CN104266343A - Method for recycling bathing wastewater - Google Patents

Method for recycling bathing wastewater Download PDF

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Publication number
CN104266343A
CN104266343A CN201410506695.0A CN201410506695A CN104266343A CN 104266343 A CN104266343 A CN 104266343A CN 201410506695 A CN201410506695 A CN 201410506695A CN 104266343 A CN104266343 A CN 104266343A
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CN
China
Prior art keywords
water
water level
magnetic valve
current
waste water
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
CN201410506695.0A
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Chinese (zh)
Inventor
胡晓荣
俞娟
胡瑜
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Wuxi Haoyu Energy Saving Environmental Protection Equipment Co Ltd
Original Assignee
Wuxi Haoyu Energy Saving Environmental Protection Equipment Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
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Application filed by Wuxi Haoyu Energy Saving Environmental Protection Equipment Co Ltd filed Critical Wuxi Haoyu Energy Saving Environmental Protection Equipment Co Ltd
Priority to CN201410506695.0A priority Critical patent/CN104266343A/en
Publication of CN104266343A publication Critical patent/CN104266343A/en
Withdrawn legal-status Critical Current

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Abstract

The invention discloses a method for recycling bathing wastewater. The method comprises a hot water tank, a heat exchanger, a wastewater tank, a water pump, a water storage tank, a closestool, a set module, a display module, a heating module, a control module, first to fourth electromagnetic valves, a first water level sensor, a second water level sensor and a temperature sensor; in the process of operating, the bathing wastewater flows through the heat release side of the heat exchanger and then enters the water storage tank through the water pump, tap water flows through the heat absorbing side of the heat exchanger and then enters the hot water tank; the water storage tank is placed at the high place of the closestool, the water in the water storage tank is used for flushing a toilet instead of the tap water when the water storage amount reaches the requirements; when the water storage amount do not meet the requirements, the tap water is used for flushing the toilet. According to the method, the heat quantity of the bathing wastewater can be cleverly used for preheating the tap water before the tap water enters the water heater, therefore the electric energy can be saved; meanwhile, the bathing wastewater which loses the heat quantity can be used for flushing the toilet instead of the tap water, therefore the water energy can be saved.

