There is the water heater of water-saving system
Technical field
The present invention relates to household appliance technical field, more particularly, the present invention relates to a kind of water heater with water-saving system.
Background technology
Water heater just refers to by various physical principle, makes cold water temperature raise a kind of electrical Household appliance becoming hot water within a certain period of time.Different according to principle, water heater can be divided into electric heater, gas heater, solar water heater, fast magnetic domestic hot-water device etc.
Water heater heats the water in water heater water storage barrel the heating unit that water heats by utilizing electric energy, combustion gas, solar energy or electromagnetic energy homenergic.After this, when needs use hot water, to open the light the hot water that can use via heating unit heats by regulating hot water.
But, when reality uses water heater, there is such problem.Namely, because the installation site of water heater water storage barrel is far from the position of the delivery port using hot water, the water heater water storage barrel of such as solar water heater may be arranged in roof, the delivery port of hot water (shower head in such as bathroom or the tap in kitchen) is used then to be positioned within doors, thus make when opening delivery port to use the hot water crossed via the heating unit heats of water heater, needing the cold water in the water pipe between the position of installation site to delivery port through making water heater water storage barrel after a while to flow to end, just can obtain the hot water expecting to obtain.
When above-mentioned situation occurs, obviously, if left water heater water storage barrel installation site to delivery port position between water pipe in cold water flow out in vain, and do not take any measure, then can waste water resource, especially when water heater water storage barrel installation site to delivery port position between water pipe very long time (situation of such as solar water heater), a large amount of water resources can be wasted, and water heater is more by the number of times used, the water resource of waste is more.
Therefore, it is desirable to provide a kind of installation site of water heater water storage barrel of avoiding waste to delivery port position between water pipe in the technical scheme of cold water.
Summary of the invention
Technical problem to be solved by this invention is for there is above-mentioned defect in prior art, provide a kind of installation site of water heater water storage barrel of can avoiding waste to delivery port position between water pipe in the water heater with water-saving system of cold water.
According to a first aspect of the invention, provide a kind of water heater with water-saving system, it comprises: water heater water storage barrel, heater, the water inlet pipe be connected with described water heater water storage barrel, the outlet pipe be connected with described water heater water storage barrel, additional retaining unit, selector switch of intake, water outlet selector switch, be connected to the additional water pipe of first between described additional retaining unit and described water inlet selector switch, be connected to second between described additional retaining unit and described water outlet selector switch and add water pipe and control unit; Wherein, described control unit is connected to described heater, thus controls the startup of described heater, stopping, heating-up temperature; Wherein, described control unit is also connected to described water outlet selector switch, thus when bringing into use the water in described water heater, first described control unit sends first to described water outlet selector switch and selects signal, makes the water flowed out from described water heater water storage barrel enter described additional retaining unit via outlet pipe and the second additional water pipe; After this, after length after a predetermined time, described control unit sends second to described water outlet selector switch and selects signal, makes the water flowed out from described water heater water storage barrel flow out described water heater via outlet pipe; Described control unit is also connected to described additional retaining unit and described water inlet selector switch; And, when described water feeding of heater, described control unit detects in described additional retaining unit whether have water, when there being water in described additional retaining unit, described control unit sends the 3rd to described water inlet selector switch and selects signal, makes the water of described additional retaining unit enter described water heater water storage barrel via the described first additional water pipe and described water inlet pipe; Further, when the current in described additional retaining unit are most, described additional retaining unit sends water to described control unit and uses up notification signal; And when described control unit from described additional retaining unit receive water use up notification signal time, described control unit sends the 4th to described water inlet selector switch and selects signal, thus closes the described first additional water pipe.
Preferably, described control unit sets described scheduled time length according to the length of outlet pipe.
Preferably, described additional retaining cell layout is inner at described water heater water storage barrel.
