Long-acting filter

Abstract

The utility model relates to the technical field of filters, and discloses a long-acting filter which comprises a filter shell, a filter element, a plurality of rotary guide strips and a liquid guide plate, a top cover is detachably mounted at the top end of the filter shell, a first connecting piece is arranged at the bottom end of the filter element, a second connecting piece is arranged at the top end of the filter element, and the first connecting piece is connected with the second connecting piece. The filter element is rotatably arranged between the bottom of the interior of the filter shell and the top cover through the first connecting piece and the second connecting piece, and the multiple rotating guide strips are vertically arranged on the outer side of the filter element in an annular array. In the filtering process, liquid to be filtered becomes assistance for driving the filter element to rotate, so that the filter element is in a dynamic rotating state, impurities cannot be massively accumulated on the surface or in pores of the filter element, and the blocking risk is effectively avoided; manpower and material resources consumed by frequently replacing the filter element are reduced, and the service life of the filter element is also prolonged.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter device technical field, especially point to a long -term filter. BACKGROUND

[0002] Long -term filter is a kind of equipment designed to maintain high efficiency filtration performance in a long time, they are widely used in various occasions, such as car, industrial ventilation system, air purifier etc., to remove impurities, particulate matter and pollutants in fluid.

[0003] The filter element in the filter is fixed at one place at present, and the same position of filter element is continuously impacted by filtering liquid, impurities are more and more gathered due to excessive local stress, the originally unobstructed pore of filter element is blocked by a large amount, the channel that can supply liquid normally becomes extremely narrow, which directly leads to the straight-line downward trend of filtration efficiency, the originally high-efficiency filter is difficult to intercept impurities accurately, and the overall filtering effect is greatly discounted, frequently, if frequently dismounting and cleaning are more troublesome. UTILITY MODEL CONTENTS

[0004] The utility model provides a long -term filter to solve the problem that the filter element position is fixed, the same position of filter element is continuously impacted by filtering liquid, impurities are easily accumulated and attached locally, and further easily blocked.

[0005] In order to realize the above-mentioned purpose, the utility model provides the following technical scheme: a long -term filter, including filter housing, the top of filter housing can be detachably installed with top cover, still including:

[0006] Filter element, the bottom of filter element is equipped with first connecting piece, the top of filter element is equipped with second connecting piece, and the filter element is rotatably arranged between the bottom of filter housing and top cover inside filter housing through first connecting piece and second connecting piece;

[0007] Multiple rotating guide strips, multiple rotating guide strips are vertically arranged on the outer side of filter element in annular array;

[0008] Liquid guide plate, the liquid guide plate is connected at the liquid inlet end of top cover, and the liquid guide plate is used to guide the liquid entering the filter housing to the transition place of rotating guide strip and filter element.

[0009] Preferably, the first connecting piece includes a bearing seat arranged in the bottom of the filter housing, a recess is arranged on the inner ring of the bearing in the bearing seat, and a plurality of positioning grooves are annularly arranged on the side wall of the recess.

[0010] Preferably, the first connecting piece further includes an embedded column fixed to the bottom of the filter element, the embedded column is inserted and matched in the recess, and a plurality of positioning blocks are annularly arranged on the outer circumference of the embedded column, and the positioning blocks are inserted and matched in the positioning grooves.

[0011] Preferably, the second connecting piece comprises a connecting ring fixed to the inner top of the top cover, an annular sliding groove is formed in the inner circumference of the connecting ring, and an entering groove is formed in the bottom end of the annular sliding groove.

[0012] Preferably, the second connecting piece further comprises a sliding block on the outer circumference of the filter core, rolling balls are mounted on the outer wall of the sliding block, and the sliding block is slidingly fitted in the annular sliding groove.

[0013] Preferably, a guide block is fixed on the liquid guide plate, and a liquid guide inclined surface is arranged on the upper end surface of the guide block.

[0014] Preferably, a liquid outlet pipe is connected to the middle of the upper end surface of the top cover, and a liquid inlet pipe is connected to the edge of the upper end surface of the top cover.

