CN212138580U - Agricultural greenhouse for cultivation and planting - Google Patents
Agricultural greenhouse for cultivation and planting Download PDFInfo
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- CN212138580U CN212138580U CN202020125431.1U CN202020125431U CN212138580U CN 212138580 U CN212138580 U CN 212138580U CN 202020125431 U CN202020125431 U CN 202020125431U CN 212138580 U CN212138580 U CN 212138580U
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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Abstract
The utility model discloses a cultivation is planted and is used green house, this big-arch shelter is including firing burning furnace, flue and heat accumulation portion, and the filler door that fires burning furnace is located big-arch shelter space outside to be convenient for transport fuel, the flue extends along the length direction in big-arch shelter space in the big-arch shelter space, so that the heat in the flue gas loss as much as possible in big-arch shelter space, through setting up the heat accumulation portion, utilizes the heat pipe to derive the heat in the flue, and the storage is in the phase transition heat accumulation filler of heat accumulation portion, and rethread heat supply coil pipe and cooling tube are in the soil of heat transfer in the big-arch shelter space or big-arch shelter space below, and is all-round, all-round-time ground for big-arch shelter space.
Description
Technical Field
The utility model relates to a big-arch shelter, concretely relates to cultivation to cold area out of season cultivation is planted and is used green house.
Background
Along with the improvement of living standard of people, the demand of people on life quality is higher and higher, the demand of vegetables and fruits is higher and higher under the condition of gradual rising, the requirements on the quality and the time of the vegetables and the fruits are higher and higher, therefore, the greenhouse is taken out of season, most of the vegetables and the fruits eaten by people in northeast of China still depend on transportation in the south, the greenhouse in the northeast of China has small scale and low yield in winter, and can not meet the eating requirements of local residents, the main reason is that the northeast of China is too cold in winter, even if the greenhouse is cultivated, and heating equipment is added in the greenhouse, the temperature of air in the greenhouse can reach the temperature required by plant growth, but the soil temperature for seedling growth is still lower, the normal growth and development of the seedlings are greatly influenced, and the heating cost is correspondingly raised due to too low external environment temperature, the heating operation needs to be continuously carried out by special people, the labor cost is increased;
therefore, the heating and heat-insulating effect of the greenhouse is an important factor for restricting the development of the greenhouse in cold areas in winter.
Therefore, the inventor of the present invention has made intensive studies on a heating and heat-insulating system of a greenhouse, and has a desire to design an agricultural greenhouse for cultivation and planting that can solve the above problems.
SUMMERY OF THE UTILITY MODEL
In order to overcome the above problem, the inventor has carried out the research of keen interest, designs a cultivation and planting and uses green house, and this green house is including firing burning furnace, flue and heat accumulation portion, and the filler door that fires burning furnace is located the big-arch shelter space outside to be convenient for transport fuel, the flue extends along the length direction in big-arch shelter space in the big-arch shelter space, so that the heat in the flue gas escapes in the big-arch shelter space as much as possible, through setting up the heat accumulation portion, utilizes the heat pipe to derive the heat in the flue, and the storage is in the phase transition heat accumulation filler of heat accumulation portion, and the rethread supplies heat coil pipe and cooling tube in with heat transfer to the soil of big-arch shelter space in the big-arch shelter space or big-arch shelter space below, and is all-round, all-time ground.
Particularly, an object of the utility model is to provide a cultivation is planted and is used green house, this big-arch shelter includes: the device comprises a shed cloth 1, a combustion furnace 2, a flue 3, a chimney 4 and a heat storage part 5;
the shed cloth 1 covers the ground to form a closed shed space,
the combustion furnace 2 comprises a filling door 21 and a combustion furnace, and the filling door 21 is positioned outside the greenhouse space;
one end of the flue 3 is connected with the combustion furnace, and the other end of the flue 3 is connected with a chimney 4 positioned outside the greenhouse space;
the heat storage part 5 is arranged in the greenhouse space, is positioned above the flue 3 and is connected with the flue 3 in a sealing way;
the heat storage part stores part of heat in the flue and gradually releases the heat after the combustion furnace stops working to control the temperature in the greenhouse space.
The heat accumulation portion 5 includes a heat pipe 51,
the lower end of the heat pipe 51 is hermetically arranged in the flue 3, and the upper end of the heat pipe 51 is hermetically arranged in the box body 52;
the box body 52 is filled with phase change heat storage filler 53, a heating coil 54 is further penetrated in the box body 52,
the heat pipe 51 conducts heat generated by the combustion furnace from the flue 3 to the box 52 by means of cyclic phase change,
the phase-change heat storage filler 53 stores heat in a phase-change form, and may transfer latent heat to the outside of the case 52 through the heating coil 54.
