CN212757407U - A back flush unit for filtering quartz sand - Google Patents

Abstract

The utility model relates to a quartz sand filters technical field, and discloses a back flush unit for filtering quartz sand, including a jar body, the bottom of jar body is provided with the delivery port, and the top of jar body is provided with the inlet tube, the one end fixed mounting of delivery port has water flow sensor, one side fixed mounting of jar body has the dead lever, one side fixed mounting of dead lever has auxiliary relay, the top fixed mounting of dead lever has the warning light, auxiliary relay and auxiliary relay electric wire connection, water flow sensor and auxiliary relay electric wire connection. This kind of back washing unit for filtering quartz sand, through setting up dead lever, water flow sensor, auxiliary relay and warning light, water flow sensor can monitor the discharge of delivery port, and when the reduction of delivery port flow, water flow sensor gives auxiliary relay with signal of telecommunication transmission, and auxiliary relay gives the warning light circular telegram, makes the warning light begin to work, and suggestion operating personnel back washes.

Description

A back flush unit for filtering quartz sand

Technical Field

The utility model relates to a quartz sand filters technical field, specifically is a back washing unit for filtering quartz sand.

Background

The quartz sand filter is a filter material which adopts quartz sand as a filler, is beneficial to removing impurities in water, can cause a large amount of sludge and pollutants to be accumulated in a filtering device in the filtering process, and is a device for back washing the sludge and the pollutants in the back washing device.

The existing device needs to observe the water flow of a water outlet to judge whether backwashing is carried out or not, operators often find that the water flow is reduced in time to cause untimely backwashing and cause obvious deterioration of the water filtering effect, the existing device cannot wash the side wall in the tank body, a large amount of pollutants are contaminated on the inner side wall and cannot be discharged, and the existing device cannot effectively backwash the pollutants in a water inlet pipe during backwashing to cause the blockage condition of the water inlet pipe.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a be not enough to prior art, the utility model provides a back washing unit for filtering quartz sand possesses advantages such as monitoring delivery port flow, clean jar internal wall, supplementary water pipe are clean, has solved the problem that the background art provided.

(II) technical scheme

For the purpose of realizing above-mentioned monitoring delivery port flow, clean jar internal wall, auxiliary water pipe, the utility model provides a following technical scheme: the utility model provides a back washing unit for filtering quartz sand, includes a jar body, and the bottom of jar body is provided with the delivery port, and the top of jar body is provided with the inlet tube, the one end fixed mounting of delivery port has water flow sensor, one side fixed mounting of the jar body has the dead lever, one side fixed mounting of dead lever has auxiliary relay, the top fixed mounting of dead lever has the warning light, auxiliary relay and auxiliary relay connection of electric lines, water flow sensor and auxiliary relay connection of electric lines.

Preferably, the supporting block is fixedly installed at the top of the tank body, the motor is fixedly installed at the top of the supporting block, an output shaft of the motor is in transmission connection with the rotating shaft, the rotating shaft extends into the tank body, a brush arm is fixedly installed at the outer side of one end of the rotating shaft in the tank body, a brush body is fixedly installed at one end of the brush arm, and brush bristles are arranged on one side of the brush body.

Preferably, the inboard fixed mounting of inlet tube has the retainer plate, one side fixed mounting of retainer plate has the spring, the one end fixed mounting of spring has the movable ring, the inboard of movable ring is provided with the atress pole.

Preferably, the fixing rod is L-shaped, and the mounting position of the intermediate relay is arranged on one side of the bottom of the fixing rod.

Preferably, the lengths of the bristles are different, and the lengths of the bristles sequentially increase from the periphery to the center of the brush body.

Preferably, the number of the brush arms is eight, every two of the eight brush arms are positioned at the same height, the angle between every two adjacent upper and lower brush arms is ninety degrees, and the brush arms are smaller than the radius of the inner side of the tank body.

Preferably, the external diameter of retainer plate equals the internal diameter of inlet tube, the radius of spring is less than the external diameter of retainer plate, the external diameter of movable ring is less than the internal diameter of inlet tube.

(III) advantageous effects

Compared with the prior art, the utility model discloses possess following beneficial effect:

1. this kind of back washing unit for filtering quartz sand, through setting up dead lever, water flow sensor, auxiliary relay and warning light, water flow sensor can monitor the discharge of delivery port, and when the reduction of delivery port flow, water flow sensor gives auxiliary relay with signal of telecommunication transmission, and auxiliary relay gives the warning light circular telegram, makes the warning light begin to work, and suggestion operating personnel back washes.

