CN219072349U

CN219072349U - Construction site wastewater recycling device

Info

Publication number: CN219072349U
Application number: CN202223057963.4U
Authority: CN
Inventors: 宋爽; 顾海阔; 姬智; 董新宇; 刘天阳; 王启; 张卓; 侯建美; 单秋艳; 郝艳丽; 李艳珍
Original assignee: TIANBAO CONSTRUCTION GROUP CO LTD
Current assignee: TIANBAO CONSTRUCTION GROUP CO LTD
Priority date: 2022-11-17
Filing date: 2022-11-17
Publication date: 2023-05-26
Anticipated expiration: 2032-11-17

Abstract

The utility model discloses a construction site wastewater recycling device, wherein a first baffle plate and a second baffle plate are arranged in a sedimentation tank, the first baffle plate and the second baffle plate divide the sedimentation tank into a first-stage sedimentation tank, a second-stage sedimentation tank and a third-stage sedimentation tank in sequence, a flow-through port is arranged on the first baffle plate, a vertical baffle plate is arranged above the second-stage sedimentation tank, the baffle plate is overlapped with the second baffle plate, and a flow-through channel for communicating the second-stage sedimentation tank and the third-stage sedimentation tank is arranged between the baffle plate and the second baffle plate; a water inlet pipe is arranged in the primary sedimentation tank and is communicated with the wastewater collecting pipe, a sludge pump is arranged in the primary sedimentation tank, and the sludge pump is communicated with the municipal wastewater pipe through a sludge pipe; the three-stage sedimentation tank is internally provided with a clean water pump which is communicated with a water supply tank of a toilet through a water supply pipe, and a sewage discharge pipe of the toilet is communicated with the municipal sewage pipe. The utility model adopts the construction site wastewater recycling device, and can solve the problem of relatively poor treatment effect of the existing construction site domestic water.

Description

Construction site wastewater recycling device

Technical Field

The utility model relates to the technical field of wastewater treatment, in particular to a wastewater recycling device in a construction site.

Background

In a construction site, a living area where workers live is often required to be built near the construction site, a large amount of living water is required for a hand washing basin, a laundry room, a bathhouse, a bathroom and the like in the living area every day, more living wastewater is generated, the living wastewater is directly discharged to cause the waste of water resources, and if the living wastewater is treated and reused, the method has very important significance for saving the water resources.

The utility model provides a current patent CN211245687U discloses a waste water recycling device for construction, including chassis, support frame and waste water tank, waste water tank inside wall middle part fixedly connected with annular plate, the surface swing joint of annular plate has first filter screen, one side fixedly connected with of waste water tank bottom crosses the water pipe, the one end and the recovery tank fixed connection of water pipe, one side fixedly connected with outlet pipe of recovery tank bottom. In the patent, the wastewater treatment is only filtered by the first filter screen, the effect on wastewater treatment is relatively poor, and the use of the recycled wastewater is relatively limited.

Disclosure of Invention

The utility model aims to provide a wastewater recycling device for a construction site, which solves the problem that the existing treatment effect of domestic water in the construction site is relatively poor.

In order to achieve the aim, the utility model provides a construction site wastewater recycling device which comprises a sedimentation tank, wherein a first baffle and a second baffle are arranged in the sedimentation tank, the first baffle and the second baffle divide the sedimentation tank into a first sedimentation tank, a second sedimentation tank and a third sedimentation tank in sequence, a through-flow port communicated with the first sedimentation tank and the second sedimentation tank is arranged on the first baffle, a baffle for blocking floating objects is arranged above the second sedimentation tank, the baffle is overlapped with the second baffle, and a through-flow channel communicated with the second sedimentation tank and the third sedimentation tank is arranged between the baffle and the second baffle; a water inlet pipe is arranged in the primary sedimentation tank and is communicated with the wastewater collecting pipe, a sludge pump is arranged in the primary sedimentation tank, and the sludge pump is communicated with the municipal wastewater pipe through a sludge pipe; the three-stage sedimentation tank is internally provided with a clean water pump which is communicated with a water supply tank of a toilet through a water supply pipe, and a sewage discharge pipe of the toilet is communicated with the municipal sewage pipe.

Preferably, a filter screen for filtering large floaters is arranged at the water inlet of the wastewater collecting pipe.

Preferably, the upper part of the primary sedimentation tank is provided with an overflow pipe, the height of the overflow pipe is not lower than the height of the overflow port, and the overflow pipe is communicated with the municipal sewage pipe.

Preferably, the overflow port and the water inlet pipe are respectively arranged at two ends of the primary sedimentation tank.

Preferably, a disinfectant tank for adding disinfectant into the three-stage sedimentation tank is arranged in the three-stage sedimentation tank.

