High-pressure backwashing filter station convenient for replacing filter element

Abstract

The utility model discloses a high-pressure backwash filter station convenient to replace filter elements, which comprises a plurality of tank bodies arranged on a high-pressure backwash filter station body, the top of each tank body is in threaded connection with a top cover, the inner wall of the bottom of each tank body is provided with a first annular groove, a first circular ring is arranged in each first annular groove, and a second circular ring is arranged in each first circular ring. A filter screen is fixedly connected to the top end of the first circular ring, a cylinder is fixedly connected to the inner wall of the bottom of the top cover, a second annular groove is formed in the cylinder, a second circular ring is arranged in the second annular groove, the top end of the filter screen is fixed to the second circular ring, a plurality of through grooves are formed in the second circular ring, and a sliding groove is formed in the cylinder. A lead screw is arranged in the sliding groove. According to the filter screen, a worker can conveniently disassemble the filter screen and conveniently clean the filter screen, and the second circular ring can be guided and positioned through matched use of the positioning groove and the positioning block.

Description

TECHNICAL FIELD

[0001] The utility model relates to high pressure backwash filter station technical field especially relates to a high pressure backwash filter station convenient to replace filter core. BACKGROUND

[0002] ‌High pressure backwash filter station is widely used in industrial hydraulic system, it can significantly reduce the loss rate of hydraulic equipment and element, improve production efficiency, this kind of filter station realizes full-automatic backwash and filtration through high pressure difference and time mode, ensures the stability of filtration efficiency and flow.

[0003] The existing high pressure backwash filter station needs to replace filter screen to guarantee the filtration efficiency when the filter screen is blocked by impurities in the high pressure emulsion after a period of use. UTILITY MODEL CONTENTS

[0004] The utility model provides a high pressure backwash filter station convenient to replace filter core to solve the technical problems in the prior art.

[0005] In order to realize the above-mentioned purpose, the utility model adopts the following technical scheme:

[0006] A high pressure backwash filter station convenient to replace filter core, including the multiple jar body of installation in high pressure backwash filter station ontology, the top of jar body is connected with top cover, the bottom inner wall of jar body is seted up with first annular groove, the inside of first annular groove is equipped with first circular ring, the top of first circular ring is fixedly connected with filter screen, the bottom inner wall of top cover is fixedly connected with cylinder, the inside of cylinder is seted up with second annular groove, the inside of second annular groove is equipped with second circular ring, and the top of filter screen is fixed with second circular ring, the inside of second circular ring is seted up with multiple through slot, the inside of cylinder is seted up with sliding slot, the sliding slot is equipped with screw rod, one end of screw rod is keyed with first bevel gear, the outside of screw rod is connected with threaded sleeve, and threaded sleeve passes through sliding slot and is inserted with through slot, the inside intermediate position of cylinder is seted up with cavity, the inside rotation of cavity is connected with second bevel gear, and second bevel gear is engaged with first bevel gear.

[0007] As a further scheme of the utility model, the circumferential outer wall of second circular ring is fixedly connected with multiple positioning blocks, the bottom of cylinder is seted up with multiple positioning slots, and the positioning block is slidably connected with positioning slot, and second annular groove is communicated with positioning slot.

[0008] As a further scheme of the utility model, the sliding slot is communicated with the cavity.

[0009] As a further scheme of the utility model, the tank body is communicated with an upper feeding pipe and a lower feeding pipe on one side.

[0010] As a further scheme of the utility model, the upper feeding pipe and the lower feeding pipe are both installed with pressure gauges.

[0011] As a further scheme of the utility model, the tank body is communicated with a waste pipe at the bottom.

[0012] As a further scheme of the utility model, the top end of the second bevel gear is fixedly connected with a connecting rod, and the connecting rod passes through the top cover and is fixedly connected with a knob.

[0013] The utility model discloses the beneficial effects are:

[0014] 1. the cooperation of second ring and threaded sleeve is used, the filter screen is dismantled conveniently for staff, the filter screen is cleaned conveniently for staff, the dirt that is difficult to clean is prevented from blocking the filter screen, and the convenience of device is improved.

