CN103528398B - Water heater heat exchange system with water pressure and water flooding detection function - Google Patents
Water heater heat exchange system with water pressure and water flooding detection function Download PDFInfo
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- CN103528398B CN103528398B CN201310521933.0A CN201310521933A CN103528398B CN 103528398 B CN103528398 B CN 103528398B CN 201310521933 A CN201310521933 A CN 201310521933A CN 103528398 B CN103528398 B CN 103528398B
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Abstract
The invention discloses a water heater heat exchange system with a water pressure and water flooding detection function. The water heater heat exchange system comprises a cold water inlet pipe (5), a hot water outlet pipe (6), a waste water inlet pipe (7), a waste water outlet pipe (8), a nozzle (15), an upper heat exchange trough (1) and a lower heat exchange trough (2). An upper heat exchanger (3) and a lower heat exchanger (4) are respectively arranged in the upper heat exchange trough (1) and the lower heat exchange trough (2), a water flooding sensor (21) is arranged at the top of the upper heat exchange trough (1) and connected with a controller (14), a detachable filter screen (17) is arranged in the lower heat exchange trough, and a first pressure sensor (42) and a second pressure sensor (41) are respectively arranged on the left side and the right side of the filter screen (17). The water heater heat exchange system solves the technical problem that dirt is prone to accumulating in the heat exchangers and cannot be automatically cleaned.
Description
Technical field
The present invention relates to technical field of heat exchange device, particularly relate to a kind of with the water heater heat exchange system that hydraulic pressure detects and water completely detects.
Background technology
Along with popularizing of water heater, people are while enjoying the happy of shower and health, and the waste of water resource is also day by day serious.The water of heating is directly discharged after shower, due to the water resource comprising a part of heat in the water of shower and can be recycled, therefore, is directly discharged by the water after shower and not only wastes a large amount of water, but also waste the heat in hot water.A kind of device for recycling heat of bath water is there is in prior art; it effectively can collect the waste heat of shower water; but because the heat-exchange device in this water heater needs frequent heat exchange; spot in waste water is easily at accumulated inside; if can not clear up in time; light then heat-exchange device can be caused to block cannot use, heavy then can heat-exchange device be damaged.
Summary of the invention
The present invention in order to solve in prior art spot in existing waste water easily in the technical problem that heat-exchange device accumulated inside can not clean automatically, and provides a kind of water heater heat exchange system with decontamination function.
The technical scheme that the present invention is adopted for achieving the above object is: a kind of with the water heater heat exchange system that hydraulic pressure detects and water completely detects, described system comprises cold water inlet, hot water outlet pipe, wastewater inlet pipe, waste water outlet pipe, shower nozzle, upper heat exchange tank and lower heat exchange tank, heat-exchange device and lower heat-exchange device is respectively equipped with in described upper heat exchange tank and described lower heat exchange tank, cold water pipe and wastewater trough is provided with in described upper heat-exchange device and lower heat-exchange device, described wastewater trough is centered around the periphery of described cold water pipe, thus can exchange heat be carried out between water in described wastewater trough and the water of described cold water pipe, described cold water inlet is connected with described shower nozzle by one the 3rd switch, the cold water pipe of described upper heat-exchange device, the cold water pipe of described lower heat-exchange device, described hot water outlet pipe successively.
Described wastewater inlet pipe is successively by being connected with waste water outlet pipe after the 5th switch, lower heat exchange tank, the wastewater trough of lower heat-exchange device, the wastewater trough of upper heat-exchange device, upper heat exchange tank, the first switch, described cold water inlet is also connected with upper heat exchange tank by after the 4th switch, described waste water outlet pipe is also connected with described lower heat exchange tank by after second switch, and described wastewater inlet pipe is also connected with upper heat exchange tank by the 6th switch.
Described hot water outlet pipe is also provided with a heater.
Described upper heat exchange tank top is provided with a collector plate, described collector plate surrounding is provided with the inclination angle of outer, in described collector plate, plane is connected with described wastewater inlet pipe, on it, plane is also provided with many interlaced drainage troughs, and plane is also provided with anti-slip veins on it, the wastewater inlet pipe place of described collector plate upper surface is the minimum point of plane on it.The top place of upper heat exchange tank is also provided with the full sensor of water, and the full sensor of described water is connected with controller.
A detachable filter screen is also provided with in described lower heat exchange tank.The first pressure sensor and the second pressure sensor is respectively arranged with in the described bottom of lower heat exchange tank, the left and right sides of described filter screen.Described first to the 6th switch, described first pressure sensor are connected with a controller respectively with the second pressure sensor.
