CN108815917A - A kind of sewage treatment filter device being convenient to clean - Google Patents

Abstract

The invention relates to the technical field of filter devices, in particular to a filter device for sewage treatment that is easy to clean, comprising a sewage tank, the cross section of the sewage tank is semicircular, a turret is arranged on the sewage tank, and a turret is placed on the turret A first rotating shaft and a second rotating shaft are installed for rotation, a motor is provided on the turret, the motor is connected with the first rotating shaft and the second rotating shaft through a transmission mechanism, and a first connecting end is provided at the end of the first rotating shaft , an outer ring with the same cross-sectional inner diameter is installed in the sewage tank, and a plurality of second connecting rods are connected between the outer ring and the first connecting end, and a filter screen is fixed on the outer ring. The present invention adopts a disc Shaped filter frame and filter screen, with the rotation of the filter frame, when the filter screen moves to the top, the cleaning brush cleans its surface, so that the cycle is continuous, which can effectively prevent the filter screen from clogging.

Description

An easy-to-clean filter device for sewage treatment

technical field

The invention relates to the technical field of filtering devices, in particular to an easy-to-clean filtering device for sewage treatment.

Background technique

Sewage treatment: the process of purifying sewage to meet the water quality requirements for discharge into a certain water body or for reuse. Sewage treatment is widely used in various fields such as construction, agriculture, transportation, energy, petrochemical, environmental protection, urban landscape, medical treatment, catering, etc., and it is also increasingly entering the daily life of ordinary people.

Another set of data also shows that groundwater is facing severe challenges. In 2011, 9 provinces and municipalities including Beijing and Shanghai evaluated 857 monitoring wells within their jurisdictions. The water quality of the monitoring wells was Class I and Class II, accounting for 2%, while the monitoring wells of Class IV and V accounted for 76.8% .

Among the nine provinces and cities, Hainan Province has the best water quality, mainly Class II, followed by Shanghai and Beijing, mostly Class III, Heilongjiang and Jiangsu have the highest proportion of Class IV water, while Jilin, Liaoning, Guangdong The four provinces of Ningxia and Ningxia generally only reach the level of V class.

The increasing water pollution has brought unprecedented attention to the sewage treatment and recycling industry. In the past two years, the gross profit margin in various regions has remained at around 70%, and even exceeded 100% in some regions. The industry has great potential for development.

Sewage treatment often uses filter devices, but the filter devices in the prior art are not easy to clean, and are prone to clogging, which affects the filtering effect.

Contents of the invention

The object of the present invention is to solve the disadvantages of inconvenient cleaning in the prior art, and propose a filter device for sewage treatment that is easy to clean.

In order to achieve the above object, the present invention adopts the following technical solutions:

Design a filter device for sewage treatment that is easy to clean, including a sewage tank. A rotating shaft, the turret is provided with a motor, and the motor is connected with the first rotating shaft and the second rotating shaft through a transmission mechanism. The end of the first rotating shaft is provided with a first connecting end, and a cross-section Outer rings with the same inner diameter, a plurality of second connecting rods are connected between the outer ring and the first connecting end, a filter screen is fixed on the outer ring, and the filter screen is fixedly connected with the second connecting rods, the The end of the second rotating shaft is connected with a second connection end, and a plurality of first connecting rods are evenly distributed along the circumference of the second connection end, and a cleaning brush is set on the surface of the first connecting rod, and the cleaning brush and the filter mesh surface contact.

Preferably, a through groove is provided on the sewage tank near the bottom of the filter screen, and a movable baffle is slidably installed on the bottom of the sewage tank, and one side of the movable baffle is connected to one end of a hydraulic telescopic rod, and the The hydraulic telescopic rod is horizontally fixed on the bottom of the sewage tank, a settling tank is arranged below the sewage tank, side plates are arranged on both sides of the sewage tank, and a plurality of pillars are vertically connected between the side plates and the sewage tank.

Preferably, a gate valve is provided on the sewage tank.

Preferably, a spray head is fixed on the sewage tank and close to the cleaning brush through a bracket, the spray head is connected to the cleaning water tank through a water pipe, and a water pump is provided on the water pipe.

