CN209910198U - Water circulating device for solar water heater and heat-preservation water tower - Google Patents
Water circulating device for solar water heater and heat-preservation water tower Download PDFInfo
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- CN209910198U CN209910198U CN201822262969.2U CN201822262969U CN209910198U CN 209910198 U CN209910198 U CN 209910198U CN 201822262969 U CN201822262969 U CN 201822262969U CN 209910198 U CN209910198 U CN 209910198U
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/40—Solar thermal energy, e.g. solar towers
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Abstract
The utility model discloses a water circulating device of a solar water heater and a heat preservation water tower, which comprises a water tower body, a solar water heater and a water pump, wherein a heating water tank and a water level monitoring device are arranged outside the upper part of the tower body and are respectively communicated with the tower body; the water inlet pipe is provided with a water pump, and two ends of the water pump are respectively communicated with the solar water heater and the lower part of the tower body; the water return pipe is provided with a first electromagnetic valve; a second electromagnetic valve is arranged on a pipeline between the solar water heater and the water pump; a heating rod is arranged in the heating water tank and is connected with a pipeline between the second electromagnetic valve and the water pump through a heat exchange pipe; the heat exchange tube is provided with a third electromagnetic valve. The utility model has the advantages of compact structure, high heat exchange efficiency, full use of heat energy and the like.
Description
Technical Field
The utility model relates to a solar water heater technical field especially relates to a water circle device of solar water heater and heat preservation water tower.
Background
With the rapid development of economy, the shortage of energy becomes a bottleneck restricting the development of economy of each country. Solar energy is a clean, environment-friendly and efficient energy source, and is favored by all countries in the world due to inexhaustible energy. The solar water heater converts solar energy into heat energy, heats water from low temperature to high temperature, and meets the requirement of hot water in life and production. The solar water heater is divided into a vacuum tube type solar water heater and a flat plate type solar water heater according to the structural form.
Under the condition of sunny days in summer, the water temperature can reach the boiling point in less than two days, if water is not used for a long time, such as during business trips and travels, the aging of a sealing ring can be promoted when the water tank is in a high-temperature and high-pressure state for a long time, the aging and the atrophy of polyurethane are accelerated, sometimes, the air exhaust is not smooth, the water tank can be expanded and damaged due to too high pressure, water scales can be formed, and the service life of the water tank is shortened.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a compact structure, heat exchange efficiency are high, make full use of solar water heater and heat preservation water tower's water circle device of heat energy.
Preferably, the present invention may also have the following technical features:
the water circulation device of the solar water heater and the heat preservation water tower comprises a water tower body, the solar water heater and a water pump, wherein water paths of the water tower body, the solar water heater and the water pump are communicated; two ends of the water return pipe are respectively connected with the upper part of the tower body and the solar water heater; the two ends of the water inlet pipe are respectively connected with the solar water heater and the tower body; temperature sensors are arranged in the solar water heater and the tower body, and a heating water tank and a water level monitoring device are arranged on the outer side of the upper part of the tower body and are respectively communicated with the tower body; the water inlet pipe is provided with a water pump, and two ends of the water pump are respectively communicated with the solar water heater and the lower part of the tower body; the water return pipe is provided with a first electromagnetic valve; a second electromagnetic valve is arranged on a pipeline between the solar water heater and the water pump; a heating rod is arranged in the heating water tank and is connected with a pipeline between the second electromagnetic valve and the water pump through a heat exchange pipe; the heat exchange tube is provided with a third electromagnetic valve.
And the first electromagnetic valve, the second electromagnetic valve, the third electromagnetic valve, the water level monitoring device, the water pump and the temperature sensor are respectively in signal connection with the PLC.
Further, the second electromagnetic valve is a three-position five-way electromagnetic valve.
Further, still include the external source inlet tube, the external source inlet tube with the second solenoid valve is connected.
Further, the external source water inlet pipe is provided with a water filter.
Furthermore, the water level monitoring device comprises an L-shaped pipe and a water level sensor, the water level sensor is fixed at the upper end of the L-shaped pipe, and a sensing head of the water level sensor extends into the L-shaped pipe.
Further, the water level monitoring device is in threaded connection with the upper portion of the tower body.