[0015] In the above technical solution, the technical effects and advantages of the utility model are provided:

[0016] (1) By setting the rotatable filter core, and by setting the liquid guide plate and the rotating guide strip, in the filtering process, the liquid to be filtered becomes the power to drive the filter core to rotate, so that the filter core is in a dynamic rotating state, and impurities cannot accumulate in large quantities on the surface or pores of the filter core, thereby effectively avoiding the risk of blockage. This dynamic filtering mode not only maintains the high filtering efficiency of the filter core, reduces the manpower and material resources consumed by frequent replacement of the filter core, but also prolongs the service life of the filter core and reduces the overall operation and maintenance cost, thereby providing solid and reliable technical support for long-term and large-scale filtering operations.

[0017] (2) When installing the filter core, the sliding block can be made to enter the annular sliding groove along the entering groove, then the embedded column is embedded into the embedded groove, and at the same time, the positioning block is embedded into the positioning groove, so that the positioning of the filter core can be realized, which is relatively convenient and reliable. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the utility model or the prior art, the following will briefly introduce the drawings needed to be used in the embodiment or the prior art description. Obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creating any creative labor.

[0019] Figure 1 It is an explosion structure schematic view of the utility model;

[0020] Figure 2 It is a structure schematic view of the utility model;

[0021] Figure 3 It is a structure schematic view of the filter housing of the utility model;

[0022] Figure 4 It is a structure schematic view of the filter core of the utility model;

[0023] Figure 5 It is a structure schematic view of the top cover of the utility model;

[0024] Figure 6 It is an enlarged view of A in the utility model Figure 4

[0025] In the figure: 1, filter housing; 2, filter core; 3, top cover; 31, liquid outlet pipe; 32, liquid inlet pipe; 4, rotating guide strip; 5, liquid guide plate; 6, bearing seat; 7, embedding groove; 8, positioning groove; 9, embedding column; 10, positioning block; 11, connecting ring; 12, annular sliding slot; 13, entering groove; 14, guide block; 15, sliding block; 16, ball. Specific implementation

[0026] 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, not all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0027] The utility model provides a kind of long-acting filter as Figures 1-6 It is shown, including filter housing 1, top cover 3 is detachably installed in the top end of filter housing 1, the upper end surface of top cover 3 is connected with liquid outlet pipe 31 in middle part, and the upper end surface of top cover 3 is connected with liquid inlet pipe 32 near the edge, further including filter core 2, liquid guide plate 5 and multiple rotating guide strips 4, the bottom end of filter core 2 is equipped with first connecting piece, the top end of filter core 2 is equipped with second connecting piece, filter core 2 is rotatably arranged between the bottom of the inside of filter housing 1 and top cover 3 by first connecting piece and second connecting piece, multiple rotating guide strips 4 are vertically arranged on the outside of filter core 2 in annular array, liquid guide plate 5 is connected to the liquid inlet end of top cover 3, and liquid guide plate 5 is used to guide the liquid entering filter housing 1 to the transition of rotating guide strip 4 and filter core 2, guide block 14 is fixed on liquid guide plate 5, the upper end surface of guide block 14 is equipped with liquid guide inclined plane, guide block 14 with liquid guide inclined plane is convenient for the liquid to be filtered to be guided to the transition of rotating guide strip 4 and filter core 2, the liquid to be filtered is introduced into filter housing 1 from liquid inlet pipe 32, and after being filtered by filter core 2, it can be discharged from liquid outlet pipe 31.

[0028] As shown in Figure 3 And Figure 4 The first connecting piece includes bearing seat 6 arranged in the bottom of the inside of filter housing 1, embedding groove 7 is arranged on the inner ring of bearing in bearing seat 6, and multiple positioning grooves 8 are annularly arranged on the side wall of embedding groove 7.​

[0029] The first connecting piece further comprises an embedded column 9 fixed to the bottom end of the filter element 2, the embedded column 9 is inserted and matched in the embedded groove 7, and a plurality of positioning blocks 10 are fixed in an annular array on the outer circumference of the embedded column 9, and the positioning blocks 10 are inserted and matched in the positioning grooves 8.

[0030] Referring to Figures 4-6 As shown, the second connecting piece comprises a connecting ring 11 fixed to the inner top of the top cover 3, an annular sliding groove 12 is formed in the inner circumference of the connecting ring 11, and an entering groove 13 is formed at the bottom end of the annular sliding groove 12.

