CN217051901U - Sewage treatment device with multi-stage filtering function - Google Patents

Abstract

The utility model discloses a sewage treatment plant with multiple-stage filtration function belongs to sewage treatment technical field, including grid well and filter equipment, the grid well includes the water inlet, the grid net, first connecting pipe, and first water pump, filter equipment includes the cassette, store up the mud pond, the activated carbon layer, water channel, the second connecting pipe, the second water pump, throw the medicine pond, add the medicine pond, third connecting pipe and third water pump, sewage loops through the grid well in the processing procedure, the cassette, the multiple-stage filtration on activated carbon layer and the chemical treatment who adds the medicine pond, reach the function that sewage preliminary purification, whole process is accomplished in integration equipment, device area is little, transmission function separation water and impurity through filter equipment, need not frequently to clear up the filter screen, the inside jam of electromagnetic flowmeter, whether monitoring device.

Description

Sewage treatment device with multi-stage filtering function

Technical Field

The utility model belongs to the technical field of sewage treatment, specifically a sewage treatment plant with multistage filtering capability.

Background

The sewage treatment is a process for purifying sewage to meet the water quality requirement of discharging the sewage into a certain water body or reusing the sewage, the main components of the sewage comprise floating and suspended solid particles with different sizes, colloidal and gelatinous diffusions and pure solution, and in the sewage treatment process, the large and small particles and impurities in the sewage are firstly filtered, and then the sewage is further treated by a chemical treatment or a biological treatment method.

The existing sewage treatment device has various types, but a filter screen is easy to block and needs to be frequently replaced when standing still, the flow can not be monitored in the sewage treatment process, and the problem of sewage overflow caused by the fact that the inside of the device is blocked cannot be found in time.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a sewage treatment plant with multiple-stage filtration function to solve among the prior art filter screen and block up the problem that needs frequent change, can not monitor the sewage flow easily.

Provided is a sewage treatment apparatus having a multi-stage filtering function, including:

the water inlet is formed in the side wall of the grating well, the grating net is clamped with the inside of the grating well, and the first water pump is communicated with the inside and the outside of the grating well through the first connecting pipe; and

filter equipment, filter equipment includes the cassette, stores up mud pit, activated carbon layer, water channel, second connecting pipe, second water pump, throws the medicine pond, adds medicine pond, third connecting pipe and third water pump, first connecting pipe output stretches into filter equipment and just to cassette one end, the cassette other end stretches into and stores up the mud pit, it forms water channel to store up mud pit and filter equipment bottom setting from top to bottom, water channel one end and activated carbon layer intercommunication, the water channel other end passes through the second connecting pipe and adds medicine pond intercommunication, the second connecting pipe is provided with the second water pump, it sets up from top to bottom with adding the medicine pond to throw the medicine pond, the third water pump is outside with medicine pond and filter equipment through third connecting pipe intercommunication.

Further, the grid well also comprises a cover plate, and one end of the cover plate is hinged with the top of the grid well.

Furthermore, bayonets are arranged at the joints of the grid net and the grid well and the joints of the cover plate and the grid well.

Further, the filter belt comprises a filter screen and a plurality of rotating shafts, the rotating shafts are externally connected with driving equipment, and the rotating shafts are in transmission connection with the filter screen.

Furthermore, an activated carbon filter screen is arranged at the joint of the activated carbon layer and the water passing channel.

Furthermore, an electromagnetic flowmeter is arranged in the middle of the input end of the second connecting pipe.

Furthermore, a driving motor is arranged in the filtering device, and rotating blades are arranged at the bottom of the dosing pool and fixedly connected with the output end of the driving motor.

Furthermore, a control valve is arranged at the bottom of the dosing pool and electrically connected with the electromagnetic flowmeter.

Compared with the prior art, the beneficial effects of the utility model reside in that:

the utility model provides a pair of sewage treatment plant with multiple-stage filtration function, sewage loops through the multiple-stage filtration of grid well, cassette, activated carbon layer and adds the chemical treatment in medicine pond in the processing procedure, reaches the function that sewage tentatively purified, and whole process is accomplished in integration equipment, and device area is little, and transmission function through filter equipment separates water and impurity, need not frequently to clear up the filter screen, and the electric-magnetic flow meter can monitor the sewage flow, and whether monitoring device is inside to block up.

Drawings

To facilitate understanding for those skilled in the art, the present invention will be further described with reference to the accompanying drawings.

