CN209310553U - Low-temperature wastewater, waste heat recovery plant - Google Patents
Low-temperature wastewater, waste heat recovery plant Download PDFInfo
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- CN209310553U CN209310553U CN201822058893.1U CN201822058893U CN209310553U CN 209310553 U CN209310553 U CN 209310553U CN 201822058893 U CN201822058893 U CN 201822058893U CN 209310553 U CN209310553 U CN 209310553U
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Abstract
The utility model provides a kind of low-temperature wastewater, waste heat recovery plant, belong to technical field of energy utilization, which is characterized in that including water treatment water tank, hot water taking case and heating system, water treatment tank outlet is connect with hot water taking tank inlet, and hot water taking case is connect with heating system.Water treatment water tank and hot water taking case are to be connected in series, spent hot water after bathing first carries out purified treatment in water treatment water tank, heat is transmitted to heating system return water by coiled water-water heat exchanger again, purified water fills into heating system on the spot, such reciprocation cycle, waste heat, waste water are recycled, mass energy is saved.
Description
Technical field
The utility model relates to technical field of energy utilization, and in particular to a kind of low-temperature wastewater, waste heat recovery plant.
Background technique
With the raising of resident living quality, the cell of general hotel and last decade or so construction has concentration hot water
Supply, for the life aspect such as bathing, waste water of the use temperature after 40 DEG C or so, resident's bathing after generally adjusting is usually straight
Run in into waste pipe system, low-temperature heat quantity contained in these waste water is not utilized effectively.And it is cleaner
Water is usually transported to sewage treatment plant and is handled without processing application nearby, and the relative complex processing cost of technique is high, conveys
It is at high cost, it should to try every possible means these low-temperature water heatings to apply, have great significance at energy conservation, water-saving aspect.
In China's winter heating system, floor heating water supply mostly uses 30-40 DEG C of water temperature, and radiator water supply mostly uses 70 DEG C of left sides
Right water supply.And heating system generallys use heating station and is heated, general 100 DEG C of heat source water or so of heating station, over the ground
Warm or radiator return water is heated, and heating system return water is heated to being recycled after meeting the requirements.
There is the low-temperature wastewaters direct emission such as a large amount of bath wastewaters in China in per winter year, if this part thermal water utilization risen
Come, for heating to heating system, has huge applications prospect, and have tremendous contribution at energy conservation, water-saving aspect.
Utility model content
In order to further increase energy-saving effect, the waste of the low-temperature wastewaters such as bathing in the prior art is solved the problems, such as, this is practical
It is novel to propose a kind of low-temperature wastewater, waste heat recovery plant, by waste heat, wastewater application in the recovery system of resident's heating, complete water
Matter purification, heat recovery and utilization.
The technical solution of the utility model is, a kind of low-temperature wastewater, waste heat recovery plant, including water treatment water tank, takes
Boiler and heating system, water treatment tank outlet are connect with hot water taking tank inlet, and hot water taking case is connect with heating system,
It is characterized in that,
The water treatment tank entry is equipped with waste water input channel, is successively arranged waste water inlet on waste water input channel
Valve, filter and water tank inlet valve；Dosing valve and the first air valve are additionally provided on water treatment water tank；Water treatment water tank bottom
It is unilateral to be set as downwardly projecting structure, primary slag dirt accumulation regions are formed, primary slag dirt accumulation regions bottom is arranged equipped with the first blowdown
Slag valve；Water treatment water tank bottom another side is equipped with purified treated the first water outlet of waste water, and first water outlet is logical
The first output channel is crossed to connect with hot water taking tank inlet；First output channel is equipped with draining pump.
Preferably, hot water taking bottom portion is unilateral is set as downwardly projecting structure, forms secondary slag dirt accumulation regions, secondary slag
Dirty accumulation regions bottom is equipped with the second blowdown residual cake valve, and hot water taking bottom portion another side is equipped with the second water outlet.
Preferably, second water outlet is connect by the second output channel with the entrance of coiled water-water heat exchanger, institute
The second output channel is stated equipped with small pump and water compensating valve.
