CN201589402U - Cold water recovery-type water heater - Google Patents
Cold water recovery-type water heater Download PDFInfo
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- CN201589402U CN201589402U CN2010200222536U CN201020022253U CN201589402U CN 201589402 U CN201589402 U CN 201589402U CN 2010200222536 U CN2010200222536 U CN 2010200222536U CN 201020022253 U CN201020022253 U CN 201020022253U CN 201589402 U CN201589402 U CN 201589402U
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Abstract
The utility model relates to a cold water recovery-type water heater which comprises a water storage tank with a water inlet and a water outlet, wherein the water inlet and the water outlet are communicated with one end of a water feeding pipe and one end of a water drain pipe of a water source respectively, and the other ends of the water feeding pipe and the water drain pipe are connected with a cold water inlet and a hot water inlet of a mixed water valve. The cold water recovery-type water heater further comprises a return water pipe connected in series with a water pressure control pump and return water ports arranged on the water storage tank and the mixed water valve respectively, wherein one end of the return water pipe is connected with the return water port of the water storage tank and the other end thereof is connected with the return water port of the mixed water valve. The mixed water valve at least has a first switching position and a second switching position. When the mixed water valve is in the first switching position, only the hot water inlet of the mixed water valve is communicated with the return ports; and when the mixed water valve is in the second switching position, both the hot water inlet and the cold water inlet of the mixed water valve are communicated with a water discharge port and the return water ports are closed. The cold water recovery-type water heater can ensure that all the cold water or warm water inside the water drain pipe is recycled, thereby eliminating the waste of water resources. The cold water recovery-type water heater is available in water storage type or instant heating type, simple in structure and convenient to operate.
Description
Technical field
The utility model relates to a kind of water heater, and especially a kind of cold water recovery type water heater belongs to technical field of water heaters.
Background technology
Understand according to the applicant, conventional water heaters in use, its outlet pipe can go out the warm water that one section cold water or temperature do not reach service condition earlier, and these water tend to be bled off in vain, cause the waste of water resource.
At present, the water heater that some can reclaim cold water has appearred, all establishing a water return outlet on their water heater outlet is connected with the cold water retracting device, the cold water of the latter in water return outlet recovery outlet pipe, the problem that this design exists is that outlet pipe is the boundary with the water return outlet, and the cold water between the water heater can be recovered utilization, and the cold water between the mixed water valve then can't be recycled, so the waste of water resource can not be thoroughly avoided in this design.
In addition, these water heater structure more complicated, the needs that have use the water pipe of structure uniqueness, and the needs that have are installed a lot of valves, and the needs that also have use heat-insulation layer etc., and these all can cause the water heater cost too high; Its operation is also very loaded down with trivial details, needs by particular order unlatching, valve-off and water pump etc., and is very inconvenient during actual the use.
The utility model content
The purpose of this utility model is: the problem at above-mentioned prior art exists, a kind of cold water recovery type water heater is proposed, and this water heater is simple in structure, easy to operate, can thoroughly avoid the waste of water resource.
In order to reach above purpose, a kind of cold water recovery type water heater of the present utility model, comprise storage tank with water inlet and delivery port, described water inlet is communicated with the water inlet pipe in water receiving source and an end of outlet pipe respectively with delivery port, and the other end of described water inlet pipe and outlet pipe is connected to cooling water inlet and the hot water inlet that mixes water valve respectively; It is characterized in that: also comprise the return pipe that is serially connected with the hydraulic pressure control pump, described storage tank and mixed water valve are respectively equipped with water return outlet; One of described return pipe is connected to the water return outlet of storage tank, and the other end is connected to the water return outlet that mixes water valve; Described mixed water valve has first and second switching positions at least; When being in first switching position, described mixed water valve only hot water inlet is communicated with water return outlet; When being in second switching position, the hot water inlet of described mixed water valve, cooling water inlet are communicated with the dewatering outlet, and water return outlet is closed.
