Y-shaped filter

Abstract

The utility model discloses a Y-shaped filter, which relates to the technical field, and comprises a straight pipe, an inclined pipe, a tubular filter cartridge, a convex ring, a sealing assembly and a cleaning assembly, and the convex ring is provided with an annular groove attached to one pipe end of the tubular filter cartridge; the sealing assembly comprises a fixing ring, a fixing plate, a screw and a nut; the other pipe end of the tubular filter cartridge is in sealing fit with the fixing plate; the cleaning assembly comprises a rotating rod, a hand wheel, a sealing assembly and a plurality of groups of cleaning brushes, the rotating rod is rotationally connected with the sealing assembly, the plurality of groups of cleaning brushes are arranged in the tubular filter cartridge, and the interior of the tubular filter cartridge is attached to the plurality of groups of cleaning brushes; the cleaning assembly further comprises a rotating supporting assembly which is arranged between the rotating rod and the fixing plate and used for improving the rotating direction stability and the axial direction stability when the rotating rod rotates. The utility model has the advantages that the rotating support component is arranged to provide rotating support for the rolling bearing and the thrust bearing when the rotating rod rotates, so that the stability in the rotating direction and the axial direction is improved, and the abrasion can be reduced; and the sealing performance is good.

Description

Technical Field

[0001] The utility model relates to the technical field of Y-type filters, and more specifically to a Y-type filter. Background Art

[0002] Y-type filter is an indispensable filtering device for the pipeline system of conveying medium. Y-type filter is usually installed at the inlet end of pressure reducing valve, pressure relief valve, water level valve or other equipment to remove impurities in the medium to protect the normal use of valves and equipment.

[0003] Existing Y-type filters {such as Publication (Announcement) No.: CN210229275U, a hand-cranked brush-type Y-type filter} or {Publication (Announcement) No.: CN213407877U, a flange Y-type filter}, etc., all propose a structure of rotating cleaning filter components, but the rotating support provided by the rotating components such as the "rotating shaft" used therein is relatively weak, and there is a disadvantage of poor rotation stability. Utility Model Content

[0004] The purpose of the utility model is to provide a Y-type filter in order to solve the above technical problems.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions:

[0006] The utility model provides a Y-type filter, comprising a straight tube, an inclined tube with one end connected and fixed to the outside of the straight tube, a tubular filter cartridge movable in the inclined tube, a convex ring fixed in the straight tube, a closed component connected to the inclined tube, and a cleaning component for brushing the tubular filter cartridge, wherein the convex ring is provided with an annular groove which fits with one end of the tubular filter cartridge;

[0007] The closed assembly includes a fixing ring fixed to the outside of the inclined tube, a fixing plate fitted with the fixing ring, a screw penetrating the fixing ring and the fixing plate, and a nut threadedly connected with the screw to press the fixing ring and the fixing plate together, and the other end of the tubular filter cartridge is sealed and fitted with the fixing plate;

[0008] The cleaning assembly includes a rotating rod outside the fixed plate and penetrating into the tubular filter cartridge, a hand wheel outside the fixed plate and fixed to the end of the rotating rod, a sealing assembly arranged on the rotating rod to seal the tubular filter cartridge and communicate with the outside of the fixed plate, and a plurality of cleaning brushes fixed on the rotating rod, the rotating rod is rotatably connected to the sealing assembly, and the plurality of cleaning brushes are arranged in the tubular filter cartridge and the tubular filter cartridge is fitted with the plurality of cleaning brushes;

[0009] The cleaning component also includes a rotating support component which is arranged between the rotating rod and the fixing plate and is used to increase the rotational and axial stability of the rotating rod when it rotates.

[0010] As a preferred technical solution of the utility model, a soft cushion layer is provided in the annular groove and is fitted with the tubular filter cartridge.

[0011] As a preferred technical solution of the utility model, there is a gap between the tubular filter cartridge and the inclined tube.

[0012] As a preferred technical solution of the utility model, a sealing gasket is attached between the fixing ring and the fixing plate and is attached to the other end of the tubular filter cartridge.

[0013] As a preferred technical solution of the utility model, the cleaning brushes are provided with multiple groups that are evenly distributed outside the rotating rod.

[0014] As a preferred technical solution of the utility model, the sealing assembly includes a sleeve arranged around the outside of the rotating rod, a plurality of groups of ring grooves arranged in the sleeve, a sealing ring arranged in the ring groove and surrounding the rotating rod, a stuffing box formed between the rotating rod and the sleeve, a stuffing ring fitted in the stuffing box, and a gland fixed to the sleeve to compress the stuffing ring, the outside of the stuffing ring is fitted with the rotating rod, and one end of the sleeve is fixedly connected to the fixed plate.

