CN203323391U - Water circulating system of water heater - Google Patents
Water circulating system of water heater Download PDFInfo
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- CN203323391U CN203323391U CN2013203538286U CN201320353828U CN203323391U CN 203323391 U CN203323391 U CN 203323391U CN 2013203538286 U CN2013203538286 U CN 2013203538286U CN 201320353828 U CN201320353828 U CN 201320353828U CN 203323391 U CN203323391 U CN 203323391U
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- water
- pipeline section
- heater
- circulating
- water heater
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Abstract
The utility model discloses a water circulating system of a water heater, which adopts the structure that a circulating water inlet is formed in the lower end of the water heater; a circulating pipe is arranged between the water outlet of the water heater and the circulating water inlet, and comprises a water outlet pipe section, a circulating pipe section, a pressure pipe section and a water inlet pipe section which are connected in sequence; thermal insulation layers are arranged on the outer circumferences of the water outlet pipe section, the circulating pipe section and the water inlet pipe section; height difference exists between two ends of the pressure pipe section; when hot water is not needed, water in the water outlet pipe section flows back into the water tank of the water heater along the circulating pipe section, the pressure pipe section and the water inlet pipe section under the action of gravity, and is heated together with water in the water tank and the water heater, and then output. Therefore, not only is waste of water in the circulating pipe guaranteed avoided, but also water resource is saved, the output water is guaranteed to be always hot, the heat loss of water during the water circulating process is low, and a large quantity of energy is saved. The water circulating system is simple in structure and convenient to use.
Description
Technical field
The utility model relates to a kind of water heater water circulation system,
Background technology
The water system of water heater series products mainly contains two kinds of structures in the market, and a kind of is the household small-size water system, and as shown in Figure 1, it adopts single-pipeline to supply water usually, and outlet of water heater adopts single-pipeline to be connected with use side; Another kind is commercial large-scale water system, and as shown in Figure 2, the dual circuit that is of employing supplies water, and the water heater water out is connected with dual circuit with use side, and adds water circulating pump.In pipeline the temperature of water lower than setting value after, the ON cycle water pump, improve the temperature of water in pipeline, when the user uses, the hot water supply can just be arranged in the short time, reduces the loss of cold water.
Yet there is respectively following problem in above-mentioned two kinds of water systems, although the pipeline in the household small-size system between outlet of water heater and use side is shorter, but still to bleed off the cold water in pipeline before going out hot water, wasted more water resource, and the water from outlet of water heater to the use side pipeline is after being used surpass 20 minutes interval time, in this section pipeline, the temperature of water is down to room temperature, reuses the cold water that same needs are drained in pipeline, increases that electric energy is used and the waste of water resource; And the dual circuit adopted in commercial large scale system connects design, when not using hot water, water circulating pump can be opened on not timing ground, the waste electric energy, and in commercial large scale system, the employing of water circulating pump makes troubles can to undoubtedly the aspects such as pipeline, circuit connection, has increased the possibility broken down in construction working amount and use procedure.
Summary of the invention
The purpose of this utility model is to provide a kind of water heater water circulation system, thereby is guaranteeing that water heater continues, under the prerequisite of hot-water supply, to avoid the waste of water resource and electric energy in using simultaneously.
for achieving the above object, the technical solution adopted in the utility model is: a kind of water heater water circulation system, comprise water heater, described water heater comprises the delivery port that is located thereon end, be positioned at the recirculated water entrance of its lower end, described delivery port, be provided with circulating water pipe between described recirculated water entrance, described circulating water pipe comprises successively connected water outlet pipeline section, the circulation pipeline section, pressure pipeline section and water inlet segment, the outer end of described water outlet pipeline section is connected on described delivery port, be provided with the branch road water pipe for hot water output between described water outlet pipeline section and described circulation pipeline section, the end be connected with described circulating water pipe on described pressure pipeline section is vertically higher than the end be connected with described water inlet segment on described pressure pipeline section, the outer end of described water inlet segment is connected on described recirculated water entrance, described water outlet pipeline section, described circulation pipeline section, all be enclosed with heat-insulation layer on the water pipe outside perimembranous of described water inlet segment.
Preferably, on the water tank of described water heater or described water outlet pipeline section be provided with air bleeding valve.
