Waste water step-by-step backwashing filter

Abstract

The utility model relates to the field of filters, in particular to a wastewater step-by-step backwashing filter which comprises a device shell, a reverse water inlet, a filter outlet, a filter inlet and a reverse water outlet are respectively arranged on two sides of the device shell, a device top cover is arranged at the top end of the device shell, and six mounting seats are uniformly arranged on the outer side of the top end of the device top cover. A filter element seat is arranged at the top end of the mounting seat, and spring clamping blocks are arranged on two sides of the filter element seat on the top surface of the mounting seat; the two cleaning blocks are driven by the lead screw to perform relative displacement on the inner side of the filter element, the cleaning brushes are arranged on the outer sides of the cleaning blocks, one end of each cleaning brush is attached to the inner wall of the filter element, and then the filter element is cleaned through the cleaning blocks in the displacement process of the cleaning blocks, so that the service life of the filter element is prolonged, and the service life of the filter element is prolonged. Spring clamping blocks are arranged on the two sides of the filter element seat and located on the top surface of the mounting seat, and the spring clamping blocks are movably connected with the mounting seat through reset springs, so that the filter element seat is quickly disassembled and assembled by sliding the spring clamping blocks.

Description

TECHNICAL FIELD

[0001] The utility model relates to filter technical field especially relates to a wastewater step -by -step backwash filter. BACKGROUND

[0002] The backwash filter can be used for filtering industrial water, seawater, food and pharmaceutical and other light chemical industry wastewater, circulating water, and filtering treatment of emulsion regeneration, waste oil, liquid raw material and the like;

[0003] For example, patent number CN202221282171.4 discloses a kind of multi-filter automatic backwash filter, connecting port, pressure reducing valve, shell, extrusion end, outer tube and filter core, pressure reducing valve side fixed installation has connecting port, and pressure reducing valve other side fixed installation has shell, shell inside rotation installation has extrusion end, shell bottom end is provided with outer tube, outer tube inside sliding installation and filter core, shell inside fixed installation has clamping device, shell bottom end fixed installation has sealing device, outer tube inside fixed installation has connecting device, connecting device includes screw end and meshing end, outer tube inside is provided with meshing end, filter core bottom end is located meshing end top fixed installation has screw end, screw end is connected with meshing end by screw thread.This utility model can guarantee the stability of filter core when using in outer tube by the use of sealing device and connecting device, ensure the sealing effect between the two, prevent the impurities in the gap between outer tube and filter core, strengthen the filtering effect of the equipment itself, greatly improve the use quality of the equipment itself, prolong the service life of filter core itself, however, in the process that filter is used by staff, filter core is cleaned by the pressure of system itself, but if the number of filter core is more, the time consumed by cleaning filter core one by one is longer, and filter core is mostly built-in in filter, when filter core needs to be replaced, filter needs to be disassembled, which affects the working efficiency of filter.

[0004] Therefore, in view of the above problems that filter core is mostly cleaned by the pressure of system itself in the process that filter is used by staff, if the number of filter core is more, the time consumed by cleaning filter core one by one is longer, and filter core is mostly built-in in filter, when filter core needs to be replaced, filter needs to be disassembled, which affects the working efficiency of filter, a kind of wastewater step -by -step backwash filter can be designed, which drives two cleaning blocks to relatively displace in the inside of filter core by screw rod, and the outside of cleaning block is provided with cleaning brush, one end of cleaning brush is attached to the inner wall of filter core, and then the filter core is cleaned by cleaning block in the process of displacement, so as to improve the service life of filter core, and spring clamping blocks are arranged on the top surface of mounting seat on the two sides of filter core seat, the spring clamping blocks are movably connected with mounting seat by reset spring, and then filter core seat is quickly disassembled and assembled by sliding spring clamping blocks. SUMMARY

[0005] In order to overcome the filter in the process of using staff, the filter element cleaning is mostly through the system's own pressure, but if the number of filter element is more, the time of cleaning filter element one by one is longer, and the filter element is mostly built-in in the filter, when the filter element needs to be replaced, the filter needs to be disassembled, which affects the working efficiency of the filter.

