CN101354188A - Automatic water-saving device of water heater - Google Patents
Automatic water-saving device of water heater Download PDFInfo
- Publication number
- CN101354188A CN101354188A CNA2008100442196A CN200810044219A CN101354188A CN 101354188 A CN101354188 A CN 101354188A CN A2008100442196 A CNA2008100442196 A CN A2008100442196A CN 200810044219 A CN200810044219 A CN 200810044219A CN 101354188 A CN101354188 A CN 101354188A
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- saving device
- heater
- water pump
- check valve
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Abstract
The invention relates to a water saving device which is mainly applied in various water heaters laid down with longer hot water outlet conduits and can lead users not to waste cold water before hot water comes out when using the water heaters, while the water saving device leads the cold water to circularly enter into tap-water pipes by a one-way valve of a water pump. After the water saving device is started, a circulation loop is formed among the water pump, the one-way valve and the water heater through originally laid down water conduits; when water temperature reaches a set temperature, the water pump stops, an electromagnetic valve is opened and therefore, the water heater can be used as usual. The water saving device of the invention is an independent device and can be used by directly replacing an original thermostatic valve in a bathroom, without changing the originally laid down water conduits and water heaters, only has two moving parts, thus ensuring simple structure, small size and high reliability, and is high in automaticity and accuracy due to automatic control by a temperature control circuit.
Description
Affiliated technical field
The present invention relates to a kind of can be to the device of water heater water saving, can be full automatic the cold water that uses water heater to slattern all circulation advances in the running water pipes, reach the purpose of conserve water, be mainly used in various water heaters.
Background technology
First: at present, the water heater of all regular installations all is mounted in the place of ventilation, and is connected with water pipe between the maximum bathroom of hot water.One segment distance has just been arranged, and the length of distance is relevant with the laying of the size of house type and water pipe, and the water in this section water pipe can't be heated by water heater.Second: it is gradually rising that all water heaters all have the process of a preheating, water temperature to water heating, when not reaching the temperature that we want all by having bled off in vain.It has been exactly the water that bleeds off before we have a bath that this two-part water adds together, has wasted water.The 3rd: brought inconvenience to us when using water heater winter, we open and must wait the preceding paragraph time just to have hot water behind the hot water tap to spray from shower nozzle, also need in this process constantly to see that with the hand temperature of going to try the water hot water does not have, and has wasted the time.
Summary of the invention
Present use water heater is wasted water and the deficiency of times two aspect in order to overcome, under the prerequisite that does not change existing water pipe paving location, the invention provides a kind of automatic water-saving device of water heater, it can not only circulate the cleaning running water that is wasted in the running water pipe, and can be accurately, the setting leaving water temperature of following one's inclinations and shorten stand-by period when using hot water.
The present invention solves the technical scheme that its technical problem takes: be connected with check valve, hand-operated valve with water pump between the hot water outlet in the bathroom and cooling water outlet, check valve is in parallel with hand-operated valve, forms a closed circuit.Because all water pipes all are to branch away in the back of water meter the house of the water meter in same family, the cooling water inlet of water heater also is in the water meter back, and the hot water outlet of water heater communicates with the hot water outlet in bathroom.And the cooling water outlet in bathroom is to communicate with water meter.So just formed the closed-loop path " behind water heater cold water import → water heater → water heater hot-water outlet → bathroom hot water outlet → water pump → check valve → bathroom cooling water outlet → water meter → water heater cold water import " of a sealing.So just before the bathroom hot water outlet preheating and in can not heated cold water circulation water inlet pipe.Shower nozzle is connected with magnetic valve, and magnetic valve and water pump, check valve, hand-operated valve intersect between water pump and check valve, the hand-operated valve, and at intersection laying temperature sensor.When we will have a bath, touch inductive switch with hand, the automatic water-saving device is started working, and control circuit control starts water pump, water pump begins to draw the hot water outlet in the bathroom running water to be sent in the cooling water outlet in the bathroom, has so just formed a loop between automatic water-saving device and water heater.Control circuit is by the temperature sensor monitors water temperature in this process, and when the temperature of water reached the temperature that we set, the control circuit control relay stops water pump being controlled magnetic valve simultaneously and open, and water sprays from shower nozzle.At this moment we just can regulate the size of cold water and regulate temperature as original with hand-operated valve.Saving water and improving quality of the life in the time like this.
