CN103791642A - Automatic pressure control and temperature preservation type solar water heater - Google Patents
Automatic pressure control and temperature preservation type solar water heater Download PDFInfo
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- CN103791642A CN103791642A CN201410037161.8A CN201410037161A CN103791642A CN 103791642 A CN103791642 A CN 103791642A CN 201410037161 A CN201410037161 A CN 201410037161A CN 103791642 A CN103791642 A CN 103791642A
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- inner tube
- pressure control
- tube
- air inlet
- sealing ring
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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 discloses an automatic pressure control and temperature preservation type solar water heater which comprises a water tank inner container and an exhaust vent. A pressure control and temperature preservation valve is arranged in the exhaust vent, and the exhaust vent and the pressure control and temperature preservation valve are fixed through a seal ring. The pressure control and temperature preservation valve comprises an outer tube and an inner tube, and the inner tube is located inside the outer tube. The upper portion of the inner tube is connected with the upper portion of the outer tube through an upper-portion reinforcing rib, the bottom of the inner tube is connected with the bottom of the outer tube through a lower-portion interlayer reinforcing rib, an air inlet is formed in the tube wall at the top of the inner tube, and the bottom inside the inner tube is connected with an air inlet seal ring fixing hole through a lower-portion inner tube reinforcing rib. The top end of the outer tube is sealed through an air outlet seal ring, and the air outlet seal ring is arranged on the inner tube in a sleeved mode. The bottom end of the inner tube is sealed through an air inlet seal ring, a fixing rod is arranged on the air inlet seal ring, and the fixing rod is placed in the fixing hole. The automatic pressure control and temperature preservation type solar water heater has the advantages of high-efficiency temperature preservation and ultra-low heat loss.
Description
Technical field
The present invention relates to technical field of solar, specifically a kind of automatic pressure-controlled and heat preserving type solar water heater.
Background technology
Daily useful energy and average heat loss factor that two important performance indications of solar water heater are heat storage water tanks, daily useful energy has reflected that solar water heater absorbs heat in light application time and the quality of thermal storage performance, and average heat loss factor has reflected the quality of the heat-insulating property of solar water heater in the time of unglazed photograph.Two parameters are determining the performance quality of solar water heater product jointly.
Because product structure and function need, general solar water heater all, at the reserved steam vent in the top of heat storage water tank, can make water tank and atmosphere unimpeded when water tank use, guarantee that water tank internal pressure is stable.Thereby the suction of effectively having protected inner water tank is flat and bulging phenomenon.But because steam vent is opened all the time, when solar water heater absorbs heat by day, along with the rising of water temperature in water tank, heat can be drained in a large number from exhaust outlet, affect to a certain extent the heat absorption capacity (daily useful energy of light application time) on solar water heater daytime, while (without light application time) at night, solar water heater is in holding stage, the input of empty calory, and through the heating of a day, water temperature in heat storage water tank is very high, the exterior circumferential environment very low with temperature forms very large thermograde, can make a large amount of heat loss, thereby have a strong impact on solar water heater at the average heat loss factor without light application time.
Summary of the invention
The problem existing in order to solve above-mentioned prior art, the invention provides a kind of automatic pressure-controlled and heat preserving type solar water heater, has the good result of high-efficiency insulated and ultralow heat waste.
Technical scheme of the present invention is: automatic pressure-controlled and heat preserving type solar water heater, include inner bag and passage, described passage has pressure control and thermal insulation valve, between passage and pressure control and thermal insulation valve, there is sealing ring to fix, described pressure control and thermal insulation valve include outer tube and inner tube, inner tube is positioned at outer tube inside, the top of described inner tube has the top of reinforcement and outer tube to be connected, bottom has the bottom of reinforcement and outer tube to be connected, the top tube wall of inner tube has air inlet, and the bottom of inner tube inside has reinforcement to be connected with sealing ring fixing hole.There is sealing ring sealing on the top of described outer tube, and sealing snare on inner pipe.There is sealing ring sealing the bottom of described inner tube, on sealing circle, has fixed bar, is placed in fixing hole.
