Cloth filter sewage treatment equipment with automatic cleaning function

Abstract

The utility model belongs to the technical field of sewage treatment, and particularly relates to cloth filter sewage treatment equipment with an automatic cleaning function, which comprises a filter tank. A main pipeline is rotationally connected into the filter tank; the outer side wall of the main pipeline is fixedly connected with a first fixing frame; a plurality of groups of first fixing frames are arranged on the outer side wall of the main pipeline; the inner side walls, away from the main pipeline, of the first fixing frames are rotationally connected with rotating rings. The middle part of the rotating ring is fixedly connected with a backflushing pipe; a nozzle is arranged on the outer side wall of the back-flushing pipe; a plurality of groups of nozzles are symmetrically arranged on the outer side wall of the back-flushing pipe; in the step, the filter cloth is backwashed by arranging a backwash pipe, a nozzle, a water inlet pipe and a first spring, sludge or foreign matters adhered to the surface of the filter cloth are washed away, the cleanliness of the surface of the filter cloth is improved, the backwash water pressure and the backwash effect are improved, and the situation that the filter effect is affected due to the fact that the sludge is still adhered to the surface of the filter cloth after backwash is reduced.

Description

Technical Field

[0001] The utility model belongs to the technical field of sewage treatment, in particular to an automatic cleaning filter cloth filter tank sewage treatment device. Background Art

[0002] The filter cloth filter tank sewage treatment equipment is a new type of surface filtration equipment. Compared with the traditional deep bed sand filtration equipment, the filter cloth filter tank has the advantages of compact structure, small head loss and small footprint.

[0003] The principle of the filter cloth filter tank sewage treatment equipment is to pass water into the sewage treatment tank, and the sewage is filtered through the filter cloth into the pipe in the equipment and discharged, and the sludge or particulate matter is intercepted on the surface of the filter cloth. This filtration method can effectively remove harmful substances in the water and significantly improve the water quality. When using the filter cloth filter tank, it is necessary to pay attention to the maintenance and replacement of the filter cloth. In the existing automatic cleaning filter cloth filter tank sewage treatment technology, clean water is passed into the filter cloth filter device through a backwash pump, and the water flows from the inside to the outside of the filter cloth to wash away the sludge on the outside of the filter cloth. When backwashing the filter cloth, the force of water backwashing the filter cloth is relatively small, which may cause some sludge to still adhere to the filter cloth after backwashing, affecting the effect of cleaning the filter cloth.

[0004] To this end, the utility model provides an automatic cleaning filter cloth filter tank sewage treatment device. Utility Model Content

[0005] In order to make up for the deficiencies of the prior art, at least one technical problem raised in the background technology is solved.

[0006] The technical solution adopted by the utility model to solve its technical problems is: the utility model is an automatic cleaning filter cloth filter pool sewage treatment equipment, comprising a filter pool; the filter pool is rotatably connected to a main pipeline; the outer wall of the main pipeline is fixedly connected to a first fixing frame; the first fixing frame is arranged in multiple groups on the outer wall of the main pipeline; one group of the first fixing frames is rotatably connected to a rotating ring away from the inner wall of the main pipeline; a recoil pipe is fixedly connected to the middle of the rotating ring; the outer wall of the recoil pipe is provided with a nozzle; the nozzles are arranged in multiple groups on the outer wall of the recoil pipe and are symmetrically arranged; the side wall of the filter pool is slidably connected to a sliding frame; the sliding frame is close to the first The end of the fixing frame is fixedly connected to a second fixing frame; the middle of the second fixing frame is slidably connected to a water inlet pipe; the outer wall of the water inlet pipe is sleeved with a first spring; one end of the first spring is fixedly connected to the side wall of the second fixing frame; the other end of the first spring is fixedly connected to the side wall of the water inlet pipe; the outer wall of the filter tank is provided with a power component connected to the main pipeline; this step backwashes the filter cloth through the arrangement of the backwash pipe, the nozzle, the water inlet pipe, and the first spring, washes away the sludge or foreign matter adhering to the surface of the filter cloth, improves the cleanliness of the filter cloth surface, improves the water pressure and the effect of backwashing, and reduces the sludge adhering to the surface of the filter cloth after backwashing, which affects the filtering effect.

