CN101441005A - Automatic evacuation anti-freezing device of solar delivery pipeline - Google Patents
Automatic evacuation anti-freezing device of solar delivery pipeline Download PDFInfo
- Publication number
- CN101441005A CN101441005A CNA2008101875927A CN200810187592A CN101441005A CN 101441005 A CN101441005 A CN 101441005A CN A2008101875927 A CNA2008101875927 A CN A2008101875927A CN 200810187592 A CN200810187592 A CN 200810187592A CN 101441005 A CN101441005 A CN 101441005A
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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 invention relates to an automatic emptying anti-freezing device of a solar energy water transmission pipeline. A siphon pipe structure disposed between an outer end of a thermal insulation water tank and an outdoor water transmission pipe for automatic emptying pipeline is provided between the thermal insulation water tank and the up-down water transmission pipeline. The invention can effectively prevent freezing obstruction and freezing crack of the outdoor pipe of the solar energy water heater, and is provided with advantages of simple structure, high safety factor, low cost, simple operation, wide application and long service life.
Description
Technical field
The invention belongs to a kind of automatic evacuation anti-freezing device of solar delivery pipeline.
Background technology
Solar energy was being developed aspect solar water heater, the hot water engineering as a kind of green energy resource in the last few years, and favored by people.But it is serious that problem stifled and that bursting by freezing damages is frozen in area below 0 ℃ in the winter time, the outdoor hydraulic pipeline of solar water heater, influences water heater and normally use.Also be difficult to prove effective when temperature is low at water-supply-pipe outer wrapping insulation material, people release water-supply-pipe again and add technical schemes such as ribbon heater for this reason, but existing technical scheme exists complex structure, expense height, troublesome poeration, is prone to shortcomings such as fault, is difficult to promote the use of.
Summary of the invention
The objective of the invention is to design a kind of automatic evacuation anti-freezing device of solar delivery pipeline, can prevent effectively that the outdoor hydraulic pipeline of solar water heater from freezing stifled and bursting by freezing, has simple in structure, the safety coefficient height, cost is low, and is easy and simple to handle, applicability is wide, the advantage of safe and reliable and long service life.For this reason, the present invention adopts at attemperater and is provided with a siphon structure that makes the automatic emptying of pipeline between attemperater outer end and outdoor water-supply-pipe up and down between the water-supply-pipe pipeline.The said structure design has reached purpose of the present invention.
The outdoor hydraulic pipeline of solar water heater that can effectively prevent of the present invention freezes stifled and bursting by freezing, have simple in structure, the safety coefficient height, cost is low, and is easy and simple to handle, applicability is wide, the advantage of safe and reliable and long service life.
Description of drawings
Fig. 1 is a structural representation of the present invention
Fig. 2 is the another embodiment of the present invention structural representation
Fig. 3 is the another embodiment of the present invention structural representation
The specific embodiment
As shown in Figure 1 to Figure 3, a kind of automatic evacuation anti-freezing device of solar delivery pipeline, mainly by attemperater 9, up and down water-supply-pipe 5, water supply valve 1, water valve 2 is formed down.At attemperater and be provided with a siphon structure that makes the automatic emptying of pipeline between attemperater outer end and outdoor water-supply-pipe up and down between the water-supply-pipe pipeline.
As shown in Figure 1, described siphon structure comprises inverted U siphon pipe 6, blow vent 7 and air magnetic valve 8, and the attemperater top drilling inserts and connects the siphonal end of inverted U, water route in the siphonal other end junction chamber of inverted U.The inverted U siphon pipe constitutes outdoor water-supply-pipe.
Described indoor water route is that water-supply-pipe communicates with inverted U siphon pipe lower port up and down, and water-supply-pipe communicates with water inlet pipe by last water water flow switch 4 and water supply valve up and down.Water-supply-pipe is by water water flow switch 3 and following water valve 2 communicate with outlet pipe down up and down.The drainpipe 12 that communicates on the indoor water-supply-pipe up and down that is higher than water inlet pipe and water outlet pipe, drainpipe is provided with drain solenoid valve 13.The water-supply-pipe up and down of drainpipe lower end and water inlet pipe and water outlet pipe upper end is provided with water receiver 11.The effect of water receiver is a water storage, is used for injecting a spot of moisturizing in the water-supply-pipe up and down of its lower end, prevents that water-supply-pipe is interior anhydrous up and down.The effect of water inlet pipe is to inject cold water in attemperater, treat to become hot water cold water absorbs solar heat in solar energy heat absorption pipe after, again from water-supply-pipe up and down through water water flow switch and following water valve enter outlet pipe for use down.Last water water flow switch, down the water water flow switch, drain solenoid valve all links to each other with controller by lead 16 with the air magnetic valve and controlled the keying of its power supplys 14 by controller 15.Evacuated tube 10 communicates with upper end in the attemperater, is used to discharge gas in the attemperater.Controller can be selected cyclelog for use, also can select manual switch for use, for oneself has technology, so be not repeated.