Still more preferably, have the part water pipe on described water outlet pipeline section at least vertically higher than the described water tank of described water heater and higher than other parts of described circulating water pipe, described air bleeding valve is arranged on the vertical direction highest point on described water outlet pipeline section.
Preferably, the height H max of peak≤P vertically on described circulating water pipe
Water
/ (ρ
Water
G) and Hmax≤P
Water tank
/ (ρ
Water
G), P wherein
Water
The water pressure of serving as reasons in the outside supply channel to supplying water in the water tank of described water heater, P
Water tank
For the maximum pressure-bearing pressure of water tank in described water heater, ρ
Water
For the density of water, g is acceleration of gravity.
Preferably, described water inlet segment is provided with check valve, and the water inlet of wherein said check valve is adjacent with described pressure pipeline section.
Preferably, described pressure pipeline section closes on the water tank setting of described water heater, and the length bearing of trend of described pressure pipeline section is parallel to the axial line bearing of trend of described water tank.
Still more preferably, described pressure pipeline section vertically distributes.
utilization due to technique scheme, the utility model compared with prior art has following advantages: a kind of water heater water circulation system of the present utility model, wherein by the lower end at water heater, the recirculated water entrance is set, and between the delivery port of water heater and recirculated water entrance, circulating water pipe is set, and circulating water pipe is divided into successively to connected water outlet pipeline section, the circulation pipeline section, pressure pipeline section and water inlet segment, wherein at the water outlet pipeline section, the outside perimembranous of circulation pipeline section and water inlet segment arranges heat-insulation layer, and make between the two ends of pressure pipeline section and have difference in height, when not using hot water, water in the water outlet pipeline section follows ring pipe section under the effect of gravity, pressure pipeline section and water inlet segment are back in the water tank of water heater, make to export again after the common heating of water in itself and water-heater water tank, can either guarantee that like this water in circulating water pipe is not wasted, save water resource, can guarantee again the hot water that is always of output, in the process of water circulation, the thermal loss of water is few, saved a large amount of energy.This water heater water circulation system is simple in structure, easy to use.
The accompanying drawing explanation
The structural representation that accompanying drawing 1 is household small-size water system in prior art;
The structural representation that accompanying drawing 2 is commercial large-scale water system in prior art;
The structural representation that accompanying drawing 3 is water circulation system in the utility model.
The specific embodiment
Below in conjunction with the drawings and specific embodiments, the technical solution of the utility model is further elaborated.
Water heater water circulation system shown in Figure 3, comprise water heater 1, the upper end of water heater 1 has delivery port, and its lower end is provided with the recirculated water entrance, also is provided with the water supplement port supplied water to the water tank (not shown) of water heater 1 for outside supply channel (not shown) on water heater 1.Be provided with circulating water pipe 2 between delivery port and recirculated water entrance, circulating water pipe 2 comprises successively ab section in connected water outlet pipeline section 21(Fig. 3), bc section in circulation pipeline section 22(Fig. 3), cd section in pressure pipeline section 23(Fig. 3) and water inlet segment 24(Fig. 3 in the de section), the a end of water outlet pipeline section 21 is connected on the delivery port of water heater 1, draw a branch road water pipe 25 between water outlet pipeline section 21 and circulation pipeline section 22, this branch road water pipe 25 is for the output of hot water, the end of this branch road water pipe 25 is provided with water valve, and user's water adjusting valve obtains the hot water of water heater 1.The c end be connected with circulating water pipe 22 on pressure pipeline section 23 is vertically higher than the d end be connected with water inlet segment 24 on pressure pipeline section 23, and the outer end of water inlet segment 24 is that the e end is connected on the recirculated water entrance of water heater 1.All be enclosed with heat-insulation layer (not indicating in figure) on the perimembranous of the water pipe of water outlet pipeline section 21, circulation pipeline section 22 and water inlet segment 24 outside, this heat-insulation layer can contraposition in the inner the water in the side water pipe be incubated, the hot water in anti-antipriming pipe is comparatively fast cooling.
