CN106927527B - Low-energy-consumption water purifier - Google Patents
Low-energy-consumption water purifier Download PDFInfo
- Publication number
- CN106927527B CN106927527B CN201710129888.2A CN201710129888A CN106927527B CN 106927527 B CN106927527 B CN 106927527B CN 201710129888 A CN201710129888 A CN 201710129888A CN 106927527 B CN106927527 B CN 106927527B
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- heat
- chamber
- air
- energy consumption
- purification machine
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 111
- 238000005265 energy consumption Methods 0.000 title claims abstract description 38
- 230000008016 vaporization Effects 0.000 claims abstract description 28
- 238000010438 heat treatment Methods 0.000 claims abstract description 19
- 238000002156 mixing Methods 0.000 claims abstract description 16
- 238000000746 purification Methods 0.000 claims description 44
- 239000007921 spray Substances 0.000 claims description 16
- 239000002918 waste heat Substances 0.000 claims description 16
- 238000000889 atomisation Methods 0.000 claims description 13
- 230000005484 gravity Effects 0.000 claims description 13
- 239000010865 sewage Substances 0.000 claims description 12
- 238000011084 recovery Methods 0.000 claims description 10
- 239000008399 tap water Substances 0.000 claims description 6
- 235000020679 tap water Nutrition 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 3
- 238000009834 vaporization Methods 0.000 abstract description 10
- 230000015572 biosynthetic process Effects 0.000 abstract 1
- 238000004134 energy conservation Methods 0.000 abstract 1
- 238000002360 preparation method Methods 0.000 abstract 1
- 239000007789 gas Substances 0.000 description 10
- 239000003595 mist Substances 0.000 description 8
- 238000004821 distillation Methods 0.000 description 7
- 101150006257 rig-4 gene Proteins 0.000 description 5
- 239000000443 aerosol Substances 0.000 description 3
- 239000000203 mixture Substances 0.000 description 3
- 238000009833 condensation Methods 0.000 description 2
- 230000005494 condensation Effects 0.000 description 2
- 239000002360 explosive Substances 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F1/00—Treatment of water, waste water, or sewage
- C02F1/02—Treatment of water, waste water, or sewage by heating
- C02F1/04—Treatment of water, waste water, or sewage by heating by distillation or evaporation
- C02F1/042—Prevention of deposits
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2103/00—Nature of the water, waste water, sewage or sludge to be treated
- C02F2103/02—Non-contaminated water, e.g. for industrial water supply
- C02F2103/04—Non-contaminated water, e.g. for industrial water supply for obtaining ultra-pure water
-
- C—CHEMISTRY; METALLURGY
- C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
- C02F2201/00—Apparatus for treatment of water, waste water or sewage
- C02F2201/002—Construction details of the apparatus
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Water Supply & Treatment (AREA)
- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Heat Treatment Of Water, Waste Water Or Sewage (AREA)
Abstract
The invention discloses a low-energy-consumption water purifier, which is sequentially communicated with a high-energy airflow generating device, an atomizing and mixing device, an expansion and vaporization device and a heat exchange device. The invention discloses a low-energy-consumption water purifier, which is suitable for the field of pure water preparation. The invention has the advantages of simplicity, practicability, energy conservation, high efficiency and no scale formation on the heating device, thereby greatly prolonging the service life of the equipment.
Description
[technical field]
The present invention relates to a kind of water purification machines, and in particular to a kind of low energy consumption water purification machine.
[background technique]
Water purification machine is roughly divided into two classes in the market, and one kind is filtering type, and one kind is distillation type.The water purification machine of distillation type is general
It is directly to be contacted with heater to generate steam by water, perplexs by scale, maintenance is extremely inconvenient, but water quality is qualified,
Real " pure " rank can be reached, so being only limited to laboratory use.
Traditional distillation type water purification machine is relative to filtering type water purification machine, the problem that also has power consumption excessive.
The present invention is that a kind of water purification machine of really low-power consumption of " pure " is provided for society.
[summary of the invention]
The purpose of the present invention is to overcome the shortcomings of the prior art and to provide a kind of simple and practical, energy-efficient low energy consumption is pure
Water dispenser.
