CN218130477U

CN218130477U - Backwashing device for V-shaped filter tank

Info

Publication number: CN218130477U
Application number: CN202221860462.7U
Authority: CN
Inventors: 黄禀棋
Original assignee: Zhuhai Zhengde Industrial Control System Technology Co ltd
Current assignee: Zhuhai Zhengde Industrial Control System Technology Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-12-27
Anticipated expiration: 2032-07-19

Abstract

The utility model provides a back washing unit who can be used to V type filtering pond relates to sewage treatment technical field. This back washing unit that can be used to V type filtering pond, including filtering pond body and V type intake chamber, V type intake chamber fixed connection is on the inside top of filtering pond body, the inside fixedly connected with precoat and filter of filtering pond body, the inside bottom of filtering pond body is provided with two back flush pipes, two the equal a plurality of nozzles of fixedly connected with in the back flush pipe outside, back flush pipe one end fixedly connected with bull stick, bull stick outside fixedly connected with gear, the gear bottom is provided with the movable plate, movable plate top fixedly connected with fixed plate, the equal fixedly connected with pinion rack in fixed plate top both sides. This back washing unit who can be used to V type filtering pond to this increases the back flush region, improves the clearance effect, is favorable to striking off the stubborn attachment in filter top, strengthens the clearance effect, prevents that the filter from blockking up.

Description

Backwashing device for V-shaped filter tank

Technical Field

The utility model relates to a back washing unit specifically is the back washing unit who can be used to V type filtering pond, belongs to sewage treatment technical field.

Background

The V-shaped filter tank is a water treatment structure in a water plant, and is a quick filter tank for filtering with a constant water level. The water inlet grooves on two sides of the tank are V-shaped, the ultrasonic water level automatic control device in the tank can adjust the water outlet clean water valve, and the valve can be adjusted according to the height of the water level in the tank. The opening degree is automatically adjusted, so that the water level in the tank is constant.

The back flushing step of the V-shaped filter tank is to close the water inlet valve, but a part of inlet water still flows into the filter tank from square holes which are normally opened at two sides, and flows to one side of the drainage channel from one side of the V-shaped groove to form surface sweeping. And then, a drain valve is opened to discharge the water on the surface of the filter tank from the drain tank until the water surface of the filter tank is level to the top of the V-shaped tank, and the backwashing process usually adopts three steps of air flushing → simultaneous air-water backwashing → water flushing.

When washing the filter plate among the current back flush process, spun gas and rivers intelligence are upwards spout perpendicularly from the position of nozzle, but is relatively poor to the clearance effect in the region that can't involve, can cause the attachment to remain, and the clearance effect is not good.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a back washing unit that can be used to V type filtering pond in order to solve among the prior art back flush in-process when washing the filter plate, spun gas and rivers intelligence are upwards spout perpendicularly from the position of nozzle, but is relatively poor at the clearance effect to the region that can't involve, can cause the attachment to remain, the not good problem of clearance effect.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: can be used to anti-washing unit in V type filtering pond, including filtering pond body and V type intake chamber, V type intake chamber fixed connection is on the inside top of filtering pond body, the inside fixedly connected with precoat layer and filter of filtering pond body, the inside bottom of filtering pond body is provided with two backwash pipes, two the equal a plurality of nozzles of fixedly connected with in the backwash pipe outside, backwash pipe both ends run through filtering pond body both sides wall respectively and rotate with the filtering pond body and be connected, backwash pipe one end fixedly connected with bull stick, bull stick outside fixedly connected with gear, the gear bottom is provided with the movable plate, movable plate top fixedly connected with fixed plate, the equal fixedly connected with pinion rack in fixed plate top both sides, two be connected with two gear engagement respectively.

Preferably, the fixed case of filtering pond body one side bottom fixedly connected with, the inside fixedly connected with motor of fixed incasement portion, motor output fixedly connected with transmission shaft is favorable to carrying out the transmission.

Preferably, one end of the transmission shaft is fixedly connected with a support rod, one side of the support rod is fixedly connected with a guide rod, the guide rod penetrates through the movable plate and is in sliding connection with the movable plate, the support rod is enabled to rotate to drive the guide rod to rotate, and the guide rod rotates to drive the movable plate to move up and down in a reciprocating mode.

Preferably, the inside fixedly connected with montant of fixed case, the montant runs through the fixed plate and with fixed plate sliding connection, is favorable to spacing fixed plate and movable plate.

Preferably, the filter body is internally and rotatably connected with a reciprocating screw rod, the outer side of the reciprocating screw rod is connected with a moving block through a ball nut pair, the bottom of the moving block is fixedly connected with a cleaning plate, the bottom of the cleaning plate is in contact with the top of the filter plate, and the moving block drives the cleaning plate to perform reciprocating movement, so that the top of the filter plate is cleaned.