According to a second aspect of the invention, provide a kind of water heater with water-saving system, it comprises: water heater water storage barrel, heater, the water inlet pipe be connected with described water heater water storage barrel, the outlet pipe be connected with described water heater water storage barrel, additional retaining unit, water inlet selector switch, water outlet selector switch, be connected to the additional water pipe of first between described additional retaining unit and described water inlet selector switch, be connected to the additional water pipe of second between described additional retaining unit and described water outlet selector switch, be arranged in the temperature measurement unit in outlet pipe, and control unit, wherein, described control unit is connected to described heater, thus controls the startup of described heater, stopping, heating-up temperature, wherein, described control unit is also connected to described water outlet selector switch, thus when bringing into use the water in described water heater, first described control unit sends first to described water outlet selector switch and selects signal, makes the water flowed out from described water heater water storage barrel enter described additional retaining unit via outlet pipe and the second additional water pipe, the water temperature of described temperature measurement unit to the water arriving described water outlet selector switch is measured, and sends temperature arriving signal when the water temperature recorded exceedes predetermined water temperature threshold value to described control unit, described control unit sends second when receiving temperature arriving signal to described water outlet selector switch and selects signal, makes the water flowed out from described water heater water storage barrel flow out water heater via outlet pipe, described control unit is also connected to described additional retaining unit and described water inlet selector switch, and, when described water feeding of heater, described control unit detects in described additional retaining unit whether have water, when there being water in described additional retaining unit, described control unit sends the 3rd to described water inlet selector switch and selects signal, makes the water of described additional retaining unit enter described water heater water storage barrel via the described first additional water pipe and described water inlet pipe, further, when the current in described additional retaining unit are most, described additional retaining unit sends water to described control unit and uses up notification signal, and when described control unit from described additional retaining unit receive water use up notification signal time, described control unit sends the 4th to described water inlet selector switch and selects signal, thus closes the described first additional water pipe.
Preferably, described control unit is for setting described predetermined water temperature threshold value.
Preferably, described additional retaining cell layout is inner at described water heater water storage barrel.
According to the present invention, the installation site of water heater water storage barrel to delivery port position between water pipe in cold water can flow into additional retaining unit, and need with entering water heater water storage barrel during water at water heater, thus the installation site of water heater water storage barrel of avoiding waste to delivery port position between water pipe in cold water.In addition, according to the present invention, described additional retaining cell layout is inner at described water heater water storage barrel.Thus, the volume of water heater can be reduced.
Accompanying drawing explanation
By reference to the accompanying drawings, and by reference to detailed description below, will more easily there is more complete understanding to the present invention and more easily understand its adjoint advantage and feature, wherein:
Fig. 1 schematically shows the block diagram with the water heater of water-saving system according to a first embodiment of the present invention.
Fig. 2 schematically shows the block diagram with the water heater of water-saving system according to a second embodiment of the present invention.
It should be noted that, accompanying drawing is for illustration of the present invention, and unrestricted the present invention.Note, represent that the accompanying drawing of structure may not be draw in proportion.Further, in accompanying drawing, identical or similar element indicates identical or similar label.
Detailed description of the invention
In order to make content of the present invention clearly with understandable, below in conjunction with specific embodiments and the drawings, content of the present invention is described in detail.
< first embodiment >
Fig. 1 schematically shows the block diagram with the water heater of water-saving system according to a first embodiment of the present invention.
As shown in Figure 1, the water heater with water-saving system according to a first embodiment of the present invention comprises: water heater water storage barrel 1, heater 2, the water inlet pipe 3 be connected with described water heater water storage barrel 1, the outlet pipe 4 be connected with described water heater water storage barrel 1, additional retaining unit 5, selector switch 6 of intake, water outlet selector switch 7, be connected to the additional water pipe 8 of first between described additional retaining unit 5 and described water inlet selector switch 6, be connected to second between described additional retaining unit 5 and described water outlet selector switch 7 and add water pipe 9 and control unit 10.
Wherein, described control unit 10 is connected to described heater 2, thus controls the startup, stopping, heating-up temperature etc. of described heater 2.
Wherein, described control unit 10 is also connected to described water outlet selector switch 7, thus when user brings into use the water in described water heater, first described control unit 10 sends the first selection signal S1 to described water outlet selector switch 7, makes the water flowed out from described water heater water storage barrel 1 enter described additional retaining unit 5 via outlet pipe 4 and the second additional water pipe 9; After this, after length after a predetermined time, described control unit 10 sends the second selection signal S2 to described water outlet selector switch 7, makes the water flowed out from described water heater water storage barrel 1 flow out water heater (as shown in the arrow on the right side of Fig. 1) via outlet pipe 4.
Like this, the installation site of water heater water storage barrel to delivery port position between water pipe in cold water can flow into additional retaining unit, thus the installation site of water heater water storage barrel of avoiding waste to delivery port position between water pipe in cold water.
Preferably, described control unit 10 sets described scheduled time length according to the length of outlet pipe 4.That is, described control unit 10 can according to the installation site of water heater water storage barrel to delivery port position between the length of water pipe set described scheduled time length.
Described control unit 10 is also connected to described additional retaining unit 5 and described water inlet selector switch 6; And, when described water feeding of heater, described control unit 10 detects in described additional retaining unit 5 whether have water, when there being water in described additional retaining unit 5, described control unit 10 sends the 3rd to described water inlet selector switch 6 and selects signal S3, makes the water of described additional retaining unit 5 enter described water heater water storage barrel 1 via the described first additional water pipe 8 and described water inlet pipe 3.