Description

A kind of method that bath wastewater is recycled
Technical field
The present invention relates to Sewage treatment and utilize field, particularly relate to a kind of method that bath wastewater is recycled.
Background technology
Energy-saving and emission-reduction are exactly economize energy, reduce energy resource consumption, the discharge of decreasing pollution thing.Energy-saving and emission-reduction comprise energy-conservation and reduce discharging two large technical fields, and the two is related, and has any different again.Generally speaking, energy-conservationly must to reduce discharging, and reduce discharging may not be energy-conservation, so reduction of discharging project must strengthen the application of power-saving technology, the energy consumption caused to avoid reducing discharging result because coveting is increased sharply, and focuses on social benefit and environmental benefit is balanced.
" Energy Conservation Law of the People's Republic of China " alleged economize energy (being called for short energy-conservation), refer to that reinforcement can manage, take the measure that technical feasible, reasonable in economy and environment and society can bear, from production of energy to the links of consumption, reduction consumes, reduce the loss and pollutant emission, prevention are wasted, and utilizes the energy effectively and reasonably.
Along with the slogan of energy-saving and emission-reduction is more and more universal, the details during people note living at ordinary times day by day, it is then emphasis wherein that Sewage treatment utilizes.
It is only do recuperation of heat that existing bath wastewater is recycled generally, and recycled by the heat of waste water, to save electric energy, the waste water utilized is then direct discharge.
Because bath wastewater is cleaner relative to industrial wastewater, can be applied to some completely to water quality requirement is not so high field, such as flushes the toilet, and direct discharge is very waste.
Summary of the invention
Technical problem to be solved by this invention is for for the defect related in background technology, provides a kind of method that bath wastewater is recycled.
The present invention is for solving the problems of the technologies described above by the following technical solutions:
A kind of method that bath wastewater is recycled, based on the system that a kind of bath wastewater is recycled, this system comprises boiler, heat exchanger, wastewater disposal basin, water pump, storage tank, toilet, setting module, display module, heating module, control module, first to fourth magnetic valve, the first water level sensor, the second water level sensor and temperature inductor;
Described heating module and temperature inductor are all arranged in described boiler,
The entrance of described boiler is connected with one end of described first magnetic valve by the heat absorbing side of described heat exchanger, and the outlet of described boiler is connected with hot water supply opening;
The other end of described first magnetic valve is connected with water supply pipe;
Described wastewater disposal basin, for storing bath wastewater, is provided with water storage entrance and discharge outlet bottom it;
The water storage entrance of described wastewater disposal basin is connected by the input of pipeline with described water pump;
The discharge outlet of described waste water time is by being connected with sewer pipe by the 4th magnetic valve;
Described water delivery side of pump is connected with one end of described heat exchanger cold side;
Described storage tank is placed in the eminence of toilet, and its top is provided with water inlet, bottom is provided with delivery port;
The water inlet of described storage tank is connected with the other end of described heat exchanger cold side;
The delivery port of described storage tank is connected with the water inlet pipe of described toilet by the second magnetic valve;
The water inlet pipe of described toilet is also connected with water supply pipe by the 3rd magnetic valve;
Described first water level sensor is arranged in described storage tank;
Described second water level sensor is arranged in described wastewater disposal basin;
Described control module is electrically connected with water pump, setting module, display module, heating module, first to fourth magnetic valve, water level sensor, temperature inductor respectively;
The method that described bath wastewater is recycled comprises following concrete steps:
Step 1), adopts the hot water temperature in temperature inductor induction heat water tank, and current hot water temperature is passed to described control module;
Step 2), adopt the height of water level in the first water level sensor induction storage tank, and current water storage water level is passed to described control module;
Step 3), adopts the height of water level in the second water level sensor induction storage tank, and current waste water level is passed to described control module;
Step 4), after receiving work order, control module controls the first magnetic valve and opens, and controls heating module heating, makes current hot water temperature equal the temperature set in setting module, meanwhile, controls display module and current hot water temperature is shown;
Step 5), current waste water level compares with the minimum waste water level preset by described control module, if current waste water level is more than or equal to the minimum waste water level preset, then control water pump by waste water through heat-exchanger pump in storage tank; If current waste water level is less than the minimum waste water level preset, then controls water pump and quit work;
Step 6), current waste water level compares with the highest waste water level preset by described control module, if current waste water level is more than or equal to the highest waste water level preset, then controls the 4th magnetic valve and opens, discharge waste water; If current waste water level is less than the highest waste water level preset, then controls the 4th magnetic valve and be in closed condition;
Step 7), described control module by current water storage water level and the minimum water storage water table ratio that presets comparatively, if current water storage water level is more than or equal to the minimum water storage water level preset, then control that the second magnetic valve is in open mode, the 3rd magnetic valve is in closed condition; If current water storage water level is less than the minimum water storage water level preset, then control that the second magnetic valve is in closed condition, the 3rd magnetic valve is in open mode;
Step 8), described control module by current water storage water level and the highest water storage water table ratio that presets comparatively, if current water storage water level is more than or equal to the highest water storage water level preset, then controls the 4th magnetic valve and opens, discharge waste water; If current water storage water level is less than the highest water storage water level preset, then controls the 4th magnetic valve and be in closed condition.
Adopt the present invention, on the one hand, the complete waste water of bathing is immediately pumped to the cold side of heat exchanger, running water just first absorbed the temperature of bath wastewater before entering water heater by the heat absorbing side of heat exchanger, decrease water heater burden, serve energy-conservation effect, on the other hand, because the waste water of having a bath is not dirty especially, meet the needs rushing toilet completely, in the present invention, after bath wastewater has been absorbed heat, be stored in storage tank, storage tank is connected with the water inlet pipe of toilet, simultaneously, storage tank is in the eminence of toilet, when the moisture storage capacity in storage tank meets the demands, adopt the water in storage tank to substitute running water and rush toilet, only when the moisture storage capacity in storage tank does not meet the demands time, running water is just used to rush toilet, save water energy.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, the top of described wastewater disposal basin is provided with filter.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, described filter adopts detachable connection with described wastewater disposal basin.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, described filter both sides are provided with slide block, and described wastewater disposal basin top is provided with the chute corresponding with described slide block, and described filter is connected by described slide block, chute with wastewater disposal basin.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, described heat exchanger adopts U-shaped pipe heat exchanger.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, outside described heat exchanger, be equipped with compensating ring.