Described controller comprises: setting module, and this setting module is for setting differential water pressures critical field;
The comparison module be connected with setting module, the first pressure sensor and the second pressure sensor respectively, this comparison module is for receiving the hydraulic pressure data of the first pressure sensor and the transmission of the second pressure sensor, calculate difference, and compare with the differential water pressures critical field that setting module sets;
And the control module to be connected with comparison module, this control module is used for controlling the described first to the 6th switch motion according to the comparative result of comparison module.
The normal operating condition of this system is: described second switch, the 4th switch and the 6th switch are closed, described first switch, the 3rd switch and the 5th switch open.
Described controller can perform strong backwashing procedures and weak backwashing procedures.
Wherein, described strong backwashing procedures is:
Step S1. first pressure sensor and the second pressure sensor sense hydraulic pressure data in real time, comparison module by the first pressure sensor and the second pressure sensor senses to differential water pressures data and the differential water pressures critical field that sets of setting module compare,
Step S2. is according to comparative result, and controller controls the first switch, the 3rd switch and the 5th switch and cuts out, and second switch, the 4th switch and the 6th switch open, perform strong backwash step;
Wherein, described weak backwashing procedures is:
Whether in utilization, the full sensor of the water at heat exchange sink top place detects water is full;
When the full sensor of water detects that water is full, controller controls the first switch, the 4th switch and the 5th switch and cuts out, second switch, the 3rd switch and the 6th switch open, waste water through the flowing of the wastewater trough of the wastewater trough of upper heat exchange tank, upper heat-exchange device, lower heat exchange tank, lower heat-exchange device, filter screen, second switch and waste water outlet pipe, thus utilizes waste water to carry out weak backwash.
If the pressure differential of filter screen both sides is too large, then prove that filter screen is serious by the chocking-up degree of dirt, need to adopt cold water to rinse by force.
Compared with prior art, beneficial effect of the present invention is:
1, stacked upper heat exchange tank and lower heat exchange tank, heat-exchange device and lower heat-exchange device is respectively equipped with in upper heat exchange tank and lower heat exchange tank, spot in waste water and particle to be gathered under lower floor in heat exchange tank and lower heat-exchange device due to the effect of gravity, backwash can be made convenient, efficiently;
2, by the hydraulic pressure of the first pressure sensor and the second pressure sensor senses filter screen both sides, when the hydraulic pressure difference of filter screen both sides exceeds differential water pressures critical field, controller controls the first to the 6th switch motion, realize strong pre-washing function automatically, dirty removal capacities is strong, effectively solves the problem that in heat-exchange device, spot can not be cleared up in time.
3., by the full state of the full sensor water sensing of water, controller controls the first to the 6th switch motion, realizes automatic weak pre-washing function, makes full use of waste water, effectively saved water resource.
Accompanying drawing explanation
Fig. 1 is the structural representation of the water heater heat exchange system described in embodiments of the invention;
Fig. 2 is the structural representation of the upper heat-exchange device described in embodiments of the invention;
Fig. 3 is the structural representation of the lower heat-exchange device described in embodiments of the invention;
Fig. 4 is the structural representation of the collector plate described in embodiments of the invention.
Detailed description of the invention
Below in conjunction with accompanying drawing, the preferred embodiments of the present invention are described in detail, can be easier to make advantages and features of the invention be readily appreciated by one skilled in the art, thus more explicit defining is made to protection scope of the present invention.
A kind of with the water heater heat exchange system that hydraulic pressure detects and water completely detects, described system comprises cold water inlet 5, hot water outlet pipe 6, wastewater inlet pipe 7, waste water outlet pipe 8, shower nozzle 15, upper heat exchange tank 1 and lower heat exchange tank 2, heat-exchange device 3 and lower heat-exchange device 4 is respectively equipped with in described upper heat exchange tank 1 and described lower heat exchange tank 2, cold water pipe and wastewater trough is provided with in described upper heat-exchange device 3 and lower heat-exchange device 4, described wastewater trough is centered around the periphery of described cold water pipe, thus can exchange heat be carried out between water in described wastewater trough and the water of described cold water pipe, described cold water inlet 5 is connected with described shower nozzle 15 by one the 3rd switch 11, the cold water pipe of described upper heat-exchange device 3, the cold water pipe of described lower heat-exchange device 4, described hot water outlet pipe 6 successively.
