A filter element assembly without partition plate

Abstract

The utility model discloses a non-partitioned filter element assembly, wherein the upper end of the filter inner cylinder is fixedly connected with an upper end plate protruding from the outer wall of the filter inner cylinder, a filter inlet is arranged in the middle of the upper end plate, a lower end plate protruding from the outer wall of the filter inner cylinder is fixedly connected to the bottom of the filter inner cylinder, a plurality of first outer filter plates and second outer filter plates are arranged at intervals along the circumferential direction between the upper end plate and the lower end plate, the first outer filter plates and the second outer filter plates are arranged in an interlocking manner between the adjacent side surfaces, a plurality of step notches corresponding to the second outer filter plates are arranged on the outer edge of the upper end plate, a step block fittingly connected to the step notches is arranged at the upper end of the second outer filter plate, at least two through holes are arranged on the step block, screw holes corresponding to the through holes are arranged on the end surface of the step notch, and bolts screwed to the screw holes are arranged in the through holes. The non-partitioned filter element assembly has two layers of filter protection, and the filter protection arranged on the outside can be disassembled to clean the internal interlayer.

Description

Technical Field

[0001] The utility model relates to a filter element, in particular to a filter element component of a filter without a partition plate. Background Art

[0002] A filter element is a device used to separate solid particles from liquid or gas. It plays an important role in protecting the normal operation of equipment or keeping the air clean. In the field of vehicles, common filter elements include fuel filters, oil filters or hydraulic oil filters.

[0003] Chinese patent CN202320677995.X discloses a filter element that is easy to clean, including a filter body, a water inlet cover and a support frame. The top of the filter body is sealed by a positioning sealing component in conjunction with a sealing detection component, and the interior of the filter element is cleaned by opening the water inlet cover.

[0004] In order to increase the filtering effect, it is usually necessary to set a double-layer filter wall with an interlayer on the side of the filter body. Impurities will accumulate in the interlayer. The method of cleaning the inside of the filter element by opening the water inlet cover end of the easy-to-clean filter element is difficult to meet the cleaning needs. Utility Model Content

[0005] The utility model aims to provide a partition-free filter element assembly, which has at least two filter protection layers, wherein the filter protection layer arranged on the outside can be disassembled so that the internal interlayer can be cleaned by disassembling the filter protection layer on the outside.

[0006] The filter element of claim 1, wherein the filter element comprises a filter element having a first end and a second end, the filter element having a first end and a second end, and a filter element having a second end.

[0007] Preferably, vertically penetrating limiting grooves are provided on both sides of the first outer filter plate, the upper ends of the limiting grooves extend to the step grooves and pass through the upper end plate, and convex strips slidably inserted into the limiting grooves are provided on both sides of the second outer filter plate.

[0008] Preferably, a positioning slot for inserting the lower end of the second outer filter plate is provided on the upper end surface of the lower end plate.

[0009] Preferably, the through hole is a countersunk hole, and the bolt is a hexagon socket bolt.

[0010] Preferably, a plurality of the first outer filter screen plates and the second outer filter screen plates are connected to form an outer filter cylinder, and a folded filter paper is arranged between the outer filter cylinder and the inner filter cylinder.

[0011] Preferably, a plurality of first filter holes are arranged on the inner wall of the filter inner cylinder.

[0012] Preferably, a plurality of second filter holes are provided on the first outer filter plate and the second outer filter plate.

[0013] The filter element of claim 1, wherein the filter element has a first end plate that is fixedly connected to the filter element at the top end of the filter element and a second end plate that is fixedly connected to the filter element at the bottom end of the filter element and protruding from the outer wall of the filter element.

[0014] The usage and beneficial effects of the partition-less filter element assembly are as follows: when assembling the partition-less filter element assembly, first support the first outer filter plate in the installation position, then insert one side of the second outer filter plate into one side of the first outer filter plate, and then fix it on the step notch by passing the bolts through the through hole. After fixing, the step notch and the step block can be exactly matched, and then continue to install the next first outer filter plate and the second outer filter plate in sequence until all the first outer filter plates and the second outer filter plates are installed in place. The partition-less filter element assembly is provided with two layers of filter protection layers, the first outer filter plate and the second outer filter plate, wherein the filter protection layer provided on the outside can be disassembled, and the inner interlayer can be cleaned by disassembling the filter protection layer on the outside.