In antifreeze season, connect power supply.The air magnetic valve air inlet that is opened this moment, the drain solenoid valve draining that is opened, the above water-supply-pipe up and down (for the inverted U siphon pipe constitutes outdoor water-supply-pipe) in water-supply-pipe and drainpipe junction is managed interior water and is discharged from up and down, and air enters.Be positioned at the following water-supply-pipe up and down in indoor water-supply-pipe up and down and drainpipe junction and maintain water, the liquid level that is plugged in the inverted U siphon pipe pipe in the attemperater is reduced to equal with the liquid level in the attemperater, the anhydrous evacuation and anti-freezing state that is in of the outdoor part of water-supply-pipe up and down, realization prevents the purpose of freezing this section pipeline.(go up water) during water filling at need in attemperater, opening water supply valve has current through last water water flow switch, and circuit is switched on, and air magnetic valve, drain solenoid valve are all closed automatically.Current are through last water water flow switch, water-supply-pipe, inverted U siphon pipe enter in the attemperater up and down, and the air in the inverted U siphon pipe is caught up with in the attemperater to be entered in the atmosphere by evacuated tube.Last water water valve at present is in closed condition.When the attemperater filling up water, close water supply valve, to go up the water water flow switch simultaneously and close, air magnetic valve and drain solenoid valve are opened, and outdoor water-supply-pipe up and down is in the evacuation and anti-freezing state again.When with hot water (following water), this moment, water supply valve was in closed condition, open down water valve, the conducting of following water water flow switch, air magnetic valve and drain solenoid valve all are in closed condition again, water finishes and closes down water valve, air magnetic valve and drain solenoid valve are opened air inlet, draining again, repeat above process and realize being positioned at the purpose of the automatic evacuation and anti-freezing of water-supply-pipe up and down, powered-down when need not antifreeze season, air magnetic valve, drain solenoid valve are closed automatically, and be inoperative.
As shown in Figure 2, described siphon structure comprises siphon pipe, blow vent and air magnetic valve, and inverted siphon is the suit siphon pipe, and the suit siphon pipe is made of outer tube 17, inner sleeve 18, intake-outlet 19.Between outer tube and the inner sleeve certain interval is arranged, the top of attemperater and bottom have the hole of perforation and insert the suit siphon pipe.The outer tube upper orifice is blow vent and the top that is higher than attemperater.The upper orifice of inner sleeve is higher than the upper surface (high liquid level (HLL)) in the attemperater.The bottom of outer tube and inner sleeve shutoff.Top at the bottom of outer tube bottom, condenser hot well liner is provided with intake-outlet.The lower nozzle of inner sleeve is connected with indoor water route.
Described indoor water route is that water-supply-pipe communicates with the siphon pipe lower port up and down, and the water inlet pipe of being controlled by water supply valve is communicated with at the hot-water check valve 21 of upside-down mounting and the water-supply-pipe up and down between the unidirectional following water water flow switch 31.Unidirectional down water water flow switch another port communicates with outlet pipe by water valve down respectively and the cold water check-valves 20 by formal dress communicates with the water-supply-pipe up and down of the hot-water check valve other end of upside-down mounting.The drainpipe that on the indoor water-supply-pipe up and down that is higher than water inlet pipe and water outlet pipe, communicates, drainpipe is provided with drain solenoid valve, and the water-supply-pipe up and down of drainpipe lower end and water inlet pipe and water outlet pipe upper end is provided with water receiver.
In antifreeze season, connect power supply.In attemperater, (go up water) during water filling at need, last water water valve at present is in closed condition, open water supply valve, hot-water check valve is closed automatically, cold water stream is through unidirectional water water flow switch down, unidirectional water water flow switch turning circuit down, air magnetic valve, draining electricity valve cuts out simultaneously, and the cold water cold water check-valves of flowing through enters attemperater.(following water) opens down water valve during with hot water, and water supply valve is in closed condition during following water, the cold water closure of check ring, and hot-water check valve is opened, unidirectional water water flow switch turning circuit down, air magnetic valve, drain solenoid valve are closed.Otherwise after stopping, the hot water or cold water closes water valve up and down, following water water flow switch shut-off circuit, and air magnetic valve, drain solenoid valve are opened air inlet, will be positioned at outdoor inner sleeve water evacuation and anti-freezing.