The present invention is achieved by the following technical solutions:
A kind of low energy consumption water purification machine, it is characterised in that: communicated including being sequentially connected:
High energy air-stream generating device which is provided with air inlet, heating air be equipped in the high energy air-stream generating device
Heating device;
It is atomized mixing arrangement, including inlet plenum and spray chamber, one section of constriction is equipped between the inlet plenum and spray chamber
Airflow channel, the atomization mixing arrangement are equipped with water inlet, and the water inlet is connected to the airflow channel;
Vapourizing unit is expanded, which is provided with the vaporizing chamber being connected to the spray chamber, the volume of the vaporizing chamber is big
In the volume of the spray chamber;
Heat-exchanger rig, it is interior to be equipped with a heat exchanging chamber being connected to the vaporizing chamber, it is equipped with heat exchanger tube in the heat exchanging chamber,
Described heat exchanger tube one end stretches out in outside heat exchanging chamber and is connected to the water inlet of atomization mixing arrangement, the external tap water of the other end, institute
It states heat exchanging chamber and is additionally provided with heat exchanging chamber outlet.
Low energy consumption water purification machine as described above, it is characterised in that be also connected between the air inlet and heat exchanging chamber outlet to
A few waste-heat recovery device, the waste-heat recovery device is interior to be equipped with heat-exchanging chamber, is equipped with both ends nozzle in the heat-exchanging chamber
The heat-exchange tube of heat-exchanging chamber is stretched out in, the heat-exchanging chamber is equipped with air intake and air outlet slit, the air outlet slit
It is connected to air inlet, the heat exchanging chamber outlet of the heat-exchange tube and heat-exchanger rig.
Low energy consumption water purification machine as described above, it is characterised in that the expansion vapourizing unit lower end is also connected with gravity blowdown
Device, the gravity blowdown apparatus includes cylinder, and the cylinder is equipped with sewage draining exit and air pressure balance mouth, is equipped in the cylinder multiple
Position spring and the piston being set on the reset spring, the piston includes upper chamber and lower chambers, and the reset spring is stretched
Enter in lower chambers, the side wall of the upper chamber is equipped with through-hole, and the side wall of the lower chambers is equipped with through slot, and the through-hole and through slot exist
It can be communicated respectively with the sewage draining exit and air pressure balance mouth in the stroke of piston.
Low energy consumption water purification machine as described above, it is characterised in that the piston outer periphery is equipped with sealing ring.
Low energy consumption water purification machine as described above, it is characterised in that the heating device is pipeline heater.
Low energy consumption water purification machine as described above, it is characterised in that the water inlet is also connected with water tank.
Low energy consumption water purification machine as described above, it is characterised in that the inlet plenum is in cone close to the section chambers of airflow channel
Shape.
Low energy consumption water purification machine as described above, it is characterised in that the spray chamber and expansion vapourizing unit are connected by long tube
It connects.
Low energy consumption water purification machine as described above, it is characterised in that the long tube is straight tube, helix tube or coil pipe.
Low energy consumption water purification machine as described above, it is characterised in that the vaporizing chamber is spherical in shape.
Compared with prior art, the present invention has the following advantages:
1. low energy consumption water purification machine of the present invention by heating air formed high temperature gas flow and with water mixed aerosol, and it is swollen
Swollen vaporization is finally condensed into pure water, and the problem of distillation type water purification machine heating device is easy to produce scale has been solved perfectly, so that should
Low energy consumption water purification machine is convenient for safeguarding, and service life is extended;
2. low energy consumption water purification machine of the present invention is by heat exchange and waste heat recycling, the energy of actual consumption of the present invention is only
The heat radiation of the power consumption and this device that are confined to blower is lost, and heat of vaporization of this energy relative to water can be ignored simply
Disregard, sees the energy consumption of entire water purification machine close to the level of distillation type water purification machine on the whole;
3. gravity blowdown apparatus of the present invention controls through-hole on piston and mudhole by the lifting of piston
Connection, and the air pressure of two chambers up and down of the air pressure balance mouth dummy piston by being located at lower chambers, so that upper chamber can
To realize automatic pollution discharge according to sewage self gravity in the case where reset spring is supported, the apparatus structure is simple, practical reliable.