[0015] 2. the cooperation of positioning groove and positioning block is used, the second ring is guided and positioned, the position of through groove and threaded sleeve corresponds, and the position of second ring is prevented from leading to time -consuming and labor -intensive repeatedly. DRAWINGS

[0016] Figure 1 It is the front side three-dimensional structure schematic diagram of the high pressure backwash filter station convenient to replace filter core that the utility model proposes;

[0017] Figure 2 It is the tank body sectional view structure schematic diagram of the high pressure backwash filter station convenient to replace filter core that the utility model proposes;

[0018] Figure 3 It is the partial split structure schematic diagram of the high pressure backwash filter station convenient to replace filter core that the utility model proposes;

[0019] Figure 4 It is the cylindrical sectional view structure schematic diagram of the high pressure backwash filter station convenient to replace filter core that the utility model proposes.

[0020] In the drawing: 1, high pressure backwash filter station body;2, tank body;3, top cover;4, first ring type groove;5, waste pipe;6, first ring;7, lower feeding pipe;8, filter screen;9, upper feeding pipe;10, pressure gauge;11, positioning groove;12, second ring type groove;13, positioning block;14, second ring;15, through groove;16, cylinder;17, threaded sleeve;18, sliding slot;19, cavity;20, first bevel gear;21, screw rod;22, second bevel gear. CONCRETE IMPLEMENTATION

[0021] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. The described embodiments are only some of the embodiments of the present application, but not all the embodiments. Based on the embodiments in the present application, other embodiments obtained by those skilled in the art without creative work fall within the scope of the present application.

[0022] With reference to Figures 1-4 The utility model discloses a high pressure backwash filter station convenient to replace filter core, including installing on the high pressure backwash filter station body 1 a plurality of jar 2, the top of jar 2 is screw -threaded and is connected with top cap 3, the bottom inner wall of jar 2 is seted up with first annular groove 4, the inside of first annular groove 4 is equipped with first circular ring 6, the top of first circular ring 6 is fixed with filter screen 8 through bolt, rotates top cap 3, makes it with jar 2 separation, pulls up top cap 3, makes first circular ring 6 with first annular groove 4 separation, until filter screen 8 completely removes jar 2, the bottom inner wall of top cap 3 is welded with cylinder 16, the inside of cylinder 16 is seted up with second annular groove 12, the inside of second annular groove 12 is equipped with second circular ring 14, and the top of filter screen 8 is fixed with second circular ring 14, the inside of second circular ring 14 is seted up with a plurality of through -slot 15, the inside of cylinder 16 is seted up with sliding slot 18, sliding slot 18 is equipped with screw rod 21, and one end of screw rod 21 is keyed and is connected with first bevel gear 20, and the outside screw rod 21 is connected with threaded sleeve 17, and threaded sleeve 17 passes through sliding slot 18 and is inserted with through -slot 15, the inside middle position of cylinder 16 is seted up with cavity 19, and the inside of cavity 19 is rotatably connected with second bevel gear 22, and second bevel gear 22 is engaged with first bevel gear 20, and the rotation of second bevel gear 22 makes first bevel gear 20 drive screw rod 21 rotate, and then make threaded sleeve 17 move until it is separated with through -slot 15, at this moment, second circular ring 14 loses the restriction, pulls filter screen 8, makes second circular ring 14 remove second annular groove 12, and then completes the disassembly of filter screen 8, and it is convenient to clean and replace.

[0023] The utility model discloses, need explain, the periphery outer wall welding of second ring 14 has a plurality of locating block 13, and the bottom of cylinder 16 is seted up with a plurality of locating groove 11, and locating block 13 and locating groove 11 sliding connection, second annular groove 12 is linked together with locating groove 11, through the cooperation of locating groove 11 and locating block 13, make second ring 14 get orientation and positioning, make the position of through groove 15 with threaded bush 17 correspond, avoid repeatedly debugging the position of second ring 14 lead to time -consuming and labor -intensive, sliding slot 18 and cavity 19 are linked together, and the one side of jar body 2 is communicated with feeding pipe 9 and discharge pipe 7, and feeding pipe 9 and discharge pipe 7 all are installed with pressure gauge 10, and pressure gauge 10 can detect the pressure in feeding pipe 9 and discharge pipe 7, and the bottom of jar body 2 is communicated with waste pipe 5, and the top end welding of second bevel gear 22 has connecting rod, and the connecting rod passes through top cover 3 and is welded with knob, and high pressure backflushing filter station body 1 is composed of liquid inlet device, ball check valve, filter main body, liquid outlet device, flushing tank and control device etc.