[0006] The utility model discloses a technical scheme for a wastewater step-by-step backwashing filter, which comprises a device shell, a backwater inlet, a filter outlet, a filter inlet and a backwater outlet are arranged on the two sides of the device shell, a device top cover is arranged at the top end of the device shell, six mounting seats are uniformly arranged on the outer side of the top end of the device top cover, a filter element seat is arranged at the top end of the mounting seat, spring clamping blocks are arranged on the top surface of the mounting seat on the two sides of the filter element seat, a filter element is arranged at the bottom end of the filter element seat, a partition plate is arranged on the inner side of the device shell at the bottom end of the filter element, a limiting seat is arranged on the top surface of the partition plate, the filter element extends to the inner side of the limiting seat through the device shell, a lead screw is arranged at the central position of the inner wall of the limiting seat, cleaning blocks are arranged at the upper and lower ends of the lead screw, and a first transmission gear is arranged on one side of the bottom surface of the lead screw at the bottom end of the inner wall of the device shell.

[0007] Preferably, the two cleaning blocks are driven by the lead screw to move relative to the inner side of the filter element, and the outer side of the cleaning block is provided with a cleaning brush, one end of the cleaning brush is attached to the inner wall of the filter element, and the filter element is cleaned by the cleaning block during the displacement of the cleaning block, thereby prolonging the service life of the filter element. The spring clamping blocks are movably connected to the mounting seat by reset springs, and the filter element seat is quickly disassembled by sliding the spring clamping blocks.

[0008] Preferably, a servo motor is arranged on the outer end surface of the bottom end of the first transmission gear at the bottom surface of the device shell, an output end of the top end of the servo motor is provided with a connecting rod, and the connecting rod extends to the bottom end of the first transmission gear through the device shell.

[0009] Preferably, a transmission rod is arranged on the inner side of the bottom end of the lead screw, there are six transmission rods, a second transmission gear is arranged at the intersection of the bottom end of the transmission rod and the first transmission gear, the first transmission gear and the second transmission gear are meshed with each other, and the first transmission gear is drivingly connected to the lead screw through the second transmission gear.

[0010] Preferably, the lead screw is a double-thread lead screw, the threads at the two ends of the lead screw are symmetrically arranged around the lead screw, and the cleaning blocks are meshed with the lead screw.

[0011] Preferably, the outer side of the cleaning block is provided with a cleaning brush, and one end of the cleaning brush is attached to the inner wall of the filter element.

[0012] As preferred, the spring clamping block is an L-shaped connecting block, the bottom end of the spring clamping block is provided with a spring groove at the inner side of the mounting base, the inner side of the spring groove is provided with a reset spring, and the spring clamping block is movably connected with the mounting base through the reset spring.

[0013] As preferred, the front end of the device shell is provided with a control panel, the inner sides of the water return inlet, the filter outlet, the filter inlet and the water return outlet are provided with control valves, and the control panel is electrically connected with the control valves.

[0014] The present application has the following beneficial effects:

[0015] When the screw rod rotates, the two cleaning blocks are driven to relatively displace at the inner side of the filter core, the outer side of the cleaning block is provided with a cleaning brush, one end of the cleaning brush is attached to the inner wall of the filter core, and the filter core is cleaned through the cleaning block during the displacement of the cleaning block, thereby improving the service life of the filter core. BRIEF DESCRIPTION OF DRAWINGS

[0016] Figure 1 The overall structure schematic view of the present application is shown;

[0017] Figure 2 The internal structure schematic view of the device shell of the present application is shown;

[0018] Figure 3 The internal structure schematic view of the filter core of the present application is shown;

[0019] Figure 4 The structure schematic view of the mounting base of the present application is shown.