The utility model discloses the beneficial effect who has includes:
(1) according to the agricultural greenhouse for cultivation and planting provided by the utility model, the combustion furnace for heating is provided, and the flue gas generated by combustion is discharged from the chimney after passing through a longer flow path in the flue, so that the heat of the flue gas in the flue can be dissipated in the greenhouse space more, and the energy loss is reduced;
(2) according to the utility model provides an agricultural greenhouse for cultivation and planting has the heat accumulation portion that sets up on the flue, can needn't last burning heat supply for 24 hours, and the heat accumulation portion can store the heat in the flue in the phase change heat accumulation filler, when burning furnace pause work, still can be through the medium in the heat accumulation portion heating cooling tube;
(3) according to the utility model provides a cultivation is planted and is used green house has reduced the temperature difference between the highest temperature in the big-arch shelter and the minimum temperature through setting up heat accumulation portion for temperature more tends to stably on the whole in the big-arch shelter, fires burning furnace during operation, absorbs the heat through heat accumulation portion in order to reduce the big-arch shelter the highest temperature, fires burning furnace during stop work, and rethread heat accumulation portion is exothermic and is improved the minimum temperature in the big-arch shelter.
Drawings
Fig. 1 is a schematic view showing the overall structure of an agricultural greenhouse for cultivation and planting according to a preferred embodiment of the present invention;
FIG. 2 is a schematic view showing a structure of an agricultural greenhouse for cultivation and planting according to a preferred embodiment of the present invention when a canopy is lifted;
FIG. 3 is a schematic view showing the structure of a heat accumulating part of an agricultural greenhouse for cultivation and planting according to a preferred embodiment of the present invention;
fig. 4 is a schematic view showing the structure of a heat supply coil of a heat storage part on an agricultural greenhouse for cultivation and planting according to a preferred embodiment of the present invention.
The reference numbers illustrate:
1-shed cloth
2-combustion furnace
21-filler door
3-flue
4-chimney
5-Heat storage section
51-Heat pipe
52-case body
53-phase change heat storage filler
54-heating coil
6-radiating pipe
61-valve
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and examples. The features and advantages of the present invention will become more apparent from the description.
The word "exemplary" is used exclusively herein to mean "serving as an example, embodiment, or illustration. Any embodiment described herein as "exemplary" is not necessarily to be construed as preferred or advantageous over other embodiments. While the various aspects of the embodiments are presented in drawings, the drawings are not necessarily drawn to scale unless specifically indicated.
According to the utility model provides an agricultural greenhouse for cultivation is planted, as shown in fig. 1 and fig. 2, this greenhouse includes shed cloth 1, fires burning furnace 2, flue 3, chimney 4 and heat accumulation portion 5.
The shed cloth 1 covers the ground to form a closed shed space in which crops are planted, preferably, the shed space is closed so as to be convenient for heat preservation, and a door for people to enter and exit is arranged on one side of the shed cloth 1. The shed cloth 1 comprises a main body part made of light-transmitting materials and a frame part made of piled masonry, and the light-transmitting materials can be selected from one or more of glass, plastic films and the like.
The filling door 21 on the combustion furnace 2 is positioned outside the greenhouse space; fuel, such as plant straw, coal, etc., can be added to the furnace through the filler door 21; the filler door is arranged outside the greenhouse, so that the transportation and addition of fuel can be facilitated. Preferably, the combustion furnace is completely or partially buried below the ground, that is, part of the structure of the combustion furnace is located below the ground, when the combustion furnace is installed, a pit for accommodating the combustion furnace needs to be dug out on the ground and then installed, so that when flue gas from the combustion furnace flows in the flue, the overall ascending stroke is larger, and the flue gas can conveniently flow.
One end of the flue 3 is connected with the combustion furnace, and the other end of the flue 3 is connected with a chimney 4 positioned outside the greenhouse space; the main body part of the flue is located in the greenhouse space, the flue 3 extends in the length direction of the greenhouse space in the greenhouse space, and the chimney and the combustion furnace are respectively located at two ends of the greenhouse space, so that the flue can basically penetrate through the greenhouse space in the length direction, the heat dissipation time and the heat dissipation space are longer, and heat carried by smoke in the flue can be fully dissipated into the greenhouse space.