Preferably, a pressure control switch and a flushing pipe interface are arranged on the water supply pipe, and the pressure control switch is positioned at the upstream of the flushing pipe interface.

According to the wastewater recycling device for the construction site, the filter screen is arranged at the water inlet pipe of the wastewater collecting pipe, large sundries and floaters are filtered, the blocking of the wastewater collecting pipe is avoided, and the smooth use of the wastewater recycling device is ensured. The primary sedimentation tank is used for settling the sludge and sundries with heavier mass, the secondary sedimentation tank is used for blocking floaters, the tertiary sedimentation tank is used for disinfecting, the sewage treatment effect is relatively good, and the treated wastewater can be used for flushing a toilet in a living area. The overflow pipe arranged in the primary sedimentation tank can prevent waste water from overflowing from the primary sedimentation tank. The water supply pipe of the three-stage sedimentation tank is provided with a pressure control switch and a flushing pipe interface, so that normal water consumption of a toilet is ensured.

The technical scheme of the utility model is further described in detail through the drawings and the embodiments.

Drawings

FIG. 1 is a schematic diagram of an embodiment of a construction site wastewater recycling apparatus according to the present utility model;

FIG. 2 is a schematic diagram of a sedimentation tank in an embodiment of a wastewater recycling apparatus in a construction site according to the present utility model;

FIG. 3 is a schematic diagram of a cross-sectional structure of a sedimentation tank in an embodiment of a wastewater recycling device in a construction site.

Reference numerals

1. A waste water collecting pipe; 2. a water inlet pipe; 3. a first-stage sedimentation tank; 4. a first partition board; 5. a secondary sedimentation tank; 6. a baffle; 7. a second partition board; 8. a flow-through channel; 9. a third-stage sedimentation tank; 10. an overflow pipe; 11. a sludge pump; 12. a sludge pipe; 13. municipal sewage pipes; 14. a clean water pump; 15. a pressure control switch; 16. a flush tube interface; 17. a water supply pipe; 18. a water supply tank; 19. a blow-down pipe; 20. and a through flow port.

Detailed Description

The technical scheme of the utility model is further described below through the attached drawings and the embodiments.

Unless defined otherwise, technical or scientific terms used herein should be given the ordinary meaning as understood by one of ordinary skill in the art to which this utility model belongs. The terms "first," "second," and the like, as used herein, do not denote any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that elements or items preceding the word are included in the element or item listed after the word and equivalents thereof, but does not exclude other elements or items. The terms "connected" or "connected," and the like, are not limited to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", etc. are used merely to indicate relative positional relationships, which may also be changed when the absolute position of the object to be described is changed.

Examples

Fig. 1 is a schematic structural view of an embodiment of a construction site wastewater recycling apparatus according to the present utility model, fig. 2 is a schematic structural view of a sedimentation tank according to an embodiment of a construction site wastewater recycling apparatus according to the present utility model, and fig. 3 is a schematic sectional structural view of a sedimentation tank according to an embodiment of a construction site wastewater recycling apparatus according to the present utility model. As shown in the figure, the construction site wastewater recycling device comprises a sedimentation tank, wherein a first baffle plate 4 and a second baffle plate 7 are arranged in the sedimentation tank, and the first baffle plate 4 and the second baffle plate 7 are fixedly connected with the inner wall of the sedimentation tank through welding and sealing. The first partition board 4 and the second partition board 7 divide the sedimentation tank into a first sedimentation tank 3, a second sedimentation tank 5 and a third sedimentation tank 9 in sequence.

And a through-flow port 20 which is communicated with the primary sedimentation tank 3 and the secondary sedimentation tank 5 is arranged on the first partition plate 4. The overflow port 20 is positioned at the top of the first partition board 4, and the overflow port 20 is used for leading the water precipitated in the first-stage sedimentation tank 3 into the second-stage sedimentation tank 5. A water inlet pipe 2 is arranged in the primary sedimentation tank 3, and the water inlet pipe 2 is communicated with the wastewater collecting pipe 1. The waste water collecting pipe 1 is used for collecting waste water in bathrooms, washrooms, laundry rooms and rain gutters of living areas of construction sites. The water inlet of the waste water collecting pipe 1 is provided with a filter screen for filtering large floaters, so that the blockage of the waste water collecting pipe 1 caused by the entrance of the large floaters and sundries into the waste water collecting pipe 1 is avoided.

The overflow port 20 and the water inlet pipe 2 are respectively arranged at two ends of the primary sedimentation tank 3, so that the wastewater entering the primary sedimentation tank 3 can be sufficiently precipitated and then enter the secondary sedimentation tank 5 through the overflow port 20.

The upper part of the primary sedimentation tank 3 is provided with an overflow pipe 10, the height of the overflow pipe 10 is not lower than the height of the overflow port 20, and the overflow pipe 10 is communicated with the municipal sewage pipe 13. When more water is in the primary sedimentation tank 3, the wastewater flows into the municipal sewage pipe 13 through the overflow pipe 10, so that the water in the primary sedimentation tank 3 is prevented from overflowing from the sedimentation tank.

