CN200972198Y - Solar heat supply device for methane-generating pit - Google Patents
Solar heat supply device for methane-generating pit Download PDFInfo
- Publication number
- CN200972198Y CN200972198Y CNU2006201266145U CN200620126614U CN200972198Y CN 200972198 Y CN200972198 Y CN 200972198Y CN U2006201266145 U CNU2006201266145 U CN U2006201266145U CN 200620126614 U CN200620126614 U CN 200620126614U CN 200972198 Y CN200972198 Y CN 200972198Y
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- water
- pump
- generating pit
- heat
- storage tank
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Abstract
The utility model relates to a biogas generating pit which comprises a heat collecting device, a heat exchanging water storage tank, a pump, a temperature control device and a heat dispersing device; wherein, the heat collecting device is sealed and connected with the heat exchanging water storing tank; the two ends of the heat exchanging water storing tank respectively have a water outlet and are connected in closed circuit with the heat dispersing device through a water transferring pipe; the heat dispersing device is arranged at the sidewall or bottom of the deep inside for the biogas generating pit; the pump is connected in series within the closed circuit water transferring pipe, is connected with one water transferring cut of the heat exchanging water storing tank and is automatically controlled by the temperature control device. When the temperature inside the biogas generating pit is lower than the specified value and the water temperature of the heat exchanging water storing tank, the temperature control device automatically switches on the pump to draw off the low temperature stored water from the heat dispersing pipe and the water transferring pipe positioned inside the biogas generating pit into the heat exchanging water storing tank, realizing the water heating circulation of the device. Until the stored water temperature of the heat dispersing pipe and the water transferring pipe is close to the water temperature of the heat exchanging water storing tank, the pump then automatically stop the operation; therefore the difficult problems in that the biogas generating pit presently used in the suburb only has a very low biogas generation rate and no biogas generated in the winter and spring can be disposed. The device is economical and practical, and is easy to be promoted in the remote areas.
Description
Technical field:
The utility model relates to agricultural methane-generating pit, especially a kind of solar-heating device that is used for methane-generating pit.
Background technology:
New countryside construction need improve the rural environment quality, life of farmers level and quality are provided, the development and utilization of the national policy strong backing clean energy resource production and use of marsh gas energy for this reason, but present product and relevant patent are as " from the stirring-type solar-energy methane pit " CN2775086Y, " a kind of light focusing heat collecting type solar-energy methane pit 200520112667.7 " etc. all fails effectively or efficiently to solve the heat energy supply problem of methane-generating pit in winter-spring season, make almost 100% methane-generating pit in winter-spring season, even can't normal gas producing in spring autumn and winter, influenced the enthusiasm that the peasant participates in building.
The utility model content:
The purpose of this utility model is intended to solve above-mentioned existing in prior technology deficiency, and provide a kind of solar-heating device that is used for methane-generating pit, to realize the utilizing closed cycle of solar water to come to the automatic supply heat energy of the inner deep layer of methane-generating pit, satisfy the requirement of the annual efficient aerogenesis of methane-generating pit, embody its economical and practical value.
The utility model technical solution technical scheme that problem adopts is to comprise heat collector, heat exchange storage tank, pump, temperature controller and radiator.
Design feature of the present utility model is that heat collector and heat exchange storage tank are tightly connected, described heat exchange storage tank two ends respectively are provided with a water transport port and are connected by water-supply-pipe is closed circuit with radiator, described radiator is installed on methane-generating pit deep layer inwall and/or bottom, and described pump is serially connected in the closed circuit water-supply-pipe and by described temperature controller control and opens and closes.
Design feature of the present utility model also is:
Heat collector is the pressure type vacuum thermal-collecting tube;
There is polyurethane insulation coating heat exchange storage tank outside, and a blowdown valve is arranged at the top, and the one water transport port is a triple valve;
One water transport port of pump and heat exchange storage tank is tightly connected;
Temperature controller is made up of two temp probes and control chip, and wherein one of a temp probe is arranged on the low level of heat exchange storage tank, and another is arranged in pump and the hydraulic pipeline that radiator is connected and is positioned at the inside of methane-generating pit;
Radiator and water-supply-pipe are anticorrosion heat sink and anticorrosion water-supply-pipe, and radiator is U type or parallel convergence type;
The power supply of pump and temperature controller is urban network electricity, solar photovoltaic;
Heat collector, heat exchange storage tank, pump, temperature controller are installed on the mounting.
