Modularized reclaimed water recycling system for construction site wastewater treatment

Abstract

The utility model discloses a modularized reclaimed water reuse system for construction site wastewater treatment, which comprises a collection module, a treatment module and a reuse module which are sequentially communicated, the water inlet end of the collection module is provided with a suspended matter concentration instrument and is communicated with the reuse module, and discharged wastewater enters the collection module or the reuse module according to the result of the suspended matter concentration instrument. According to the utility model, a modular design is adopted, flexible configuration and expansion can be carried out according to actual wastewater treatment requirements of a construction site, the system is more convenient to mount, dismount and transport due to the quick connectors of the module boxes, and the flexibility and adaptability of the system are improved; the integrated and optimized treatment module can more effectively treat pollutants such as suspended solids in wastewater, the wastewater treatment efficiency and quality are improved, a polypropylene spiral bundle in the concentration module increases a sedimentation path, the sedimentation efficiency is remarkably improved, meanwhile, a back-pressure flushing function is designed, daily maintenance is facilitated, and the service life of equipment is prolonged; and the treated reclaimed water finally enters the recycling module and is used for washing sponge construction sites, daily road vehicles and the like, so that the cyclic utilization of water resources is realized, the dependence on external water resources is reduced, and the resource utilization efficiency is improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to wastewater treatment and recycling technical field, specifically related to a kind of modularized reclaimed water reuse system for construction site wastewater treatment. BACKGROUND

[0002] Reclaimed water mainly refers to urban sewage or domestic sewage treated to reach certain water quality standard, non-drinking miscellaneous water that can be reused within a certain range, and its water quality is between drinking water and sewage. Reclaimed water reuse is one of important ways of urban water saving. With the enhancement of environmental protection consciousness and the improvement of safe and civilized construction standard across the country, wastewater discharge and how to reuse reclaimed water are common problems in construction site. The wastewater collected in conventional construction site is discharged to rainwater pipe network after three-stage sedimentation, and water resources are not fully utilized, and the effect is poor and cannot be applied to projects without rainwater discharge, projects with wastewater discharge requirements, projects with no waste construction site and green construction projects.

[0003] Construction wastewater varies greatly in concentration according to different construction process requirements, some can be directly recycled after simple three-stage sedimentation, and some need to be treated by secondary concentration before reuse. The traditional three-stage sedimentation tank is usually made of bricks, which is prone to water leakage and has long construction period. The inlet and outlet pipelines of the concentration tank are complex, and the installation period is long. The inclined pipe is usually used in the concentration tank for sedimentation and particle separation, so the tank body needs to have a certain height, and the hoisting operation is more in construction site, which is easy to be bumped. UTILITY MODEL CONTENT

[0004] Therefore, the utility model aims to provide a modularized reclaimed water reuse system for construction site wastewater treatment to solve the problems in prior art.

[0005] To achieve the above-mentioned purpose, the utility model is realized by the following technical scheme:

[0006] A modularized reclaimed water reuse system for construction site wastewater treatment is provided, which comprises a collection module, a treatment module and a reuse module connected in sequence. The water inlet end of the collection module is equipped with a suspended solids concentration instrument and connected to the reuse module. The discharged wastewater enters the collection module or the reuse module according to the result of the suspended solids concentration instrument.

[0007] The collection module and the reuse module are each composed of at least one module box, and the module boxes are quickly spliced through quick connection ports.

[0008] The module box is a rectangular box body, and the quick connection ports at the inlet and outlet positions of the module box are located on the diagonal line of the same plane.

[0009] The modularized reclaimed water reuse system for construction site wastewater treatment, wherein the treatment module comprises a dosing module, a concentration module and a drying module connected in sequence, the concentration module is connected with a sludge inlet pipe, a pressure water pipe, a sludge discharge pipe and a supernatant pipe, the concentration module is connected with the reuse module through the supernatant pipe, and the concentration module is connected with the drying module through the sludge discharge pipe.

[0010] The modularized reclaimed water reuse system for construction site wastewater treatment, wherein the concentration module is internally filled with a polypropylene spiral bundle.

[0011] The modularized reclaimed water reuse system for construction site wastewater treatment, wherein a transparent pipe is arranged at the connection between the sludge discharge pipe and the concentration module.