The heat storage part 5 is arranged in the greenhouse space, is positioned above the flue 3 and is connected with the flue 3 in a sealing way;
the heat storage part stores part of heat in the flue and gradually releases the heat after the combustion furnace stops working to control the temperature in the greenhouse space.
In a preferred embodiment, as shown in fig. 3 and 4, the heat storage part 5 includes a heat pipe 51, the heat pipe is a vacuum sealed pipe, the wall surface of the heat pipe is made of metal or the like with good heat conductivity, a working medium with a relatively low boiling point, such as ethanol or a mixture of ethanol and water, is arranged inside the heat pipe, the working medium is vaporized to absorb heat, heat is conducted from the lower part to the upper part, the heat conduction efficiency is extremely high, and a heat insulation structure can be arranged between the lower part and the upper part.
The lower end of the heat pipe 51 is hermetically arranged in the flue 3, and the upper end of the heat pipe 51 is hermetically arranged in the box body 52; namely, the flue gas in the flue 3 heats the working medium at the inner lower end of the heat pipe, so that the working medium is vaporized, the vaporized working medium rises to the inner upper end of the heat pipe, the vapor is precooled and liquefied by the working medium, and after a large amount of heat is released to the box body 52, the vapor flows back to the lower end of the heat pipe, and the process is repeated.
The box body 52 is filled with a phase change heat storage filler 53, the box body 52 is further provided with a heat supply coil 54 in a penetrating manner, the phase change heat storage filler 5 is a solid-liquid phase change material, the phase change temperature of the solid-liquid phase change material is 70-90 ℃, and the solid-liquid phase change material can be prepared and installed by selecting materials existing in the field, which is not particularly limited in the application.
The heat pipe 51 conducts heat generated by the combustion furnace from the flue 3 to the box 52 by means of cyclic phase change, and the phase change heat storage filler 53 stores heat in a phase change form and can conduct latent heat to the outside of the box 52 through the heat supply coil 54.
The heat supply coil is stored with a heat dissipation medium, preferably water, and when the heat dissipation medium in the heat supply coil starts to flow, the heat in the box body can be continuously taken away.
In a preferred embodiment, the box 52 of the heat storage portion 5 is hermetically connected to the flue 3, and a plurality of heat storage portions are provided, all of which are located on the flue 3. Because the temperature in the greenhouse needs to be controlled within a certain range, the temperature in the greenhouse can not be too high or too low, when the combustion furnace works, the temperature in the greenhouse in different regions can be possibly too high due to the heat generated by combustion, adverse effects are caused to crop growth agents, the heat generated by combustion can be properly absorbed by arranging the heat storage part and stored in a phase change mode, and the stored heat is released after the combustion is stopped, so that the temperature in the greenhouse is basically kept within an ideal range.
In a preferred embodiment, the heating coil 54 is provided in a plurality, preferably three, each of which is coiled on a horizontal level to facilitate sequential contact/proximity with the plurality of heat exchange tubes and to facilitate sufficient contact with the phase change thermal storage filler for sufficient heat exchange;
the main portion of the heating coil 54 is located inside the box 52, the water inlet end and the water outlet end of the heating coil 54 are located outside the box 52,
the water inlet ends of the plurality of heat supply coils 54 are connected to the hot ends of the radiating pipes 6,
the water outlet ends of the plurality of heat supply coils 54 are connected with the cold ends of the heat dissipation tubes 6, that is, the heat dissipation medium in the heat supply coils 54 can flow into the heat dissipation tubes 6, after flowing for a circle in the heat dissipation tubes 6, the heat carried in the heat dissipation medium gradually escapes, the temperature of the heat dissipation medium is reduced and then flows back to the heat supply coils 54 through the cold ends, heat exchange is performed in the box body, heat energy is obtained again, the heat energy enters the heat dissipation tubes 6 from the hot ends after the temperature is increased, a new round of heat dissipation circulation is started, and preferably, water pumps are installed on the heat dissipation tubes and used for driving the circulation flow of the cooling medium in.
The pipes of the radiating pipe 6 are distributed in the soil under the greenhouse space and/or the greenhouse space, namely the radiating pipe can heat the greenhouse space and also can heat the soil under the greenhouse space, so that the temperature of the soil is increased, and the temperature of the root of crops in the greenhouse is increased.
