CN219231715U

CN219231715U - Sewage treatment system for thickening tank

Info

Publication number: CN219231715U
Application number: CN202223335653.4U
Authority: CN
Inventors: 薛立伟; 张连友; 王汝廷; 钱志强; 薛贺勤; 邸彬学; 薛贺金
Original assignee: Tangshan Kaiping Xinxing Selection Co ltd
Current assignee: Tangshan Kaiping Xinxing Selection Co ltd
Priority date: 2022-12-12
Filing date: 2022-12-12
Publication date: 2023-06-23
Anticipated expiration: 2032-12-12

Abstract

The utility model provides a sewage treatment system of a thickening tank, which comprises an outer overflow weir, an inner overflow weir and a transmission part, wherein the inner overflow weir is arranged in the outer overflow weir, the transmission part is arranged in the inner overflow weir, and the harrow wall is arranged at the output end of the transmission part; the bottom of the overflow weir is provided with a funnel, the surface of the funnel is provided with a switch valve, the bottom end of the funnel is communicated with a three-way pipe, the bottom end of the three-way pipe is connected with two shunt pipes, and one end of each shunt pipe is communicated with a treatment box; according to the utility model, the solid sediment at the bottom is shunted through the three-way pipe by controlling the switch valve, so that the solid sediment is transferred into the primary sedimentation chamber in the treatment box, and then the water in the sediment is separated through the mutual coordination among the drainage pipe, the secondary sedimentation chamber, the inclined plate, the filter chamber, the primary filter screen and the advanced filter screen, so that the effect of the thickening tank on solid-liquid separation of sewage is improved.

Description

Sewage treatment system for thickening tank

Technical Field

The utility model belongs to the field of sewage treatment, and particularly relates to a sewage treatment system of a thickening tank.

Background

The thickening tank is mainly used for treating sewage in a production process, the thickening tank is used for dewatering sludge, concentration is the most important method for dewatering the sludge, the dewatering object of sludge concentration is interstitial water, and the gravity concentration method is used for separating the interstitial water in the sludge by utilizing the natural gravity effect. Thereby concentrating the sludge, belonging to the compression sedimentation type, and the method is suitable for the sludge and sediment with larger density;

at present, sludge precipitated at the bottom of a thickening tank sewage treatment system is driven to be separated and collected through a funnel by rotating a rake arm, but a large amount of impurities in water are thrown away from the sludge at the bottom of the prior thickening tank sewage treatment system, so that the effect of solid-liquid separation is affected.

In summary, the present utility model provides a sewage treatment system for a thickener tank to solve the above problems.

Disclosure of Invention

In order to solve the technical problems, the utility model provides a sewage treatment system of a thickening tank, which aims to solve the problems that in the prior art, sludge deposited at the bottom is driven to be separated and collected through a funnel by rotating a rake arm in the sewage treatment system of the thickening tank, but a large amount of impurities in water are thrown into the sludge at the bottom in the sewage treatment system of the thickening tank, so that the solid-liquid separation effect is affected, and the like.

The sewage treatment system of the thickening tank comprises an outer overflow weir, an inner overflow weir and a transmission part, wherein the inner overflow weir is arranged in the outer overflow weir, the transmission part is arranged in the inner overflow weir, and the harrow wall is arranged at the output end of the transmission part;

the utility model discloses a filter device for a sewage treatment device, including an overflow weir, a filter chamber, a filter mechanism, a collecting pipe, a drainage tube, a filter mechanism, a filter tube, a drainage tube, a filter tube, a treatment box, a primary sedimentation chamber and a drainage tube are installed in the bottom of the overflow weir, the funnel is installed in the bottom of the overflow weir, a switch valve is installed in the surface mounting of the funnel, a three-way pipe is communicated with the bottom of the funnel, two shunt tubes are connected to the bottom of the three-way pipe, one end of the shunt tube is communicated with the treatment box, a primary sedimentation chamber is arranged in the treatment box, a drainage tube is installed in the treatment box, a secondary sedimentation chamber is communicated with the water outlet end of the drainage tube, an inclined plate is installed in the bottom of the secondary sedimentation chamber, a filter chamber is communicated with the filter tube through the drainage tube, a filter mechanism is installed in the filter tube.

Preferably, the treatment box is provided with two, the hang plate is stainless steel material, the inner chamber height of primary settling chamber is greater than the inner chamber height of secondary settling chamber.

Preferably, the filter mechanism comprises a primary filter screen, a high-grade filter screen, a water drain valve and a water purifying chamber, wherein the primary filter screen is arranged inside the filter chamber, the bottom of the primary filter screen is connected with the high-grade filter screen, the high-grade filter screen is an ultrafine screen, the bottom of one side of the filter chamber is provided with the water drain valve, and the water outlet end of the water drain valve is communicated with the water purifying chamber.

Preferably, a water return pipe is arranged at a gap between the outer overflow weir and the inner overflow weir, the other end of the water return pipe is connected with a water suction pump, and a control valve is arranged at one end, close to the water suction pump, of the water return pipe.