like this, this water heater 1 is when hot-water supply, while opening the water valve of branch road water pipe 25 ends, hot water in water heater 1 just flow in branch road water pipe 25 and flows out for the user through water outlet pipeline section 21, after closing water valve, hot water is interior mobile at circulating water pipe 2 because of Action of Gravity Field, hot water is at water outlet pipeline section 21, circulation pipeline section 22 interior when mobile heat loss less, when hot water during through pressure pipeline section 23, because this section pipeline do not established heat-insulation layer, the heat of hot water is held to the process of d end partial loss is occurred from c, in pressure pipeline section 23, the mean temperature of water is lower than the temperature of Water in Water Tanks, produce pressure reduction thereby the pressure that causes d point both sides is different, making water in circulating water pipe 2 flow in the water tank of water heater 1 again is heated and exports for the user, what so just can guarantee that the user obtains while again opening water valve is still hot water.When using this water heater 1 summer, because outside air temperature is higher, the water temperature temperature difference in pressure pipeline section 23 in the mean temperature of water and water heater 1 water tank is less, and water circulating speed is lower, guaranteeing also to have reduced thermal loss when the user uses, reached energy-conservation effect like this; And while using in the winter time, outside air temperature is lower, and the heat dissipation capacity of pressure pipeline section 23 parts is larger, and water circulating speed is higher, the temperature that can guarantee like this water outlet pipeline section 21 interior water approaches the water temperature in water heater 1 water tank, can meet better the use of user's hot water in winter.
On circulating water pipe 2 vertically the height of peak should meet following condition, that is: Hmax≤P
Water
/ (ρ
Water
G) and Hmax≤P
Water tank
/ (ρ
Water
G), P wherein
Water
The water pressure of serving as reasons in the outside supply channel to supplying water in the water tank of water heater 1, P
Water tank
For the maximum pressure-bearing pressure of water tank in water heater 1, ρ
Water
For the density of water, g is acceleration of gravity.For discharging the gas in water tank, prevent that the pressure formed because of gas in water from hindering circulating of water, when the line arrangement of circulating water pipe 2 during vertically all lower than the water tank in water heater 1, water tank in water heater 1 should arrange air bleeding valve 3 so that water tank has degassing function, when water tank does not have degassing function, as shown in Figure 3, this air bleeding valve 3 also can be located on water outlet pipeline section 21 near water outlet, and on water outlet pipeline section 21, have at least the part water pipe vertically to exceed the water tank in water heater 1, and the while is higher than other parts of circulating water pipe 2, air bleeding valve 3 is arranged on the vertical direction highest point on water outlet pipeline section 21.
Shown in Figure 3, flow into circulating water pipe 2 for preventing the water in water heater 1 through the recirculated water entrance, water inlet segment 24 is provided with check valve 4, and wherein the water inlet of check valve 4 is adjacent with pressure pipeline section 23.In the present embodiment, in order to prevent heat, too much lose, pressure pipeline section 23 closes on the water tank setting of water heater 1, and the axis parallel setting of the length bearing of trend of pressure pipeline section 23 and water tank and all vertically distributions.In the process of arranging at circulating water pipe 2, for avoiding occurring that gas blocks up phenomenon, need the water pipe that along continuous straight runs is arranged all should be according to 3%～5% gradient setting.
in sum, a kind of water heater water circulation system of the present utility model, wherein by the lower end at water heater 1, the recirculated water entrance is set, and between the delivery port of water heater 1 and recirculated water entrance, circulating water pipe 2 is set, and circulating water pipe 2 is divided into successively to connected water outlet pipeline section 21, circulation pipeline section 22, pressure pipeline section 23 and water inlet segment 24, wherein at water outlet pipeline section 21, the outside perimembranous of circulation pipeline section 22 and water inlet segment 24 arranges heat-insulation layer, and make between the two ends of pressure pipeline section 23 and have difference in height, when not using hot water, water in water outlet pipeline section 21 follows ring pipe section 22 under the effect of gravity, pressure pipeline section 23 and water inlet segment 24 are back in the water tank of water heater 1, make to export again after the common heating of water in itself and water heater 1 water tank, can either guarantee that like this water in circulating water pipe 2 is not wasted, save water resource, can guarantee again the hot water that is always of output, in the process of water circulation, the thermal loss of water is few, saved a large amount of energy.This water heater water circulation system is simple in structure, easy to use.
Above-described embodiment is only explanation technical conceive of the present utility model and characteristics, and its purpose is to allow the person skilled in the art can understand content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences of doing according to the utility model Spirit Essence change or modify, within all should being encompassed in protection domain of the present utility model.
