Filter element convenient to disassemble, assemble and clean

Abstract

The utility model discloses a filter element convenient to disassemble, assemble and clean, which comprises a first filter cartridge, a second filter cartridge and a filter element, a second supporting pipe is arranged at one end of the second filter cartridge, a positioning pipe is arranged at the other end of the second filter cartridge, and the first supporting pipe is inserted into the second supporting pipe; the first supporting pipe is sleeved with the first filtering piece, and the outer surface of the first filtering piece is spliced to the inner wall of the second supporting pipe; the second filtering piece is arranged on the second supporting pipe in a sleeving manner; the locking assembly is arranged on the positioning pipe in a sleeving mode and comprises a plurality of positioning pins and elastic pull belts, the elastic pull belts are connected with the outer ends of the adjacent positioning pins, locking holes and unlocking holes which are connected with the positioning pins in an inserted mode are formed in the positioning pipe, and positioning grooves which are connected with the positioning pins in an inserted mode and correspond to the locking holes are formed in the surface of the first supporting pipe; the unlocking hole is located in the outer side of the end face of the first supporting pipe. According to the utility model, the problem that a filtering piece and other parts on a conventional filter element are inconvenient to clean due to the fact that the structure of the conventional filter element is difficult to disassemble and assemble conveniently can be solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter core technical field, concretely speaking, a filter core convenient to dismount and clean. BACKGROUND

[0002] The filter core used in the filter generally comprises a filter cylinder support and a filter element sleeved thereon, before the filter core is assembled on the filter, the filter core needs to be effectively positioned on the filter cylinder support, after use, if the filtering effect is poor, the filter element needs to be disassembled, cleaned and then used again. SUMMARY

[0003] The utility model discloses a filter core convenient to dismount and clean.

[0004] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme: a filter core convenient to dismount and clean, comprising:

[0005] A first filter cylinder is provided with a first support pipe;

[0006] A second filter cylinder is provided with a second support pipe at one end and a positioning pipe at the other end, overflow holes are arranged on the pipe walls of the first support pipe and the second support pipe, and the first support pipe is inserted into the second support pipe;

[0007] A first filter element is sleeved on the first support pipe, and the outer surface thereof is combined with the inner wall of the second support pipe;

[0008] A second filter element is sleeved on the second support pipe;

[0009] A locking assembly is sleeved on the positioning pipe and comprises a plurality of positioning pins and elastic pull belts, the elastic pull belts are connected to the outer ends of the adjacent positioning pins, the positioning pipe is provided with locking holes and unlocking holes for inserting the positioning pins, the surface of the first support pipe is provided with positioning grooves for inserting the positioning pins and corresponding to the locking holes, and the unlocking holes are located outside the end surface of the first support pipe.

[0010] As a further description of the above technical scheme:

[0011] The inner wall of the positioning pipe is provided with a positioning ring, and the positioning ring and the flange of the end portion of the first filter cylinder are respectively abutted on the two end surfaces of the first filter element.

[0012] As a further description of the above technical scheme:

[0013] The flanges of the first filter cartridge and the second filter cartridge abut on the two end faces of the second filter element respectively.

[0014] As a further description of the above technical solution:

[0015] The positioning pins are arranged in a ring shape on the surface of the positioning pipe.

[0016] As a further description of the above technical solution:

[0017] The surface of the positioning pipe extends a strip-shaped slot in the circumferential direction, which is embedded with the elastic pull belt, and the strip-shaped slot is connected to the locking hole or the unlocking hole.

[0018] As a further description of the above technical solution:

[0019] The locking hole and the unlocking hole are countersunk holes, and the outer end of the positioning pin extends to the outside of the countersunk hole.

[0020] As a further description of the above technical solution:

[0021] The elastic pull belt is a corrosion-resistant material pull belt corresponding to the filtered fluid.