[0007] Preferably, a fixed block is fixedly connected to the top of the second fixed frame; the fixed blocks are arranged in multiple groups on the top of the second fixed frame and are symmetrically arranged; the fixed block is rotatably connected to a rotating wheel on the side wall away from the water inlet pipe; the rotating wheel is fixedly connected to a rotating disk on the side wall away from the fixed block; a rubber rod is fixedly connected to the outer wall of the rotating disk; the rubber rods are arranged in multiple groups on the outer wall of the rotating disk and are evenly distributed on the outer wall of the rotating disk; the rotating wheel rolls with the first fixed frame; in this step, the fixed block, the rotating wheel, the rotating disk and the rubber rod are arranged, and the rubber rod knocks the first fixed frame to vibrate the first fixed frame and the filter cloth, so that the sludge adhered to the surface of the filter cloth is shaken off or loosened, thereby improving the convenience of cleaning the filter cloth and reducing the adhesion of sludge or foreign matter to the surface of the filter cloth.

[0008] Preferably, the end of the second fixing frame away from the water inlet pipe is fixedly connected to the sludge collecting trough; a pair of sludge collecting troughs are arranged at the end of the second fixing frame, and are symmetrically arranged; a scraper is hingedly connected to the side wall of the sludge collecting trough close to the first fixing frame; the scraper is fixedly connected to the side wall of the sludge collecting trough close to the second spring; multiple groups of second springs are arranged on the side wall of the scraper, and are evenly distributed on the side wall of the scraper; the other ends of multiple groups of second springs are commonly fixedly connected to the inner wall of the sludge collecting trough; a drain pipe is fixedly connected to the bottom of the sludge collecting trough; the drain pipe is externally connected to a vacuum pump; this step scrapes off the sludge or foreign matter adhered to the surface of the filter cloth through the arrangement of the sludge collecting trough, the second spring, and the scraper, thereby improving the cleanliness of the filter cloth surface, reducing the sludge or foreign matter adhered to the filter cloth surface, and improving the effect of the scraper on scraping sludge.

[0009] Preferably, the sludge collecting tank is fixedly connected with a mud guard away from the top of the scraper; the mud guard is arranged on the top of a pair of sludge collecting tanks; in this step, the sewage or sludge sprayed by backwashing is blocked from falling into the sludge collecting tank and being discharged through the setting of the mud guard, thereby reducing the situation where the sludge splashes onto other devices and causes dirt.

[0010] Preferably, the end of the recoil pipe away from the main pipe is plugged with a pipe plug; the pipe plug is made of flexible material; in this step, the end of the recoil pipe is plugged by setting the pipe plug, thereby reducing sludge or foreign matter from entering the recoil pipe and reducing blockage of the recoil pipe and the nozzle.

[0011] Preferably, the side wall of the sliding frame close to the second fixed frame is fixedly connected with a reinforcing rib; the reinforcing rib is made of metal; this step enhances the stability of the sliding frame through the provision of the reinforcing rib, reduces the possibility of damage to the sliding frame during operation, and improves the stability of the device during use.

[0012] The beneficial effects of the utility model are as follows:

[0013] 1. The utility model discloses an automatic cleaning filter cloth filter tank sewage treatment equipment, which backwashes the filter cloth through the backwash pipe, nozzle, water inlet pipe and first spring, so as to wash away the sludge or foreign matter adhering to the surface of the filter cloth, improve the cleanliness of the filter cloth surface, increase the backwashing water pressure and backwashing effect, and reduce the sludge adhering to the filter cloth surface after backwashing, thereby affecting the filtering effect.