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

[0013] 1. The modular design can be flexibly configured and expanded according to the actual wastewater treatment requirements of the construction site, the quick connection port design between the module boxes makes the system installation, disassembly and transportation more convenient, and the flexibility and adaptability of the system are improved.

[0014] 2. The integrated and optimized treatment module can more effectively treat the suspended solids and other pollutants in the wastewater, improve the efficiency and quality of wastewater treatment, and the polypropylene spiral bundle designed in the concentration module increases the sedimentation path and significantly improves the sedimentation efficiency, and the back pressure flushing function is designed to facilitate daily maintenance and prolong the service life of the equipment.

[0015] 3. The treated reclaimed water is finally introduced into the reuse module for sponge construction site and daily road vehicle washing, etc., realizing the recycling of water resources, reducing the dependence on external water resources, and improving the resource utilization efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0016] To further illustrate the above purposes, structural characteristics and effects of the utility model, the utility model will be described in detail below with reference to the drawings.

[0017] Figure 1 The system logic block diagram of the preferred embodiment of the utility model;

[0018] Figure 2 The top view of the module box of the preferred embodiment of the utility model;

[0019] Figure 3 The front view of the module box of the preferred embodiment of the utility model;

[0020] Figure 4 The treatment module logic block diagram of the preferred embodiment of the utility model;

[0021] Figure 5 Concentrating module front view for preferred embodiment of the present utility model;

[0022] Figure 6 Concentrating module plan view for preferred embodiment of the present utility model;

[0023] Figure 7 Polypropylene spiral bundle in concentrating module for preferred embodiment of the present utility model;

[0024] In the figure: 1, collecting module; 2, processing module; 3, recycling module; 4, suspended solids concentration instrument; 5, module box; 6, quick connection port; 7, flange clamp; 8, dosing module; 9, concentrating module; 10, drying module; 11, mud inlet pipe; 12, pressure water pipe; 13, mud discharge pipe; 14, supernatant pipe; 15, transparent pipe; 16, polypropylene spiral bundle. DETAILED DESCRIPTION

[0025] The terms "utility model" and "the utility model" used in this specification are intended to mean all subject matter of this specification and of any patent claims below. The inclusion of these terms should not be construed as limiting the subject matter described herein or limiting the meaning or scope of any patent claims below. Furthermore, this specification does not attempt to describe or limit the subject matter encompassed by any claim of this application by any particular component, paragraph, statement or figure. The subject matter should be read with reference to the entire specification, all figures and any claims below. The utility model can have other embodiments and be practiced or implemented in other ways. Moreover, it should be understood that the language and terminology employed herein are for the purpose of description and should not be regarded as limiting.

[0026] Details of the utility model will now be discussed with reference to the accompanying drawings, which illustrate the utility model by way of example only. In the drawings, like features or components can be denoted by the same reference numerals.

[0027] The use of "comprise", "have" and "include" and variations thereof herein is meant to be inclusive, in the sense of "including but not limited to", of the items listed thereafter and equivalents and additional items. Although reference can be made in the description of the drawings to directions such as above, below, upward, downward, rearward, front, back, bottom, top, etc., this is only for convenience and ease of description. Such directions are not intended to be limiting of the utility model in any form. Furthermore, terms like "first", "second", "third", etc., are used herein for purposes of description and are not intended to signify importance or significance.

[0028] Referring to Figure 1As shown, in the preferred embodiment, the modular reclaimed water reuse system for construction site wastewater treatment comprises a collection module 1, a treatment module 2 and a reuse module 3 connected in sequence, the water inlet end of the collection module 1 is equipped with a suspended solids concentration instrument 4 and is connected to the reuse module 3, and the discharged wastewater enters the collection module 1 or the reuse module 3 according to the result of the suspended solids concentration instrument 4.

[0029] The suspended solids concentration instrument 4 can monitor the suspended solids concentration in the wastewater in real time, and automatically determine the wastewater flow direction according to the concentration, realizing intelligent control, which helps to reduce manual intervention and improve the automation degree and accuracy of wastewater treatment. Preferably, according to the reading result of the suspended solids concentration instrument 4, when the SS is less than 30 mg / L, it can directly enter the reuse module 3 through the electric valve, and when it is greater than 30 mg / L, it enters the treatment module 2 after passing through the collection module 1. Any one or several modules can be selected according to the characteristics of the wastewater.