In a preferred embodiment, a valve 61 is installed on the radiating pipe 6, the flow rate of the radiating medium in the radiating pipe 6 is controlled by the valve 61, and the radiating pipe 6 can also be closed by the valve, and the circulation flow of the radiating medium in the radiating pipe is suspended, so that a user can operate the valve according to specific needs.
In a preferred embodiment, the flue 3 comprises an outer wall built up of masonry, through which a channel is formed around through which the flue gases flow.
In a preferred embodiment, the bottom of the flue 3 is located on the ground or buried in the soil, i.e. the height of the flue can be set according to the specific situation in the greenhouse, and preferably, the bottom of the flue 3 is buried in the soil to facilitate the heat in the flue to be dissipated into the greenhouse space.
The present invention has been described above in connection with preferred embodiments, which are merely exemplary and illustrative. On this basis, can be right the utility model discloses carry out multiple replacement and improvement, these all fall into the utility model discloses a protection scope.
Claims (9)
1. The utility model provides a cultivation is planted and is used green house which characterized in that, this big-arch shelter includes:
the device comprises a shed cloth (1), a combustion furnace (2), a flue (3), a chimney (4) and a heat storage part (5);
the greenhouse cloth (1) covers the ground to form a closed greenhouse space,
the filling door (21) on the combustion furnace (2) is positioned outside the greenhouse space;
one end of the flue (3) is connected with the combustion furnace, and the other end of the flue is connected with a chimney (4) positioned outside the greenhouse space;
the heat accumulation part (5) is arranged in the greenhouse space, is positioned above the flue (3) and is connected with the flue (3) in a sealing way.
2. The agricultural greenhouse for cultivation and planting according to claim 1,
the heat storage portion (5) includes a heat pipe (51),
the lower end of the heat pipe (51) is hermetically arranged in the flue (3), and the upper end of the heat pipe (51) is hermetically arranged in the box body (52).
3. The agricultural greenhouse for cultivation and planting according to claim 2,
the box body (52) is filled with phase change heat storage filler (53), the box body (52) is also provided with a heat supply coil pipe (54) in a penetrating way,
the heat pipe (51) conducts heat generated by the combustion furnace from the flue (3) to the box body (52) in a circulating phase change mode.
4. The agricultural greenhouse for cultivation and planting according to claim 2 or 3,
and the box body (52) of the heat accumulation part (5) is hermetically connected with the flue (3).
5. The agricultural greenhouse for cultivation and planting according to claim 3,
the heating coil (54) is provided with a plurality of strips,
the main body part of the heating coil (54) is positioned inside the box body (52), and the water inlet end and the water outlet end of the heating coil (54) are positioned outside the box body (52).
6. The agricultural greenhouse for cultivation and planting according to claim 5,
the water inlet ends of the plurality of heat supply coil pipes (54) are connected with the hot ends of the radiating pipes (6),
the water outlet ends of the plurality of heat supply coil pipes (54) are connected with the cold ends of the radiating pipes (6).
7. The agricultural greenhouse for cultivation and planting according to claim 6,
the pipelines of the radiating pipes (6) are dispersed in the greenhouse space and/or the soil right below the greenhouse space.
8. The agricultural greenhouse for cultivation and planting according to claim 7,
the valve (61) is arranged on the radiating pipe (6), and the flow rate of the radiating medium in the radiating pipe (6) is controlled through the valve (61).
9. The agricultural greenhouse for cultivation and planting according to claim 1,
the bottom of the flue (3) is positioned on the ground or is buried in the soil.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020125431.1U CN212138580U (en) | 2020-01-19 | 2020-01-19 | Agricultural greenhouse for cultivation and planting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020125431.1U CN212138580U (en) | 2020-01-19 | 2020-01-19 | Agricultural greenhouse for cultivation and planting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212138580U true CN212138580U (en) | 2020-12-15 |
Family
ID=73708736
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020125431.1U Expired - Fee Related CN212138580U (en) | 2020-01-19 | 2020-01-19 | Agricultural greenhouse for cultivation and planting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212138580U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264462A (en) * | 2022-07-29 | 2022-11-01 | 泉州师范学院 | Phase-change temperature-control type heat dissipation system for LED lamps of plant factory |
-
2020
- 2020-01-19 CN CN202020125431.1U patent/CN212138580U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264462A (en) * | 2022-07-29 | 2022-11-01 | 泉州师范学院 | Phase-change temperature-control type heat dissipation system for LED lamps of plant factory |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201215 Termination date: 20220119 |