[0015] As a preferred technical solution of the utility model, the swivel support assembly includes a rolling bearing and a thrust bearing arranged outside the swivel rod, and a connecting plate fixed to the swivel rod, the rolling bearings are respectively fixed to the fixed plate and the swivel rod, and the fixed plate is rotatably connected to the fixed plate through the rolling bearings, the thrust bearings are respectively fixed to the fixed plate and the connecting plate, and the connecting plate is rotatably connected to the fixed plate through the thrust bearings.

[0016] The beneficial effects of the utility model are as follows:

[0017] By arranging a swivel support assembly 64 between the swivel rod 61 and the fixed plate 52, the swivel rod 61 is provided with swivel support by the rolling bearing 641 and the thrust bearing 642 when rotating, thereby increasing the stability in the rotation direction and the axial direction and slowing down the generation of wear. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a structural schematic diagram of the utility model.

[0019] Figure markings: straight pipe-1, inclined pipe-2, tubular filter cartridge-3, convex ring-4, sealing component-5, cleaning component-6, fixing ring-51, fixing plate-52, screw-53, nut-54, rotating rod-61, handwheel-62, sealing component-63, rotating support component-64, cleaning brush-65, sleeve-631, ring groove-632, sealing ring-633, stuffing box-634, stuffing ring-635, pressure cover-636, rolling bearing-641, thrust bearing-642, connecting plate-643. DETAILED DESCRIPTION

[0020] like Figure 1As shown, the utility model proposes: a Y-type filter, including a straight tube 1, an inclined tube 2 whose one end is connected and fixed to the outside of the straight tube 1 (as shown in the figure, the end of the inclined tube 2 is oriented up and down, and the top end is inclined to the right, and the top end of the inclined tube 2 is connected and fixed to the bottom end of the straight tube 1);

[0021] A tubular filter cartridge 3 moves in the inclined tube 2, and a convex ring 4 is fixed in the straight tube 1. The convex ring 4 is provided with an annular groove that fits with one end of the tubular filter cartridge 3. A soft cushion layer (the soft cushion layer can be made of rubber or other materials) is provided in the annular groove and fits with the tubular filter cartridge 3 (as shown in the figure, the tubular filter cartridge 3 moves up and down in the inclined tube 2 for disassembly and assembly. The top end of the tubular filter cartridge 3 fits into the annular groove, and the soft cushion layer is fitted, so that the top end of the tubular filter cartridge 3 can be pressed and closed);

[0022] There is a gap between the tubular filter cartridge 3 and the inclined tube 2, such as Figure 1 As shown, the space for water filtration can be enlarged and the flow rate can be increased;

[0023] A sealing component 5 connected to the inclined tube 2, and a cleaning component 6 for brushing the inside of the tubular filter cartridge 3;

[0024] In order to realize the implementation and use of the above-mentioned closed component 5, it is proposed that Figure 1 As shown, the specific structure and composition of the closed component 5 can be as follows: the closed component 5 includes a fixed ring 51 surrounding the outside of the inclined tube 2, a fixed plate 52 fitted with the fixed ring 51, and the other end of the tubular filter cartridge 3 is sealed and fitted with the fixed plate 52;

[0025] A sealing gasket (the material of the sealing gasket may be rubber, etc.) is attached between the fixing ring 51 and the fixing plate 52, and the fixing ring 51 is attached to the other end of the tubular filter cartridge 3 (as shown in the figure, the bottom end of the fixing ring 51 is attached to the top end of the fixing plate 52 and the sealing gasket is used to attach and press them to ensure airtightness, and at the same time, the top end of the sealing gasket is attached to the bottom end of the inclined tube 2 to seal the tube opening at the bottom end of the inclined tube 2);

[0026] At the same time, the screw 53 that penetrates the fixing ring 51 and the fixing plate 52, and the nut 54 that is threadedly connected with the screw 53 to press the fixing ring 51 and the fixing plate 52 together, such as Figure 1 , through multiple groups of screws 53, they are inserted upward from the outer periphery of the bottom end of the fixing plate 52 to the top of the fixing ring 51 (the insertion position can be threaded, etc.), and part of them are inserted from the top of the fixing ring 51, and nuts 54 are used to thread and tighten the fixing ring 51 and the fixing plate 52;

[0027] According to the above, when in use, water flows from the right end of the straight tube 1 to the left and enters the tubular filter cartridge 3. The ring groove and the sealing gasket press the upper and lower pipe openings of the tubular filter cartridge 3, so that the water flows only into the tubular filter cartridge 3 and continues to flow to the left;