Further, a sewage draining outlet is formed in the bottom of the heating water tank.
The utility model discloses beneficial effect with the prior art contrast includes: the utility model regulates and controls the working state of each electromagnetic valve, water pump and other elements through the PLC controller, and the temperature of the water tank of the solar water heater is controlled within a controllable range; the temperature of the water tank is detected by a first temperature sensor arranged in the water tank of the solar water heater, if the temperature exceeds a preset value, a first electromagnetic valve and a second electromagnetic valve are opened, a water circulation loop is formed by a water tower and the solar water heater, hot water of the solar water heater is output to the water tower, and cold water of the water tower is input into the solar water heater, so that the service life of the water tank of the solar water heater can be prevented from being shortened due to overhigh temperature, and the hot water can be fully collected; meanwhile, the heat exchange pipeline is arranged, so that the water temperature in the water tower can be accelerated.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following embodiments. It should be emphasized that the following description is merely exemplary in nature and is not intended to limit the scope of the invention or its application.
Non-limiting and non-exclusive embodiments will be described with reference to the following figures, wherein like reference numerals refer to like parts, unless otherwise specified.
The water circulation device of the solar water heater and the heat preservation water tower shown in fig. 1 comprises a water tower body 2, the solar water heater 1 and a water pump 7, wherein water paths of the tower body 2, the solar water heater 1 and the water pump 7 are communicated. Two ends of the water return pipe 6 are respectively connected with the upper part of the tower body 2 and the water tank of the solar water heater 1; the two ends of the water inlet pipe 63 are respectively connected with the water tank of the solar water heater 1 and the tower body 2. A first temperature sensor is arranged in a water tank of the solar water heater 1, and a second temperature sensor is arranged in the tower body. And a heating water tank 4 and a water level monitoring device are arranged on the outer side of the upper part of the tower body and are respectively communicated with the tower body 2. The water level monitoring device comprises an L-shaped pipe 3 and a water level sensor 31, wherein the water level sensor 31 is fixed at the upper end of the L-shaped pipe 3, and a sensing head of the water level monitoring device extends into the L-shaped pipe 3. The upper part of the tower body 2 is provided with a connecting screw hole, the lower end of the L-shaped pipe 3 is screwed in the connecting screw hole, and the upper end is vertically upward. The water inlet pipe 63 is provided with a water pump 7, and two ends of the water pump 7 are respectively communicated with the water tank of the solar water heater 1 and the lower part of the tower body 2; the water return pipe 6 is provided with a first electromagnetic valve 51; a second electromagnetic valve 53 is arranged on a pipeline between the solar water heater 1 and the water pump 7; a heating rod 41 is arranged in the heating water tank 4, a sewage outlet 42 is arranged at the bottom of the heating water tank 4, and the heating water tank 4 is connected with a pipeline between the second electromagnetic valve 53 and the water pump 7 through a heat exchange pipe 61; the heat exchange pipe 61 is provided with a third solenoid valve 52.
In order to further improve the working efficiency of the water circulation device, a PLC controller is designed for auxiliary control. And the first, second and third electromagnetic valves, the water level monitoring device, the water pump 7, the first and second temperature sensors are respectively in signal connection with a PLC (programmable logic controller). The PLC controller respectively controls each connecting element. The working states of elements such as electromagnetic valves, water pumps and the like are regulated and controlled by the PLC controller, so that the temperature of the water tank of the solar water heater 1 is in a controllable range. The temperature of the water tank is detected by a first temperature sensor arranged in the water tank of the solar water heater 1, if the temperature exceeds a preset value, a first electromagnetic valve and a second electromagnetic valve are opened, so that the water tower 2 and the solar water heater 1 form a water circulation loop, hot water of the solar water heater 1 is output to the water tower 2, and then cold water of the water tower 2 is input to the solar water heater 1, so that the service life of the water tank of the solar water heater 1 can be prevented from being shortened due to overhigh temperature, and the hot water can be fully collected.