Another kind of cold water recovery type water heater of the present utility model, comprise heater with water inlet and delivery port, described water inlet is communicated with the water inlet pipe in water receiving source and an end of outlet pipe respectively with delivery port, and the other end of described water inlet pipe and outlet pipe is connected to cooling water inlet and the hot water inlet that mixes water valve respectively; It is characterized in that: also comprise the return pipe that is serially connected with the hydraulic pressure control pump, described water inlet pipe and mixed water valve are respectively equipped with water return outlet; One of described return pipe is connected to the water return outlet of water inlet pipe, and the other end is connected to the water return outlet that mixes water valve; Described mixed water valve has first and second switching positions at least; When being in first switching position, described mixed water valve only hot water inlet is communicated with water return outlet; When being in second switching position, the hot water inlet of described mixed water valve, cooling water inlet are communicated with the dewatering outlet, and water return outlet is closed.
The further technical scheme of the utility model is as follows:
1. described hydraulic pressure control pump is positioned at the water heater housing;
2. described hydraulic pressure control pump is positioned at outside the water heater housing;
3. described hydraulic pressure control pump comprises water pump and pressure switch;
4. described pressure switch is located on the water pump;
5. described hydraulic pressure control pump comprises water pump and pressure difference switch.
In the structure of the present utility model, cold water reclaims interface and is located on the mixed water valve, can guarantee cold water in the outlet pipe or warm water are all recycled, and has thoroughly avoided the waste of water resource.
The utility model is simple in structure, only the conventional water heaters structure is carried out very little transformation and just can realize good cold water recovering effect, has improved transformation efficient greatly, has reduced improvement cost.
The utility model adopts pressure switch differential pressure switch to make starting mode of pump, stop automation, need not manually to control water pump, only needs the switching device shifter on the mixed water valve of operation, and is easy and simple to handle, is very beneficial for applying.
Description of drawings
Below in conjunction with accompanying drawing the utility model is further described.
Fig. 1 is the structural representation of the utility model embodiment one.
Fig. 2 is the structural representation of the utility model embodiment two.
Fig. 3 is the structural representation of the utility model embodiment three.
The specific embodiment
Embodiment one
The cold water recovery type water heater basic structure of present embodiment comprises water heater housing 1 as shown in Figure 1, storage tank 11, and outlet pipe 2, water inlet pipe 3 mixes water valve 4, return pipe 5, water pump 6, pressure switch 71.Water inlet pipe 3 external water sources; One end of outlet pipe 2 and water inlet pipe 3 is communicated with the delivery port and the water inlet of storage tank 11 respectively, and the other end is connected to hot water inlet and the cooling water inlet that mixes water valve respectively; One of return pipe 5 is connected to the water return outlet of storage tank 11, and the other end is connected to the water return outlet that mixes water valve 4; Be serially connected with the hydraulic pressure control pump that is positioned at outside the water heater housing 1 on the return pipe 5, comprise the water pump 6 and the pressure switch 71 that are provided with the delay switch (not shown), water pump 6 is common water pump; Mix water valve 4 and have the first and second switching position (not shown), when being in first switching position, mixed water valve 4 only hot water inlet is communicated with water return outlet; When being in second switching position, hot water inlet, the cooling water inlet of mixed water valve 4 be communicated with the dewatering outlet, water return outlet is closed.
During use, operation mixes water valve 4 and is in first switching position, make mix water valve 4 only hot water inlet be communicated with water return outlet.At this moment, cold water that retains in the outlet pipe 2 or warm water enter return pipe 5 through mixing water valve 4, and hydraulic pressure increases in the return pipe 5, make pressure switch 71 start water pump 6, and water pump 6 is evacuated to storage tank 11 through return pipe 5 with cold water or warm water from outlet pipe 2.When the arrival of the hot water in the storage tank 11 mixed water valve 4, operation mixed water valve 4 and is in second change place, and the water return outlet that mixes water valve 4 is closed, and the disappearance of return pipe 5 pressure makes pressure switch 71 switch off the pump 6; At this moment, the hot water inlet, the cooling water inlet that mix water valve 4 are communicated with the dewatering outlet, can normally use hot water.