[0020] Marked as: 1, device shell; 2, device top cover; 3, mounting base; 4, filter core seat; 5, water return inlet; 6, filter outlet; 7, filter inlet; 8, water return outlet; 9, filter core; 10, partition; 11, limiting seat; 12, servo motor; 13, first transmission gear; 14, transmission rod; 15, second transmission gear; 16, screw rod; 17, cleaning block; 18, spring clamping block. DETAILED DESCRIPTION

[0021] The present application will be further described below in combination with the drawings and examples.

[0022] Please refer to the drawings and the examples, Figures 1-4The utility model provides a kind of wastewater step-by-step backwash filter, including device shell 1, the two sides of device shell 1 are equipped with backwater inlet 5, filter outlet 6, filter inlet 7 and backwater outlet 8, the front end of device shell 1 is equipped with control panel, the inside of backwater inlet 5, filter outlet 6, filter inlet 7 and backwater outlet 8 is equipped with control valve, control panel and control valve are electrically connected, and then the filtered wastewater is discharged by filter outlet 6 and filter inlet 7, and the filter core inside device is cleaned by backwater inlet 5 and backwater outlet 8;

[0023] Please refer to ( Figures 3-4 ), in the embodiment, the top of device shell 1 is equipped with device top cover 2, the outside of the top of device top cover 2 is evenly equipped with six mounting seats 3, the top of mounting seat 3 is equipped with filter core seat 4, spring clamping block 18 is located on the top surface of mounting seat 3 on the two sides of filter core seat 4, spring clamping block 18 is L type connecting block, spring groove is located on the inside of mounting seat 3 on the bottom end of spring clamping block 18, reset spring is located on the inside of spring groove, spring clamping block 18 is movably connected with mounting seat 3 by reset spring, filter core 9 is located on the bottom end of filter core seat 4, baffle 10 is located on the inside of device shell 1 on the bottom end of filter core 9, limit seat 11 is located on the top surface of baffle 10, filter core 9 extends to the inside of limit seat 11 by penetrating device shell 1, screw rod 16 is located at the center position of the inner wall of limit seat 11, cleaning block 17 is located on the upper and lower ends of screw rod 16, screw rod 16 is double-threaded screw rod, the threads of the two ends of screw rod 16 are symmetrical with screw rod 16 as center, cleaning block 17 is engaged with screw rod 16, cleaning brush is located on the outside of cleaning block 17, one end of cleaning brush is attached to the inner wall of filter core 9, and then filter core seat 4 is quickly disassembled by spring clamping block 18, when screw rod 16 rotates, two cleaning blocks 17 are relatively displaced on the inside of filter core 9, and cleaning brush is located on the outside of cleaning block 17, one end of cleaning brush is attached to the inner wall of filter core 9, and then filter core 9 is cleaned by cleaning block 17 during the displacement of cleaning block 17;

[0024] Please refer to ( Figure 3), in this embodiment, the bottom of the screw rod 16 is located in the bottom of the first transmission gear 13, the bottom of the first transmission gear 13 is located in the bottom of the device shell 1, the top of the servo motor 12 is provided with a connecting rod, the top of the connecting rod is extended to the bottom of the first transmission gear 13, the bottom of the screw rod 16 is located in the bottom of the device shell 1, the bottom of the transmission rod 14 is provided with six second transmission gears 15, the first transmission gear 13 and the second transmission gear 15 are meshed with each other, the first transmission gear 13 and the second transmission gear 15 are connected by the second transmission gear 15, and the first transmission gear 13 is rotated, the first transmission gear 13 drives the second transmission gear 15 at the bottom of the screw rod 16 to rotate, so that the screw rod 16 rotates in the inside of the filter core 9.