Described wastewater inlet pipe 7 is successively by being connected with waste water outlet pipe 8 after the wastewater trough of the 5th switch 23, lower heat exchange tank 2, the wastewater trough of lower heat-exchange device 4, upper heat-exchange device 3, upper heat exchange tank 1, first switch 9, described cold water inlet 5 is also connected with upper heat exchange tank 1 by after the 4th switch 12, described waste water outlet pipe 8 is also connected with described lower heat exchange tank 2 by after second switch 10, and described wastewater inlet pipe 7 is also connected with upper heat exchange tank 1 by the 6th switch 22.
Waste water can first by lower heat exchange tank 2 and the lower heat-exchange device 4 of lower floor; again by heat-exchange device on upper strata 4 and upper heat exchange tank 1; spot in waste water and particle to be only gathered under lower floor in heat exchange tank 2 and lower heat-exchange device 4 due to the effect of gravity, only have little spot and particle can by other pipelines or the equipment upwards polluting upper strata under the drive of current.When backwash, a large amount of spot and the particle distance waste water outlet pipe 8 that are gathered in lower floor are nearer, and backwash is convenient, efficiently.
Described hot water outlet pipe 6 is also provided with a heater 13.
Described upper heat exchange tank 1 top is provided with a collector plate 16, described collector plate 16 surrounding is provided with the inclination angle of outer, in described collector plate 16, plane is connected with described wastewater inlet pipe 7, on it, plane is also provided with many interlaced drainage troughs 161, and plane is also provided with anti-slip veins 162 on it, wastewater inlet pipe 7 place of described collector plate 16 upper surface is the minimum point of plane on it.The top place of upper heat exchange tank 1 is also provided with the full sensor 21 of water, and the full sensor 21 of described water is connected with controller 14;
Upper heat-exchange device 3 is identical with lower heat-exchange device 4 structure, include wastewater trough 31, many interlaced deflectors 32 are provided with in wastewater trough 31, also comprise the cold water pipe 33 in the wastewater trough 31 be arranged between deflector 32, cold water pipe 33 is provided with multiple heat absorbing fins 34, cold water inlet 5 is successively by one the 3rd switch 11, cold water pipe 33 in upper heat-exchange device 3, cold water pipe 33 in lower heat-exchange device 4, hot water outlet pipe 6 is connected with described shower nozzle 15, wastewater inlet pipe 7 is successively by lower heat exchange tank 2, wastewater trough 31 in lower heat-exchange device 4, wastewater trough 31 in upper heat-exchange device 3, upper heat exchange tank 1, be connected with waste water outlet pipe 8 after first switch 9.Spent hot water in cold water in cold water pipe 33 and wastewater trough 31 carries out heat exchange in upper heat-exchange device 3 with lower heat-exchange device 4.
A detachable filter screen 17 is also provided with in described lower heat exchange tank 2; In the described bottom of lower heat exchange tank 2, the left and right sides of described filter screen 17 is respectively arranged with the first pressure sensor 42 and the second pressure sensor 41; Described first to the 6th switch 9 ~ 12,22,23, described first pressure sensor 42 is connected with a controller 14 respectively with the second pressure sensor 41;
Described controller 14 comprises: setting module 144, and this setting module 144 is for setting differential water pressures critical field;
The comparison module 143 be connected with setting module 144, first pressure sensor 42 and the second pressure sensor 41 respectively, this comparison module 143 is for receiving the hydraulic pressure data of described first pressure sensor 42 and the transmission of the second pressure sensor 41, calculate difference, and the differential water pressures critical field set with setting module 144;
And the control module 142 to be connected with comparison module 143, this control module 142 controls the described first to the 6th switch 9 ~ 12,22,23 action for the comparative result according to comparison module 143;
The normal operating condition of this system is: described second switch 10, the 4th switch 12 and the 6th switch 22 are closed, and described first switch 9, the 3rd switch 11 and the 5th switch 23 are opened;
Described controller 14 can perform strong backwashing procedures and weak backwashing procedures,
Wherein, described strong backwashing procedures is:
Step S1. first pressure sensor 42 and the second pressure sensor 41 be sensing hydraulic pressure data in real time, the differential water pressures data that first pressure sensor 42 and the second pressure sensor 41 sense by comparison module 143 and the differential water pressures critical field that setting module 144 sets compare
Step S2. is according to comparative result, if the differential water pressures that described first pressure sensor 42 and the second pressure sensor 41 sense exceedes described differential water pressures critical field, then controller 14 controls the first switch 9, 3rd switch 11 and the 5th switch 23 are closed, second switch 10, 4th switch 12 and the 6th switch 22 are opened, cold water is through upper heat exchange tank 1, the wastewater trough of upper heat-exchange device 3, lower heat exchange tank 2, the wastewater trough of lower heat-exchange device 4, filter screen 17, second switch 10 and waste water outlet pipe 8 flow, thus utilize cold water to carry out strong backwash, effluent part carries out backwash through identical path simultaneously.