When mixing time that water valve 4 is in first switching position when surpassing preset value, delay switch can switch off the pump 6, prevents water pump 6 long-time lost motions.The Preset Time of delay switch can be set according to actual needs.
Embodiment two
The water heater cold water retracting device basic structure of present embodiment comprises water heater housing 1 as shown in Figure 2, heater 12, and outlet pipe 2, water inlet pipe 3 mixes water valve 4, return pipe 5, water pump 6, pressure difference switch 72.Water inlet pipe 3 external water sources; One end of outlet pipe 2 and water inlet pipe 3 is communicated with the delivery port and the water inlet of heater 12 respectively, and the other end is connected to hot water inlet and the cooling water inlet that mixes water valve respectively; One of return pipe 5 is connected to the water return outlet of water inlet pipe 3, and the other end is connected to the water return outlet that mixes water valve 4; Be serially connected with the hydraulic pressure control pump that is positioned at water heater housing 1 on the return pipe 5, comprise the water pump 6 and the pressure difference switch 72 that are provided with the delay switch (not shown), water pump 6 is a micro pump; Mix water valve 4 and have the first and second switching position (not shown), when being in first switching position, mixed water valve 4 only hot water inlet is communicated with water return outlet; When being in second switching position, hot water inlet, the cooling water inlet of mixed water valve 4 be communicated with the dewatering outlet, water return outlet is closed.
During use, operation mixes water valve 4 and is in first switching position, make mix water valve 4 only hot water inlet be communicated with water return outlet.At this moment, cold water that retains in the outlet pipe 2 or warm water enter return pipe 5 through mixing water valve 4, return pipe 5 hydraulic pressure are identical with water inlet pipe 3, pressure difference switch 72 detects the identical back of 6 liang of side hydraulic pressures of water pump and starts water pump 6, water pump 6 is evacuated to water inlet pipe 3 through return pipe 5 with cold water or warm water from outlet pipe 2, and once more through heater 12 heating.When heating water to serviceability temperature and this hot water, heater 12 arrives when mixing water valve 4, operation mixes water valve 4 and is in second change place, the water return outlet that mixes water valve 4 is closed, and return pipe 5 pressure disappear, and pressure difference switch 72 switches off the pump 6 after detecting 6 liang of side hydraulic pressure pressure reduction of water pump; At this moment, the hot water inlet, the cooling water inlet that mix water valve 4 are communicated with the dewatering outlet, can normally use hot water.
When mixing time that water valve 4 is in first switching position when surpassing preset value, delay switch can switch off the pump 6, prevents water pump 6 long-time lost motions.The Preset Time of delay switch can be set according to actual needs.
Embodiment three
The water heater cold water retracting device basic structure of present embodiment comprises water heater housing 1 as shown in Figure 3, storage tank 11, and outlet pipe 2, water inlet pipe 3 mixes water valve 4, return pipe 5, water pump 6, pressure switch 71.Water inlet pipe 3 external water sources; One end of outlet pipe 2 and water inlet pipe 3 is communicated with the delivery port and the water inlet of storage tank 11 respectively, and the other end is connected to hot water inlet and the cooling water inlet that mixes water valve respectively; One of return pipe 5 is connected to the water return outlet of storage tank 11, and the other end is connected to the water return outlet that mixes water valve 4; Be serially connected with the hydraulic pressure control pump that is positioned at water heater housing 1 on the return pipe 5, comprise the water pump 6 and the pressure switch 71 that are provided with the delay switch (not shown), water pump 6 is a micro pump, and pressure switch 71 is located on the water pump 6; Mix water valve 4 and have the first and second switching position (not shown), when being in first switching position, mixed water valve 4 only hot water inlet is communicated with water return outlet; When being in second switching position, hot water inlet, the cooling water inlet of mixed water valve 4 be communicated with the dewatering outlet, water return outlet is closed.
Operation logic is with embodiment one.