[0031] The second connecting piece further comprises a sliding block 15 at the outer circumference of the top end of the filter element 2, rolling balls 16 are mounted on the outer wall of the sliding block 15, and the sliding block 15 is slidingly matched in the annular sliding groove 12, when the filter element 2 is installed, the sliding block 15 can be first made to enter the annular sliding groove 12 along the entering groove 13, and then the filter element 2 is installed into the filter housing 1, and when the filter element 2 is installed, the embedded column 9 can be embedded into the embedded groove 7, and the positioning blocks 10 can be embedded into the positioning grooves 8, so that the bottom end of the filter element 2 can be positioned, and then the top cover 3 can be installed and fixed.

[0032] The sliding block 15 can be made of high-strength and low-friction alloy material, and the surface is specially treated and plated with a layer of friction-reducing coating, which can not only withstand the long-term erosion and scouring of the filtered liquid, but also can reduce the resistance in the sliding process to the greatest extent.

[0033] Through the above, when the filtered liquid is introduced from the liquid inlet pipe 32, the filtered liquid impacts the transition between the rotating guide strip 4 and the filter element 2 through the liquid guide plate 5, and by the rotation of the bottom end bearing and the sliding of the top end sliding block 15 in the annular sliding groove 12, the filter element 2 can be rotated, so that in the filtering process, the filtered liquid becomes the driving force for rotating the filter element 2, the continuous flow impact promotes the filter element 2 to be in a dynamic rotating state at all times, and impurities cannot accumulate in large quantities on the surface or pores of the filter element 2, effectively avoiding the risk of blockage. This dynamic filtering mode not only maintains the high filtering efficiency of the filter element 2, reduces the manpower and material resources consumed by frequent replacement of the filter element 2, but also prolongs the service life of the filter element 2 and reduces the overall operation and maintenance cost, providing solid and reliable technical support for long-term and large-scale filtering operations.

[0034] The above only describes the preferred embodiments of the present application, and is not intended to limit the present application, and any modification, equivalent replacement, improvement, etc. made within the spirit and principles of the present application shall be included in the protection scope of the present application.

Claims

1. A long-life filter comprising a filter housing (1), a top cover (3) being detachably mounted to the top end of the filter housing (1), characterized in that Also include: Filter core (2), the bottom end of the filter core (2) is provided with a first connecting piece, the top end of the filter core (2) is provided with a second connecting piece, the filter core (2) is rotatably arranged between the bottom of the filter housing (1) and the top cover (3) through the first connecting piece and the second connecting piece; A plurality of rotating guide strips (4), a plurality of rotating guide strips (4) are vertically arranged on the outer side of the filter core (2) in a ring array; Liquid guide plate (5), the liquid guide plate (5) is connected to the liquid inlet end of the top cover (3), and the liquid guide plate (5) is used for guiding the liquid entering the filter housing (1) to the transition between the rotating guide strip (4) and the filter core (2).

2. The long-life filter of claim 1, wherein: The first connecting piece includes a bearing seat (6) arranged on the inner bottom of the filter housing (1), a recess (7) is arranged on the inner ring of the bearing in the bearing seat (6), and a plurality of positioning grooves (8) are arranged on the side wall of the recess (7) in a ring array.

3. A long-life filter according to claim 2, characterised in that: The first connecting piece further comprises an embedded column (9) fixed to the bottom end of the filter core (2), the embedded column (9) is inserted and matched in the recess (7), and the outer circumference of the embedded column (9) is fixed with a plurality of positioning blocks (10) in a ring array, the positioning blocks (10) are inserted and matched in the positioning grooves (8).

4. A long-life filter according to claim 3, characterised in that: The second connecting piece includes a connecting ring (11) fixed to the inner top of the top cover (3), the inner circumference of the connecting ring (11) is provided with a ring-shaped sliding groove (12), and the bottom end of the ring-shaped sliding groove (12) is provided with an entering groove (13).

5. A long-life filter according to claim 4, characterised in that: The second connecting piece further comprises a sliding block (15) on the outer circumference of the filter core (2), the outer wall of the sliding block (15) is provided with rolling balls (16), and the sliding block (15) is slidably matched in the ring-shaped sliding groove (12).

6. The long-life filter of claim 1, wherein: The guide block (14) is fixed on the liquid guide plate (5), and the upper end surface of the guide block (14) is provided with a liquid guide inclined surface.

7. The long-life filter of claim 1, wherein: The upper end surface of the top cover (3) is connected with a liquid outlet pipe (31), and the upper end surface of the top cover (3) is connected with a liquid inlet pipe (32) near the edge.

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