Wherein, described weak backwashing procedures is:
Whether in utilization, the full sensor 21 of the water at heat exchange tank 1 top place detects water is full;
When the full sensor 21 of water detects that water is full, controller 14 controls the first switch 9, the 4th switch 12 and the 5th switch 23 and cuts out, second switch 10, the 3rd switch 11 and the 6th switch 22 are opened, waste water flows through the wastewater trough of the wastewater trough of upper heat exchange tank 1, upper heat-exchange device 3, lower heat exchange tank 2, lower heat-exchange device 4, filter screen 17, second switch 10 and waste water outlet pipe 8, thus utilize waste water to carry out weak backwash, simultaneously due to the unlatching of the 3rd switch 11, carry out the utilization not affecting cold water in the process of weak flushing utilizing waste water.
Above, be only the specific embodiment of the present invention, but protection scope of the present invention is not limited thereto, any change of expecting without creative work or replacement, all should be encompassed within protection scope of the present invention.Therefore, the protection domain that protection scope of the present invention should limit with claims is as the criterion.
Claims (1)
1. the water heater heat exchange system completely detected with hydraulic pressure detection and water, described system comprises cold water inlet (5), hot water outlet pipe (6), wastewater inlet pipe (7), waste water outlet pipe (8), shower nozzle (15), upper heat exchange tank (1) and lower heat exchange tank (2), heat-exchange device (3) and lower heat-exchange device (4) is respectively equipped with in described upper heat exchange tank (1) and described lower heat exchange tank (2), cold water pipe and wastewater trough is provided with in described upper heat-exchange device (3) and lower heat-exchange device (4), described wastewater trough is centered around the periphery of described cold water pipe, thus can exchange heat be carried out between water in described wastewater trough and the water of described cold water pipe, described cold water inlet (5) is connected with described shower nozzle (15) by one the 3rd switch (11), the cold water pipe of described upper heat-exchange device (3), the cold water pipe of described lower heat-exchange device (4), described hot water outlet pipe (6) successively,
Described wastewater inlet pipe (7) is successively by the 5th switch (23), lower heat exchange tank (2), the wastewater trough of lower heat-exchange device (4), the wastewater trough of upper heat-exchange device (3), upper heat exchange tank (1), first switch (9) is connected with waste water outlet pipe (8) afterwards, described cold water inlet (5) is also connected with upper heat exchange tank (1) afterwards by the 4th switch (12), described waste water outlet pipe (8) is also connected with described lower heat exchange tank (2) afterwards by second switch (10), described wastewater inlet pipe (7) is also connected with upper heat exchange tank (1) by the 6th switch (22),
Described hot water outlet pipe (6) is also provided with a heater (13);
Described upper heat exchange tank (1) top is provided with a collector plate (16), described collector plate (16) surrounding is provided with the inclination angle of outer, the upper plane of described collector plate (16) is connected with described wastewater inlet pipe (7), on it, plane is also provided with many interlaced drainage troughs (161), and plane is also provided with anti-slip veins (162) on it, wastewater inlet pipe (7) place of described collector plate (16) upper surface is the minimum point of plane on it; The top place of upper heat exchange tank (1) is also provided with the full sensor (21) of water, and the full sensor (21) of described water is connected with a controller (14);
A detachable filter screen (17) is also provided with in described lower heat exchange tank (2); The first pressure sensor (42) and the second pressure sensor (41) is respectively arranged with in the described bottom of lower heat exchange tank (2), the left and right sides of described filter screen (17); Described first to the 6th switch (9 ~ 12,22,23), described first pressure sensor (42) are connected with controller (14) respectively with the second pressure sensor (41);
Described controller (14) comprising: setting module (144), and this setting module (144) is for setting differential water pressures critical field;
The comparison module (143) be connected with setting module (144), the first pressure sensor (42) and the second pressure sensor (41) respectively, this comparison module (143) is for receiving the hydraulic pressure data of the first pressure sensor (42) and the second pressure sensor (41) transmission, calculate difference, and compare with the differential water pressures critical field that setting module (144) sets;