[0014] 2. The utility model describes an automatic cleaning filter cloth filter tank sewage treatment equipment, through the setting of a fixed block, a rotating wheel, a rotating disk, and a rubber rod. The rubber rod hits the first fixed frame to vibrate the first fixed frame and the filter cloth, thereby shaking off or loosening the sludge adhered to the surface of the filter cloth, thereby improving the convenience of cleaning the filter cloth and reducing the sludge or foreign matter adhering to the surface of the filter cloth. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] The utility model will be further described below in conjunction with the accompanying drawings.

[0016] Figure 1 It is a three-dimensional diagram of the utility model;

[0017] Figure 2 It is a schematic diagram of the structure of the second fixing frame cooperating with the first fixing frame in the utility model;

[0018] Figure 3 It is a schematic diagram of the structure of the cooperation between the recoil tube and the rotating ring in the utility model;

[0019] Figure 4 It is a schematic diagram of the structure of the water inlet pipe and the second fixing frame in the utility model;

[0020] Figure 5 This is a schematic diagram of the structure of the rubber rod and the rotating wheel in the utility model;

[0021] In the figure: 1. filter tank; 11. main pipeline; 12. first fixed frame; 13. rotating ring; 14. recoil pipe; 15. nozzle; 16. sliding frame; 17. second fixed frame; 18. water inlet pipe; 19. first spring; 2. fixed block; 21. wheel; 22. turntable; 23. rubber rod; 3. sludge collecting tank; 31. second spring; 32. scraper; 33. sewage pipe; 4. mud guard; 5. pipe plug; 6. reinforcing rib. DETAILED DESCRIPTION

[0022] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0023] like Figures 1 to 4As shown, an automatic cleaning filter cloth filter tank sewage treatment equipment described in an embodiment of the utility model comprises a filter tank 1; a main pipeline 11 is rotatably connected inside the filter tank 1; a first fixing frame 12 is fixedly connected to the outer wall of the main pipeline 11; a plurality of groups of the first fixing frames 12 are arranged on the outer wall of the main pipeline 11; a group of the first fixing frames 12 is rotatably connected to a rotating ring 13 away from the inner wall of the main pipeline 11; a backwash pipe 14 is fixedly connected to the middle of the rotating ring 13; a nozzle 15 is arranged on the outer wall of the backwash pipe 14; a plurality of groups of the nozzles 15 are symmetrically arranged on the outer wall of the backwash pipe 14; a sliding frame 16 is slidably connected to the side wall of the filter tank 1; a second fixing frame 17 is fixedly connected to the end of the sliding frame 16 close to the first fixing frame 12; an inlet pipe 18 is slidably connected to the middle of the second fixing frame 17; a first spring 19 is sleeved on the outer wall of the inlet pipe 18; one end of the first spring 19 is fixedly connected to the side wall of the second fixing frame 17; the other end of the first spring 19 The first spring 19 is fixedly connected to the side wall of the water inlet pipe 18; the outer wall of the filter tank 1 is provided with a power assembly connected to the main pipeline 11; during operation, after the filter cloth filter tank is used for a long time, the sliding frame 16 is slid to move the second fixed frame 17 to a suitable position, the rotating ring 13 is rotated, the water inlet pipe 18 is stretched outwardly by the first spring 19, the water inlet pipe 18 is inserted into the recoil pipe 14, the water inlet pipe 18 is loosened, the first spring 19 drives the water inlet pipe 18 to reset, the water inlet pipe 18 is connected to an external water pump, and water passes through the water inlet pipe 18 and the recoil pipe 14. 14 is sprayed out from the nozzle 15, and the main pipeline 11 evenly backwashes the filter cloth fixed on the outer wall of the first fixing frame 12 under the action of the power component on the outer wall of the filter tank 1; this step backwashes the filter cloth through the arrangement of the backwash pipe 14, the nozzle 15, the water inlet pipe 18, and the first spring 19, so as to wash away the sludge or foreign matter adhering to the surface of the filter cloth, improve the cleanliness of the surface of the filter cloth, improve the water pressure of the backwashing and the effect of the backwashing, and reduce the sludge adhering to the surface of the filter cloth after the backwashing, which affects the filtering effect.