[Detailed description of the invention]
Fig. 1 is the perspective view of low energy consumption water purification machine of the present invention;
Fig. 2 is the explosive view of low energy consumption water purification machine of the present invention;
Fig. 3 is the partial sectional view of high energy air-stream generating device of the present invention;
Fig. 4 is the cross-sectional view of atomization mixing arrangement of the present invention;
Fig. 5 is the partial sectional view of expansion vapourizing unit of the present invention;
Fig. 6 is the partial sectional view of condensing unit or heat recovery apparatus of the present invention;
Fig. 7 is the perspective view of gravity blowdown apparatus of the present invention;
Fig. 8 is the explosive view of gravity blowdown apparatus of the present invention;
Fig. 9 is the cross-sectional view of gravity blowdown apparatus of the present invention;
Figure 10 is the perspective view of piston of the present invention.
[specific embodiment]
It elaborates with reference to the accompanying drawing to embodiments of the present invention:
As shown in Figures 1 to 6, a kind of low energy consumption water purification machine of the present invention communicates: high energy air-flow including being sequentially connected
Generating device 1 which is provided with air inlet 11, the heating device 12 of heating air be equipped in the high energy air-stream generating device 1;
It is atomized mixing arrangement 2, including inlet plenum 21 and spray chamber 23, one is equipped between the inlet plenum 21 and spray chamber 23
The airflow channel 22 of section constriction, the atomization mixing arrangement 2 are equipped with water inlet 24, the water inlet 24 and the airflow channel
22 connections;
Vapourizing unit 3 is expanded, which is provided with the vaporizing chamber 30 being connected to the spray chamber 23, the vaporizing chamber 30
Volume is greater than the volume of the spray chamber 23;
Heat-exchanger rig 4, it is interior to be equipped with a heat exchanging chamber 40 being connected to the vaporizing chamber 30, it is equipped in the heat exchanging chamber 40
Heat exchanger tube 41, described 41 one end of heat exchanger tube stretches out in outside heat exchanging chamber 40 and is connected to the water inlet 24 of atomization mixing arrangement 2, another
External tap water is held, the heat exchanging chamber 40 is additionally provided with heat exchanging chamber outlet 402.Low energy consumption water purification machine of the present invention passes through heating
Air formed high temperature gas flow and with water mixed aerosol, and expand vaporization be finally condensed into pure water, distillation type pure water has been solved perfectly
The problem of machine heating device is easy to produce scale, so that the low energy consumption water purification machine is convenient for safeguarding, service life is extended
Specifically, the high energy air-stream generating device 1 is equipped with air outlet 13, it is located at adding in high energy air-stream generating device 1
Thermal 12 is pipeline heater, is wound with heating wire thereon, and heating wire periphery is equipped with heat exchanger channels, and air is through air inlet 11
Into 1 inner cavity of high energy air-stream generating device, high temperature gas flow is formed through electric-heating-wire-heating and is discharged from air outlet 13.
The airflow channel 22 and the T-shaped distribution of intake tunnel, high temperature gas flow of the atomization mixing arrangement 2 enter airflow channel
After 22, flow velocity is big, and pressure is small, and according to bernoulli principle, water is inhaled into airflow channel 22 by water inlet 24 and high temperature gas flow is mixed
Merge and ultimately forms water mist in spray chamber 23.In addition, the airflow channel 22 can be set multiple in order to generate more vapor.
The inlet plenum 21 is tapered close to the section chambers of airflow channel 22, and the purpose designed in this way is so that air is through conical cavity
Room can further be raised speed after entering airflow channel.
The vaporizing chamber 30 of the expansion vapourizing unit 3 is spherical in shape, is also possible to cylindricality etc., volume is approximately for vaporization
1600 times of the volume of water, spherical inner chamber is conducive to the vaporization of water mist and the impurity that cannot vaporize is in bottom deposit.Vaporizing chamber
30 are equipped with air intake 31, main venthole 32 and secondary venthole 33, which is additionally provided with outlet of sewer 34, it is described into
It steam ports 31 and is connected on atomization mixing arrangement 2, water mist is after the entrance of air intake 31 in 30 rapid spatial expansion of vaporizing chamber and shape
At vapor.