[0030] The collection module 1 and the reuse module 3 are each composed of at least one module box 5, the module boxes 5 are connected through quick connection ports 6 to realize quick splicing, and multiple box bodies can be spliced according to the drainage capacity. Figure 2 Figure 3 As shown, the module box 5 is a rectangular box body made of glass steel, the box body is uniformly manufactured and is equipped with lifting rings and manhole access ports, and can be used to store and collect various liquids. In the preferred embodiment, the quick connection port 6 is suitable for seamless splicing of multiple box bodies, generally three module boxes 5 can realize the effect of a three-stage sedimentation tank, and the quick connection ports 6 located at the inlet and outlet positions of the module box 5 are located on the same diagonal line on the same plane, which can maximize the water flow path, and the flange clamp 7 can be quickly connected through the reserved pipe of the box body.

[0031] As shown in Figure 4 Figure 5 and Figure 6 , the treatment module 2 comprises a dosing module 8, a concentration module 9 and a drying module 10 connected in sequence, the concentration module 9 is generally arranged at the center position during use, and the other modules are arranged in a cross shape in four directions. The concentration module 9 uses a steel pipe as a tank stabilizing stay while serving as a pipe with different functions, and a flange interface is reserved at different elevations. The concentration module 9 is connected with a mud inlet pipe 11, a pressure water pipe 12, a mud discharge pipe 13 and a supernatant pipe 14, and the four pipes are arranged in four directions respectively. The concentration module 9 is connected to the reuse module 3 through the supernatant pipe 14, and is connected to the drying module 10 through the mud discharge pipe 13. A transparent pipe 15 is arranged at the connection between the mud discharge pipe 13 and the concentration module 9, which is used for roughly judging the mud concentration by naked eye observation, so as to control the mud discharge time.

[0032] Continuing to refer to Figure 5 Figure 7 ​​​As shown, the inside of the concentration module 9 is filled with a polypropylene spiral bundle 16, which can increase the settling path and improve the settling efficiency compared with a conventional inclined tube, and can reduce the height of the concentration module 9 under the condition of ensuring the same sedimentation, and is more convenient for on-site arrangement and installation.

[0033] The reclaimed water reuse system has simple structure and small land occupation, and through innovative modular design and integrated optimization, various types of wastewater in the construction process are comprehensively collected and utilized, drainage pollution is reduced, wastewater treatment capacity is improved, water resource utilization efficiency is improved, and the system is economic and efficient.

[0034] The above is only the preferred embodiment of the utility model, and does not limit the implementation and protection scope of the utility model, and those skilled in the art should realize that any equivalent replacement and obvious change obtained by applying the contents of the utility model specification and drawings should be included in the protection scope of the utility model.

Claims

1. A modular reclaimed water reuse system for construction site wastewater treatment, characterized by, The application relates to a sewage treatment device, which comprises a collecting module, a processing module and a recycling module which are sequentially connected, a suspended solids concentration instrument is arranged at the water inlet end of the collecting module and is connected with the recycling module, and the discharged waste water enters the collecting module or the recycling module according to the result of the suspended solids concentration instrument; the collecting module and the recycling module are both composed of at least one module box, the module boxes are quickly spliced through quick connection ports; the processing module comprises a dosing module, a concentration module and a drying module which are sequentially connected, the concentration module is connected with a sludge inlet pipe, a pressure water pipe, a sludge discharge pipe and a supernatant pipe, the concentration module is connected with the recycling module through the supernatant pipe, the concentration module is connected with the drying module through the sludge discharge pipe, and the concentration module is filled with polypropylene spiral bundles.

2. The modular reclaimed water reuse system for construction site wastewater treatment of claim 1, wherein, The module box is a rectangular box body, and the quick connection ports located at the inlet and outlet positions of the module box are located on the same diagonal line of the same plane.

3. The modular reclaimed water reuse system for construction site wastewater treatment of claim 1, wherein, A transparent pipe is arranged at the connection position of the sludge discharge pipe and the concentration module.

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