Why arranging compensating ring, is because when heat exchanger middle shell expands different with tube bundle heat, compensating ring elastic deformation slowly can occur compensate the thermal expansion because thermal (temperature difference) stress causes.
The present invention adopts above technical scheme compared with prior art, has following technique effect:
1. structure is simple, easy to use;
2. make full use of the heat energy of bath wastewater, decrease electric energy and export;
3. utilize bath wastewater to rush toilet, save water energy.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure, 1-boiler, 2-heat exchanger, 3-wastewater disposal basin, 4-water pump, 5-storage tank, 6-toilet, 7-filter, 8-first magnetic valve, 9-second magnetic valve, 10-the 3rd magnetic valve, 11-the 4th magnetic valve.
Detailed description of the invention
Below in conjunction with accompanying drawing, technical scheme of the present invention is described in further detail:
As shown in Figure 1, the invention discloses a kind of method that bath wastewater is recycled, based on the system that a kind of bath wastewater is recycled, this system comprises boiler, heat exchanger, wastewater disposal basin, water pump, storage tank, toilet, setting module, display module, heating module, control module, first to fourth magnetic valve, the first water level sensor, the second water level sensor and temperature inductor;
Described heating module and temperature inductor are all arranged in described boiler,
The entrance of described boiler is connected with one end of described first magnetic valve by the heat absorbing side of described heat exchanger, and the outlet of described boiler is connected with hot water supply opening;
The other end of described first magnetic valve is connected with water supply pipe;
Described wastewater disposal basin, for storing bath wastewater, is provided with water storage entrance and discharge outlet bottom it;
The water storage entrance of described wastewater disposal basin is connected by the input of pipeline with described water pump;
The discharge outlet of described waste water time is by being connected with sewer pipe by the 4th magnetic valve;
Described water delivery side of pump is connected with one end of described heat exchanger cold side;
Described storage tank is placed in the eminence of toilet, and its top is provided with water inlet, bottom is provided with delivery port;
The water inlet of described storage tank is connected with the other end of described heat exchanger cold side;
The delivery port of described storage tank is connected with the water inlet pipe of described toilet by the second magnetic valve;
The water inlet pipe of described toilet is also connected with water supply pipe by the 3rd magnetic valve;
Described first water level sensor is arranged in described storage tank;
Described second water level sensor is arranged in described wastewater disposal basin;
Described control module is electrically connected with water pump, setting module, display module, heating module, first to fourth magnetic valve, water level sensor, temperature inductor respectively;
The method that described bath wastewater is recycled comprises following concrete steps:
Step 1), adopts the hot water temperature in temperature inductor induction heat water tank, and current hot water temperature is passed to described control module;
Step 2), adopt the height of water level in the first water level sensor induction storage tank, and current water storage water level is passed to described control module;
Step 3), adopts the height of water level in the second water level sensor induction storage tank, and current waste water level is passed to described control module;
Step 4), after receiving work order, control module controls the first magnetic valve and opens, and controls heating module heating, makes current hot water temperature equal the temperature set in setting module, meanwhile, controls display module and current hot water temperature is shown;
Step 5), current waste water level compares with the minimum waste water level preset by described control module, if current waste water level is more than or equal to the minimum waste water level preset, then control water pump by waste water through heat-exchanger pump in storage tank; If current waste water level is less than the minimum waste water level preset, then controls water pump and quit work;
Step 6), current waste water level compares with the highest waste water level preset by described control module, if current waste water level is more than or equal to the highest waste water level preset, then controls the 4th magnetic valve and opens, discharge waste water; If current waste water level is less than the highest waste water level preset, then controls the 4th magnetic valve and be in closed condition;
Step 7), described control module by current water storage water level and the minimum water storage water table ratio that presets comparatively, if current water storage water level is more than or equal to the minimum water storage water level preset, then control that the second magnetic valve is in open mode, the 3rd magnetic valve is in closed condition; If current water storage water level is less than the minimum water storage water level preset, then control that the second magnetic valve is in closed condition, the 3rd magnetic valve is in open mode;
Step 8), described control module by current water storage water level and the highest water storage water table ratio that presets comparatively, if current water storage water level is more than or equal to the highest water storage water level preset, then controls the 4th magnetic valve and opens, discharge waste water; If current water storage water level is less than the highest water storage water level preset, then controls the 4th magnetic valve and be in closed condition.
Adopt the present invention, on the one hand, the complete waste water of bathing is immediately pumped to the cold side of heat exchanger, running water just first absorbed the temperature of bath wastewater before entering water heater by the heat absorbing side of heat exchanger, decrease water heater burden, serve energy-conservation effect, on the other hand, because the waste water of having a bath is not dirty especially, meet the needs rushing toilet completely, in the present invention, after bath wastewater has been absorbed heat, be stored in storage tank, storage tank is connected with the water inlet pipe of toilet, simultaneously, storage tank is in the eminence of toilet, when the moisture storage capacity in storage tank meets the demands, adopt the water in storage tank to substitute running water and rush toilet, only when the moisture storage capacity in storage tank does not meet the demands time, running water is just used to rush toilet, save water energy.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, the top of described wastewater disposal basin is provided with filter.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, described filter adopts detachable connection with described wastewater disposal basin.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, described filter both sides are provided with slide block, and described wastewater disposal basin top is provided with the chute corresponding with described slide block, and described filter is connected by described slide block, chute with wastewater disposal basin.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, described heat exchanger adopts U-shaped pipe heat exchanger.
As the further prioritization scheme of method that a kind of bath wastewater of the present invention is recycled, outside described heat exchanger, be equipped with compensating ring.
Why arranging compensating ring, is because when heat exchanger middle shell expands different with tube bundle heat, compensating ring elastic deformation slowly can occur compensate the thermal expansion because thermal (temperature difference) stress causes.
Above-described detailed description of the invention; object of the present invention, technical scheme and beneficial effect are further described; be understood that; the foregoing is only the specific embodiment of the present invention; be not limited to the present invention; within the spirit and principles in the present invention all, any amendment made, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.