The heat exchanging chamber 40 of the heat-exchanger rig 4 is equipped with heat exchanging chamber entrance 401, which connects expansion of vapo(u)r
3 main venthole 32 is set in makeup, and heat exchanger tube 41 is equipped with water inlet 411 and water outlet 412, and the water inlet 411 for being connected to outside
Carry out water pipe, the water outlet 412 is then connected to the water inlet 24 of atomization mixing arrangement 2, further, for the storage convenient for water inlet 24
Water, is also connected with water tank 25 on the water inlet 24, and the water outlet 412 is connected on water tank 25 by pipeline.It should
The part heat of vaporization discharged when heat-exchanger rig condenses steam is used to the preheating that heats up to the tap water into water inlet, completes first
Secondary waste heat recycles (heat exchange).
Be connected between the heat exchanging chamber of the air inlet 11 of the high energy air-stream generating device 1 and heat-exchanger rig 4 outlet 402 to
A few waste-heat recovery device 5, the present invention are convenient for statement, by taking connection one as an example.The waste-heat recovery device 5 substantially be also
One heat exchanger, acting on is also heat exchange, in 4 structure of waste-heat recovery device 5 and heat-exchanger rig used by the technical program
It is identical, it is only different in the connection of pipeline.Heat-exchanging chamber 50, the heat exchange are equipped in the waste-heat recovery device 5
The heat-exchange tube 51 of heat-exchanging chamber 50 is stretched out in room 50 equipped with both ends nozzle, the heat-exchanging chamber 50 is equipped with air intake
501 and air outlet slit 502, can connect on the air intake 501 blower or air compressor etc. for gas supply device, institute
It states air outlet slit 502 to be connected to air inlet 11, the heat-exchange tube 51 is equipped with water inlet 511 and water outlet 512, the water inlet
511 are connected to heat exchanging chamber outlet 402, and the water outlet 512 finally flows out pure water made from the water purification machine.It is recycled by the waste heat
Device 5 is second heat-exchanger rig, gas-vapor mix and air progress heat exchange in critical state can be realized second
Secondary waste heat recycles (heat exchange).According to the working condition of whole device, multiple waste heat recycling can also be carried out and (for example increased several
Heat-exchanger rig), until vapor total condensation is at pure water at room temperature.
Gravity blowdown apparatus 6, the gravity blowdown can also be connected on the outlet of sewer 34 of the expansion vapourizing unit 3
Device 6 includes cylinder 60, and the cylinder 60 is equipped with sewage draining exit 61 and air pressure balance mouth 62, is equipped with reset spring in the cylinder 60
63 and the piston 64 that is set on the reset spring 63, the piston 64 includes upper chamber 641 and lower chambers 642, described multiple
Position spring 63 protrudes into lower chambers 642, and the side wall of the upper chamber 641 is equipped with through-hole 643, and the side wall of the lower chambers 642 is set
There is through slot 644, the through-hole 643 and through slot 644 can be gentle with the sewage draining exit 61 respectively in the stroke of piston 64
Pressure balance port 62 communicates, and the air pressure balance mouth 62 is then connected to the secondary venthole 33 of expansion vapourizing unit 3.
Specifically, the piston 64 can be up and down in cylinder 60 by the support of reset spring 63, upper chamber 641
Sewage is filled for product, as the accumulation of sewage is so that piston 63 presses down, until through-hole 643 is connected to sewage draining exit 61, dirt at this time
Water discharge.And through slot 644 and the connection of air pressure balance mouth 62 can balance the air pressure of upper chamber 641 and lower chambers 642 to exclude
Pressure difference, it is ensured that reset spring 63 is only gradually reduced with the increase of sewage weight.
64 periphery of piston is equipped with sealing ring 65, which is at least 1, and position is located at the through slot 644
Upside;It can also be 2, be respectively provided at the two sides of the through-hole 643, the i.e. periphery of upper chamber 641 and lower chambers 642 each one
A, its object is to prevent sewage pollution air pressure balance mouth 12.