Preferably, the heating system includes floor heating custom system, heating station and radiator custom system, the heating station
Outlet is connect with the entrance of floor heating custom system and radiator custom system.
Preferably, the hot water taking case treated for holding water treatment water tank hot water, water in the hot water taking case
To have coiled water-water heat exchanger, the entrance and heating system low-temperature return water of the coiled water-water heat exchanger connect bit line
It connects, the outlet of coiled water-water heat exchanger is connect with heating station entrance and floor heating custom system entrance.
Preferably, the coiled water-water heat exchanger is connect with water water supply line with floor heating custom system by floor heating, institute
Floor heating water water supply line is stated equipped with the first valve and hot water regulating valve, the heating station outlet in floor heating custom system
The connection of hot water regulating valve.
Preferably, the outlet of the coiled water-water heat exchanger is connect by connecting pipe with heating station entrance, connecting tube
Road is equipped with heating station imported valve.
Preferably, the heating station outlet is flowed by the hot water after going floor heating user's water supply valve to control heat station heats
Floor heating custom system；
Floor heating custom system water outlet connection floor heating water return pipeline, radiator custom system water outlet connection radiator return pipe
Road, floor heating water return pipeline merge into heating system low-temperature return water pipeline, heating system low temperature after connecting with radiator water return pipeline
Water return pipeline is connect with coiled water-water heat exchanger entrance, and junction is equipped with heating system low-temperature return water valve；
The exit of the floor heating custom system is equipped with floor heating low-temperature return water valve.
Preferably, the hot water taking box top is equipped with the second air valve.
The innovative point and beneficial effect of the utility model are:
(1) wastewater purification and cryogenic heat wasting utilization are combined setting, the low temperature waste heat water of concentration is introduced into water
Matter handles water tank and carries out purified treatment, enters back into hot water taking case by coiled water-water heat exchanger and heat is transmitted to heating system, energy
Enough realize utilizes the waste heat of low-temperature wastewater, is suitable for various resident gathering areas.It can be directly used for floor heating user confession
It is warm, heating cost can be greatlyd save, in addition can also be heated by being used for radiator user after heat station heats, or for ground
Warm user's lower water temperature, can be realized the effective use to waste heat.
(2) heating system can also directly be filled by carrying out purified waste water twice through water treatment water tank and hot water taking case,
With make up in heating process because leakage etc. caused by water loss, reach water reuse purpose.
Detailed description of the invention
Fig. 1 is a kind of low-temperature wastewater provided by the utility model, waste heat recovery plant schematic diagram.
Attached concrete meaning marked in the figure is as follows:
1- water treatment water tank；2- hot water taking case；3- waste water inlet valve；4- filter；5- water tank inlet valve；6- dosing
Valve；The first air valve of 7-；8- draining pump；9- the first blowdown residual cake valve；10- small pump；11- the second blowdown residual cake valve；12- moisturizing
Valve；13- coiled water-water heat exchanger；14- radiator custom system；15- hot water regulating valve；The first valve of 16-；17- heating station
Imported valve；18- heating station；19- floor heating custom system；20- removes floor heating user's water supply valve；21- floor heating low-temperature return water valve；
22- heating system low-temperature return water valve；The second air valve of 23-.
Specific embodiment
Specific embodiment of the present invention is described with reference to the accompanying drawings and embodiments:
It is as shown in Figure 1 a kind of low-temperature wastewater provided by the utility model, waste heat recovery plant, including water treatment water tank
1, the equipment such as hot water taking case 2 are completed the recycling of purification of water quality and heat by them.Water treatment water tank is equipped with waste water inlet
Valve 3, filter 4, water tank inlet valve 5, dosing valve 6, the first air valve 7 and the first blowdown residual cake valve 9, and external draining pump 8, take
Coiled water-water heat exchanger 13 is equipped with inside boiler, external small pump 10, the first valve 16, adds second blowdown residual cake valve 11
Heat stations imported valve 17.