Claims (6)

1. the method for a bath wastewater recycling, based on the system that a kind of bath wastewater is recycled, this system comprises boiler, heat exchanger, wastewater disposal basin, water pump, storage tank, toilet, setting module, display module, heating module, control module, first to fourth magnetic valve, the first water level sensor, the second water level sensor and temperature inductor;
Described heating module and temperature inductor are all arranged in described boiler,
The entrance of described boiler is connected with one end of described first magnetic valve by the heat absorbing side of described heat exchanger, and the outlet of described boiler is connected with hot water supply opening;
The other end of described first magnetic valve is connected with water supply pipe;
Described wastewater disposal basin, for storing bath wastewater, is provided with water storage entrance and discharge outlet bottom it;
The water storage entrance of described wastewater disposal basin is connected by the input of pipeline with described water pump;
The discharge outlet of described waste water time is by being connected with sewer pipe by the 4th magnetic valve;
Described water delivery side of pump is connected with one end of described heat exchanger cold side;
Described storage tank is placed in the eminence of toilet, and its top is provided with water inlet, bottom is provided with delivery port;
The water inlet of described storage tank is connected with the other end of described heat exchanger cold side;
The delivery port of described storage tank is connected with the water inlet pipe of described toilet by the second magnetic valve;
The water inlet pipe of described toilet is also connected with water supply pipe by the 3rd magnetic valve;
Described first water level sensor is arranged in described storage tank;
Described second water level sensor is arranged in described wastewater disposal basin;
Described control module is electrically connected with water pump, setting module, display module, heating module, first to fourth magnetic valve, water level sensor, temperature inductor respectively;
It is characterized in that, the method that described bath wastewater is recycled comprises following concrete steps:
Step 1), adopts the hot water temperature in temperature inductor induction heat water tank, and current hot water temperature is passed to described control module;
Step 2), adopt the height of water level in the first water level sensor induction storage tank, and current water storage water level is passed to described control module;
Step 3), adopts the height of water level in the second water level sensor induction storage tank, and current waste water level is passed to described control module;
Step 4), after receiving work order, control module controls the first magnetic valve and opens, and controls heating module heating, makes current hot water temperature equal the temperature set in setting module, meanwhile, controls display module and current hot water temperature is shown;
Step 5), current waste water level compares with the minimum waste water level preset by described control module, if current waste water level is more than or equal to the minimum waste water level preset, then control water pump by waste water through heat-exchanger pump in storage tank; If current waste water level is less than the minimum waste water level preset, then controls water pump and quit work;
Step 6), current waste water level compares with the highest waste water level preset by described control module, if current waste water level is more than or equal to the highest waste water level preset, then controls the 4th magnetic valve and opens, discharge waste water; If current waste water level is less than the highest waste water level preset, then controls the 4th magnetic valve and be in closed condition;
Step 7), described control module by current water storage water level and the minimum water storage water table ratio that presets comparatively, if current water storage water level is more than or equal to the minimum water storage water level preset, then control that the second magnetic valve is in open mode, the 3rd magnetic valve is in closed condition; If current water storage water level is less than the minimum water storage water level preset, then control that the second magnetic valve is in closed condition, the 3rd magnetic valve is in open mode;
Step 8), described control module by current water storage water level and the highest water storage water table ratio that presets comparatively, if current water storage water level is more than or equal to the highest water storage water level preset, then controls the 4th magnetic valve and opens, discharge waste water; If current water storage water level is less than the highest water storage water level preset, then controls the 4th magnetic valve and be in closed condition.
2. the method for bath wastewater recycling according to claim 1, it is characterized in that, the top of described wastewater disposal basin is provided with filter.
3. the method for bath wastewater recycling according to claim 2, it is characterized in that, described filter adopts detachable connection with described wastewater disposal basin.
4. the method for bath wastewater recycling according to claim 3, it is characterized in that, described filter both sides are provided with slide block, and described wastewater disposal basin top is provided with the chute corresponding with described slide block, and described filter is connected by described slide block, chute with wastewater disposal basin.
5. the method for bath wastewater recycling according to claim 1, it is characterized in that, described heat exchanger adopts U-shaped pipe heat exchanger.
6. the method for bath wastewater recycling according to claim 4, is characterized in that, be equipped with compensating ring outside described heat exchanger.
CN201410506695.0A 2014-09-28 2014-09-28 Method for recycling bathing wastewater Withdrawn CN104266343A (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
CN201410506695.0A CN104266343A (en) 2014-09-28 2014-09-28 Method for recycling bathing wastewater