[0015] Other features and advantages of the present invention will be described in detail in the subsequent specific implementation section. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the following specific embodiments, they are used to explain the present invention, but do not constitute a limitation to the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of a preferred embodiment of a filter element assembly without a partition plate;

[0018] Figure 2 It is a side view structural schematic diagram of a preferred embodiment of a filter element assembly without a partition plate;

[0019] Figure 3 yes Figure 2 AA cross-sectional structural diagram;

[0020] Figure 4 yes Figure 3 A schematic diagram of the local enlarged structure of region B;

[0021] Figure 5 yes Figure 1 Schematic diagram of the local enlarged structure of the middle C area;

[0022] Figure 6 It is a top view structural schematic diagram of a preferred embodiment of a filter element assembly without a partition plate;

[0023] Figure 7 yes Figure 6 DD cross-sectional structure diagram;

[0024] Figure 8 yes Figure 7 Schematic diagram of the local enlarged structure of the middle E area;

[0025] Fig. 9 yes Figure 7 Schematic diagram of the local enlarged structure of the F area in the middle.

[0026] Description of Reference Numerals

[0027] 1-filter inner cylinder; 2-upper end plate; 3-lower end plate; 4-first outer filter screen plate; 5-second outer filter screen plate; 6-step block; 7-bolt; 8-folded filter paper; 9-limiting slide groove; 10-convex strip; 11-filter inlet; 12-step notch; 13-positioning slot. DETAILED DESCRIPTION

[0028] The specific implementation of the present invention is described in detail below in conjunction with the accompanying drawings. It should be understood that the specific implementation described here is only used to illustrate and explain the present invention, and is not used to limit the present invention.

[0029] In the present utility model, unless otherwise stated, directional words contained in terms such as "up, down, left, right, front, back, inside, outside" merely represent the orientation of the terms in normal usage, or are common names understood by those skilled in the art, and should not be regarded as limitations on the terms.

[0030] See also Figure 1-9 The partition-free filter element assembly shown comprises a filter inner cylinder 1, the upper end of the filter inner cylinder 1 is fixedly connected to an upper end plate 2 protruding from the outer wall of the filter inner cylinder 1, a filter inlet 11 is arranged in the middle of the upper end plate 2, and the bottom of the filter inner cylinder 1 is fixedly connected to a lower end plate 3 protruding from the outer wall of the filter inner cylinder 1, a plurality of first outer filter plates 4 and second outer filter plates 5 are arranged circumferentially at intervals between the upper end plate 2 and the lower end plate 3, the first outer filter plates 4 and the second outer filter plates 5 are embedded between adjacent side surfaces, the outer edge of the upper end plate 2 is provided with a plurality of step notches 12 corresponding to the second outer filter plates 5 one by one, the upper end of the second outer filter plate 5 is provided with a step block 6 fitted and connected to the step notch 12, at least two through holes are arranged on the step block 6, the end surface of the step notch 12 is provided with a screw hole corresponding to the through hole, and the through hole is provided with a bolt 7 screwed to the screw hole.

[0031] Through the implementation of the above technical solution, when assembling the partition-free filter element assembly, first support the first outer filter plate 4 in the installation position, then insert one side of the second outer filter plate 5 into one side of the first outer filter plate 4, and then fix it on the step notch 12 through the bolt 7 through the through hole. After fixing, the step notch 12 and the step block 6 can be just fitted together, and then continue to install the next first outer filter plate 4 and the second outer filter plate 5 in sequence until all the first outer filter plates 4 and the second outer filter plates 5 are installed in place. The partition-free filter element assembly is provided with two layers of filter protection layers, the first outer filter plate 4 and the second outer filter plate 5. The filter protection layer arranged on the outside can be disassembled, and the inner interlayer can be cleaned by disassembling the filter protection layer on the outside.

[0032] In this embodiment, in order to further provide a method of interlocking between the first outer filter plate 4 and the second outer filter plate 5, both sides of the first outer filter plate 4 are provided with vertically penetrating limiting slide grooves 9, the upper ends of the limiting slide grooves 9 extend to the step notch 12 and penetrate the upper end plate 2, and both sides of the second outer filter plate 5 are provided with convex strips 10 that are slidably inserted into the limiting slide grooves 9. Among them, both sides of the step notch 12 are aligned with both sides of the first outer filter plate 4, and when assembling the second outer filter plate 5, the convex strips 10 on both sides of the second outer filter plate 5 are inserted into the limiting slide grooves 9 from top to bottom, thereby achieving interlocking.

[0033] In this embodiment, a positioning slot 13 for inserting the lower end of the second outer filter plate 5 is provided on the upper end surface of the lower end plate 3. The lower end of the second outer filter plate 5 is limited by the provision of the positioning slot 13. At this time, the upper end of the second outer filter plate 5 is fixed by the bolt 7, and the lower end is fixed by insertion, and the position of the first outer filter plate 4 is also fixed by the limiting effect of the convex strip 10 and the limiting slide groove 9.