Compared with prior art, the beneficial effects of the utility model are embodied in:
1, efficient pressure type vacuum thermal-collecting tube of the utility model utilization and hot water closed circuit circulatory system can high efficiency utilize solar energy to carry out the heat energy supply for methane-generating pit inside deep layer, thereby satisfy the demand of methane-generating pit inner body to temperature.
2, the utility model utilizes the keying of temperature controller control pump, thereby realized automatic control to the supply of methane-generating pit internal heat energy, and realized being positioned at whole circulations of the water in the methane-generating pit inner loop water pipe by the twitch of pump, reached the high efficiency and the convenient management of heat energy utilization.
3, the utility model adopts the closed cycle pattern of heat medium water, has greatly dwindled the heat exchange compact water storage tank, makes the complete unit compactness, and is economical and practical.
Description of drawings:
Fig. 1 is the utility model structural representation;
Fig. 2 is a methane-generating pit vertical section front elevational schematic.
Number in the figure: 1 heat collector, 2 heat exchange storage tanks, 3 pumps, 4 temperature controllers, 5 radiators, 6 triple valves, 7 temp probes, 8 blowdown valves, 9 water transport ports, 10 polyurethane insulation coatings, 11 power lines, 15 methane-generating pits, 16 water-supply-pipes, 17 loading pipes, 18 blast pipes, 19 external make-up pipes, 20 scum pipes.
Specific embodiment:
Referring to Fig. 1 and Fig. 2, device is made up of heat collector 1, heat exchange storage tank 2, pump 3, temperature controller 4 and radiator 5; Heat collector 1 and heat exchange storage tank 2 are connected and sealed by sealing ring, heat collector 1 utilizes solar energy for the pressure type vacuum thermal-collecting tube to ensure high efficiency, the outer setting polyurethane insulation coating 10 of heat exchange storage tank 2 is incubated, the top one blowdown valve 8 is set in case temperature when too high automatic discharging pressure explosion-proof, heat exchange storage tank 2 two ends respectively are provided with a water transport port 9, wherein, delivery port is positioned at the high position to guarantee that from the exchanged water that overflows be hot water, water inlet is positioned at lower position and triple valve 6 is installed, by triple valve realize external water inlet and with being tightly connected of pump 3, pump 3 is serially connected in the closed circuit hydraulic pipeline, pump 3 is adding the filtration packing ring in case radiator or water-supply-pipe breakage with the junction that is connected radiator 5 water-supply-pipes 16, pump 3 is electrically connected with temperature controller 4, and by temperature controller 4 automatically control open and close down, temperature controller is made up of two temp probes 7 and a control chip, one of them temp probe is arranged on the low level of heat exchange storage tank 2 and opens pump so that the whole water temperature of heat exchange storage tank is elevated to 25 ℃ of ability of special value, another temp probe is arranged in pump 3 and the hydraulic pipeline that radiator 5 is connected, and be positioned at methane-generating pit 15 inside simultaneously, when methane-generating pit 15 internal temperatures are lower than 25 ℃ of special values, water temperature in the closed circuit water-supply-pipe also can be lower than 25 ℃ of this numerical value simultaneously, in the temperature controller control chip catch this numerical value and with heat exchange water storage 2 casees in the Temperature numerical that provides of temp probe compare, when the water temperature of heat exchange storage tank 2 is higher than 25 ℃ of this special values, or the water temperature in heat exchange storage tank 2 and methane-generating pit 15 all is higher than 25 ℃ of this special values, and exist the former water temperature to be higher than the latter but latter's temperature is opened pump 3 when not being higher than 70 ℃ automatically, the water that will be arranged in the closed circuit water-supply-pipe that comprises radiator 5 of methane-generating pit 15 inside is extracted into heat exchange storage tank 2, till the temperature balance, promptly realized whole circulations of water in the closed circuit water transfer pipe network, the hot water that at this moment is input into begins methane-generating pit 15 is heated thereupon.Be the life-span of energy savings and prolongation pump, the pump automatic number of times of opening every day is looked the local climate condition and need be set to 1-2 time.