In a preferred embodiment, the second solenoid valve is a three-position five-way solenoid valve. Connect exogenous inlet tube 81 with second solenoid valve 53, exogenous inlet tube 81 is equipped with water filter 8, and the water source flows through and gets into second solenoid valve 53 behind water filter 8. The valve core of the second electromagnetic valve 53 is adjusted to adjust the communication or the closing of the solar water heater 1 and the water pump 7, and the communication or the closing of the external source water inlet pipe 81 and the water pump 7. The water inflow at water source provides data through setting up the water level monitoring device in tower body upper portion, and when water level sensor 31 sensed the water level lower limit, by the start of PLC controller control water pump 7, regulation and control second solenoid valve 53 made external source inlet tube 81 communicate water pump 7, water level sensor 31 sensed the water level and reached the predetermined value, and with the signal sent to the PLC controller, the PLC controller control stopped intaking.
To embody the utility model, the third solenoid valve 52 is provided with a hot water outlet pipe 62 to ensure that the hot water in the heating tank can be used in the continuous rainy weather.
The device can realize water path circulation:
and (3) circulation 1:
water tower-first electromagnetic valve-solar water heater-second electromagnetic valve-water pump-water tower.
And (3) circulation 2:
water tower-heating water tank-third electromagnetic valve-water pump-water tower.
Those skilled in the art will recognize that numerous variations are possible in light of the above description, and therefore the examples and drawings are merely intended to describe one or more specific embodiments.
While there has been described and illustrated what are considered to be example embodiments of the present invention, it will be understood by those skilled in the art that various changes and substitutions can be made therein without departing from the spirit of the invention. In addition, many modifications may be made to adapt a particular situation to the teachings of the present invention without departing from the central concept described herein. Therefore, the present invention is not limited to the specific embodiments disclosed herein, but may include all embodiments and equivalents falling within the scope of the present invention.
Claims (8)
1. The water circulation device of the solar water heater and the heat preservation water tower comprises a water tower body, the solar water heater and a water pump, wherein water paths of the water tower body, the solar water heater and the water pump are communicated; two ends of the water return pipe are respectively connected with the upper part of the tower body and the solar water heater; the two ends of the water inlet pipe are respectively connected with the solar water heater and the tower body; the solar water heater and the tower body are internally provided with temperature sensors which are characterized in that: a heating water tank and a water level monitoring device are arranged on the outer side of the upper part of the tower body and are respectively communicated with the tower body; the water inlet pipe is provided with a water pump, and two ends of the water pump are respectively communicated with the solar water heater and the lower part of the tower body; the water return pipe is provided with a first electromagnetic valve; a second electromagnetic valve is arranged on a pipeline between the solar water heater and the water pump; a heating rod is arranged in the heating water tank and is connected with a pipeline between the second electromagnetic valve and the water pump through a heat exchange pipe; the heat exchange tube is provided with a third electromagnetic valve.
2. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 1, wherein: the water level monitoring device comprises a first electromagnetic valve, a second electromagnetic valve, a third electromagnetic valve, a water level monitoring device, a water pump and a temperature sensor which are connected with the PLC through signals.
3. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 1, wherein: the second electromagnetic valve is a three-position five-way electromagnetic valve.
4. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 3, wherein: still include the external source inlet tube, the external source inlet tube with the second solenoid valve is connected.
5. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 4, wherein: the exogenous water inlet pipe is provided with a water filter.
6. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 1, wherein: the water level monitoring device comprises an L-shaped pipe and a water level sensor, the water level sensor is fixed at the upper end of the L-shaped pipe, and a sensing head of the water level sensor extends into the L-shaped pipe.
7. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 1, wherein: the water level monitoring device is in threaded connection with the upper part of the tower body.
8. The water circulating apparatus of a solar water heater and a heat-preserving water tower as claimed in claim 1, wherein: and a sewage draining outlet is formed in the bottom of the heating water tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822262969.2U CN209910198U (en) | 2018-12-31 | 2018-12-31 | Water circulating device for solar water heater and heat-preservation water tower |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822262969.2U CN209910198U (en) | 2018-12-31 | 2018-12-31 | Water circulating device for solar water heater and heat-preservation water tower |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209910198U true CN209910198U (en) | 2020-01-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822262969.2U Active CN209910198U (en) | 2018-12-31 | 2018-12-31 | Water circulating device for solar water heater and heat-preservation water tower |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209910198U (en) |
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2018
- 2018-12-31 CN CN201822262969.2U patent/CN209910198U/en active Active
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