2. This kind of back flush unit for filtering quartz sand through design motor, rotation axis, brush arm, brush body and brush hair, is carrying out the in-process of back flush, can be with the motor circular telegram, and the motor drives the rotation axis and rotates, and the rotation axis drives the brush arm and rotates, and the brush arm drives the brush body and rotates, and the brush hair rubs the scraping to jar inboard side, makes jar inboard pollutant wash, makes the pollutant break away from jar internal wall.

3. This kind of back flush unit for filtering quartz sand through setting up retainer plate, movable ring, spring and atress pole, and the water of back flush can cause pressure for the atress pole, and the atress pole can drive the movable ring and remove to the retainer plate direction to extrude spring between the two, the spring produces the friction at the in-process of deformation and inlet tube inner wall, makes the pollutant of inlet tube inner wall break away from, accomplishes the supplementary clearance of pollutant to the inlet tube.

Drawings

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

FIG. 2 is a schematic view of the internal structure of the tank body of the present invention;

FIG. 3 is a schematic view of a brush body structure of the present invention;

FIG. 4 is a sectional view of the middle water inlet pipe of the present invention;

fig. 5 is an enlarged view of a portion a in fig. 4 according to the present invention.

In the figure: 1. a tank body; 2. an intermediate relay; 3. fixing the rod; 4. an alarm light; 5. a support block; 6. a motor; 7. a water inlet pipe; 8. a rotating shaft; 9. a brush arm; 10. a brush body; 11. a water outlet; 13. a water flow sensor; 14. brushing; 15. a spring; 16. a stationary ring; 17. a stress beam; 18. a movable ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, a back washing device for filtering quartz sand comprises a tank body 1, a water outlet 11 is arranged at the bottom of the tank body 1, a water inlet pipe 7 is arranged at the top of the tank body 1, a water flow sensor 13 (the model of the water flow sensor 13 is DX-LSX-1) is fixedly arranged at one end of the water outlet 11, a fixed rod 3 is fixedly arranged at one side of the tank body 1, an intermediate relay 2 (the model of the intermediate relay 2 is JQX-13F) is fixedly arranged at one side of the fixed rod 3, an alarm lamp 4 is fixedly arranged at the top of the fixed rod 3, the intermediate relay 2 is in electric wire connection with the intermediate relay 2, the water flow sensor 13 is in electric wire connection with the intermediate relay 2, the intermediate relay 2 is in a normally open state, a circuit is in a disconnected state, the intermediate relay 2 completes the circuit and supplies power to the warning lamp 4.

The utility model discloses an optimization scheme, the top fixed mounting of the jar body 1 has supporting shoe 5, the top fixed mounting of supporting shoe 5 has motor 6, motor 6's output shaft drive connects rotation axis 8, rotation axis 8 stretches into the inside of the jar body 1, rotation axis 8 has brush arm 9 in the one end outside fixed mounting of the internal 1 of jar, the one end fixed mounting of brush arm 9 has brush body 10, one side of brush body 10 sets up brush hair 14, supporting shoe 5 supports and fixed motor 6, 14 laminating jar internal walls of brush hair, can rub with jar internal wall 1 of the body when brush arm 9 is rotatory, reject the pollutant on the inner wall.

The utility model discloses an optimize scheme, the inboard fixed mounting of inlet tube 7 has retainer plate 16, and one side fixed mounting of retainer plate 16 has spring 15, and the one end fixed mounting of spring 15 has movable ring 18, and the inboard of movable ring 18 is provided with atress pole 17, and when the inside rivers opposite direction of inlet tube 7 washed, rivers promoted movable ring 18 along the rivers direction through atress pole 17.

The utility model discloses an optimize scheme, dead lever 3 is the L type, and 2 mounted positions of auxiliary relay are in 3 bottom one sides of dead lever, and dead lever 3 is used for fixed mounting warning light 4 and auxiliary relay 2.

The utility model discloses an optimize scheme, the length of brush hair 14 is inconsistent, and brush hair 14 increases in proper order to central point from brush body 10 all around to put length, and middle length is the longest, and the shorter the more can make the inner wall of the better laminating jar body 1 of brush hair 14 toward peripheral brush hair 14.

The utility model discloses an optimization scheme, the quantity of brush arm 9 is eight, and every two of eight brush arms 9 are located same height, and the angle between two adjacent upper and lower brush arms 9 is ninety degrees, and brush arm 9 is less than jar 1 inboard radius.