[0022] As described above, compared with the prior art, the filter core of the present application has the following advantages:

[0023] Beneficial effects:

[0024] The filter core of the present application adopts a quick-release design of its own structure, and the stable positioning of the two filter elements can be realized by the relative insertion of the two filter cartridges, the secondary filtering function of the filter core is realized, the insertion or extraction of the positioning pin in the locking hole and the positioning slot or the unlocking hole is realized, and the elastic pull belt is used in cooperation, so that the convenient switching of the unlocking and locking states of the filter cartridge is realized, the convenience of disassembling and assembling the filter core is improved, and the filter core is easy to clean. BRIEF DESCRIPTION OF DRAWINGS

[0025] In order to more clearly illustrate the technical solutions of the embodiments of the present application, the following will briefly introduce the drawings needed to be used in the embodiments, and it should be understood that the following drawings only show some embodiments of the present application, and should not be regarded as a limitation to the scope, and for those skilled in the art, other related drawings can also be obtained without creative labor on the basis of these drawings.

[0026] Figure 1 It is an assembly structure sectional view of a filter core convenient to disassemble and clean.

[0027] Figure 2 It is Figure 1 It is an enlarged view of A in the middle.

[0028] Figure 3 It is a sectional view of the first filter cylinder and the first filter element in the filter core convenient to disassemble and clean.

[0029] Figure 4 It is a sectional view of the second filter cylinder and the second filter element in the filter core convenient to disassemble and clean.

[0030] Figure 5 It is a structural schematic view of the locking assembly in the filter core convenient to disassemble and clean.

[0031] Legend:

[0032] 1, first filter cylinder; 2, first support pipe; 21, positioning groove; 3, second filter cylinder; 4, second support pipe; 5, positioning pipe; 51, locking hole; 52, unlocking hole; 53, positioning ring; 54, strip-shaped groove; 6, first filter element; 7, second filter element; 8, positioning pin; 9, elastic pull belt. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0034] In the description of the present application, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application.

[0035] Please refer to Figures 1-5 The present application provides a technical scheme: a filter core convenient to disassemble and clean, comprising:

[0036] The first filter cylinder 1 is provided with the first support pipe 2 thereon;

[0037] The second filter cylinder 3 is provided with the second support pipe 4 at one end and the positioning pipe 5 at the other end, the pipe wall of the first support pipe 2 and the second support pipe 4 is provided with a flow hole, and the first support pipe 2 is inserted into the second support pipe 4;

[0038] The first filter element 6 is sleeved on the first support pipe 2, and the outer surface thereof is fitted on the inner wall of the second support pipe 4;

[0039] a second filter 7, which is sleeved on the second support pipe 4;

[0040] a locking assembly, which is sleeved on the positioning pipe 5, comprises a plurality of positioning pins 8 and elastic pull belts 9, the elastic pull belts 9 are connected to the outer ends of adjacent positioning pins 8, the positioning pipe 5 is provided with locking holes 51 and unlocking holes 52, which are inserted by the positioning pins 8, the surface of the first support pipe 2 is provided with positioning grooves 21, which are inserted by the positioning pins 8 and correspond to the locking holes 51, and the unlocking holes 52 are located outside the end surface of the first support pipe 2.

[0041] The inner wall of the positioning pipe 5 is provided with positioning rings 53, which abut on the two end surfaces of the first filter 6, respectively, through the flanges at the ends of the first filter 1. The flanges at the ends of the first filter 1 and the second filter 3 abut on the two end surfaces of the second filter 7, respectively. In this way, the positioning strength of the filter is improved, and the filtering effect is ensured.

[0042] The plurality of positioning pins 8 are arranged in a ring shape on the surface of the positioning pipe 5.

[0043] The surface of the positioning pipe 5 extends a strip-shaped groove 54 in the circumferential direction, which is embedded with the elastic pull belt 9. The strip-shaped groove 54 is connected to the locking hole 51 or the unlocking hole 52, so that the elastic pull belt 9 is positioned synchronously when the positioning pin 8 is inserted into the locking hole 51 or the unlocking hole 52, and the stability of the filter core locking and unlocking state and the convenience of operation are improved.

[0044] The locking hole 51 and the unlocking hole 52 are both countersunk holes, and the outer end of the positioning pin 8 extends to the outside of the countersunk hole.