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104913494A (en) * 2015-05-26 2015-09-16 陈苏 Constant-temperature water heater of bathtub
CN105258337A (en) * 2015-09-17 2016-01-20 哈尔滨市金京锅炉有限公司 Boiler special for bathing
CN106368262A (en) * 2016-09-26 2017-02-01 北京小米移动软件有限公司 Flush toilet and water supply method of flush toilet
CN107143007A (en) * 2017-05-27 2017-09-08 衡阳师范学院 Mousehold water saving control system and control method
CN111335398A (en) * 2020-03-05 2020-06-26 徐州工业职业技术学院 Secondary utilization device for domestic water and rainwater
CN111779067A (en) * 2019-12-11 2020-10-16 汨罗市华科环保机械设备有限公司 Stainless steel waste water recycling device
CN112254831A (en) * 2020-10-26 2021-01-22 湖南衡标检测技术有限公司 Deep water temperature measuring device for wastewater monitoring

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JPS60138356A (en) * 1983-12-26 1985-07-23 Mitsubishi Electric Corp Hot water storage type hot water supplier
CN2488974Y (en) * 2000-11-25 2002-05-01 孙长珊 Secondary water automatic utilization device for domestic sewage re-use
CN2926333Y (en) * 2006-06-28 2007-07-25 何建华 Water-saving and energy-saving circulating system of bathroom
CN200971529Y (en) * 2006-08-21 2007-11-07 肖树勋 Device for reusing domestic waste water
CN201276728Y (en) * 2008-08-08 2009-07-22 尤铁学 Household water-saving energy-saving apparatus
CN102322088A (en) * 2011-07-04 2012-01-18 上海电力学院 Domestic kitchen and bath waste water integrative utilization system
CN203270698U (en) * 2013-04-19 2013-11-06 张璐千 Domestic water recycling device
CN203489467U (en) * 2013-08-28 2014-03-19 李仁越 Waste water and waste heat recovery water heater with waste water usable secondarily

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS60138356A (en) * 1983-12-26 1985-07-23 Mitsubishi Electric Corp Hot water storage type hot water supplier
CN2488974Y (en) * 2000-11-25 2002-05-01 孙长珊 Secondary water automatic utilization device for domestic sewage re-use
CN2926333Y (en) * 2006-06-28 2007-07-25 何建华 Water-saving and energy-saving circulating system of bathroom
CN200971529Y (en) * 2006-08-21 2007-11-07 肖树勋 Device for reusing domestic waste water
CN201276728Y (en) * 2008-08-08 2009-07-22 尤铁学 Household water-saving energy-saving apparatus
CN102322088A (en) * 2011-07-04 2012-01-18 上海电力学院 Domestic kitchen and bath waste water integrative utilization system
CN203270698U (en) * 2013-04-19 2013-11-06 张璐千 Domestic water recycling device
CN203489467U (en) * 2013-08-28 2014-03-19 李仁越 Waste water and waste heat recovery water heater with waste water usable secondarily

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104913494A (en) * 2015-05-26 2015-09-16 陈苏 Constant-temperature water heater of bathtub
CN105258337A (en) * 2015-09-17 2016-01-20 哈尔滨市金京锅炉有限公司 Boiler special for bathing
CN106368262A (en) * 2016-09-26 2017-02-01 北京小米移动软件有限公司 Flush toilet and water supply method of flush toilet
CN107143007A (en) * 2017-05-27 2017-09-08 衡阳师范学院 Mousehold water saving control system and control method
CN111779067A (en) * 2019-12-11 2020-10-16 汨罗市华科环保机械设备有限公司 Stainless steel waste water recycling device
CN111335398A (en) * 2020-03-05 2020-06-26 徐州工业职业技术学院 Secondary utilization device for domestic water and rainwater
CN112254831A (en) * 2020-10-26 2021-01-22 湖南衡标检测技术有限公司 Deep water temperature measuring device for wastewater monitoring

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Application publication date: 20150107