As shown in Figure 3, described siphon structure comprises inverted U siphon pipe, blow vent and air magnetic valve, and the inverted U siphon pipe is connected with indoor water route.
Described indoor water route is a water-supply-pipe about communicating by a bimodal current switch 22 by the water inlet pipe of water supply valve control with by the outlet pipe that following water valve is controlled, water-supply-pipe communicates with inverted U siphon pipe lower port up and down, indoor be higher than water inlet pipe and water outlet pipe on the drainpipe that communicates, drainpipe is provided with drain solenoid valve, and the water-supply-pipe up and down of drainpipe lower end and water inlet pipe and water outlet pipe upper end is provided with water receiver.
In antifreeze season, connect power supply.In attemperater during water filling, open water supply valve (this water valve close) at present at need, cold water stream is through the bimodal current switch, bimodal current switch conduction circuit, and air magnetic valve, draining electricity valve are closed simultaneously.When using hot water, open down water valve (this moment, water supply valve was closed), flow of hot water is through bimodal current switch conduction circuit, and air magnetic valve, drain solenoid valve are closed.Otherwise close water valve up and down after the hot water or cold water stops, the bimodal current switch does not have the current shut-off circuit, and air magnetic valve, drain solenoid valve are opened air inlet, will be positioned at outdoor inverted U siphon pipe pipe water evacuation and anti-freezing.
In a word, the present invention can effectively prevent the outdoor hydraulic pipeline frozen block of solar water heater and bursting by freezing, has structure Simply, the safety coefficient height, cost is low, and is easy and simple to handle, and applicability is wide, and is safe and reliable and long service life Advantage.
Claims (7)
1, a kind of automatic evacuation anti-freezing device of solar delivery pipeline, mainly by attemperater, up and down water-supply-pipe, water supply valve, water valve is formed down, it is characterized in that: at attemperater and be provided with a siphon structure that makes the automatic emptying of pipeline between attemperater outer end and outdoor water-supply-pipe up and down between the water-supply-pipe pipeline.
2, by the described automatic evacuation anti-freezing device of solar delivery pipeline of claim 1, it is characterized in that: described siphon structure comprises inverted U siphon pipe, blow vent and air magnetic valve, the attemperater top drilling inserts and connects the siphonal end of inverted U, water route in the siphonal other end junction chamber of inverted U, the inverted U siphon pipe constitutes outdoor water-supply-pipe.
3, by claim 1 and 2 described automatic evacuation anti-freezing device of solar delivery pipeline, it is characterized in that: described indoor water route is that water-supply-pipe communicates with inverted U siphon pipe lower port up and down, water-supply-pipe communicates with water inlet pipe by last water water flow switch and water supply valve up and down, water-supply-pipe is by water water flow switch and following water valve communicate with outlet pipe down up and down, a drainpipe communicates on the indoor water-supply-pipe up and down that is higher than water inlet pipe and water outlet pipe, drainpipe is provided with drain solenoid valve, and the water-supply-pipe up and down of drainpipe lower end and water inlet pipe and water outlet pipe upper end is provided with water receiver.
4, by the described automatic evacuation anti-freezing device of solar delivery pipeline of claim 1, it is characterized in that: described siphon structure comprises siphon pipe, blow vent and air magnetic valve, siphon pipe is the suit siphon pipe, and the suit siphon pipe is made of outer tube, inner sleeve, intake-outlet; Between outer tube and the inner sleeve certain interval is arranged, the top of attemperater and bottom have the hole of perforation and insert the suit siphon pipe, the outer tube upper orifice is blow vent and the top that is higher than attemperater, the upper orifice of inner sleeve is higher than the upper surface in the attemperater, the bottom of outer tube and inner sleeve shutoff, top at the bottom of outer tube bottom, condenser hot well liner is provided with intake-outlet, and the lower nozzle of inner sleeve is connected with indoor water route.