Claims (7)
1. a water heater water circulation system, comprise water heater, it is characterized in that: described water heater comprises the delivery port that is located thereon end, be positioned at the recirculated water entrance of its lower end, described delivery port, be provided with circulating water pipe between described recirculated water entrance, described circulating water pipe comprises successively connected water outlet pipeline section, the circulation pipeline section, pressure pipeline section and water inlet segment, the outer end of described water outlet pipeline section is connected on described delivery port, be provided with the branch road water pipe for hot water output between described water outlet pipeline section and described circulation pipeline section, the end be connected with described circulating water pipe on described pressure pipeline section is vertically higher than the end be connected with described water inlet segment on described pressure pipeline section, the outer end of described water inlet segment is connected on described recirculated water entrance, described water outlet pipeline section, described circulation pipeline section, all be enclosed with heat-insulation layer on the water pipe outside perimembranous of described water inlet segment.
2. a kind of water heater water circulation system according to claim 1 is characterized in that: on the water tank of described water heater or described water outlet pipeline section be provided with air bleeding valve.
3. a kind of water heater water circulation system according to claim 2, it is characterized in that: have the part water pipe on described water outlet pipeline section at least vertically higher than the described water tank of described water heater and higher than other parts of described circulating water pipe, described air bleeding valve is arranged on the vertical direction highest point on described water outlet pipeline section.
4. a kind of water heater water circulation system according to claim 1 is characterized in that: the height H max of peak≤P vertically on described circulating water pipe
Water/ (ρ
WaterG) and Hmax≤P
Water tank/ (ρ
WaterG), P wherein
WaterThe water pressure of serving as reasons in the outside supply channel to supplying water in the water tank of described water heater, P
Water tankFor the maximum pressure-bearing pressure of water tank in described water heater, ρ
WaterFor the density of water, g is acceleration of gravity.
5. a kind of water heater water circulation system according to claim 1, it is characterized in that: described water inlet segment is provided with check valve, and the water inlet of wherein said check valve is adjacent with described pressure pipeline section.
6. a kind of water heater water circulation system according to claim 1, it is characterized in that: described pressure pipeline section closes on the water tank setting of described water heater, and the length bearing of trend of described pressure pipeline section is parallel to the axial line bearing of trend of described water tank.
7. a kind of water heater water circulation system according to claim 6, it is characterized in that: described pressure pipeline section vertically distributes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203538286U CN203323391U (en) | 2013-06-20 | 2013-06-20 | Water circulating system of water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013203538286U CN203323391U (en) | 2013-06-20 | 2013-06-20 | Water circulating system of water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203323391U true CN203323391U (en) | 2013-12-04 |
Family
ID=49662736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013203538286U Expired - Lifetime CN203323391U (en) | 2013-06-20 | 2013-06-20 | Water circulating system of water heater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203323391U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277896A (en) * | 2013-06-20 | 2013-09-04 | 苏州翔箭智能科技有限公司 | Water circulation system for water heater |
| CN105865060A (en) * | 2015-01-24 | 2016-08-17 | 李斌 | Device for preventing frost-cracking of water pipe and supplying instant hot water for solar water heater |
-
2013
- 2013-06-20 CN CN2013203538286U patent/CN203323391U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103277896A (en) * | 2013-06-20 | 2013-09-04 | 苏州翔箭智能科技有限公司 | Water circulation system for water heater |
| CN103277896B (en) * | 2013-06-20 | 2016-03-02 | 苏州翔箭智能科技有限公司 | A kind of water circulation system for water heater |
| CN105865060A (en) * | 2015-01-24 | 2016-08-17 | 李斌 | Device for preventing frost-cracking of water pipe and supplying instant hot water for solar water heater |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170117 Address after: 310018, Zhejiang, Hangzhou economic and Technological Development Zone, No. 12, No. 289, No. three, No. 6 Industrial Park, garden building, 2F Patentee after: HANGZHOU LEADERWAY ELECTRONICS Co.,Ltd. Address before: Xinping street Suzhou City Industrial Park 215125 Jiangsu province No. 388 innovation park off Tower room C3A03 Patentee before: SUZHOU XIANGJIAN INTELLIGENT SCIENCE & TECHNOLOGY Co.,Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20131204 |