Preferably, reciprocal lead screw one end runs through the filtering pond body lateral wall and rotates with the filtering pond body to be connected, reciprocal lead screw one end and the equal fixedly connected with belt pulley in the transmission shaft outside, two the belt pulley outside cover is equipped with driving belt, is favorable to carrying out the transmission to reciprocal lead screw.

Preferably, the inside fixedly connected with gag lever post of filtering pond body, the gag lever post runs through the movable block and with movable block sliding connection, is favorable to spacing the movable block.

The utility model provides a back washing unit that can be used to V type filtering pond, its beneficial effect who possesses as follows:

1. this back washing unit that can be used to V type filtering pond, it rotates to drive the transmission shaft through the motor start, the transmission shaft rotates and drives the bracing piece and rotate, the bracing piece rotates and drives the guide bar and rotate, make the guide bar drive the movable plate and reciprocate, when the movable plate moves, drive the fixed plate and reciprocate, the fixed plate drives the pinion rack and moves when moving, two pinion racks drive two gears and reciprocate to deflect, make two gears drive two bull sticks and deflect, two bull sticks drive two backwash pipes respectively and reciprocate the swing, drive a plurality of nozzles with this and swing, be favorable to making the filter bed strengthen high-pressure gas's injection direction when carrying out the back flush, increase the back flush region with this, improve the clearance effect.

2. This back washing unit who can be used to V type filtering pond drives the belt pulley and rotates when the motor starts to drive the transmission shaft and rotates, drives driving belt when the belt pulley rotates and rotates to this drives reciprocal lead screw and rotates, drives the movable block when reciprocal lead screw rotates and carries out reciprocating motion, and the movable block drives the clearance board when reciprocating motion and carries out reciprocating motion, thereby is favorable to striking off the stubborn attachment in filter top, strengthens the clearance effect, prevents that the filter from blockking up.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

fig. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged view of the portion A of FIG. 2 according to the present invention;

fig. 4 is a schematic structural diagram of the fixing plate of the present invention.

In the figure: 1. a filter body; 2. a filter material layer; 3. a filter plate; 4. a backwash pipe; 5. a nozzle; 6. a rotating rod; 7. a gear; 8. moving the plate; 9. a fixing plate; 10. a toothed plate; 11. a drive shaft; 12. a support bar; 13. a guide bar; 14. a motor; 15. a belt pulley; 16. a drive belt; 17. a reciprocating screw rod; 18. a moving block; 19. cleaning the plate; 20. a limiting rod; 21. a fixed box; 22. a V-shaped water inlet groove; 23. a vertical rod.

Detailed Description

The embodiment of the utility model provides a back washing unit who can be used to V type filtering pond.

Please refer to fig. 1, fig. 2, fig. 3 and fig. 4, including a filter body 1 and a V-shaped water inlet tank 22, the V-shaped water inlet tank 22 is fixedly connected to the top end inside the filter body 1, a filter bed 2 and a filter plate 3 are fixedly connected to the inside of the filter body 1, two back-flushing pipes 4 are arranged at the bottom end inside the filter body 1, a plurality of nozzles 5 are fixedly connected to the outer sides of the two back-flushing pipes 4, two ends of the back-flushing pipes 4 respectively penetrate through two side walls of the filter body 1 and are rotatably connected to the filter body 1, a rotating rod 6 is fixedly connected to one end of each back-flushing pipe 4, a gear 7 is fixedly connected to the outer side of the rotating rod 6, a moving plate 8 is arranged at the bottom of the gear 7, a fixed plate 9 is fixedly connected to the top of the moving plate 8, toothed plates 10 are fixedly connected to two gears 7 respectively at two sides of the top of the fixed plate 9, a fixed box 21 is fixedly connected to the bottom at one side of the filter body 1, a motor 14 is fixedly connected to the inside of the fixed box 21, a transmission shaft 11 is fixedly connected to an output end of the motor 14, a transmission shaft is connected to a support rod 12, a guide rod 13 is fixedly connected to one side of the support rod 13, the guide rod 13 is connected to drive the moving plate 13 to drive the moving plate, and a reciprocating rod 23 to drive the moving plate 9, and a reciprocating rod 23 to drive the moving plate 9.

Specifically, the motor 14 is started to drive the transmission shaft 11 to rotate, the transmission shaft 11 rotates to drive the support rod 12 to rotate, the support rod 12 rotates to drive the guide rod 13 to rotate, the guide rod 13 drives the moving plate 8 to move up and down, when the moving plate 8 moves, the fixed plate 9 is driven to move up and down, the vertical rod 23 is fixedly connected inside the fixed box 21, the vertical rod 23 penetrates through the fixed plate 9 and is in sliding connection with the fixed plate 9, the fixed plate 9 and the moving plate 8 are limited, the fixed plate 9 drives the toothed plates 10 to move when moving, the two toothed plates 10 are respectively in meshing connection with the two gears 7, the two toothed plates 10 drive the two gears 7 to deflect in a reciprocating mode, the two gears 7 drive the two rotating rods 6 to deflect, the two rotating rods 6 respectively drive the two backwashing pipes 4 to oscillate, the plurality of nozzles 5 to oscillate, the backwashing direction of high-pressure gas is increased when the backwashing material filtering material layer 2 is in backwashing, the increasing the cleaning area, and improving the cleaning effect.