[0024] like Figure 5As shown, a fixing block 2 is fixedly connected to the top of the second fixing frame 17; the fixing blocks 2 are arranged in multiple groups on the top of the second fixing frame 17 and are symmetrically arranged; the fixing block 2 is rotatably connected to the side wall away from the water inlet pipe 18; the side wall of the fixing block 21 away from the fixing block 2 is fixedly connected to a turntable 22; the outer wall of the turntable 22 is fixedly connected to a rubber rod 23; the rubber rod 23 is arranged in multiple groups on the outer wall of the turntable 22 and is evenly distributed on the outer wall of the turntable 22; the turntable 21 rolls with the first fixing frame 12; during operation, when the main pipeline 11 is driven to rotate by the power assembly, the first The fixing frame 12 rotates, and the first fixing frame 12 contacts the rotating wheel 21, so that the rotating wheel 21 rotates, and the rotating wheel 21 drives the rotating disk 22 and the rubber rod 23 to rotate. When the rubber rod 23 rotates, it hits the first fixing frame 12, so that the first fixing frame 12 vibrates, and the sludge on the surface of the filter cloth is shaken off or loosened; in this step, through the setting of the fixing block 2, the rotating wheel 21, the rotating disk 22, and the rubber rod 23, the rubber rod 23 hits the first fixing frame 12 to make the first fixing frame 12 and the filter cloth vibrate, and the sludge adhered to the surface of the filter cloth is shaken off or loosened, thereby improving the convenience of cleaning the filter cloth and reducing the adhesion of sludge or foreign matter on the surface of the filter cloth.

[0025] like Figure 2 and Figure 5 As shown, the end of the second fixing frame 17 away from the water inlet pipe 18 is fixedly connected to the sludge collecting tank 3; the sludge collecting tank 3 is provided with a pair at the end of the second fixing frame 17, and is symmetrically arranged; the side wall of the sludge collecting tank 3 close to the first fixing frame 12 is hinged with a scraper plate 32; the scraper plate 32 is fixedly connected with a second spring 31 close to the side wall of the sludge collecting tank 3; the second spring 31 is provided with multiple groups on the side wall of the scraper plate 32, and is evenly distributed on the side wall of the scraper plate 32; the other ends of multiple groups of the second springs 31 are fixedly connected to the inner wall of the sludge collecting tank 3; the bottom of the sludge collecting tank 3 is fixedly connected with a drain pipe 33; the drain pipe 33 is externally connected to a vacuum pump; during operation, When the sliding frame 16 drives the second fixed frame 17 to a suitable position, the first fixed frame 12 is between a pair of sludge collecting grooves 3, and the second spring 31 supports the side surface of the scraper plate 32. The scraper plate 32 rotates on the side wall of the sludge collecting groove 3, so that the scraper plate 32 contacts the filter cloth on the first fixed frame 12. When the first fixed frame 12 rotates, the scraper plate 32 scrapes off the sludge on the surface of the filter cloth, and the scraped sludge is collected and discharged by the sludge collecting groove 3. In this step, the sludge or foreign matter adhering to the surface of the filter cloth is scraped off by the setting of the sludge collecting groove 3, the second spring 31, and the scraper plate 32, so as to improve the cleanliness of the filter cloth surface, reduce the sludge or foreign matter adhering to the surface of the filter cloth, and improve the effect of the scraper plate 32 in scraping sludge.

[0026] like Figure 5As shown, the top of the sludge collecting tank 3 away from the scraper plate 32 is fixedly connected with a mud guard 4; the mud guard 4 is arranged on the top of a pair of sludge collecting tanks 3; during operation, when backwashing the filter cloth, the water sprayed from the nozzle 15 passes through the filter cloth and is blocked by the mud guard 4, and the sludge carried is blocked by the mud guard 4; in this step, the sewage or sludge sprayed from the backwashing is blocked by the setting of the mud guard 4 to fall into the sludge collecting tank 3 and be discharged, thereby reducing the situation where the sludge splashes onto other devices and causes dirt.