The spray chamber 23 is connected with vaporizing chamber 30 by long tube, which is that can be straight tube, helix tube, the classes such as coil pipe
(do not show in figure) like structure, its object is to make atomized water that can more fully absorb high temperature gas flow in the long tube
Heat sufficiently to be vaporized in vaporizing chamber 30.
Working principle of the present invention is as follows:
Air is thermally formed high temperature gas flow through high energy air-stream generating device 1, into atomization mixing arrangement 2 after through airflow channel
Water suction atomization, while high temperature water mist is formed after the heat of water mist absorption high temperature gas flow, subsequently enter expansion vapourizing unit 3, high temperature
Since volume expands suddenly in vaporizing chamber 30, drop of pressure, the heat rapid vaporization that water mist fully absorbs air-flow is formed water mist
Vapor, and the impurity that cannot be evaporated then is deposited on 30 lower end of vaporizing chamber and is automatically drained out by gravity blowdown apparatus 6, subsequent water
Steam enters heat-exchanger rig 4, under the heat exchange action of heat-exchanger rig 4 Water vapor condensation obtain high temperature gas-vapor mix and with
This then improves water temperature into the tap water of atomization mixing arrangement 2 simultaneously, and then the gas-vapor mix of high temperature is returned by waste heat again
Further cooling obtains low-temperature pure water and enters high energy air-stream generating device 1 at the same time under the heat exchange action of receiving apparatus 5
Air is then heated up using waste heat, carries out heat exchange by the maximum link of the two temperature difference to realize the maximum of heat exchange efficiency
Change, heat loss can be greatly reduced.See that the energy consumption of this water purification machine is limited only to the power consumption and this device of blower on the whole
Heat radiation loss, heat of vaporization of this energy relative to water can be ignored simply.
The present invention by heating air formed high temperature gas flow and with water mixed aerosol, and expand the final heat exchange of vaporization and be cooled to
The problem of distillation type water purification machine heating device is easy to produce scale has been solved perfectly in pure water, so that the low energy consumption water purification machine is convenient for
Maintenance, service life are extended;And the tap water thermal energy of water inlet is lifted by heat-exchanger rig so as to promote height
The thermal energy of warm water mist promotes the air heat energy of air inlet using waste-heat recovery device (another heat-exchanger rig) and adds to reduce
The energy consumption of thermal reduces the energy consumption of entire water purification machine on the whole;The water purification machine is then realized using gravity blowdown apparatus again
Automatic pollution discharge, structure is simple, practical reliable.
Claims (9)
1. a kind of low energy consumption water purification machine, it is characterised in that: communicated including being sequentially connected:
High energy air-stream generating device (1) which is provided with air inlet (11), and heating is equipped in the high energy air-stream generating device (1)
The heating device (12) of air;
It is atomized mixing arrangement (2), including inlet plenum (21) and spray chamber (23), between the inlet plenum (21) and spray chamber (23)
Airflow channel (22) equipped with one section of constriction, the atomization mixing arrangement (2) are equipped with water inlet (24), the water inlet (24)
It is connected to the airflow channel (22);
It expands vapourizing unit (3), which is provided with the vaporizing chamber (30) being connected to the spray chamber (23), the vaporizing chamber
(30) volume is greater than the volume of the spray chamber (23);
Heat-exchanger rig (4), interior to be equipped with a heat exchanging chamber (40) being connected to the vaporizing chamber (30), the heat exchanging chamber (40) is interior
Equipped with heat exchanger tube (41), described heat exchanger tube (41) one end stretches out in heat exchanging chamber (40) outside and the water inlet with atomization mixing arrangement (2)
Mouth (24) connection, the external tap water of the other end, the heat exchanging chamber (40) are additionally provided with heat exchanging chamber outlet (402);
Expansion vapourizing unit (3) lower end is also connected with gravity blowdown apparatus (6), and the gravity blowdown apparatus (6) includes cylinder
Body (60), the cylinder (60) are equipped with sewage draining exit (61) and air pressure balance mouth (62), are equipped with reset spring in the cylinder (60)
(63) and the piston (64) that is set on the reset spring (63), the piston (64) includes upper chamber (641) and lower chambers
(642), the reset spring (63) is protruded into lower chambers (642), and the side wall of the upper chamber (641) is equipped with through-hole (643),
The side wall of the lower chambers (642) is equipped with through slot (644), the through-hole (643) and through slot (644) in the row of piston (64)
It can be communicated respectively with the sewage draining exit (61) and air pressure balance mouth (62) during journey.
