of the outer shell (1), and the top end of the filter element (2) being in contact with the limiting ring (11); A positioning convex ring (12), wherein the positioning convex ring (12) is fixed to the bottom surface of the limiting ring (11), and the positioning convex ring (12) is embedded in and abuts against the inner wall of the filter element (2); An isolation support block (42), wherein a plurality of the isolation support blocks (42) are fixed on the bottom cover (4) at equal intervals along the circumferential direction and are used to support the filter element (2).

Images