[0028] In order to realize the implementation and use of the above-mentioned cleaning component 6, it is proposed that Figure 1 As shown, the specific structure and composition of the cleaning assembly 6 can be as follows: the cleaning assembly 6 includes a rotating rod 61 (such as Figure 1 , penetrate the center of the fixed plate 52, so that the top end of the rotating rod 61 is inside the tubular filter cartridge 3 and the bottom end of the rod is outside the fixed plate 52);

[0029] The hand wheel 62 (such as Figure 1 , the hand wheel 62 is fixedly connected to the bottom end of the rotating rod 61);

[0030] A sealing component 63 is provided on the rotating rod 61 to seal the tubular filter cartridge 3 and connect it to the outside of the fixing plate 52 (a sealing component is provided at the position where the rotating rod 61 passes through the fixing plate 52 to prevent the water inside the tubular filter cartridge 3 from flowing out);

[0031] and a plurality of cleaning brushes 65 fixedly mounted on the rotating rod 61. The plurality of cleaning brushes 65 are arranged in the tubular filter cartridge 3 and the tubular filter cartridge 3 is fitted with the plurality of cleaning brushes 65. When the hand wheel 62 is rotated, the cleaning brushes 65 are driven to fit in the tubular filter cartridge 3 and rotate, so as to brush the tubular filter cartridge 3;

[0032] The cleaning brush 65 is provided with multiple groups of brushes evenly distributed outside the rotating rod 61, which can improve the efficiency and uniformity of brushing;

[0033] In order to implement the above-mentioned sealing assembly 63, it is proposed that Figure 1 As shown, the specific structure and composition of the sealing assembly 63 can be as follows: the sealing assembly 63 includes a sleeve 631 surrounding the rotating rod 61, a plurality of ring grooves 632 arranged in the sleeve 631, and a sealing ring 633 (the material of the sealing ring 633 can be rubber, etc.) arranged in the ring groove 632 and surrounding and fitting the rotating rod 61. One end of the sleeve 631 is fixedly connected to the fixing plate 52 (such as Figure 1 As shown, the bottom end of the sleeve 631 is fixed to the fixed plate 52, and a sealing ring 633 is provided on the ring groove 632 in the sleeve 631 to fit the rotating rod 61 to provide a preliminary rotation sealing effect);

[0034] A stuffing box 634 is formed between the rotating rod 61 and the sleeve 631, and a stuffing ring 635 {the stuffing ring 635 can be a PTFE (polytetrafluoroethylene) stuffing, etc.} is attached to the stuffing box 634. The stuffing ring 635 is attached to the rotating rod 61 (such as Figure 1 As shown, a packing ring 635 is arranged above the sealing ring 633 to fit the rotating rod 61 to enhance the sealing rotation);

[0035] The gland 636 (such as Figure 1 As shown, the gland 636 is connected to the internal thread of the sleeve 631 to compress the packing ring 635 to stabilize it, and the gland 636 does not contact the rotating rod 61);

[0036] The cleaning assembly 6 also includes a rotating support assembly 64 disposed between the rotating rod 61 and the fixing plate 52 for increasing the rotational direction and axial stability of the rotating rod 61 when rotating (to increase the rotational direction and axial stability of the rotating rod 61 when rotating, and to reduce the generation of wear);

[0037] The rotating rod 61 is rotatably connected to the sealing assembly 63;

[0038] In order to realize the implementation and use of the above-mentioned rotating support assembly 64, it is proposed that Figure 1 As shown, the specific structure and composition of the rotating support assembly 64 can be as follows: the rotating support assembly 64 includes a rolling bearing 641 and a thrust bearing 642 arranged outside the rotating rod 61, and a connecting plate 643 fixed to the rotating rod 61;

[0039] The rolling bearing 641 is fixed to the fixed plate 52 and the rotating rod 61 respectively, and the fixed plate 52 is rotatably connected to the fixed plate 52 through the rolling bearing 641 (such as Figure 1 As shown, the rolling bearing 641 penetrates the fixed plate 52, and the outer periphery of the rolling bearing 641 is fixed to the penetrating surface of the fixed plate 52, and the rolling bearing 641 is connected and fixed to the rotating rod 6 to provide rotation support when the rotating rod 6 rotates);

[0040] The thrust bearing 642 is fixed to the fixed plate 52 and the connecting plate 643 respectively, and the connecting plate 643 is rotatably connected to the fixed plate 52 through the thrust bearing 642 (such as Figure 1 As shown, the thrust bearing 642 is annularly arranged outside the rotating rod 61, and the top end of the thrust bearing 642 is fixed to the fixed plate 52, and the bottom end of the fixed plate 52 is fixed to the connecting plate 643. When the rotating rod 61 rotates, the thrust bearing 642 provides stable support in the axial position). In summary, the stability of the rotating rod 61 during rotation is greatly improved, the extrusion resistance with the sealing component 63 is reduced, and the wear can be reduced.

