CN103070050B - Automatic ventilation component for vegetable greenhouse - Google Patents
Automatic ventilation component for vegetable greenhouse Download PDFInfo
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- CN103070050B CN103070050B CN2013100504846A CN201310050484A CN103070050B CN 103070050 B CN103070050 B CN 103070050B CN 2013100504846 A CN2013100504846 A CN 2013100504846A CN 201310050484 A CN201310050484 A CN 201310050484A CN 103070050 B CN103070050 B CN 103070050B
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- air door
- rotating shaft
- air
- spring
- housing
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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 invention discloses an automatic ventilation component for a vegetable greenhouse, mainly consisting of a casing, an air valve, an air valve rotary shaft, a spring seat, a spring, an elastic coupler and a motor, wherein the casing is in a cylindrical body structure or a square frame body structure which runs through front to back; an upper door frame, a lower door frame, the air valve and the air valve rotary shaft are arranged in the casing; a shaft sleeve a is arranged on the wall body of a surface a of the casing, a shaft sleeve b is arranged on the wall body of a surface b of the casing, and the two ends of the air door rotary shaft respectively extend out of the shaft sleeve a and the shaft sleeve b; the spring seat, the spring and a piece A of the elastic coupler are sequentially mounted on the air valve rotary shaft extending out of the shaft sleeve b; the elastic coupler comprises the piece A and a piece B, trapezoidal meshing teeth meshed with each other are respectively arranged on the piece A and the piece B of the elastic coupler; and a front end rotary shaft of the motor is connected to the air valve rotary shaft through the elastic coupler. With the adoption of the automatic ventilation device for the vegetable greenhouse, provided by the invention, a plastic film is not needed to be opened for heat dissipation, a fan is not used, a large number of manpower is saved, and meanwhile, the service life of the plastic film is prolonged.
Description
Technical field
The present invention relates to a kind of agricultural production equipment, specially refer to a kind of ventilator of vegetable greenhouse.
Background technology
Green house of vegetables is a kind of framework structure of film with heat-insulating property, and its appearance makes people can have vegetables in improper season and fruit.General green house of vegetables is used the skeleton of bamboo structure or steel construction, and the above is covered with one or more layers thermal insulation plastic film, has so just formed a greenhouse space.The loss of the carbonic acid gas that adventitia stops inner vegetable growth to produce well, make in canopy to have good heat insulation effect.
Current green house of vegetables does not have ventilation unit, when daytime, sunlight was abundant, temperature in green house of vegetables is too high, unfavorable fruits and vegetables growth, often thermal insulation plastic film is raised and carried out ventilation and heat, still plastic foil is built to insulation before between the lights again, so not only consume a large amount of manpowers, also easily cause plastic foil to damage or reduction of service life.
Summary of the invention
The objective of the invention is provides a kind of automatic ventilation assembly for green house of vegetables, in use, ceiling temperature and lower limit temperature are set, when in green house of vegetables, excess Temperature surpasses ceiling temperature, automatically open air door and carry out ventilation and heat radiation, when in green house of vegetables, temperature is reduced to lower limit temperature, self-closing damper carries out accumulation of heat or insulation.