Please refer to fig. 1 again, fig. 2, fig. 3 and fig. 4, the inside of the filter body 1 is rotationally connected with a reciprocating screw rod 17, the outside of the reciprocating screw rod 17 is connected with a moving block 18 through a ball nut pair, the bottom of the moving block 18 is fixedly connected with a cleaning plate 19, the bottom of the cleaning plate 19 contacts with the top of the filter plate 3, so that the moving block 18 drives the cleaning plate 19 to perform reciprocating movement, thereby cleaning the top of the filter plate 3, one end of the reciprocating screw rod 17 runs through the side wall of the filter body 1 and is rotationally connected with the filter body 1, one end of the reciprocating screw rod 17 and the outside of the transmission shaft 11 are fixedly connected with belt pulleys 15, two belt pulley 15 outside sleeves are provided with a transmission belt 16, which is beneficial to transmitting the reciprocating screw rod 17, the inside of the filter body 1 is fixedly connected with a limiting rod 20, the limiting rod 20 runs through the moving block 18 and is slidably connected with the moving block 18, which is beneficial to limiting the moving block 18.

Specifically, start at motor 14 and drive belt pulley 15 and rotate when drive transmission shaft 11 rotates, drive driving belt 16 and rotate when belt pulley 15 rotates, drive reciprocal lead screw 17 with this and rotate, drive movable block 18 and carry out reciprocating motion when reciprocal lead screw 17 rotates, movable block 18 drives clearance board 19 and carries out reciprocating motion when reciprocating motion, thereby be favorable to scraping off the stubborn attachment in filter 3 top, increase the clearance effect, prevent that filter 3 from blockking up.

The foregoing shows and describes the basic principles and principal features of the invention, together with the advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. Can be used to anti-washing unit in V type filtering pond, including filtering pond body (1) and V type intake chamber (22), V type intake chamber (22) fixed connection is in the inside top of filtering pond body (1), its characterized in that: the filter is characterized in that a filter material layer (2) and a filter plate (3) are fixedly connected to the inside of a filter body (1), two backwashing pipes (4) are arranged at the bottom of the inside of the filter body (1), two nozzles (5) are fixedly connected to the outer sides of the backwashing pipes (4), two ends of each backwashing pipe (4) penetrate through two side walls of the filter body (1) respectively and are rotatably connected with the filter body (1), a rotating rod (6) is fixedly connected to one end of each backwashing pipe (4), gears (7) are fixedly connected to the outer sides of the rotating rod (6), a movable plate (8) is arranged at the bottom of each gear (7), a fixed plate (9) is fixedly connected to the top of the movable plate (8), toothed plates (10) are fixedly connected to the two sides of the top of the fixed plate (9) respectively and meshed with the two gears (7).

2. The backwash device for a V-type filter according to claim 1, wherein: the filter tank is characterized in that a fixed tank (21) is fixedly connected to the bottom of one side of the filter tank body (1), a motor (14) is fixedly connected to the inside of the fixed tank (21), and a transmission shaft (11) is fixedly connected to the output end of the motor (14).

3. The backwash device for a V-type filter according to claim 2, wherein: the movable plate is characterized in that one end of the transmission shaft (11) is fixedly connected with a supporting rod (12), one side of the supporting rod (12) is fixedly connected with a guide rod (13), and the guide rod (13) penetrates through the movable plate (8) and is in sliding connection with the movable plate (8).

4. The backwash device for a V-type filter according to claim 2, wherein: the fixing box (21) is internally and fixedly connected with a vertical rod (23), and the vertical rod (23) penetrates through the fixing plate (9) and is in sliding connection with the fixing plate (9).

5. The backwash device for a V-type filter according to claim 2, wherein: the filter tank is characterized in that a reciprocating screw rod (17) is rotatably connected inside the filter tank body (1), the outer side of the reciprocating screw rod (17) is connected with a moving block (18) through a ball nut pair, the bottom of the moving block (18) is fixedly connected with a cleaning plate (19), and the bottom of the cleaning plate (19) is in contact with the top of the filter plate (3).

6. The backwash device for a V-shaped filter according to claim 5, wherein: reciprocating screw rod (17) one end runs through filtering pond body (1) lateral wall and rotates with filtering pond body (1) to be connected, reciprocating screw rod (17) one end and equal fixedly connected with belt pulley (15) in transmission shaft (11) outside, two belt pulley (15) outside cover is equipped with driving belt (16).

7. The backwash device for a V-shaped filter according to claim 5, characterized in that: the filter tank is characterized in that a limiting rod (20) is fixedly connected to the inside of the filter tank body (1), and the limiting rod (20) penetrates through the moving block (18) and is in sliding connection with the moving block (18).