The utility model can all be recycled the cold water or the warm water that exist in the outlet pipe, avoids this part water-white is bled off in vain, plays the effect of conserve water resource.
The utility model both can be storage-type, also can be Instant heating typely, and only need increase a water return outlet on the storage tank of water heater or water inlet pipe can realize, efficient height, cost are low.
In addition to the implementation, the utility model can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all fall into the protection domain of the utility model requirement.
Claims (7)
1. cold water recovery type water heater, comprise storage tank with water inlet and delivery port, described water inlet is communicated with the water inlet pipe in water receiving source and an end of outlet pipe respectively with delivery port, and the other end of described water inlet pipe and outlet pipe is connected to cooling water inlet and the hot water inlet that mixes water valve respectively; It is characterized in that: also comprise the return pipe that is serially connected with the hydraulic pressure control pump, described storage tank and mixed water valve are respectively equipped with water return outlet; One of described return pipe is connected to the water return outlet of storage tank, and the other end is connected to the water return outlet that mixes water valve; Described mixed water valve has first and second switching positions at least; When being in first switching position, described mixed water valve only hot water inlet is communicated with water return outlet; When being in second switching position, the hot water inlet of described mixed water valve, cooling water inlet are communicated with the dewatering outlet, and water return outlet is closed.
2. cold water recovery type water heater, comprise heater with water inlet and delivery port, described water inlet is communicated with the water inlet pipe in water receiving source and an end of outlet pipe respectively with delivery port, and the other end of described water inlet pipe and outlet pipe is connected to cooling water inlet and the hot water inlet that mixes water valve respectively; It is characterized in that: also comprise the return pipe that is serially connected with the hydraulic pressure control pump, described water inlet pipe and mixed water valve are respectively equipped with water return outlet; One of described return pipe is connected to the water return outlet of water inlet pipe, and the other end is connected to the water return outlet that mixes water valve; Described mixed water valve has first and second switching positions at least; When being in first switching position, described mixed water valve only hot water inlet is communicated with water return outlet; When being in second switching position, the hot water inlet of described mixed water valve, cooling water inlet are communicated with the dewatering outlet, and water return outlet is closed.
3. cold water recovery type water heater according to claim 1 and 2 is characterized in that: described hydraulic pressure control pump is positioned at the water heater housing.
4. cold water recovery type water heater according to claim 1 and 2 is characterized in that: described hydraulic pressure control pump is positioned at outside the water heater housing.
5. cold water recovery type water heater according to claim 1 and 2 is characterized in that: described hydraulic pressure control pump comprises water pump and pressure switch.
6. cold water recovery type water heater according to claim 5, it is characterized in that: described pressure switch is located on the water pump.
7. cold water recovery type water heater according to claim 1 and 2 is characterized in that: described hydraulic pressure control pump comprises water pump and pressure difference switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200222536U CN201589402U (en) | 2010-01-19 | 2010-01-19 | Cold water recovery-type water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010200222536U CN201589402U (en) | 2010-01-19 | 2010-01-19 | Cold water recovery-type water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201589402U true CN201589402U (en) | 2010-09-22 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010200222536U Expired - Fee Related CN201589402U (en) | 2010-01-19 | 2010-01-19 | Cold water recovery-type water heater |