[0034] In this embodiment, in order to further provide a through hole and bolt 7 structure, the through hole is a countersunk hole, and the bolt 7 is a hexagon socket bolt 7. After the bolt 7 is installed in place, it can be located in the countersunk hole and does not hinder the assembly of the filter element.

[0035] In this embodiment, a plurality of the first outer filter screen plates 4 and the second outer filter screen plates 5 are connected to form an outer filter cylinder, and a folded filter paper 8 is arranged between the outer filter cylinder and the inner filter cylinder 1. By arranging the folded filter paper 8, the filter element assembly of the non-partition filter has a third layer of filter protection layer, and the folded filter paper 8 of the third layer of filter protection layer improves the filtering effect.

[0036] In this embodiment, in order to further provide a filter inner cylinder 1 , a plurality of first filter holes are arranged on the inner wall of the filter inner cylinder 1 .

[0037] In this embodiment, in order to further provide a first outer filter plate 4 and a second outer filter plate 5 , a plurality of second filter holes are provided on the first outer filter plate 4 and the second outer filter plate 5 .

[0038] Wherein, the first filter hole and the second filter hole are both circular holes, and the diameter of the circular hole is set according to the diameter of the particles to be filtered.

[0039] The preferred embodiments of the present invention are described in detail above in conjunction with the accompanying drawings. However, the present invention is not limited to the specific details in the above embodiments. Within the technical concept of the present invention, the technical solution of the present invention can be subjected to a variety of simple modifications, and these simple modifications all belong to the protection scope of the present invention.

[0040] It should also be noted that the various specific technical features described in the above specific embodiments can be combined in any suitable manner without contradiction. In order to avoid unnecessary repetition, the present utility model will not further describe various possible combinations.

[0041] In addition, various embodiments of the present invention may be arbitrarily combined, and as long as they do not violate the concept of the present invention, they should also be regarded as the contents disclosed by the present invention.

Claims

1. A filter element assembly without a partition plate, characterized in that: The invention comprises a filter inner cylinder (1), wherein the upper end of the filter inner cylinder (1) is fixedly connected to an upper end plate (2) protruding from the outer wall of the filter inner cylinder (1), a filter inlet (11) is arranged in the middle of the upper end plate (2), the bottom of the filter inner cylinder (1) is fixedly connected to a lower end plate (3) protruding from the outer wall of the filter inner cylinder (1), a plurality of first outer filter screen plates (4) and second outer filter screen plates (5) are arranged circumferentially at intervals between the upper end plate (2) and the lower end plate (3), and the first outer filter screen plates (4) and the second outer filter screen plates (5) are arranged at intervals between the upper end plate (2) and the lower end plate (3). The outer filter plates (5) are interlocked with each other on adjacent side surfaces, the outer edge of the upper end plate (2) is provided with a plurality of step notches (12) corresponding one to one with the second outer filter plates (5), the upper end of the second outer filter plate (5) is provided with a step block (6) which is fitted and connected with the step notches (12), at least two through holes are provided on the step block (6), the end surface of the step notch (12) is provided with a screw hole corresponding to the through hole, and a bolt (7) which is screwed to the screw hole is provided in the through hole.

2. The non-partitioned filter element assembly according to claim 1, characterized in that: The first outer filter plate (4) is provided with vertically penetrating limit slide grooves (9) on both sides, the upper end of the limit slide groove (9) extends to the step groove (12) and passes through the upper end plate (2), and the second outer filter plate (5) is provided with convex strips (10) slidably inserted into the limit slide grooves (9) on both sides.

3. The non-partitioned filter element assembly according to claim 2, characterized in that: A positioning slot (13) for inserting the lower end of the second outer filter plate (5) is provided on the upper end surface of the lower end plate (3).

4. The partition-less filter element assembly according to claim 1, characterized in that: The through hole is a countersunk hole, and the bolt (7) is a hexagon socket bolt (7).

5. The partition-less filter element assembly according to claim 1, characterized in that: A plurality of the first outer filter screen plates (4) and the second outer filter screen plates (5) are connected to form an outer filter cylinder, and a folded filter paper (8) is arranged between the outer filter cylinder and the inner filter cylinder (1).

6. The partition-less filter element assembly according to claim 1, characterized in that: A plurality of first filter holes are arranged on the inner wall of the filter inner cylinder (1).

7. The partition-less filter element assembly according to claim 1, characterized in that: A plurality of second filter holes are provided on the first outer filter plate (4) and the second outer filter plate (5).

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