A kind of green house of vegetables automatic ventilation assembly of the present invention, mainly by housing (1), air door (4), air door rotating shaft (5), spring base (13), spring (14), spring coupling and motor (20) form, wherein, cylinder or square frame body structure that housing (1) connects for front and back, upper door cheek (2) is arranged in housing (1), lower door cheek (8), air door (4) and air door rotating shaft (5), upper door cheek (2), lower door cheek (8) and air door (4) are two spaces before and after being divided in housing (1), front space is interior air port (3), rear space is outer air port (10), air door (4) is connected in air door rotating shaft (5), on a face (7) wall body of housing, axle sleeve a(6 is arranged), on b face (12) wall body of housing, axle sleeve b(11 is arranged), the two ends of air door rotating shaft (5) are respectively from axle sleeve a(6) and axle sleeve b(11) stretch out, from axle sleeve b(11) air door rotating shaft (5) head that stretches out be outer-hexagonal termination (21), at axle sleeve b(11) in mounting spring seat (13) successively in the air door rotating shaft (5) of stretching out, the A part (15) of spring (14) and spring coupling, the A part (15) of spring coupling is nested on the outer-hexagonal termination (21) of air door rotating shaft, spring coupling comprises A part (15) and B part (16), on the B part (16) of the A of spring coupling part (15) and spring coupling, intermeshing trapezoidal engaging tooth is respectively arranged, the axial centre of spring coupling A part (15) has interior hexagonal chute, and in it, the outer-hexagonal termination (21) of hexagonal chute and air door rotating shaft is slidably matched, the axial centre of the B part (16) of spring coupling has circular hole slot, and the front end rotating shaft of its circular hole slot and motor (20) is closely cooperated, it is upper that housing (1) is arranged on pedestal (9), and it is upper that motor (20) is arranged on pedestal (9) by support (17), and the front end rotating shaft of motor (20) is connected in air door rotating shaft (5) by spring coupling.
In the present invention, the spacing shelves of air door (23) are arranged in housing (1), the spacing shelves of air door (23) are the limiting component of air door (4) while opening; Upper door cheek (2) and lower door cheek (8) are the limiting component of air door (4) while closing; The angle of inclination of trapezoidal engaging tooth hypotenuse is greater than 45 degree; Electromagnetic brake (18) and wheel holding (19) are arranged in assembly, and wheel holding (19) is arranged in the rear end rotating shaft of motor (20), and electromagnetic brake (18) anchor ear is on wheel holding (19).
In above-mentioned invention, the application spring coupling is as the rotating shaft of motor (20) and the connector between air door rotating shaft (5), because the angle of inclination of spring coupling A part (15) and the intermeshing trapezoidal engaging tooth hypotenuse of spring coupling B part (16) is greater than 45 degree, when opening or closing to put in place, air door (4) make air door rotating shaft (5) while no longer rotating, the rotating shaft of motor (20) also can be rotated further because of effect of inertia, at this moment, the rotatory force of motor (20) rotating shaft will overcome the elastic force of spring (14), the A part (15) of spring coupling is slided backward and exit engagement, make the skid of spring coupling B part (16), allow the rotating shaft of motor (20) be rotated further, until the inertia of motor (20) rotating shaft disappears, like this, just protected air door can not damage, in the rotating shaft of motor (20), stop or air door (4) is opening or closing while not putting in place, the elastic force of spring (14) makes A part (15) and B part (16) the closely engagement each other of spring coupling, makes air door (4) smooth opening or closes and put in place.
The present invention, as air draft assembly or the new wind air inducing component application of green house of vegetables, during as the air draft component application, is arranged on the ceiling of green house of vegetables, and interior air port (3) are in green house of vegetables; During as new wind air inducing component application, this ventilation assembly is arranged on the Shang，Nei air port, ground (3) of green house of vegetables in green house of vegetables, and outer air port (10) are in the outside of green house of vegetables.Air themperature in green house of vegetables is higher than the air themperature of canopy external environment, and the air door of this assembly is while opening, hot-air in green house of vegetables just forms ascending air and discharges from the air draft assembly of ceiling, the outer cold air of green house of vegetables supplements in green house of vegetables by the new wind air inducing assembly that is located at ground, utilize the inside and outside temperature difference of green house of vegetables to carry out the automatic cycle ventilation, temperature in whole booth is lowered, do not need to