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| Country | Link |
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| CN (1) | CN201589402U (en) |
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102889685A (en) * | 2012-09-12 | 2013-01-23 | 徐州艺源动画制作有限公司 | Cold water recovery device for water heater |
| CN102901217A (en) * | 2012-10-11 | 2013-01-30 | 广东美的电器股份有限公司 | Water heater system and control method thereof |
| CN103438566A (en) * | 2013-08-29 | 2013-12-11 | 苏州赛斯德工程设备有限公司 | Water-saving gas water heater |
| CN103574888A (en) * | 2012-08-09 | 2014-02-12 | 广东顺德光晟电器有限公司 | Nonbearing water heater |
| CN103615797A (en) * | 2013-12-19 | 2014-03-05 | 山东大学 | Three-stage temperature control cooling water tank |
| CN105466037A (en) * | 2016-01-04 | 2016-04-06 | 西华大学 | Cold water saving device for water heater |
| CN103574888B (en) * | 2012-08-09 | 2016-11-30 | 广东顺德光晟电器股份有限公司 | Non-pressure-bearing type water heater |
| CN106873661A (en) * | 2015-12-11 | 2017-06-20 | 北京奇虎科技有限公司 | Water temperature control system |
| CN107289636A (en) * | 2017-07-23 | 2017-10-24 | 南京红元自动化设备制造有限公司 | A kind of economical zero cold water control system |
| CN110440445A (en) * | 2019-08-15 | 2019-11-12 | 王志鹏 | A kind of water heater hot water pipe |
| CN110848984A (en) * | 2019-11-27 | 2020-02-28 | 湖南海得利网络科技有限公司 | Water heater corrugated pipe installation structure for directly supplying hot water and control method |
| CN111207514A (en) * | 2020-01-15 | 2020-05-29 | 吕佳玲 | Instant heating type water heater pipeline |
| CN111486591A (en) * | 2020-04-24 | 2020-08-04 | 苏红卫 | Intelligent constant temperature system for water outlet and implementation method |
-
2010
- 2010-01-19 CN CN2010200222536U patent/CN201589402U/en not_active Expired - Fee Related
Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574888A (en) * | 2012-08-09 | 2014-02-12 | 广东顺德光晟电器有限公司 | Nonbearing water heater |
| CN103574888B (en) * | 2012-08-09 | 2016-11-30 | 广东顺德光晟电器股份有限公司 | Non-pressure-bearing type water heater |
| CN102889685A (en) * | 2012-09-12 | 2013-01-23 | 徐州艺源动画制作有限公司 | Cold water recovery device for water heater |
| CN102901217B (en) * | 2012-10-11 | 2016-03-02 | 美的集团股份有限公司 | Water-heater system and control method thereof |
| CN102901217A (en) * | 2012-10-11 | 2013-01-30 | 广东美的电器股份有限公司 | Water heater system and control method thereof |
| CN103438566A (en) * | 2013-08-29 | 2013-12-11 | 苏州赛斯德工程设备有限公司 | Water-saving gas water heater |
| CN103615797A (en) * | 2013-12-19 | 2014-03-05 | 山东大学 | Three-stage temperature control cooling water tank |
| CN103615797B (en) * | 2013-12-19 | 2016-02-24 | 山东大学 | A kind of three grades of temperature control cooling water tanks |
| CN106873661A (en) * | 2015-12-11 | 2017-06-20 | 北京奇虎科技有限公司 | Water temperature control system |
| CN105466037A (en) * | 2016-01-04 | 2016-04-06 | 西华大学 | Cold water saving device for water heater |
| CN105466037B (en) * | 2016-01-04 | 2018-04-20 | 西华大学 | A kind of water heater saves water-cooling device |
| CN107289636A (en) * | 2017-07-23 | 2017-10-24 | 南京红元自动化设备制造有限公司 | A kind of economical zero cold water control system |
| CN110440445A (en) * | 2019-08-15 | 2019-11-12 | 王志鹏 | A kind of water heater hot water pipe |
| CN110440445B (en) * | 2019-08-15 | 2021-05-18 | 江西摩力斯科技股份有限公司 | Instant heating water pipe for water heater |
| CN110848984A (en) * | 2019-11-27 | 2020-02-28 | 湖南海得利网络科技有限公司 | Water heater corrugated pipe installation structure for directly supplying hot water and control method |
| CN111207514A (en) * | 2020-01-15 | 2020-05-29 | 吕佳玲 | Instant heating type water heater pipeline |
| CN111486591A (en) * | 2020-04-24 | 2020-08-04 | 苏红卫 | Intelligent constant temperature system for water outlet and implementation method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100922 Termination date: 20160119 |
|
| EXPY | Termination of patent right or utility model |