Preferably, the transmission mechanism includes a driving wheel and a transmission wheel, a transmission belt is connected between the driving wheel and the transmission wheel, the driving wheel is coaxially connected with the second rotating shaft, and the transmission wheel is coaxially connected with the first rotating shaft , the output shaft of the motor is coaxially connected with the second rotating shaft.

Preferably, there are six first connecting rods, and the cleaning brush is a nylon brush.

Preferably, an annular rib is provided on the periphery of the outer ring, and the rib is slidably installed in a chute provided on the inner wall of the sewage tank to match its shape.

The present invention proposes an easy-to-clean filter device for sewage treatment. The beneficial effect is that the present invention adopts a disc-shaped filter screen frame and a filter screen. With the rotation of the filter screen frame, when the filter screen moves to the top, the cleaning The brush cleans its surface, so the cycle is continuous, which can effectively prevent the filter from clogging.

Description of drawings

Fig. 1 is a kind of sewage treatment that the present invention proposes and is convenient to the structural representation of cleaning filtering device;

Fig. 2 is a sectional view along A-A in Fig. 1 .

In the figure: sewage tank 1, first rotating shaft 2, turret 3, driving wheel 4, motor 5, driving belt 6, driving wheel 7, second rotating shaft 8, cleaning brush 9, first connecting rod 10, nozzle 11, first Connection end 12, filter screen 13, through groove 14, movable baffle 15, sedimentation tank 16, rib 17, outer ring 18, hydraulic telescopic rod 19, pillar 20, second connecting rod 21, side plate 22, second connection End 23, gate valve 24.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention.

With reference to Fig. 1-2, a kind of filter device that is easy to clean is used for sewage treatment, comprises sewage tank 1, and sewage tank 1 is provided with gate valve 24. Sewage tank 1 has a semicircular cross-section. Sewage tank 1 is provided with a turret 3 on which a first rotating shaft 2 and a second rotating shaft 8 are mounted. The turret 3 is provided with a motor 5 which passes through a transmission mechanism. Connected with the first rotating shaft 2 and the second rotating shaft 8, the transmission mechanism includes a driving wheel 7, a driving wheel 4, a transmission belt 6 is connected between the driving wheel 7 and the driving wheel 4, the driving wheel 7 is coaxially connected with the second rotating shaft 8, and the transmission The wheel 4 is coaxially connected with the first rotating shaft 2 , and the output shaft of the motor 5 is coaxially connected with the second rotating shaft 8 . The sewage tank 1 is used to guide the sewage, the gate valve 24 is used to control the flow of sewage, the motor 5 drives the first rotating shaft 2 and the second rotating shaft 8 to rotate, and the driving wheel 7 and the transmission wheel 4 play the role of transmission , the diameter of driving wheel 7 is smaller than the diameter of transmission wheel 4 simultaneously, can coordinate the rotating speed of outer ring 18 and cleaning brush 9 like this.

The end of the first rotating shaft 2 is provided with a first connecting end 12, and an outer ring 18 with the same cross-sectional inner diameter is installed in the sewage tank 1, and an annular rib 17 is arranged on the periphery of the outer ring 18, and the rib 17 is slidably installed on the In the chute that the inner wall of sewage tank 1 is provided with and its shape matches. The cooperation between the rib 17 and the chute can prevent sewage from flowing directly between the outer ring 18 and the inner wall of the sewage tank 1 without passing through the filter screen 13 .

A plurality of second connecting rods 21 are connected between the outer ring 18 and the first connecting end 12, and a filter screen 13 is fixed on the outer ring 18, and the filter screen 13 is fixedly connected with the second connecting rods 21, and the end of the second rotating shaft 8 Connected with a second connecting end 23, a plurality of first connecting rods 10 are uniformly distributed along its circumference on the second connecting end 23, and a cleaning brush 9 is set on the surface of the first connecting rod 10, and the cleaning brush 9 is in contact with the surface of the filter screen 13. The first connecting rod 10 is provided with six, and the cleaning brush 9 is a nylon brush. The second connecting rod 21 plays a role of connection, and at the same time supports the filter screen 13 from the inside to avoid deformation of the filter screen 13 .