[0024] Working principle: when need to disassemble filter screen 8, rotate top cover 3, make it separate with jar body 2, pull up top cover 3, make first ring 6 separate with first annular groove 4, until filter screen 8 completely removes jar body 2, then rotate knob, make second bevel gear 22 drive first bevel gear 20 rotate, thereby make lead screw 21 rotate, and then make threaded bush 17 move until it separate with through groove 15, at this moment, second ring 14 loses the restriction, pull filter screen 8, make second ring 14 remove second annular groove 12, and then complete the disassembly of filter screen 8, convenient for its cleaning and replacement.

[0025] In addition, the terms "mounting", "setting", "connecting", "sleeving" should be broadly understood. For example, it can be fixed connection, detachable connection, or integral structure, it can be mechanical connection or electrical connection, it can be directly connected, or indirectly connected through intermediate medium, or internal communication between two devices, elements or components. The specific meaning of the above terms in the application can be understood according to the specific circumstances by those skilled in the art.

Claims

1. A high pressure backwash filter station facilitating replacement of filter cartridges, comprising a plurality of can bodies (2) mounted on a high pressure backwash filter station body (1), characterized in that, The top of the tank body (2) is threadedly connected with a top cover (3), the bottom inner wall of the tank body (2) is provided with a first annular groove (4), the inside of the first annular groove (4) is provided with a first circular ring (6), the top end of the first circular ring (6) is fixedly connected with a filter screen (8), the bottom inner wall of the top cover (3) is fixedly connected with a cylinder (16), the inside of the cylinder (16) is provided with a second annular groove (12), the inside of the second annular groove (12) is provided with a second circular ring (14), and the top end of the filter screen (8) is fixed with the second circular ring (14), a plurality of through grooves (15) are formed in the inside of the second circular ring (14), a sliding groove (18) is formed in the inside of the cylinder (16), a lead screw (21) is arranged in the sliding groove (18), one end of the lead screw (21) is key-connected with a first bevel gear (20), the outside of the lead screw (21) is threadedly connected with a threaded sleeve (17), the threaded sleeve (17) penetrates through the sliding groove (18) and is inserted into the through groove (15), a cavity (19) is formed in the middle of the inside of the cylinder (16), a second bevel gear (22) is rotatably connected in the cavity (19), and the second bevel gear (22) is engaged with the first bevel gear (20).

2. A high pressure backflush filter station with easy replacement of filter cartridges according to claim 1, characterized in that A plurality of positioning blocks (13) are fixedly connected to the circumferential outer wall of the second circular ring (14), a plurality of positioning grooves (11) are formed in the bottom of the cylinder (16), and the positioning blocks (13) are slidably connected with the positioning grooves (11), the second annular groove (12) is communicated with the positioning grooves (11).

3. A high pressure backflush filter station with easy replacement of filter cartridges according to claim 1, characterized in that The sliding groove (18) is communicated with the cavity (19).

4. A high pressure backflush filter station with easy replacement of filter cartridges according to claim 1, characterized in that One side of the tank body (2) is communicated with a feeding pipe (9) and a discharging pipe (7).

5. A high pressure backflush filter station with easy replacement of filter cartridges according to claim 4, characterized in that Pressure gauges (10) are mounted on the feeding pipe (9) and the discharging pipe (7).

6. A high pressure backflushing filtration station with easy replacement of filter cartridges according to claim 1, characterized in that, The bottom of the tank body (2) is communicated with a waste pipe (5).

7. A high pressure backflushing filtration station with easy replacement of filter cartridges according to claim 1, characterized in that, The top end of the second bevel gear (22) is fixedly connected with a connecting rod, the connecting rod penetrates through the top cover (3) and is fixedly connected with a knob.

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