The invention has the beneficial effects as follows, can allow the user not waste running water when using water heater, all cold water that are wasted all are recycled in the running water pipe, reach water-saving purpose.Because provide power by water pump between the present invention and the water heater, make running water circulation fast betwixt again, water is repeated heating, heat is not wasted and has shortened stand-by period of user.The overall process automatic temperature measurement goes the temperature of trying the water without staff, makes the use hommization more of water heater.What the present invention used is micro pump, only goes out hot water the starting up to shower nozzle and works during this period of time, and tens seconds time, power consumption can be ignored.The part that uses is few, just makes that good stability compact conformation volume of the present invention is little, and cost is also low.Installation need not change water heater and raw water tubes paving location, directly original heat control valve has been replaced just with the present invention.
Description of drawings
Below in conjunction with schematic diagram of the present invention, first embodiment figure, the present invention is further described for the current schematic diagram.
Fig. 1 is a schematic diagram of the present invention.
Fig. 2 is first embodiment of the present invention figure.(the used part of this example is the standard component institute of usefulness entirely, reduced volume greatly during batch process.Control circuit is the most basic temperature-control circuit, and what this example was used is the single-chip microcomputer temperature-control circuit, because the expansion of single-chip microcomputer, controllability are good, can add liquid crystal and show current temperature.Also can make control circuit with digital circuit or analog circuit.Control circuit is not just done and has been illustrated.)
Among Fig. 1: 1. the water sucking mouth of water pump, 2. water pump, 3. control circuit, 4. temperature sensor, 5. check valve, 6. hand-operated valve, 7 magnetic valves, 8. cold water inlet, the 9. automatic water-saving device delivery port of automatic water-saving device.
Among Fig. 2: 1. the water sucking mouth of water pump, 2. water pump, 3. control circuit, 4. temperature sensor, 5. check valve, 6. hand-operated valve, 7 magnetic valves, 8. the automatic water-saving device cold water inlet, 9. automatic water-saving device delivery port, 10. straight-through connector, 11. three-way connectors, 12. connect flexible pipes, 13. housings.
The specific embodiment
In Fig. 1, water pump (2) is connected with check valve (5), and hand-operated valve (6) is in parallel with check valve (5), and shower nozzle is connected with magnetic valve (7), and magnetic valve (7) is connected between water pump (2) and the check valve (5).Surrendering laying temperature sensor (4) mutually.Control circuit (3) is connected with water pump (2), temperature sensor (4), magnetic valve (7) respectively with lead.Start contact, leaving water temperature adjusting knob and temperature indicator all on control circuit (3).
In Fig. 2, the water sucking mouth of water pump (1) is used for being connected with hot water outlet in the bathroom.Water pump (2) links to each other with three-way connector (11), and two other interface of three-way connector (11b) links to each other with hand-operated valve (6) three-way connector (11a) respectively with straight-through connector (10).A hole has been bored and mounting temperature sensor (4) in the hole in three-way connector (11a) centre position as shown in the figure.Two other interface of three-way connector (11a) respectively with magnetic valve (7), be connected flexible pipe (12a) and connect, the other end that connects flexible pipe (12) is connected with check valve (5).Check valve (5) intersects at three-way connector (11c) with hand-operated valve (6), and another interface of three-way connector (11c) is connected with the cold water inlet (8) of automatic water-saving device with connecting flexible pipe (12b).Control circuit (3) is connected with water pump (2), temperature sensor (4), magnetic valve (7) respectively with lead.Housing (13) is handled through waterproofing design.Workflow of the present invention is: the user lay a finger on and starts contact and start the automatic water-saving device, and the control circuit of automatic water-saving device (3) control water pump (2) starts, and the hot water outlet sucking-off of water in the bathroom is in check valve (5) is pressed into cooling water outlet in the bathroom.In this process, control circuit (3) is by temperature sensor (4) detected temperatures, and when temperature reached user's setting leaving water temperature, control circuit (3) control magnetic valve (7) was connected water pipe, water pump (2) quits work, and hot water is flowed out from automatic water-saving device delivery port (9).After the automatic water-saving device went out hot water, the cold water in the cold water delivery port in the bathroom can't pass through check valve (5) and mix with hot water owing to the unidirectional on state characteristic of check valve (5).At this moment just can regulate water temperature by the flow size of hand-operated valve (6) adjusting cold water, this step is regulated water temperature when using water heater at ordinary times with us method is the same.The user lay a finger on the startup contact again and stops the automatic water-saving device after a bath, control circuit (3) outage, and magnetic valve (7) closure, the automatic water-saving device stops water outlet.