In use, the low temperature waste heat water concentrated in cell is connect with filter 4, filtered water enters water treatment water
Case 1, for water treatment water tank through 6 Injection Water Treatments drug of dosing valve, the predominantly water quality stabilizers such as scale remover, removing can in water
The ingredient for generating dirt is discharged fine grained slag by the first blowdown residual cake valve 9 of 1 bottom of water treatment water tank, completes waste water
The task of purification.Clean water is inputted hot water taking case 2 by subsequent draining pump 8, is equipped with coil pipe below water level line in hot water taking case 2
Formula water-water heat exchanger 13, for the heat of low-temperature water heating to be transmitted to heating system return water, floor heating custom system 19 and radiator are used
In the equal input disc tubular type water-water heat exchanger 13 of the return water of family system 14.2 lowest part of hot water taking case is equipped with the second blowdown residual cake valve
11, for fine grained slag to be discharged.The outlet of coiled water-water heat exchanger 13 connects the first valve, will reach floor heating after heating
The hot water (generally 30-40 DEG C) of temperature standard directly for floor heating user, as temperature deficiency can with heat supply network heating station 18 come heat
Water inputs floor heating custom system 19 by hot water regulating valve 15 and adjusts water temperature, to meet user demand, rest part water continue from
The outlet of coiled water-water heat exchanger 13 flows into heat supply network heating station 18 and heats, and radiator custom system 14 is delivered to after heating.Heat supply
System can generate moisture loss because of leakage etc. in heating process, therefore the purified water small pump 10 of hot water taking case 2 passes through benefit
Water valve 12 inputs heating system as moisturizing, and to substitute original 18 moisturizing of heat supply network heating station, such reciprocation cycle is realized useless
It is hot, waste water to recycle.
In the present embodiment, the outlet of heat supply network heating station 18 is added by going floor heating user water supply valve 20 to control heat supply network heating station 18
Hot water after heat flows into 19 flow of floor heating custom system；The outlet of floor heating custom system 19 connection floor heating water return pipeline, radiator are used
The outlet of family system 14 connection radiator water return pipeline, floor heating water return pipeline merge into heat supply system after connecting with radiator water return pipeline
System low-temperature return water pipeline, heating system low-temperature return water pipeline are connect with 13 entrance of coiled water-water heat exchanger, and junction, which is equipped with, to be supplied
Hot systems low-temperature return water valve 22.The exit of floor heating custom system 19 is equipped with floor heating low-temperature return water valve 21.Hot water taking case top
Portion is additionally provided with the second air valve 23.
In the present embodiment, water treatment water tank 1, hot water taking case 2 is disposed as unilateral downwardly projecting structure, and it is poly- to form slag dirt
Ji Qu, cooperation scale remover further realize water body purification.Wherein, water treatment water tank 1 and hot water taking case 2 use thermal insulation material
It is made, or coats thermal insulation material on surface, to realize the heat preservation of waste water.
According to calculating, mass energy can be saved using waste water provided by the utility model, waste heat device: with one million
It for the medium-sized city of population, has a bath within one week per capita in heating period primary, uses 100 kilograms of water every time, 1 year 20 weeks heating time,
2,000,000 tons of bath water.The heat and water that can be recycled by the utility model are 90% calculating, every year recyclable 1,800,000 tons of water,
Recycle 18.75 ten thousand giggio of heat.
Specific embodiment of the present utility model has made detailed explanation to the content of the utility model, but does not limit to
The present embodiment, those skilled in the art are according to the present utility model to enlighten any obvious change done, and belongs to this
The range of utility model rights protection.
Claims (9)
1. a kind of low-temperature wastewater, waste heat recovery plant, including water treatment water tank, hot water taking case and heating system, water treatment
Tank outlet is connect with hot water taking tank inlet, and hot water taking case is connect with heating system, which is characterized in that
The water treatment tank entry is equipped with waste water input channel, is successively arranged waste water inlet valve, mistake on waste water input channel
Filter and water tank inlet valve；Dosing valve and the first air valve are additionally provided on water treatment water tank；Water treatment water tank bottom is unilateral
It is set as downwardly projecting structure, forms primary slag dirt accumulation regions, primary slag dirt accumulation regions bottom is equipped with the first blowdown residual cake valve；
Water treatment water tank bottom another side is equipped with purified treated the first water outlet of waste water, and first water outlet passes through first
Output channel is connect with hot water taking tank inlet；First output channel is equipped with draining pump.