On the sewage tank 1 and near the bottom of the filter screen 13, a through groove 14 is provided. The bottom of the sewage tank 1 is slidingly equipped with a movable baffle 15, and one side of the movable baffle 15 is connected with an end of the hydraulic telescopic rod 19, and the hydraulic telescopic rod 19 It is horizontally fixed on the bottom of the sewage tank 1, and the bottom of the sewage tank 1 is provided with a settling tank 16. Both sides of the sewage tank 1 are provided with side plates 22, and a plurality of pillars 20 are vertically connected between the side plates 22 and the sewage tank 1. The through groove 14 is used to discharge the sediment at the bottom of the sewage tank 1, and the sedimentation tank 16 is used to collect the sediment intensively. The opening and closing of the through groove 14 can be controlled by pushing the movable baffle plate 15 to move through the hydraulic telescopic rod 19.

On the sewage tank 1 and near the cleaning brush 9 places, a nozzle 11 is fixed by a bracket, and the nozzle 11 is connected with a clean water tank through a water pipe, and the water pipe is provided with a water pump. The cleaning liquid is sprayed through the spray nozzle 11, and the cleaning brush 9 can be used to clean the surface of the filter screen 13 conveniently.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (7)

1. a kind of sewage treatment filter device being convenient to clean, including sump (1), it is characterised in that：The sump (1) Section is semicircle, and the sump (1) is equipped with rotating turret (3), is rotatably equipped with first rotating shaft on the rotating turret (3) (2) and the second shaft (8), the rotating turret (3) are equipped with motor (5), and the motor (5) passes through transmission mechanism and first rotating shaft (2) and the second shaft (8) connection, the end of the first rotating shaft (2) are equipped with the first connecting pin (12), rotation in sump (1) Outer ring (18) identical with its section internal diameter is installed, multiple are connected between the outer ring (18) and the first connecting pin (12) Two connecting rods (21) are fixed with strainer (13) on the outer ring (18), and the strainer (13) is fixedly connected with second connecting rod (21), institute The end for stating the second shaft (8) is connected with second connection end (23), is evenly equipped on the second connection end (23) along its circumferential direction more A first connecting rod (10), first connecting rod (10) surface are set with cleaning brush (9), the cleaning brush (9) and strainer (13) table Face contact.

2. a kind of sewage treatment filter device being convenient to clean according to claim 1, it is characterised in that：The sewage Bottom on slot (1) and close to strainer (13) is equipped with through groove (14), and the basal sliding of the sump (1) is equipped with flapper (15), the side of the flapper (15) is connect with one end of hydraulic telescopic rod (19), and the hydraulic telescopic rod (19) is horizontal It is fixed on the bottom of sump (1), the lower section of the sump (1) is equipped with precipitation tank (16), and the two sides of the sump (1) are set Have side plate (22), is vertically connected with multiple pillars (20) between the side plate (22) and sump (1).

3. a kind of sewage treatment filter device being convenient to clean according to claim 1, it is characterised in that：The sewage Slot (1) is equipped with gate valve (24).

4. a kind of sewage treatment filter device being convenient to clean according to claim 1, it is characterised in that：The sewage It has been fixed by the bracket spray head (11) on slot (1) and at cleaning brush (9), the spray head (11) passes through water pipe and cleaning water tank Connection, water pipe are equipped with water pump.

5. a kind of sewage treatment filter device being convenient to clean according to claim 1, it is characterised in that：The transmission Mechanism includes driving wheel (7), driving wheel (4), is connected with transmission belt (6), the drive between the driving wheel (7), driving wheel (4) Driving wheel (7) and the second shaft (8) are coaxially connected, and the driving wheel (4) and first rotating shaft (2) are coaxially connected, the motor (5) Output shaft and the second shaft (8) are coaxially connected.

6. a kind of sewage treatment filter device being convenient to clean according to claim 1, it is characterised in that：Described first There are six connecting rod (10) is set, the cleaning brush (9) is nylon matter hairbrush.

7. a kind of sewage treatment filter device being convenient to clean according to claim 1, it is characterised in that：The outer ring (18) periphery is equipped with the fin (17) of annular, and the fin (17) is slidably mounted on the shape therewith of sump (1) inner wall setting In the matched sliding slot of shape.