There is protective cap on described inner tube top.
The present invention can control effectively to water tank internal pressure, in the time that larger malleation or negative pressure appear in water tank, realize water tank internal pressure is regulated, make inner bag air pressure consistent with ambient pressure, prevent that inner water tank is because pressure is excessive or the too small inner bag bulging causing or inhale flat; Simultaneously hour, valve body, in closed condition, there will not be the phenomenon of heat convection to water tank internal and external pressure balance pressure reduction inside and outside water tank, thereby has effectively guaranteed heat absorption capacity and the heat-insulating property of solar water heater.Realize the good result of high-efficiency insulated ultralow heat waste.The energy efficiency coefficient that simultaneously can improve solar water heater, more than 10%, makes its efficiency grade of solar water heater all reach one-level Energy Efficiency Standard.Fully improve the heat utilization efficiency of solar water heater product, the heat utilization technology of industry development from now on effectively.
figure of description
Fig. 1 is the structure chart of this invention;
Fig. 2 is the side section schematic diagram of this invention;
Fig. 3 is that the master of pressure control and thermal insulation valve looks schematic diagram;
Fig. 4 is the A-A end section figure of pressure control and thermal insulation valve;
Fig. 5 is the B-B end section figure of pressure control and thermal insulation valve.
In figure, 1 is pressure control and thermal insulation valve, 2 is water tank outer barrel skin, 3 is insulation material polyurethane, 4 is inner water tank, 5 is probe mouthful, 6 is water inlet pipe and water outlet pipe, 7 is electrically heated rod, 8 is magnesium rod, 9 is sewage draining exit, 10 is water supply valve, 11 is shower nozzle, 12 is the mixed water pipe of cold water, 13 is mixed water valve, 14 is cold water upper hose, 15 is inner tube air inlet, 16 is the sealing ring of giving vent to anger, 17 is interlayer gas outlet, 18 is sealing ring fixing hole, 19 is sealing ring, 20 was interlayer air inlet, 21 is interlayer reinforcement, 22 is air inlet sealing ring, 23 is inner tube reinforcement, 24 is inner tube gas outlet, 25 is protective cap, 26 is top reinforcement.
The specific embodiment
Below in conjunction with accompanying drawing, this invention is described further.
As shown in the figure, automatic pressure-controlled and heat preserving type solar water heater, include inner water tank 4 and steam vent, described steam vent has pressure control and thermal insulation valve 1, between steam vent and pressure control and thermal insulation valve 1, there is sealing ring 19 fixing, described pressure control and thermal insulation valve 1 include outer tube and inner tube, inner tube is positioned at outer tube inside, the top of described inner tube has the top of top reinforcement 26 and outer tube to be connected, bottom has the bottom of bottom interlayer reinforcement 21 and outer tube to be connected, the top tube wall of inner tube has inner tube air inlet 15, bottom in inner tube has bottom inner tube reinforcement 23 to be connected with air inlet sealing ring fixing hole 18, the top of the described outer tube sealing ring 16 of giving vent to anger seals, and this sealing ring 16 of giving vent to anger overlaps on inner pipe, the bottom of described inner tube has air inlet sealing ring 22 to seal, and on this air inlet sealing ring 22, has fixed bar, and fixed bar is placed in fixing hole 18.
There is protective cap 25 on described inner tube top.
As depicted in figs. 1 and 2, between water tank outer barrel skin 2 and inner water tank 4, be filled with insulation material polyurethane 3, water tank ladle body upper left quarter has steam vent, in steam vent, be fixed with pressure control and thermal insulation valve 1, left upper portion has probe mouth 5, bottom is separately installed with sewage draining exit 9, electrically heated rod 7 and magnesium rod 8, lower right is water inlet pipe and water outlet pipe 6, water inlet pipe and water outlet pipe 6 is connected with cold water upper hose 14, cold water mixes water pipe 12, water inlet pipe and water outlet pipe 6 and shower nozzle 11 and is connected by mixed water valve 13, water supply valve 10 is installed on cold water upper hose 14, controls water on water tank.