Need explanation: above narration is to describe as background with the bathroom that uses water heater, this invention can also be in other local uses of using water heater as the kitchen etc.
Claims (2)
1. water heater automatic water saving device, it is characterized in that: link to each other with water pump (2) at the place such as the bathroom hot water delivery port that use water heater, water pump (2) is connected with check valve (5), check valve (5) is in parallel with hand-operated valve (6), link to each other with cooling water outlet more at last, form the closed circuit of " water heater → bathroom hot water outlet → water pump → check valve → cooling water outlet → water heater ", magnetic valve (7) is connected between water pump (2) and the check valve (5), the outflow of control water.Between water pump (2) and check valve (5) position lay temperature sensor, be used for the water temperature of control circuit (3) monitoring closed circuit.
2. water heater automatic water saving device according to claim 1, it is characterized in that: water pump (2) can be in the closed circuit of " water heater → bathroom hot water outlet → water pump (2) → check valve (5) → cooling water outlet → water heater " shift position, control circuit (5) is controlled water pump (2) by modes such as lead, radio, ultrasonic waves.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100442196A CN101354188A (en) | 2008-04-15 | 2008-04-15 | Automatic water-saving device of water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008100442196A CN101354188A (en) | 2008-04-15 | 2008-04-15 | Automatic water-saving device of water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN101354188A true CN101354188A (en) | 2009-01-28 |
Family
ID=40307118
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008100442196A Pending CN101354188A (en) | 2008-04-15 | 2008-04-15 | Automatic water-saving device of water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101354188A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221266A (en) * | 2011-03-14 | 2011-10-19 | 冷涛 | Water economizer |
| CN106638810A (en) * | 2015-10-30 | 2017-05-10 | 河南化工职业学院 | Novel shower water-saving automatic apparatus |
| CN107386374A (en) * | 2017-08-28 | 2017-11-24 | 无锡昊瑜节能环保设备有限公司 | A kind of energy-conserving and environment-protective tap |
| CN111895483A (en) * | 2020-07-22 | 2020-11-06 | 安徽庐飞特智能科技有限公司 | Method for saving water by using equipment arranged in existing families as foundation |
-
2008
- 2008-04-15 CN CNA2008100442196A patent/CN101354188A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102221266A (en) * | 2011-03-14 | 2011-10-19 | 冷涛 | Water economizer |
| CN106638810A (en) * | 2015-10-30 | 2017-05-10 | 河南化工职业学院 | Novel shower water-saving automatic apparatus |
| CN106638810B (en) * | 2015-10-30 | 2019-07-16 | 河南应用技术职业学院 | A kind of water-saving automatic device of shower |
| CN107386374A (en) * | 2017-08-28 | 2017-11-24 | 无锡昊瑜节能环保设备有限公司 | A kind of energy-conserving and environment-protective tap |
| CN111895483A (en) * | 2020-07-22 | 2020-11-06 | 安徽庐飞特智能科技有限公司 | Method for saving water by using equipment arranged in existing families as foundation |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Open date: 20090128 |