Further, when the current in described additional retaining unit 5 are most, described additional retaining unit 5 sends water to described control unit 10 and uses up notification signal S5.When described control unit 10 from described additional retaining unit 5 receive water use up notification signal S5 time, described control unit 10 sends the 4th to described water inlet selector switch 6 and selects signal S4, thus closes the described first additional water pipe 8.After this, can pour water from such as water supply pipe to described water heater water storage barrel 1.
Therefore, the installation site of water heater water storage barrel to delivery port position between water pipe in cold water can flow into additional retaining unit, and need with entering water heater water storage barrel during water at water heater, thus the installation site of water heater water storage barrel of avoiding waste to delivery port position between water pipe in cold water.
Preferably, described additional retaining unit 5 is arranged in described water heater water storage barrel 1 inside.Thus, the volume of water heater can be reduced.
< second embodiment >
Fig. 2 schematically shows the block diagram with the water heater of water-saving system according to a second embodiment of the present invention.
Fig. 1 schematically shows the block diagram with the water heater of water-saving system according to a first embodiment of the present invention.
As shown in Figure 1, the water heater with water-saving system according to a first embodiment of the present invention comprises: water heater water storage barrel 1, heater 2, the water inlet pipe 3 be connected with described water heater water storage barrel 1, the outlet pipe 4 be connected with described water heater water storage barrel 1, additional retaining unit 5, water inlet selector switch 6, water outlet selector switch 7, be connected to the additional water pipe 8 of first between described additional retaining unit 5 and described water inlet selector switch 6, be connected to the additional water pipe 9 of second between described additional retaining unit 5 and described water outlet selector switch 7, be arranged in the temperature measurement unit 11 in outlet pipe 4, and control unit 10.
Wherein, described control unit 10 is connected to described heater 2, thus controls the startup, stopping, heating-up temperature etc. of described heater 2.
Wherein, described control unit 10 is also connected to described water outlet selector switch 7, thus when user brings into use the water in described water heater, first described control unit 10 sends the first selection signal S1 to described water outlet selector switch 7, makes the water flowed out from described water heater water storage barrel 1 enter described additional retaining unit 5 via outlet pipe 4 and the second additional water pipe 9.
The water temperature of described temperature measurement unit 11 to the water arriving described water outlet selector switch 7 is measured, and sends temperature arriving signal S6 when the water temperature recorded exceedes predetermined water temperature threshold value to described control unit 10; Described control unit 10 sends the second selection signal S2 when receiving temperature arriving signal S6 to described water outlet selector switch 7, makes the water flowed out from described water heater water storage barrel 1 flow out water heater (as shown in the arrow on the right side of Fig. 1) via outlet pipe 4.
Like this, the installation site of water heater water storage barrel to delivery port position between water pipe in cold water can flow into additional retaining unit, thus the installation site of water heater water storage barrel of avoiding waste to delivery port position between water pipe in cold water.
Preferably, described control unit 10 can be used for setting described predetermined water temperature threshold value.
Described control unit 10 is also connected to described additional retaining unit 5 and described water inlet selector switch 6; And, when described water feeding of heater, described control unit 10 detects in described additional retaining unit 5 whether have water, when there being water in described additional retaining unit 5, described control unit 10 sends the 3rd to described water inlet selector switch 6 and selects signal S3, makes the water of described additional retaining unit 5 enter described water heater water storage barrel 1 via the described first additional water pipe 8 and described water inlet pipe 3.
Further, when the current in described additional retaining unit 5 are most, described additional retaining unit 5 sends water to described control unit 10 and uses up notification signal S5.When described control unit 10 from described additional retaining unit 5 receive water use up notification signal S5 time, described control unit 10 sends the 4th to described water inlet selector switch 6 and selects signal S4, thus closes the described first additional water pipe 8.After this, can pour water from such as water supply pipe to described water heater water storage barrel 1.
Therefore, the installation site of water heater water storage barrel to delivery port position between water pipe in cold water can flow into additional retaining unit, and need with entering water heater water storage barrel during water at water heater, thus the installation site of water heater water storage barrel of avoiding waste to delivery port position between water pipe in cold water.
Preferably, described additional retaining unit 5 is arranged in described water heater water storage barrel 1 inside.Thus, the volume of water heater can be reduced.
Be understandable that, although the present invention with preferred embodiment disclose as above, but above-described embodiment and be not used to limit the present invention.For any those of ordinary skill in the art, do not departing under technical solution of the present invention ambit, the technology contents of above-mentioned announcement all can be utilized to make many possible variations and modification to technical solution of the present invention, or be revised as the Equivalent embodiments of equivalent variations.Therefore, every content not departing from technical solution of the present invention, according to technical spirit of the present invention to any simple modification made for any of the above embodiments, equivalent variations and modification, all still belongs in the scope of technical solution of the present invention protection.