As shown in Fig. 3, Fig. 4 and Fig. 5, pressure control and thermal insulation valve 1 are connected with inner water tank 4 by sealing ring 19, in the time that the pressure in inner water tank 4 is greater than ambient pressure certain value (pressure reduction <0.01MPa), inner water tank 4 communicates with the interlayer air inlet 20 of pressure control and thermal insulation valve 1, the sealing ring 16 of giving vent to anger that air in inner water tank 4 or steam back down top through interlayer air inlet 20, interlayer gas outlet 17 is discharged, reduce inner water tank 4 internal pressures, make itself and the extraneous balance that keeps, effectively prevent inner water tank 4 bulging; In the time that the pressure in inner water tank 4 is less than ambient pressure certain value (pressure reduction <0.01MPa), outside air communicates with inner tube air inlet 15, back down air inlet sealing ring 22 and enter inner water tank 4 through inner tube air inlet 15, inner tube gas outlet 24, improve the pressure in inner water tank 4, effectively prevent that inner water tank 4 from inhaling flat.Protective cap 25 plays certain effect rainproof attractive in appearance with increase; inner and outer tubes automatic pressure-controlled, thermal insulation valve 1 are fixing by top reinforcement 26 and bottom interlayer reinforcement 21, and air inlet sealing ring 22 is fixing by the sealing ring fixing hole 18 in the middle of bottom inner tube reinforcement 23.Pressure control and thermal insulation valve 1 are long-armed state, have effectively controlled the heat loss in heat storage water tank.
When upper water: open water supply valve 10, close mixed water valve 13, cold water flows into inner water tank 4 through subcooled water upper hose 14, water supply valve 10 inlet and outlet pipe lines 6.In the process of upper water, the sealing ring 16 of giving vent to anger that the air in inner water tank 4 backs down top by interlayer air inlet 20, interlayer gas outlet 17 is discharged, and guarantees inner water tank 4 internal pressure stabilises, completes the upper water of solar water heater.
When water: close water supply valve 10, open mixed water valve 13, water tank and ducted water gravitate flow out from shower nozzle 11 through water inlet pipe and water outlet pipe 6, mixed water valve 13, cold water flows out from shower nozzle 11 through the mixed water pipe 12 of cold water, mixed water valve 13 simultaneously, reach the object of the mixed water of hot and cold water, the mixed temperature that completes hot and cold water is reconciled.For user.In the process of water, pressure in inner water tank 4 can reduce gradually, and while being reduced to certain value, outside air backs down air inlet sealing ring 22 and enters inner water tank 4 through inner tube air inlet 15, inner tube gas outlet 24, improve the pressure in inner water tank 4, effectively prevent that inner water tank 4 from inhaling flat.
When solar water heater is normally worked, pressure control and thermal insulation valve 1, in normally off, prevent the heat loss in inner water tank 4 effectively.But along with the water temperature in inner water tank 4 raises, the pressure in inner water tank 4 can slowly increase, while reaching certain value.The sealing ring 16 of giving vent to anger that steam in inner water tank 4 backs down top by interlayer air inlet 20, interlayer gas outlet 17 is discharged, and guarantees inner water tank 4 internal pressure stabilises.