[0027] like Figure 2 As shown, the end of the recoil pipe 14 away from the main pipe 11 is plugged with a pipe plug 5; the pipe plug 5 is made of flexible material; during operation, after backwashing is completed, the water inlet pipe 18 is pulled out, and the pipe plug 5 is plugged into the end of the recoil pipe 14 to reduce the entry of sludge or foreign matter into the recoil pipe 14; in this step, the end of the recoil pipe 14 is plugged by the setting of the pipe plug 5, which reduces the entry of sludge or foreign matter into the recoil pipe 14 and reduces the blockage of the recoil pipe 14 and the nozzle 15.

[0028] like Figure 2 As shown, the side wall of the sliding frame 16 close to the second fixed frame 17 is fixedly connected with a reinforcing rib 6; the reinforcing rib 6 is made of metal; during operation, the reinforcing rib 6 reinforces the sliding frame 16 to increase the stability of the sliding frame 16; this step enhances the stability of the sliding frame 16 by setting the reinforcing rib 6, reduces the possibility of damage to the sliding frame 16 during operation, and improves the stability of the device during use.

[0029] like Figure 3 As shown, the backwash pipe 14 is provided with a one-way valve inside away from the main pipeline 11; during operation, the one-way valve inside the backwash pipe 14 can reduce the sludge from entering the backwash pipe 14, causing the backwash pipe 14 or the nozzle 15 to be blocked.

[0030] During operation, after the filter cloth filter tank has been used for a long time, the sliding frame 16 is slid to move the second fixed frame 17 to a suitable position, the rotating ring 13 is rotated, the water inlet pipe 18 is stretched outward by the first spring 19, the water inlet pipe 18 is inserted into the recoil pipe 14, the water inlet pipe 18 is loosened, the first spring 19 drives the water inlet pipe 18 to reset, the water inlet pipe 18 is externally connected to a water pump, water is sprayed out from the nozzle 15 through the water inlet pipe 18 and the recoil pipe 14, and the main pipeline 11, under the action of the power component on the outer wall of the filter tank 1, evenly backwashes the filter cloth fixed on the outer wall of the first fixed frame 12; when the main pipeline 11 is driven to rotate by the power component, the first fixed frame 12 is driven to rotate, the first fixed frame 12 contacts with the runner 21, so that the runner 21 rotates, the runner 21 drives the turntable 22 and the rubber rod 23 to rotate, and the rubber rod 23 knocks on the first fixed frame 12 when it rotates, so that the first fixed The frame 12 vibrates, shaking off or loosening the sludge on the surface of the filter cloth; when the sliding frame 16 drives the second fixed frame 17 to a suitable position, the first fixed frame 12 is between a pair of sludge collecting grooves 3, and the second spring 31 supports the side surface of the scraper plate 32. The scraper plate 32 rotates on the side wall of the sludge collecting groove 3, so that the scraper plate 32 contacts the filter cloth on the first fixed frame 12. When the first fixed frame 12 rotates, the scraper plate 32 scrapes off the sludge on the surface of the filter cloth, and the scraped sludge is collected and discharged by the sludge collecting groove 3; when backwashing the filter cloth, the water sprayed from the nozzle 15 passes through the filter cloth and is blocked by the mud guard 4, and the carried sludge is blocked by the mud guard 4; after backwashing is completed, the water inlet pipe 18 is pulled out, and the pipe plug 5 is inserted into the end of the recoil pipe 14 to reduce the sludge or foreign matter from entering the recoil pipe 14; the reinforcing ribs 6 reinforce the sliding frame 16 to increase the stability of the sliding frame 16.