The utility model discloses an optimize scheme, the external diameter of retainer plate 16 equals the internal diameter of inlet tube 7, and the radius of spring 15 equals the external diameter of retainer plate 16, and the external diameter of activity circle 18 is less than the internal diameter of inlet tube 7, can make activity circle 18 when receiving to 16 direction pressure of retainer plate, and extrusion spring 15 makes spring 15 and the 7 inner walls of inlet tube produce the friction.

The working principle is as follows: when normal work, the water that is accomplished by the filtration can be followed delivery port 11 and discharged, and when delivery port 11 was discharged, water flow sensor 13 can monitor the size of the 11 exhaust water flow of delivery port, and when the displacement of delivery port 11 reduced, water flow sensor 13 can give auxiliary relay 2 with signal of telecommunication transmission, and auxiliary relay 2 is when receiving the signal of telecommunication, and auxiliary relay 2 supplies power for warning light 4, and the back flush unit is opened to 4 work suggestion staff of warning light.

In the process of back washing, the motor 6 can be electrified, so that the motor 6 drives the rotating shaft 8 to rotate, the rotating shaft 8 drives the brush arm 9 to rotate, the brush arm 9 drives the brush body 10 to do circular motion, the brush bristles 14 are contacted with the inner wall of the tank body 1 in the motion process of the brush body 10, pollutants are removed from the inner wall of the tank body 1, and the pollutants stained on the inner wall of the tank body 1 are thoroughly cleaned along with water flow separation from the filtering device.

During the back washing process, water used for back washing can flow into the water inlet pipe 7 from the inner wall of the tank body 1, water flow generates pressure on the movable ring 18 through the stress rod 17, the movable ring 18 moves towards the fixed ring 16, during the moving process, the movable ring 18 extrudes the spring 15, the spring 15 deforms, the spring 15 rubs with the inner wall of the water inlet pipe 7 during the deformation process, and therefore residual pollutants on the inner wall of the water inlet pipe 7 are removed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A back washing device for filtering quartz sand comprises a tank body (1), wherein a water outlet (11) is formed in the bottom of the tank body (1), and a water inlet pipe (7) is formed in the top of the tank body (1);

the method is characterized in that:

one end fixed mounting of delivery port (11) has water flow sensor (13), one side fixed mounting of the jar body (1) has dead lever (3), one side fixed mounting of dead lever (3) has auxiliary relay (2), the top fixed mounting of dead lever (3) has warning light (4), auxiliary relay (2) and auxiliary relay (2) electric wire connection, water flow sensor (13) and auxiliary relay (2) electric wire connection.

2. The backwash device for filtering quartz sand as claimed in claim 1, wherein: the utility model discloses a novel multifunctional cleaning tank, including jar body (1), the top fixed mounting of jar body (1) has supporting shoe (5), the top fixed mounting of supporting shoe (5) has motor (6), rotation axis (8) are connected in the output shaft transmission of motor (6), rotation axis (8) stretch into the inside of the jar body (1), rotation axis (8) one end outside fixed mounting in the jar body (1) has brush arm (9), the one end fixed mounting of brush arm (9) has brush body (10), one side of brush body (10) sets up brush hair (14).

3. The backwash device for filtering quartz sand as claimed in claim 1, wherein: the inboard fixed mounting of inlet tube (7) has retainer plate (16), one side fixed mounting of retainer plate (16) has spring (15), the one end fixed mounting of spring (15) has movable ring (18), the inboard of movable ring (18) is provided with atress pole (17).

4. The backwash device for filtering quartz sand as claimed in claim 1, wherein: the fixing rod (3) is L-shaped, and the mounting position of the intermediate relay (2) is arranged on one side of the bottom of the fixing rod (3).

5. The backwash device for filtering quartz sand as claimed in claim 2, wherein: the lengths of the brush hairs (14) are different, and the lengths of the brush hairs (14) are increased from the periphery to the center of the brush body (10) in sequence.

6. The backwash device for filtering quartz sand as claimed in claim 2, wherein: the number of the brush arms (9) is eight, and every two of the brush arms (9) are located at the same height, the angle between every two adjacent brush arms (9) is ninety degrees, and the brush arms (9) are smaller than the radius of the inner side of the tank body (1).

7. The backwash device for filtering quartz sand as set forth in claim 3, wherein: the external diameter of retainer plate (16) equals the internal diameter of inlet tube (7), the radius of spring (15) is less than the external diameter of retainer plate (16), the external diameter of activity circle (18) is less than the internal diameter of inlet tube (7).

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