Claims (2)
1. automatic pressure-controlled and heat preserving type solar water heater, include inner water tank (4) and steam vent, it is characterized in that: described steam vent has pressure control and thermal insulation valve (1), between steam vent and pressure control and thermal insulation valve (1), there is sealing ring (19) fixing, described pressure control and thermal insulation valve (1) include outer tube and inner tube, inner tube is positioned at outer tube inside, the top of described inner tube has the top of top reinforcement (26) and outer tube to be connected, the bottom of inner tube has the bottom of bottom interlayer reinforcement (21) and outer tube to be connected, the top tube wall of inner tube has inner tube air inlet (15), the bottom of inner tube inside has bottom inner tube reinforcement (23) to be connected with air inlet sealing ring fixing hole (18), give vent to anger sealing ring (16) sealing of the top of described outer tube, described in the sealing ring (16) of giving vent to anger overlap on inner pipe, there is air inlet sealing ring (22) sealing the bottom of described inner tube, on described air inlet sealing ring (22), has fixed bar, and fixed bar is placed in fixing hole (18).
2. automatic pressure-controlled and heat preserving type solar water heater according to claim 1, is characterized in that: there is protective cap (25) on described inner tube top.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410037161.8A CN103791642A (en) | 2014-01-26 | 2014-01-26 | Automatic pressure control and temperature preservation type solar water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410037161.8A CN103791642A (en) | 2014-01-26 | 2014-01-26 | Automatic pressure control and temperature preservation type solar water heater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103791642A true CN103791642A (en) | 2014-05-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410037161.8A Pending CN103791642A (en) | 2014-01-26 | 2014-01-26 | Automatic pressure control and temperature preservation type solar water heater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930719A (en) * | 2015-07-13 | 2015-09-23 | 海宁汇豪太阳能科技有限公司 | Solar water heater achieving functions of automatic pressure control and heat preservation |
| CN105910307A (en) * | 2016-05-26 | 2016-08-31 | 杨新甫 | Automatic pressure control and heat insulation type solar water heater |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29812384U1 (en) * | 1998-07-11 | 1998-10-22 | Gebr. Meibes Holding GmbH, 30916 Isernhagen | Pipe valve designed as a gravity brake |
| CN201007565Y (en) * | 2007-01-19 | 2008-01-16 | 张建梁 | Solar energy water heater with safety valve |
| CN201476375U (en) * | 2009-08-21 | 2010-05-19 | 史贵芹 | Solar water heater exhaust valve |
| CN102661411A (en) * | 2012-04-23 | 2012-09-12 | 盛虎 | Bidirectional ventilation device of solar water heater |
| CN202708236U (en) * | 2012-09-04 | 2013-01-30 | 浙江万宝新能源科技有限公司 | Automatic air inlet and exhaust valve for solar water heater |
| CN202708235U (en) * | 2012-07-16 | 2013-01-30 | 临沂双丰橡塑制品有限公司 | Solar water heater vent valve |
-
2014
- 2014-01-26 CN CN201410037161.8A patent/CN103791642A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE29812384U1 (en) * | 1998-07-11 | 1998-10-22 | Gebr. Meibes Holding GmbH, 30916 Isernhagen | Pipe valve designed as a gravity brake |
| CN201007565Y (en) * | 2007-01-19 | 2008-01-16 | 张建梁 | Solar energy water heater with safety valve |
| CN201476375U (en) * | 2009-08-21 | 2010-05-19 | 史贵芹 | Solar water heater exhaust valve |
| CN102661411A (en) * | 2012-04-23 | 2012-09-12 | 盛虎 | Bidirectional ventilation device of solar water heater |
| CN202708235U (en) * | 2012-07-16 | 2013-01-30 | 临沂双丰橡塑制品有限公司 | Solar water heater vent valve |
| CN202708236U (en) * | 2012-09-04 | 2013-01-30 | 浙江万宝新能源科技有限公司 | Automatic air inlet and exhaust valve for solar water heater |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104930719A (en) * | 2015-07-13 | 2015-09-23 | 海宁汇豪太阳能科技有限公司 | Solar water heater achieving functions of automatic pressure control and heat preservation |
| CN105910307A (en) * | 2016-05-26 | 2016-08-31 | 杨新甫 | Automatic pressure control and heat insulation type solar water heater |
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Application publication date: 20140514 |