[0041] The above shows and describes the basic principles and main features of the utility model and the advantages of the utility model. For those skilled in the art, it is obvious that the utility model is not limited to the details of the above exemplary embodiments, and can be implemented in other specific forms without departing from the spirit or basic features of the utility model. Therefore, no matter from which point of view, the embodiments should be regarded as exemplary and non-restrictive. The scope of the utility model is limited by the attached claims rather than the above description, and it is intended to include all changes within the meaning and scope of the equivalent elements of the claims. Any figure mark in the claims should not be regarded as limiting the claims involved.

[0042] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A Y-type filter, comprising a straight tube (1), an inclined tube (2) having one end connected and fixed to the outside of the straight tube (1), a tubular filter cartridge (3) movable in the inclined tube (2), a convex ring (4) fixed in the straight tube (1), a sealing component (5) connected to the inclined tube (2), and a cleaning component (6) for brushing the tubular filter cartridge (3), wherein the convex ring (4) is provided with an annular groove which fits with one end of the tubular filter cartridge (3); The closed component (5) comprises a fixing ring (51) fixed to the outside of the inclined tube (2), a fixing plate (52) fitted with the fixing ring (51), a screw (53) passing through both the fixing ring (51) and the fixing plate (52), and a nut (54) threadedly connected to the screw (53) to press the fixing ring (51) and the fixing plate (52) together, and the other end of the tubular filter cartridge (3) is sealingly fitted with the fixing plate (52); The cleaning assembly (6) comprises a rotating rod (61) outside the fixing plate (52) and penetrating into the tubular filter cartridge (3), a hand wheel (62) outside the fixing plate (52) and fixed to the rod end of the rotating rod (61), a sealing assembly (63) arranged on the rotating rod (61) to seal the tubular filter cartridge (3) and connect it to the outside of the fixing plate (52), and a plurality of groups of cleaning brushes (65) fixedly mounted on the rotating rod (61), the rotating rod (61) and the sealing assembly (63) being rotatably connected, the plurality of groups of cleaning brushes (65) being arranged in the tubular filter cartridge (3), and the tubular filter cartridge (3) being in close contact with the plurality of groups of cleaning brushes (65); It is characterized in that The cleaning assembly (6) further comprises a rotating support assembly (64) disposed between the rotating rod (61) and the fixing plate (52) for increasing the rotational and axial stability of the rotating rod (61) during rotation.

2. A Y-type filter according to claim 1, characterized in that: A soft cushion layer is provided in the annular groove and fits the tubular filter cartridge (3).

3. A Y-type filter according to claim 2, characterized in that: There is a gap between the tubular filter cartridge (3) and the inclined tube (2).

4. A Y-type filter according to claim 3, characterized in that: A sealing gasket is fitted between the fixing ring (51) and the fixing plate (52), and is fitted to the other end of the tubular filter cartridge (3).

5. A Y-type filter according to claim 4, characterized in that: A plurality of cleaning brushes (65) are provided and are evenly distributed outside the rotating rod (61).

6. A Y-type filter according to claim 5, characterized in that: The sealing assembly (63) comprises a sleeve (631) arranged around the outside of the rotating rod (61), a plurality of groups of annular grooves (632) arranged in the sleeve (631), a sealing ring (633) arranged in the annular groove (632) and surrounding and fitting around the rotating rod (61), a stuffing box (634) formed between the rotating rod (61) and the sleeve (631), a stuffing ring (635) fitted in the stuffing box (634), and a gland (636) fixed to the sleeve (631) to compress the stuffing ring (635), the stuffing ring (635) is fitted on the outside of the rotating rod (61), and one end of the sleeve (631) is fixedly connected to the fixing plate (52).

7. A Y-type filter according to claim 6, characterized in that: The swivel support assembly (64) comprises a rolling bearing (641) and a thrust bearing (642) arranged outside the swivel rod (61), and a connecting plate (643) fixed to the swivel rod (61); the rolling bearing (641) is respectively fixed to the fixed plate (52) and the swivel rod (61), and the fixed plate (52) is rotatably connected to the fixed plate (52) via the rolling bearing (641); the thrust bearing (642) is respectively fixed to the fixed plate (52) and the connecting plate (643), and the connecting plate (643) is rotatably connected to the fixed plate (52) via the thrust bearing (642).

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