A sludge pump 11 is arranged in the primary sedimentation tank 3, and the sludge pump 11 is communicated with a municipal sewage pipe 13 through a sludge pipe 12. The sludge pump 11 is used for pumping out the sludge precipitated in the primary sedimentation tank 3.

The upper side of the secondary sedimentation tank 5 is provided with a vertical baffle 6 for blocking floaters, the baffle 6 is overlapped with a second baffle 7, and a flow passage 8 for communicating the secondary sedimentation tank 5 and a third sedimentation tank 9 is arranged between the baffle 6 and the second baffle 7. The second baffle 6 is used for blocking floaters in the second-stage sedimentation tank 5, so that cleaner water in the middle of the second-stage sedimentation tank 5 flows into the third-stage sedimentation tank 9 through the flow passage 8.

The three-stage sedimentation tank 9 is internally provided with a clean water pump 14, and the clean water pump 14 is communicated with a water supply tank 18 of the toilet through a water supply pipe 17. The clean water pump 14 sends clean water at the bottom of the three-stage sedimentation tank 9 into the upper water tank 18 through the upper water pipe 17 for flushing a toilet, so that secondary utilization of domestic wastewater in a construction site is realized.

A disinfectant tank for adding disinfectant into the tertiary sedimentation tank 9 is arranged in the tertiary sedimentation tank 9 and is used for disinfecting water in the tertiary sedimentation tank 9.

The upper water pipe 17 is provided with a pressure control switch 15 and a flushing pipe interface 16, and the pressure control switch 15 is positioned upstream of the flushing pipe interface 16. The pressure control switch 15 is of a conventional construction for monitoring the pressure of the water in the water supply pipe 17. When water exists in the three-stage sedimentation tank 9, the clean water pump 14 fills water into the upper water tank 18 through the upper water pipe 17; when no sufficient water exists in the three-stage sedimentation tank 9, the flushing pipe connector 16 is opened, and the flushing pipe and the water supply pipe 17 flush water to the water supply tank 18, so that the normal water consumption of the toilet is ensured.

The toilet drain 19 communicates with the municipal sewer 13.

Therefore, the utility model can solve the problem of poor treatment effect of the existing construction site domestic water by adopting the construction site wastewater recycling device.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting it, and although the present utility model has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that: the technical scheme of the utility model can be modified or replaced by the same, and the modified technical scheme cannot deviate from the spirit and scope of the technical scheme of the utility model.

Claims

1. The utility model provides a job site waste water recycle device which characterized in that: the device comprises a sedimentation tank, wherein a first baffle and a second baffle are arranged in the sedimentation tank, the first baffle and the second baffle divide the sedimentation tank into a first-stage sedimentation tank, a second-stage sedimentation tank and a third-stage sedimentation tank in sequence, a flow-through port communicated with the first-stage sedimentation tank and the second-stage sedimentation tank is arranged on the first baffle, a vertical baffle for blocking floaters is arranged above the second-stage sedimentation tank, the baffle is lapped with the second baffle, and a flow-through channel communicated with the second-stage sedimentation tank and the third-stage sedimentation tank is arranged between the baffle and the second baffle; a water inlet pipe is arranged in the primary sedimentation tank and is communicated with the wastewater collecting pipe, a sludge pump is arranged in the primary sedimentation tank, and the sludge pump is communicated with the municipal wastewater pipe through a sludge pipe; the three-stage sedimentation tank is internally provided with a clean water pump which is communicated with a water supply tank of a toilet through a water supply pipe, and a sewage discharge pipe of the toilet is communicated with the municipal sewage pipe.

2. The construction site wastewater recycling apparatus according to claim 1, wherein: a filter screen for filtering large floaters is arranged at the water inlet of the wastewater collecting pipe.

3. The construction site wastewater recycling apparatus according to claim 1, wherein: the upper portion of one-level sedimentation tank is provided with the overflow pipe, and the height of overflow pipe is not less than the height of overflow mouth, overflow pipe and municipal sewage pipe intercommunication.

4. The construction site wastewater recycling apparatus according to claim 1, wherein: the overflow port and the water inlet pipe are respectively arranged at two ends of the primary sedimentation tank.

5. The construction site wastewater recycling apparatus according to claim 1, wherein: a disinfectant tank for adding disinfectant into the three-stage sedimentation tank is arranged in the three-stage sedimentation tank.

6. The construction site wastewater recycling apparatus according to claim 1, wherein: the upper water pipe is provided with a pressure control switch and a flushing pipe interface, and the pressure control switch is positioned at the upstream of the flushing pipe interface.