Preferably, the water delivery end of the water pump is communicated with a purifying tank, and a purifying tank is arranged in the purifying tank close to the water delivery end of the water pump.

Preferably, the inside of purifying box is from down to installing superfine filter screen, quartz slabstone and active carbon plate in proper order, superfine filter screen is stainless steel material.

Compared with the prior art, the utility model has the following beneficial effects:

1. according to the utility model, the solid sediment at the bottom is shunted through the three-way pipe by controlling the switch valve, so that the solid sediment is transferred into the primary sedimentation chamber in the treatment box, and then the water in the sediment is separated through the mutual coordination among the drainage pipe, the secondary sedimentation chamber, the inclined plate, the filter chamber, the primary filter screen and the advanced filter screen, so that the effect of the thickening tank on solid-liquid separation of sewage is improved.

2. According to the utility model, the water suction pump is started to extract sewage between the outer overflow weir and the inner overflow weir, and then the extracted sewage is subjected to purification treatment by the mutual cooperation among the purification box, the superfine filter screen, the quartz stone plate and the active carbon plate, so that the phenomenon of overflow leakage caused by excessive gap water between the outer overflow weir and the inner overflow weir is prevented.

Drawings

FIG. 1 is a schematic diagram of a system of the present utility model;

FIG. 2 is a schematic view of the mounting structure of the purifying box of the present utility model;

FIG. 3 is a schematic view of the internal structure of the purifying box of the present utility model.

In the figure:

1. an outer overflow weir; 2. an inner overflow weir; 3. a transmission member; 4. raking walls; 5. a funnel; 6. a switch valve; 7. a three-way pipe; 8. a shunt; 9. a treatment box; 10. a primary settling chamber; 11. a drainage tube; 12. a secondary sedimentation chamber; 13. an inclined plate; 14. a filtering chamber; 15. a primary filter screen; 16. a high-grade filter screen; 17. a water drain valve; 18. a water purifying chamber; 19. a manifold; 20. a collecting pipe; 21. a water return pipe; 22. a water pump; 23. a control valve; 24. a purification tank; 25. a purifying box; 26. a superfine filter screen; 27. quartz stone plates; 28. an activated carbon plate.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

As shown in fig. 1-3, the utility model provides a sewage treatment system of a thickening tank, which comprises an outer overflow weir 1, an inner overflow weir 2 and a transmission part 3, wherein the inner overflow weir 2 is arranged in the outer overflow weir 1, the transmission part 3 is arranged in the inner overflow weir 2, and a rake wall 4 is arranged at the output end of the transmission part 3;

the funnel 5 is installed to the bottom of outer overflow weir 1, the surface mounting of funnel 5 has ooff valve 6, the bottom intercommunication of funnel 5 has three-way pipe 7, the bottom of three-way pipe 7 is connected with two shunt tubes 8, the one end intercommunication of shunt tubes 8 has treatment box 9, the inside of treatment box 9 is provided with primary settling chamber 10, the internally mounted of treatment box 9 has drainage tube 11, the play water end intercommunication of drainage tube 11 has secondary settling chamber 12, inclined plate 13 is installed to the bottom of secondary settling chamber 12, secondary settling chamber 12 has filter chamber 14 through drainage tube 11 intercommunication, filter unit is installed to the internally mounted of filter chamber 14, primary settling chamber 10 and secondary settling chamber 12 bottom all communicate there is collecting pipe 19, collecting pipe 20 is installed to the middle part of collecting pipe 19.

Referring to fig. 1, two processing chambers 9 are provided, and inclined plates 13 are made of stainless steel, and the height of the inner cavity of the primary settling chamber 10 is greater than that of the inner cavity of the secondary settling chamber 12.

Referring to fig. 1, the filtering mechanism includes a primary filter screen 15, a high-level filter screen 16, a water drain valve 17 and a clean water chamber 18, wherein the primary filter screen 15 is installed inside the filtering chamber 14, the bottom of the primary filter screen 15 is connected with the high-level filter screen 16, the high-level filter screen 16 is an ultra-fine screen, the water drain valve 17 is installed at the bottom of one side of the filtering chamber 14, the water outlet end of the water drain valve 17 is communicated with the clean water chamber 18, and impurities in water are conveniently removed through the use of the primary filter screen 15 and the high-level filter screen 16.

Referring to fig. 2, a water return pipe 21 is installed at a gap between the outer overflow weir 1 and the inner overflow weir 2, a water pump 22 is connected to the other end of the water return pipe 21, a control valve 23 is installed at one end of the water return pipe 21 close to the water pump 22, and excessive sewage between the outer overflow weir 1 and the inner overflow weir 2 is prevented from overflowing through the use of the water return pipe 21.

Referring to fig. 2, a water delivery end of the water pump 22 is connected to a purifying tank 24, and a purifying tank 25 is installed inside the purifying tank 24 near the water delivery end of the water pump 22, so that the sewage can be purified conveniently by using the purifying tank 25.