[0045] The elastic pull belt 9 is a corrosion-resistant material pull belt corresponding to the filtering fluid, which improves the stability of the elastic pre-tightening force of the elastic pull belt 9 on the positioning pin 8.

[0046] The assembly process of the filter core convenient for disassembly and cleaning in the embodiment includes the following steps: first, the first filter 6 and the second filter 7 are sleeved on the first support pipe 2 and the second support pipe 4, respectively, and the alignment of the preformed hole on the first filter 6 and the positioning groove 21 is ensured; then, the first support pipe 2 is inserted into the second support pipe 4 by holding the two filters, and the positioning of the filter is realized through the structure end flange and the positioning ring 53; then, the positioning pin 8 is sequentially pulled out of the unlocking hole 52 and inserted into the corresponding locking hole 51 and the positioning groove 21, and the elastic pull belt 9 is embedded in the strip-shaped groove 54, so that the structure locking of the two filters and the filter on the filter core is realized, and the assembled filter core can be positioned in the filter through the positioning pipe 5. When the filter core structure is disassembled, the filter and the filter can be disassembled according to the reverse order of the above steps, and the convenience of cleaning is realized.

[0047] To sum up, compared with the prior art, the filter core convenient to disassemble and clean has the following beneficial effects:

[0048] The filter core of the utility model adopts quick release type design of self structure, can realize stable positioning of two filter members through relative plug-in of two filter drums, realizes secondary filtration function of filter core, and through plug-in or extraction of positioning pin on locking hole and positioning groove or unlocking hole, and cooperation of elastic pull belt, the convenient switching of unlocking and locking state of filter drum can be realized, the disassembly convenience of filter core is improved, and the filter core is easy to clean.

[0049] The above is only the preferred specific implementation mode of the utility model, but the protection scope of the utility model is not limited to this, any skilled person in the art in the technical range disclosed by the utility model, according to the technical scheme and the utility model concept of the utility model, equivalent replacement or change are covered in the protection scope of the utility model.

Claims

1. A filter element that is easy to disassemble and clean, characterized in that, include: A first filter cartridge, on which a first support tube is provided; The second filter cartridge has a second support tube at one end and a positioning tube at the other end. Both the first and second support tubes have flow holes on their walls. The first support tube is inserted into the second support tube. The first filter element is sleeved on the first support tube, and its outer surface is fitted onto the inner wall of the second support tube. The second filter element is sleeved on the second support tube; A locking assembly, sleeved on the positioning tube, includes a plurality of positioning pins and an elastic band. The elastic band connects the outer ends of adjacent positioning pins. The positioning tube is provided with locking holes and unlocking holes for inserting into the positioning pins. The surface of the first support tube is provided with positioning grooves for inserting into the positioning pins and corresponding to the locking holes. The unlocking holes are located on the outer side of the end face of the first support tube.

2. The filter element for easy disassembly and cleaning according to claim 1, characterized in that, The inner wall of the positioning tube is provided with a positioning ring, and the positioning ring and the flange at the end of the first filter cartridge respectively abut against the two end faces of the first filter element.

3. The filter element for easy disassembly and cleaning according to claim 2, characterized in that, The flanges at the ends of the first and second filter cartridges respectively abut against the two end faces of the second filter element.

4. The filter element that is easy to disassemble and clean according to claim 1, characterized in that, Several of the positioning pins are arranged in a ring on the surface of the positioning tube.

5. A filter element that is easy to disassemble and clean according to claim 1, characterized in that, The circumferential surface of the positioning tube has a strip groove that fits into the elastic pull strip, and the strip groove is connected to the locking hole or unlocking hole.

6. A filter element that is easy to disassemble and clean according to claim 1, characterized in that, Both the locking hole and the unlocking hole are countersunk holes, and the outer end of the positioning pin extends beyond the countersunk hole.

7. A filter element that is easy to disassemble and clean according to claim 1, characterized in that, The elastic band is a corrosion-resistant material band corresponding to the filtered fluid.

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