2. a kind of low-temperature wastewater as described in claim 1, waste heat recovery plant, which is characterized in that hot water taking bottom portion
It is unilateral to be set as downwardly projecting structure, secondary slag dirt accumulation regions are formed, secondary slag dirt accumulation regions bottom is equipped with the second blowdown residual cake valve,
Hot water taking bottom portion another side is equipped with the second water outlet.
3. a kind of low-temperature wastewater as claimed in claim 2, waste heat recovery plant, which is characterized in that the hot water taking case is used for
Water treatment water tank is held treated hot water, water level line is in the hot water taking case to have coiled water-water heat exchanger, institute
The entrance for stating coiled water-water heat exchanger is connect with heating system low-temperature return water；Second water outlet passes through the second efferent duct
Road is connect with the entrance of coiled water-water heat exchanger, and second output channel is equipped with small pump and water compensating valve.
4. a kind of low-temperature wastewater as claimed in claim 3, waste heat recovery plant, which is characterized in that the heating system includes
Floor heating custom system, heating station and radiator custom system, the heating station outlet are used with floor heating custom system and radiator
The entrance of family system connects.
5. a kind of low-temperature wastewater as claimed in claim 4, waste heat recovery plant, which is characterized in that coiled water-water heat exchanger
Outlet connect with heating station entrance and floor heating custom system entrance.
6. a kind of low-temperature wastewater as claimed in claim 5, waste heat recovery plant, which is characterized in that the coiled water-water changes
Hot device is connect with water water supply line with floor heating custom system by floor heating, and the floor heating is equipped with the first valve with water water supply line
With hot water regulating valve, the heating station outlet is connect with the hot water regulating valve in floor heating custom system.
7. a kind of low-temperature wastewater as claimed in claim 5, waste heat recovery plant, which is characterized in that the coiled water-water changes
The outlet of hot device is connect by connecting pipe with heating station entrance, and connecting pipe is equipped with heating station imported valve.
8. a kind of low-temperature wastewater as claimed in claim 5, waste heat recovery plant, which is characterized in that the heating station outlet is logical
Past floor heating user's water supply valve controls the hot water inflow floor heating custom system after heat station heats；
Floor heating custom system water outlet connection floor heating water return pipeline, radiator custom system water outlet connection radiator water return pipeline, ground
Warm water return pipeline merges into heating system low-temperature return water pipeline, heating system low-temperature return water pipe after connecting with radiator water return pipeline
Road is connect with coiled water-water heat exchanger entrance, and junction is equipped with heating system low-temperature return water valve；
The exit of the floor heating custom system is equipped with floor heating low-temperature return water valve.
9. a kind of low-temperature wastewater as described in claim 1, waste heat recovery plant, which is characterized in that the hot water taking box top
Equipped with the second air valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058893.1U CN209310553U (en) | 2018-12-10 | 2018-12-10 | Low-temperature wastewater, waste heat recovery plant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822058893.1U CN209310553U (en) | 2018-12-10 | 2018-12-10 | Low-temperature wastewater, waste heat recovery plant |
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| Publication Number | Publication Date |
|---|---|
| CN209310553U true CN209310553U (en) | 2019-08-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822058893.1U Active CN209310553U (en) | 2018-12-10 | 2018-12-10 | Low-temperature wastewater, waste heat recovery plant |
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| Country | Link |
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| CN (1) | CN209310553U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351120A (en) * | 2020-03-28 | 2020-06-30 | 山东理工职业学院 | Household heat exchanger using reclaimed water |
-
2018
- 2018-12-10 CN CN201822058893.1U patent/CN209310553U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111351120A (en) * | 2020-03-28 | 2020-06-30 | 山东理工职业学院 | Household heat exchanger using reclaimed water |
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