When the water in the heat exchange storage tank 2 evaporated because of summer temp is too high and emits by blowdown valve 8, it is a certain amount of that damage by waters in the heat exchange storage tank 2 are lost, and at this moment just can import make-up water from the outside by external make-up pipe 19.
In order to prevent corrosiveness, radiator 5 and water-supply-pipe 16 should be anticorrosion heat sink and anticorrosion water-supply-pipe, and water-supply-pipe adopts the tubing of good heat dissipation effect, radiator 5 is set to U type or parallel convergence type, and be installed on methane-generating pit 15 deep layer inwalls and/or pond bottom to improve heat exchange effect, also can be no less than a radiator 5 in methane-generating pit 15 internal placement as required.
The power supply of pump and temperature controller adopts urban network electricity or solar photovoltaic; Heat collector, heat exchange storage tank, pump, temperature controller can integratedly be installed on the mounting, are installed in the outer top of methane-generating pit then.
In addition, routinely, in Fig. 1 and Fig. 2, each member of relative set also comprises external power line 11, adds the scum pipe 20 of the loading pipe 17 of material, methane-generating pit top blast pipe 18 and methane-generating pit in methane-generating pit.
Claims (8)
1, the solar-heating device that is used for methane-generating pit, comprise heat collector (1), heat exchange storage tank (2), pump (3), temperature controller (4) and radiator (5), it is characterized in that described heat collector and heat exchange storage tank are tightly connected, described heat exchange storage tank two ends respectively are provided with a water transport port and are connected by water-supply-pipe is closed circuit with radiator, described radiator (5) is installed on the deep layer inwall and/or the bottom, pond of methane-generating pit (15), and described pump (3) is serially connected in the closed circuit water-supply-pipe and by described temperature controller control and opens and closes;
2, device according to claim 1 is characterized in that described heat collector (1) is the pressure type vacuum thermal-collecting tube.
3, device according to claim 1 is characterized in that there is polyurethane insulation coating (10) outside of described heat exchange storage tank (2), and a blowdown valve (8) is arranged at the top, and the one water transport port is triple valve (6).
4, device according to claim 1 is characterized in that a described pump (3) and a water transport port of heat exchange storage tank (2) are tightly connected.
5, device according to claim 1, it is characterized in that described temperature controller is made up of two temp probes (7) and control chip, wherein one of a temp probe is arranged on the low level of heat exchange storage tank (2), and another is arranged in pump (3) and the hydraulic pipeline that radiator (5) is connected and is positioned at the inside of methane-generating pit (15).
6, device according to claim 1 is characterized in that described radiator (5) and water-supply-pipe are anticorrosion heat sink and anticorrosion water-supply-pipe, and radiator (5) is U type or parallel convergence type.
7, device according to claim 1, the power supply that it is characterized in that described pump (3) and temperature controller is urban network electricity or solar photovoltaic.
8, device according to claim 1 is characterized in that described heat collector (1), heat exchange storage tank (2), pump (3) and temperature controller are installed on the mounting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201266145U CN200972198Y (en) | 2006-10-28 | 2006-10-28 | Solar heat supply device for methane-generating pit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2006201266145U CN200972198Y (en) | 2006-10-28 | 2006-10-28 | Solar heat supply device for methane-generating pit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN200972198Y true CN200972198Y (en) | 2007-11-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2006201266145U Expired - Fee Related CN200972198Y (en) | 2006-10-28 | 2006-10-28 | Solar heat supply device for methane-generating pit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN200972198Y (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101629137A (en) * | 2009-08-17 | 2010-01-20 | 王建平 | Movable high-temperature solar energy methane generator |
| CN102199534A (en) * | 2011-04-02 | 2011-09-28 | 西北农林科技大学 | Solar-assisted biogas fermentation device and method |
-
2006
- 2006-10-28 CN CNU2006201266145U patent/CN200972198Y/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101629137A (en) * | 2009-08-17 | 2010-01-20 | 王建平 | Movable high-temperature solar energy methane generator |
| CN102199534A (en) * | 2011-04-02 | 2011-09-28 | 西北农林科技大学 | Solar-assisted biogas fermentation device and method |
| CN102199534B (en) * | 2011-04-02 | 2013-08-07 | 西北农林科技大学 | Solar-assisted biogas fermentation device and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20071107 Termination date: 20101028 |