FIG. 1 is a schematic view showing an internal structure of a sewage treatment apparatus having a multi-stage filtering function;

fig. 2 is an external structural schematic diagram of a grating well provided by an embodiment of the present invention;

in the figure: 1. a grid well; 11. a water inlet; 12. a grid net; 121. a bayonet; 13. a first connecting pipe; 14. a first water pump; 15. a cover plate; 2. a filtration device; 21. a filter belt; 211. a filter screen; 212. a rotating shaft; 22. a sludge storage pool; 23. an activated carbon layer; 231. an active carbon filter screen; 24. a water passage; 25. a second connection pipe; 251. an electromagnetic flow meter; 26. a second water pump; 27. a drug feeding pool; 271. a control valve; 28. a medicine adding pool; 281. a drive motor; 282. a rotating blade; 29. a third connecting pipe; 210. and a third water pump.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention, i.e., the described embodiments are only some, but not all embodiments of the invention. The components of the embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations.

Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiment of the present invention, all other embodiments obtained by those skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-2, in an embodiment of the present invention, a sewage treatment apparatus with a multi-stage filtration function includes a grating well 1 and a filtration apparatus 2, the grating well 1 includes a water inlet 11, a grating net 12, a first connection pipe 13 and a first water pump 14, the water inlet 11 is disposed on a side wall of the grating well 1, the grating net 12 is clamped with an inside of the grating well 1, and the first water pump 14 is communicated with an inside and an outside of the grating well 1 through the first connection pipe 13; the filtering device 2 comprises a filter belt 21, a sludge storage tank 22, an activated carbon layer 23, a water passing channel 24, a second connecting pipe 25, a second water pump 26, a chemical feeding tank 27, a chemical feeding tank 28, a third connecting pipe 29 and a third water pump 210, wherein the output end of the first connecting pipe 13 extends into the filtering device 2 and is just opposite to one end of the filter belt 21, the other end of the filter belt 21 extends into the sludge storage tank 22, the bottoms of the sludge storage tank 22 and the filtering device 2 are arranged up and down to form the water passing channel 24, one end of the water passing channel 24 is communicated with the activated carbon layer 23, the other end of the water passing channel 24 is communicated with the chemical feeding tank 28 through the second connecting pipe 25, the second connecting pipe 25 is provided with the second water pump 26, the chemical feeding tank 27 and the chemical feeding tank 28 are arranged up and down, and the third water pump 210 is communicated with the chemical feeding tank 28 and the outside of the filtering device 2 through the third connecting pipe 29.

Specifically, inside sewage got into grid well 1 from water inlet 11, filter large granule impurity through grid mesh 12, first water pump 14 extracts the sewage after filtering to filter equipment 2 through first connecting pipe 13, sewage passes through filtering band 21 secondary filtration, sewage after the secondary filtration drops and carries out the third time to active carbon layer 23 and filters, adsorb micro impurity, filtering band 21 conveys impurity to mud storage tank 22, the sewage after the active carbon layer 23 filters gets into water channel 24, second water pump 26 pumps the sewage in water channel 24 to with medicine pond 28 through second connecting pipe 25, it mixes with sewage to throw medicine pond 27 to throwing medicine pond 28 input medicament, third water pump 210 discharges the sewage after the chemical treatment through third connecting pipe 29.

The embodiment of the utility model provides a sewage treatment plant with multistage filtering capability's beneficial effect lies in: sewage loops through the multistage filtration of grid well 1, cassette 21, activated carbon layer 23 and the chemical treatment of dosing tank 28 in the processing procedure, reaches the function that sewage preliminary purification, and whole process is accomplished in integrated equipment, and device area is little, through the drive function separation water and the impurity of cassette 21, need not frequently to clear up filter screen 211.

In one embodiment, referring to fig. 1, the grating well 1 further comprises a cover plate 15, one end of the cover plate 15 is hinged to the top of the grating well 1, and when the grating well 1 is accumulated with excessive impurities, the cover plate 15 can be opened to clean the inside of the grating well 1.

Further, please refer to fig. 2, bayonets 121 are disposed at the connection portions of the grille net 12 and the grille well 1, and the cover plate 15 and the grille well 1, so that when the grille net 12 is damaged, the grille net 12 can be replaced by pulling out the bayonets 121, and the bayonets 121 can enhance the side pressure-bearing capacity of the grille net 12, so that the grille net 12 is not prone to toppling.

In one embodiment, referring to fig. 1, the filter belt 21 includes a filter screen 211 and a plurality of rotating shafts 212, the plurality of rotating shafts 212 are externally connected with a driving device, and the plurality of rotating shafts 212 are in transmission connection with the filter screen 211, so that the filter belt is configured to transport filtered impurities to the sludge storage tank 22 while ensuring the filtering function, thereby preventing frequent cleaning of accumulated impurities and improving efficiency.