2. low energy consumption water purification machine according to claim 1, it is characterised in that the air inlet (11) and heat exchanging chamber outlet
(402) it is also connected at least one waste-heat recovery device (5) between, is equipped with heat-exchanging chamber in the waste-heat recovery device (5)
(50), the heat-exchange tube (51) of heat-exchanging chamber (50), the heat are stretched out in the heat-exchanging chamber (50) equipped with both ends nozzle
Switch room (50) is equipped with air intake (501) and air outlet slit (502), and the air outlet slit (502) and air inlet (11) are even
Logical, the heat-exchange tube (51) is connected to the heat exchanging chamber of heat-exchanger rig (4) outlet (402).
3. low energy consumption water purification machine according to claim 1, it is characterised in that piston (61) periphery is equipped with sealing ring
(65)。
4. low energy consumption water purification machine according to claim 1, it is characterised in that the heating device (12) is duct type heating
Device.
5. low energy consumption water purification machine according to claim 1, it is characterised in that the water inlet (24) is also connected with water tank
(25)。
6. low energy consumption water purification machine according to claim 1, it is characterised in that the inlet plenum (21) is close to airflow channel
(22) section chambers are tapered.
7. low energy consumption water purification machine according to claim 1, it is characterised in that the spray chamber (23) and expansion vapourizing unit
(3) it is connected by long tube.
8. low energy consumption water purification machine according to claim 7, it is characterised in that the long tube is straight tube or helix tube.
9. low energy consumption water purification machine according to claim 1, it is characterised in that the vaporizing chamber (30) is spherical in shape.
Priority Applications (1)
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CN201710129888.2A CN106927527B (en) | 2017-03-07 | 2017-03-07 | Low-energy-consumption water purifier |
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Application Number | Priority Date | Filing Date | Title |
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CN201710129888.2A CN106927527B (en) | 2017-03-07 | 2017-03-07 | Low-energy-consumption water purifier |
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Publication Number | Publication Date |
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CN106927527A CN106927527A (en) | 2017-07-07 |
CN106927527B true CN106927527B (en) | 2019-06-18 |
Family
ID=59424640
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CN201710129888.2A Active CN106927527B (en) | 2017-03-07 | 2017-03-07 | Low-energy-consumption water purifier |
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CN110332813B (en) * | 2019-06-25 | 2021-01-05 | 海南汉地阳光石油化工有限公司 | Device for recycling waste heat of flue gas of heating furnace |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1151971A (en) * | 1995-12-11 | 1997-06-18 | 黄晓华 | Efficient jet heat-circulation distilling water purifier |
CN1500567A (en) * | 2002-11-18 | 2004-06-02 | 乐金电子(天津)电器有限公司 | Sudden heating type steam cleaner |
-
2017
- 2017-03-07 CN CN201710129888.2A patent/CN106927527B/en active Active
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN1151971A (en) * | 1995-12-11 | 1997-06-18 | 黄晓华 | Efficient jet heat-circulation distilling water purifier |
CN1500567A (en) * | 2002-11-18 | 2004-06-02 | 乐金电子(天津)电器有限公司 | Sudden heating type steam cleaner |
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Effective date of registration: 20210421 Address after: No.18, bigang Road, Nangang Xizhou Industrial Zone, Huangpu District, Guangzhou City, Guangdong Province 528478 Patentee after: GUANGZHOU WEIHUI TEACHING EQUIPMENT Co.,Ltd. Address before: 528400, No. 8, Lane 19, Tai Chi Street, Eastern library, Zhongshan, Guangdong Patentee before: Yuan Fangge |