5, by claim 1 and 4 described automatic evacuation anti-freezing device of solar delivery pipeline, it is characterized in that: described indoor water route is that water-supply-pipe communicates with inverted U siphon pipe lower port up and down, water inlet pipe by water supply valve control is communicated with at the hot-water check valve of upside-down mounting and the water-supply-pipe up and down between the unidirectional following water water flow switch, unidirectional down water water flow switch another port communicates with outlet pipe by water valve down respectively and the cold water check-valves by formal dress communicates with the water-supply-pipe up and down of the hot-water check valve other end of upside-down mounting, a drainpipe communicates on the indoor water-supply-pipe up and down that is higher than water inlet pipe and water outlet pipe, drainpipe is provided with drain solenoid valve, and the water-supply-pipe up and down of drainpipe lower end and water inlet pipe and water outlet pipe upper end is provided with water receiver.
6, by claim 1 and 4 described automatic evacuation anti-freezing device of solar delivery pipeline, it is characterized in that: described siphon structure comprises inverted U siphon pipe, blow vent and air magnetic valve, and the inverted U siphon pipe is connected with indoor water route.
7, by claim 1 and 6 described automatic evacuation anti-freezing device of solar delivery pipeline, it is characterized in that: described indoor water route is a water-supply-pipe about communicating by a bimodal current switch by the water inlet pipe of water supply valve control with by the outlet pipe that following water valve is controlled, water-supply-pipe communicates with inverted U siphon pipe lower port up and down, indoor be higher than water inlet pipe and water outlet pipe on the drainpipe that communicates, drainpipe is provided with drain solenoid valve, and the water-supply-pipe up and down of drainpipe lower end and water inlet pipe and water outlet pipe upper end is provided with water receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101875927A CN101441005A (en) | 2008-12-26 | 2008-12-26 | Automatic evacuation anti-freezing device of solar delivery pipeline |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2008101875927A CN101441005A (en) | 2008-12-26 | 2008-12-26 | Automatic evacuation anti-freezing device of solar delivery pipeline |
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| Publication Number | Publication Date |
|---|---|
| CN101441005A true CN101441005A (en) | 2009-05-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2008101875927A Pending CN101441005A (en) | 2008-12-26 | 2008-12-26 | Automatic evacuation anti-freezing device of solar delivery pipeline |
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| CN (1) | CN101441005A (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411333A (en) * | 2013-08-05 | 2013-11-27 | 黄锦熙 | Solar water heater downpipe emptying method |
| CN105841359A (en) * | 2015-09-22 | 2016-08-10 | 国网安徽省电力公司培训中心 | Energy-saving anti-freezing solar water heater |
| CN105865094A (en) * | 2016-05-10 | 2016-08-17 | 广东芬尼克兹节能设备有限公司 | Drainage system and control method thereof |
| CN106382750A (en) * | 2016-11-15 | 2017-02-08 | 芜湖艾尔达科技有限责任公司 | Drainage structure of heating water path |
| CN109368937A (en) * | 2018-12-04 | 2019-02-22 | 单林祥 | A kind of quantitative continuous sewage treatment device |
| CN116951588A (en) * | 2023-09-20 | 2023-10-27 | 广东美的暖通设备有限公司 | Water recovery device, air conditioner external unit, air conditioning system, control method and storage medium |
-
2008
- 2008-12-26 CN CNA2008101875927A patent/CN101441005A/en active Pending
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103411333A (en) * | 2013-08-05 | 2013-11-27 | 黄锦熙 | Solar water heater downpipe emptying method |
| CN105841359A (en) * | 2015-09-22 | 2016-08-10 | 国网安徽省电力公司培训中心 | Energy-saving anti-freezing solar water heater |
| CN105865094A (en) * | 2016-05-10 | 2016-08-17 | 广东芬尼克兹节能设备有限公司 | Drainage system and control method thereof |
| CN105865094B (en) * | 2016-05-10 | 2019-04-05 | 广东芬尼克兹节能设备有限公司 | A kind of drainage system and its control method |
| CN106382750A (en) * | 2016-11-15 | 2017-02-08 | 芜湖艾尔达科技有限责任公司 | Drainage structure of heating water path |
| CN109368937A (en) * | 2018-12-04 | 2019-02-22 | 单林祥 | A kind of quantitative continuous sewage treatment device |
| CN109368937B (en) * | 2018-12-04 | 2021-04-23 | 山东瑞赛克环保有限公司 | Quantitative continuous sewage treatment device |
| CN116951588A (en) * | 2023-09-20 | 2023-10-27 | 广东美的暖通设备有限公司 | Water recovery device, air conditioner external unit, air conditioning system, control method and storage medium |
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Effective date of abandoning: 20090527 |
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| C20 | Patent right or utility model deemed to be abandoned or is abandoned |