[0025] In the working process, the power is turned on, the device is started, the wastewater is input into the device through the filter inlet 7, and the filtered wastewater is discharged through the filter outlet, when the filter core 9 needs to be cleaned, the cleaning water is input into the device through the backwater inlet 5, and the first transmission gear 13 is rotated, the first transmission gear 13 drives the second transmission gear 15 at the bottom of the screw rod 16 to rotate, so that the screw rod 16 rotates in the inside of the filter core 9, when the screw rod 16 rotates, the two cleaning blocks 17 are relatively displaced in the inside of the filter core 9, and the outside of the cleaning block 17 is provided with a cleaning brush, one end of the cleaning brush is attached to the inner wall of the filter core 9, and the cleaning block 17 is displaced, so that the filter core 9 is cleaned, thereby improving the service life of the filter core 9, and the two sides of the filter core seat 4 are provided with spring clamping blocks 18 on the top surface of the mounting seat 3, the spring clamping blocks 18 are movably connected with the mounting seat 3 by the return spring, and the filter core seat 4 is quickly disassembled by sliding the spring clamping block 18.

[0026] Through the above steps, the problem that the filter core is cleaned by the system itself during the use of the staff, but if the number of filter cores is large, the time consumed by the cleaning of the filter cores one by one is long, and the filter cores are mostly built-in in the filter, when the filter core needs to be replaced, the filter needs to be disassembled, which affects the working efficiency of the filter.

Claims

1. A wastewater staged backwash filter, comprising a housing (1); characterized in that: The device also includes a backflow inlet (5), a filter outlet (6), a filter inlet (7), and a backflow outlet (8) on both sides of the device housing (1). The top of the device housing (1) is provided with a device top cover (2). Six mounting seats (3) are evenly provided on the outer side of the top of the device top cover (2). The top of the mounting seat (3) is provided with a filter element seat (4). The two sides of the filter element seat (4) are provided with spring clamping blocks (18) on the top surface of the mounting seat (3). The bottom of the filter element seat (4) is provided with a filter element (9). The bottom of the filter element (9) is provided with a partition (10) on the inner side of the device housing (1). The top surface is provided with a limiting seat (11). The filter element (9) extends through the outer shell (1) of the device to the inner side of the limiting seat (11). A lead screw (16) is provided at the center of the inner wall of the limiting seat (11). Cleaning blocks (17) are provided at both the upper and lower ends of the lead screw (16). A first transmission gear (13) is provided at the bottom end of the bottom surface of the lead screw (16) located on the inner wall of the device shell (1). A control panel is provided at the front end of the device shell (1). Control valves are provided on the inner sides of the backflow inlet (5), filter outlet (6), filter inlet (7) and backflow outlet (8). The control panel and the control valves are electrically connected.

2. The wastewater staged backwash filter according to claim 1, characterized in that: The bottom end of the first transmission gear (13) is located on the outer end face of the bottom surface of the device housing (1) and a servo motor (12) is provided. The top output end of the servo motor (12) is provided with a connecting rod, and the top end of the connecting rod extends through the device housing (1) to the bottom end of the first transmission gear (13).

3. The wastewater staged backwash filter according to claim 1, characterized in that: The bottom end of the lead screw (16) is located inside the outer casing (1) of the device and is provided with a transmission rod (14). There are six transmission rods (14). The bottom end of the transmission rod (14) is provided with a second transmission gear (15) at the intersection with the first transmission gear (13). The first transmission gear (13) and the second transmission gear (15) mesh with each other. The first transmission gear (13) and the lead screw (16) are connected by transmission through the second transmission gear (15).

4. A wastewater staged backwash filter according to claim 1, characterized in that: The lead screw (16) is a double-threaded lead screw. The threads at both ends of the lead screw (16) are symmetrical about the lead screw (16) as the center. The cleaning block (17) meshes with the lead screw (16).

5. A wastewater staged backwash filter according to claim 1, characterized in that: A cleaning brush is provided on the outside of the cleaning block (17), and one end of the cleaning brush is attached to the inner wall of the filter element (9).

6. A wastewater staged backwash filter according to claim 1, characterized in that: The spring clamping block (18) is an L-shaped connecting block. The bottom end of the spring clamping block (18) is located inside the mounting base (3) and has a spring groove. The inner side of the spring groove is provided with a return spring. The spring clamping block (18) is movably connected to the mounting base (3) through the return spring.

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