Referring to fig. 3, the inside of the purifying box 25 is provided with a superfine filter screen 26, a quartz stone plate 27 and an activated carbon plate 28 from bottom to bottom in sequence, the superfine filter screen 26 is made of stainless steel, and the extracted sewage is conveniently purified and treated by using the superfine filter screen 26, the quartz stone plate 27 and the activated carbon plate 28, so that the sewage is prevented from volatilizing.

The specific working principle is as follows: as shown in fig. 1-3, when the sewage treatment system of the thickener is used, firstly, the solid sediment at the bottom is shunted through the three-way pipe 7 by controlling the switch valve 6, so that the solid sediment is transferred into the primary sedimentation chamber 10 in the treatment box 9 for primary sedimentation, after delamination, the upper-layer moisture is transferred into the secondary sedimentation chamber 12 through the drainage pipe 11, the fixed sediment is continuously sedimentated through the inclined structure of the inclined plate 13, and similarly, the upper-layer moisture is transferred into the filter chamber 14 through the drainage pipe 11, then the water after treatment is collected into the water purification chamber 18 through the primary filter screen 15 and the advanced filter screen 16, then the solid sediment is collected and treated through the collecting pipe 19 and the collecting pipe 20, and meanwhile, the moisture in the sediment is separated through the two treatment boxes 9, so that the effect of the thickener on solid-liquid separation of sewage is improved; then through starting suction pump 22 for sewage between outer overflow weir 1 and the interior overflow weir 2 is extracted, makes the sewage of extraction transfer to purifying box 25 inside, filters through superfine filter screen 26, quartz slabstone 27 and activated carbon plate 28 layer upon layer, reduces the volatilization of sewage, makes the sewage of extraction carry out purification treatment, prevents that gap water from too much between outer overflow weir 1 and the interior overflow weir 2, leads to appearing the phenomenon of spilling, and this is the characteristics of this dense pool sewage treatment system.

The embodiments of the present utility model have been shown and described for the purpose of illustration and description, it being understood that the above embodiments are illustrative and not to be construed as limiting the utility model, and that variations, modifications, alternatives and variations may be made therein by one of ordinary skill in the art without departing from the scope of the utility model.

Claims

1. The utility model provides a dense pond sewage treatment system, includes outer overflow weir (1), interior overflow weir (2) and drive unit (3), its characterized in that: an inner overflow weir (2) is arranged in the outer overflow weir (1), a transmission part (3) is arranged in the inner overflow weir (2), and a rake wall (4) is arranged at the output end of the transmission part (3);

the utility model discloses a filter device for a sewage treatment device, including funnel (5) is installed to the bottom of excessive flow weir (1), surface mounting of funnel (5) has ooff valve (6), the bottom intercommunication of funnel (5) has three-way pipe (7), the bottom of three-way pipe (7) is connected with two shunt tubes (8), the one end intercommunication of shunt tubes (8) has treatment box (9), the inside of treatment box (9) is provided with primary settling chamber (10), the internally mounted of treatment box (9) has drainage tube (11), the play water end intercommunication of drainage tube (11) has secondary settling chamber (12), inclined plane (13) are installed to the bottom of secondary settling chamber (12), secondary settling chamber (12) have filter chamber (14) through drainage tube (11) intercommunication, the internally mounted of filter chamber (14) has filtering mechanism, primary settling chamber (10) and secondary settling chamber (12) bottom all are linked together have flow tube (19), collection pipe (20) are installed at the middle part of flow tube (19).

2. The thickener tank sewage treatment system of claim 1, wherein: the treatment box (9) is provided with two, inclined plate (13) are stainless steel, and the inner chamber height of primary sedimentation chamber (10) is greater than the inner chamber height of secondary sedimentation chamber (12).

3. The thickener tank sewage treatment system of claim 1, wherein: the filter mechanism comprises a primary filter screen (15), a high-grade filter screen (16), a water drain valve (17) and a water purifying chamber (18), wherein the primary filter screen (15) is arranged inside the filter chamber (14), the high-grade filter screen (16) is connected to the bottom of the primary filter screen (15), the high-grade filter screen (16) is an ultrafine screen, the water drain valve (17) is arranged at the bottom of one side of the filter chamber (14), and the water outlet end of the water drain valve (17) is communicated with the water purifying chamber (18).

4. The thickener tank sewage treatment system of claim 1, wherein: a water return pipe (21) is arranged at a gap between the overflow weir (1) and the inner overflow weir (2), the other end of the water return pipe (21) is connected with a water pump (22), and a control valve (23) is arranged at one end, close to the water pump (22), of the water return pipe (21).

5. The thickener tank sewage treatment system of claim 4, wherein: the water delivery end of the water pump (22) is communicated with a purifying tank (24), and a purifying tank (25) is arranged in the purifying tank (24) close to the water delivery end of the water pump (22).

6. The thickener tank sewage treatment system of claim 5, wherein: the inside of purifying box (25) is installed superfine filter screen (26), quartz slabstone (27) and active carbon plate (28) from down in proper order, superfine filter screen (26) are stainless steel.