In one embodiment, referring to fig. 1, an activated carbon screen 231 is disposed at a connection portion of the activated carbon layer 23 and the water passage 24 to prevent the activated carbon from entering the water passage 24.

In one embodiment, referring to fig. 1, an electromagnetic flow meter 251 is disposed in the middle of the input end of the second connection pipe 25, which can monitor the flow rate of the sewage, and when the inside of the device is blocked, the electromagnetic flow meter 251 can find abnormality in time.

Further, referring to fig. 1, a control valve 271 is disposed at the bottom of the dosing tank 27, the control valve 271 is electrically connected to the electromagnetic flowmeter 251, when the flow rate is normal, the control valve 271 opens the control valve to dose the drug into the dosing tank 28, and when the flow rate is abnormal due to the blockage of the device or the stoppage of sewage supply, the control valve 271 closes the control valve to stop the dosing of the drug.

In one embodiment, referring to fig. 1, a driving motor 281 is disposed inside the filtering apparatus 2, a rotating blade 282 is disposed at the bottom of the dosing tank 28, the rotating blade 282 is fixedly connected to an output end of the driving motor 281, and after the medicament is mixed with the sewage, the driving motor 281 drives the rotating blade 282 to rotate, so as to sufficiently stir the medicament and the sewage.

The foregoing is merely exemplary and illustrative of the structure of the invention, and various modifications, additions and substitutions as described in the detailed description may be made by those skilled in the art without departing from the structure or exceeding the scope of the invention as defined in the claims.

Claims (8)

1. A sewage treatment apparatus having a multistage filtering function, comprising:

the water inlet (11) is arranged on the side wall of the grid well (1), the grid net (12) is clamped with the inside of the grid well (1), and the first water pump (14) is communicated with the inside and the outside of the grid well (1) through the first connecting pipe (13); and

the filter device (2), the filter device (2) comprises a filter belt (21), a sludge storage tank (22), an activated carbon layer (23), a water passing channel (24), a second connecting pipe (25), a second water pump (26), a chemical feeding tank (27), a chemical feeding tank (28), a third connecting pipe (29) and a third water pump (210), the output end of the first connecting pipe (13) extends into the filter device (2) and is just opposite to one end of the filter belt (21), the other end of the filter belt (21) extends into the sludge storage tank (22), the sludge storage tank (22) and the bottom of the filter device (2) form the water passing channel (24), one end of the water passing channel (24) is communicated with the activated carbon layer (23), the other end of the water passing channel (24) is communicated with the chemical feeding tank (28) through the second connecting pipe (25), the second connecting pipe (25) is provided with the second water pump (26), the chemical feeding tank (27) and the chemical feeding tank (28) are arranged up and down, the third water pump (210) is communicated with the dosing pool (28) and the outside of the filtering device (2) through a third connecting pipe (29).

2. The sewage treatment device with the multi-stage filtering function according to claim 1, wherein the grid well (1) further comprises a cover plate (15), and one end of the cover plate (15) is hinged with the top of the grid well (1).

3. The sewage treatment device with the multi-stage filtering function according to claim 2, wherein bayonets (121) are arranged at the connection positions of the grid net (12) and the grid well (1) and the cover plate (15) and the grid well (1).

4. The sewage treatment device with the multi-stage filtering function according to claim 1, wherein the filter belt (21) comprises a filter screen (211) and a plurality of rotating shafts (212), the plurality of rotating shafts (212) are externally connected with a driving device, and the plurality of rotating shafts (212) are in transmission connection with the filter screen (211).

5. The sewage treatment device with the multi-stage filtering function according to claim 1, wherein an activated carbon filter screen (231) is arranged at the joint of the activated carbon layer (23) and the water channel (24).

6. The sewage treatment device with the multi-stage filtering function according to claim 1, wherein an electromagnetic flowmeter (251) is arranged in the middle of the input end of the second connecting pipe (25).

7. The sewage treatment device with the multi-stage filtering function according to claim 6, wherein a control valve (271) is arranged at the bottom of the dosing tank (27), and the control valve (271) is electrically connected with the electromagnetic flow meter (251).

8. The sewage treatment device with the multi-stage filtering function according to claim 1, wherein a driving motor (281) is arranged inside the filtering device (2), a rotating blade (282) is arranged at the bottom of the dosing tank (28), and the rotating blade (282) is fixedly connected with the output end of the driving motor (281).

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