And the control module (142) to be connected with comparison module (143), this control module (142) controls the described first to the 6th switch (9 ~ 12,22,23) action for the comparative result according to comparison module (143);
The normal operating condition of this system is: described second switch (10), the 4th switch (12) and the 6th switch (22) are closed, and described first switch (9), the 3rd switch (11) and the 5th switch (23) are opened;
Described controller (14) can perform strong backwashing procedures and weak backwashing procedures,
Wherein, described strong backwashing procedures is:
Step S1. first pressure sensor (42) and the second pressure sensor (41) be sensing hydraulic pressure data in real time, the differential water pressures data that first pressure sensor (42) and the second pressure sensor (41) sense by comparison module (143) and the differential water pressures critical field that setting module (144) sets compare
Step S2. is according to comparative result, if the differential water pressures that described first pressure sensor (42) and the second pressure sensor (41) sense exceedes described differential water pressures critical field, then described controller (14) controls the cut out of the first switch (9), the 3rd switch (11) and the 5th switch (23), second switch (10), the 4th switch (12) and the 6th switch (22) are opened, and perform strong backwash step;
Wherein, described weak backwashing procedures is:
Whether in utilization, the full sensor (21) of the water at heat exchange tank (1) top place detects water is full;
When the full sensor (21) of water detects that water is full, controller (14) controls the first switch (9), the 4th switch (12) and the 5th switch (23) and cuts out, second switch (10), the 3rd switch (11) and the 6th switch (22) are opened, waste water through the wastewater trough of the wastewater trough of upper heat exchange tank (1), upper heat-exchange device (3), lower heat exchange tank (2), lower heat-exchange device (4), filter screen (17), second switch (10) and waste water outlet pipe (8) flowing, thus utilizes waste water to carry out weak backwash.
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| CN201310521933.0A CN103528398B (en) | 2013-10-30 | 2013-10-30 | Water heater heat exchange system with water pressure and water flooding detection function |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310521933.0A CN103528398B (en) | 2013-10-30 | 2013-10-30 | Water heater heat exchange system with water pressure and water flooding detection function |
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| CN103528398A CN103528398A (en) | 2014-01-22 |
| CN103528398B true CN103528398B (en) | 2015-03-04 |
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Citations (6)
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| US5301745A (en) * | 1991-08-14 | 1994-04-12 | Klaus Seib | Installation for heat recovery |
| CN2499782Y (en) * | 2001-09-11 | 2002-07-10 | 黄稳平 | Recovering device for waste heat of waste water |
| CN101118131A (en) * | 2007-09-04 | 2008-02-06 | 李福成 | High efficiency multilevel coil tube type heat switch |
| CN201225850Y (en) * | 2008-04-10 | 2009-04-22 | 尹祖民 | Back heating showering room |
| CN201280443Y (en) * | 2008-10-08 | 2009-07-29 | 国网运行有限公司上海超高压管理处 | Industrial water pretreatment equipment of convertor station |
| CN201281559Y (en) * | 2008-07-01 | 2009-07-29 | 张敬平 | Laminating waste heat recovery machine |
-
2013
- 2013-10-30 CN CN201310521933.0A patent/CN103528398B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5301745A (en) * | 1991-08-14 | 1994-04-12 | Klaus Seib | Installation for heat recovery |
| CN2499782Y (en) * | 2001-09-11 | 2002-07-10 | 黄稳平 | Recovering device for waste heat of waste water |
| CN101118131A (en) * | 2007-09-04 | 2008-02-06 | 李福成 | High efficiency multilevel coil tube type heat switch |
| CN201225850Y (en) * | 2008-04-10 | 2009-04-22 | 尹祖民 | Back heating showering room |
| CN201281559Y (en) * | 2008-07-01 | 2009-07-29 | 张敬平 | Laminating waste heat recovery machine |
| CN201280443Y (en) * | 2008-10-08 | 2009-07-29 | 国网运行有限公司上海超高压管理处 | Industrial water pretreatment equipment of convertor station |
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| CN103528398A (en) | 2014-01-22 |
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Free format text: CORRECT: ADDRESS; FROM: 321000 JINHUA, ZHEJIANG PROVINCE TO: 100036 HAIDIAN, BEIJING Free format text: CORRECT: INVENTOR; FROM: WANG XIAOYAN TO: LIU YADONG XIA BING WAN GUOFENG |
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