[0031] The above shows and describes the basic principles, main features and advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principles of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. An automatic cleaning filter cloth filter tank sewage treatment equipment, comprising a filter tank (1); characterized in that: The filter tank (1) is rotatably connected to a main pipeline (11) inside; a first fixing frame (12) is fixedly connected to the outer wall of the main pipeline (11); a plurality of first fixing frames (12) are arranged on the outer wall of the main pipeline (11); a group of the first fixing frames (12) is rotatably connected to an inner wall away from the main pipeline (11) with a rotating ring (13); a middle part of the rotating ring (13) is fixedly connected to a recoil pipe (14); a nozzle (15) is arranged on the outer wall of the recoil pipe (14); a plurality of nozzles (15) are arranged on the outer wall of the recoil pipe (14) and are symmetrically arranged; The side wall of the filter tank (1) is slidably connected to a sliding frame (16); the end of the sliding frame (16) close to the first fixed frame (12) is fixedly connected to a second fixed frame (17); the middle of the second fixed frame (17) is slidably connected to a water inlet pipe (18); the outer wall of the water inlet pipe (18) is sleeved with a first spring (19); one end of the first spring (19) is fixedly connected to the side wall of the second fixed frame (17); the other end of the first spring (19) is fixedly connected to the side wall of the water inlet pipe (18); the outer wall of the filter tank (1) is provided with a power component connected to the main pipeline (11).

2. The automatic cleaning filter cloth filter tank sewage treatment equipment according to claim 1 is characterized by: A fixing block (2) is fixedly connected to the top of the second fixing frame (17); a plurality of fixing blocks (2) are arranged on the top of the second fixing frame (17) and are symmetrically arranged; a side wall of the fixing block (2) away from the water inlet pipe (18) is rotatably connected to a rotating wheel (21); a side wall of the rotating wheel (21) away from the fixing block (2) is fixedly connected to a rotating disk (22); an outer wall of the rotating disk (22) is fixedly connected to a rubber rod (23); a plurality of rubber rods (23) are arranged on the outer wall of the rotating disk (22) and are evenly distributed on the outer wall of the rotating disk (22); the rotating wheel (21) is in rolling cooperation with the first fixing frame (12).

3. The automatic cleaning filter cloth filter tank sewage treatment equipment according to claim 2 is characterized by: The end of the second fixing frame (17) away from the water inlet pipe (18) is fixedly connected to the sludge collection tank (3); a pair of sludge collection tanks (3) are arranged at the end of the second fixing frame (17), and are symmetrically arranged; a side wall of the sludge collection tank (3) close to the first fixing frame (12) is hingedly connected with a scraper plate (32); the scraper plate (32) is fixedly connected to the side wall of the sludge collection tank (3) close to a second spring (31); a plurality of groups of the second springs (31) are arranged on the side wall of the scraper plate (32), and are evenly distributed on the side wall of the scraper plate (32); the other ends of the plurality of groups of the second springs (31) are fixedly connected to the inner side wall of the sludge collection tank (3); a sewage discharge pipe (33) is fixedly connected to the bottom of the sludge collection tank (3); and the sewage discharge pipe (33) is externally connected to a vacuum pump.

4. The automatic cleaning filter cloth filter tank sewage treatment equipment according to claim 3 is characterized by: A mud guard (4) is fixedly connected to the top of the sludge collection trough (3) away from the scraper plate (32); the mud guard (4) is arranged on the top of a pair of sludge collection troughs (3).

5. The automatic cleaning filter cloth filter tank sewage treatment equipment according to claim 4 is characterized by: The end of the recoil pipe (14) away from the main pipe (11) is plugged with a pipe plug (5); the pipe plug (5) is made of a flexible material.

6. The automatic cleaning filter cloth filter tank sewage treatment equipment according to claim 5 is characterized by: A reinforcing rib (6) is fixedly connected to the side wall of the sliding frame (16) close to the second fixed frame (17); the reinforcing rib (6) is made of metal.

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