use blower fan, do not need to raise plastic foil, save electric energy, save manpower.During concrete enforcement, motor (20) is set to the crawl working method, crawl time 1-2 second, motor (20), electromagnetic brake (18) carries out electric interlock, electric contact thermometer and controller are installed simultaneously in green house of vegetables, the electric contact thermometer has the function that ceiling temperature and lower limit temperature are set, the contact of ceiling temperature and lower limit temperature and the corresponding interface of controller are electrically connected, during use, ceiling temperature and the lower limit temperature of electric contact thermometer are set according to the fruit and vegetable varieties in booth, when ceiling temperature is set to 30 ℃, when lower limit temperature is set to 20 ℃, in the situation that the real time temperature in booth is over 30 ℃, controller makes the air draft assembly motor of ceiling and the new wind air inducing assembly motor on ground carry out forward rotation with a flowing mode simultaneously, make air door (4) clockwise rotate 90 degree, thereby air door (4) is opened, make in green house of vegetables to carry out ventilation, open to 90 while spending at air door (4), while encountering the spacing shelves of air door (23), stop, wheel holding (19) in motor (20) rotating shaft is held by electromagnetic brake (18), and make air door (4) stay open state, in the situation that the temperature in booth is down to 20 ℃, controller makes the air draft assembly motor of ceiling and the new wind air inducing assembly motor on ground be rotated backward with a flowing mode simultaneously, make air door (4) rotate counterclockwise 90 degree, air door (4) is closed, thereby make in green house of vegetables to carry out heat storing and heat preserving, when closing to upper door cheek (2) and lower door cheek (8), air door (4) stops, wheel holding (19) in motor (20) rotating shaft is held by electromagnetic brake (18), and makes air door (4) keep closed condition.The present invention only just needs electricity consumption what open or close air door, and the electricity consumption time is 1-2 second only, and does not need to use blower fan in whole ventilation process, saves electric energy and reduce cost expense.
The invention has the beneficial effects as follows: for green house of vegetables provides a kind of automatic ventilation equipment, by ceiling temperature and lower limit temperature are set, automatically carry out ventilation and heat or heat storing and heat preserving, do not need to raise the plastic foil heat radiation, save a large amount of manpowers, extend the service life of plastic foil simultaneously; Utilize the inside and outside temperature difference of green house of vegetables to carry out the gravity-flow ventilation cooling, do not need to use blower fan, save electric energy.
The accompanying drawing explanation
Fig. 1 is the structure chart of a kind of green house of vegetables automatic ventilation assembly of the present invention.
Fig. 2 is the I enlarged drawing in Fig. 1.
Fig. 3 is the A-A profile of Fig. 2.
Fig. 4 is the B-B profile of Fig. 1.
In figure: 1. housing, 2. go up door cheek, 3. interior air port, 4. air door, 5. air door rotating shaft, 6. axle sleeve a, 7. a face of housing, 8. descend door cheek, 9. pedestal, 10. outer air port, 11. axle sleeve b, the b face of 12. housings, 13. spring base, 14. springs, the A part of 15. spring couplings, the B part of 16. spring couplings, 17. electric machine support, 18. electromagnetic brakes, the wheel holding on 19. machine shafts, 20. motors, 21. the outer-hexagonal termination of air door rotating shaft, the trapezoidal engaging tooth of 22. spring couplings, the spacing shelves of 23. air doors.
Embodiment
A kind of green house of vegetables automatic ventilation assembly shown in embodiment accompanying drawing 1, mainly by housing (1), air door (4), air door rotating shaft (5), spring base (13), spring (14), spring coupling, motor (20) and electromagnetic brake (18) form, wherein, cylinder or square frame body structure that housing (1) connects for front and back, upper door cheek (2) is arranged in housing (1), lower door cheek (8), air door (4), the spacing shelves of air door rotating shaft (5) and air door (23), the spacing shelves of air door (23) are the limiting component of air door (4) while opening, upper door cheek (2) and lower door cheek (8) are the limiting component of air door (4) while closing, upper door cheek (2), lower door cheek (8) and air door (4) are two spaces before and after being divided in housing (1), front space is interior air port (3), rear space is outer air port (10), air door (4) is connected in air door rotating shaft (5), on a face (7) wall body of housing, axle sleeve a(6 is arranged), on b face (12) wall body of housing, axle sleeve b(11 is arranged), the two ends of air door rotating shaft (5) are respectively from axle sleeve a(6) and axle sleeve b(11) stretch out, from axle sleeve b(11) air door rotating shaft (5) head that stretches out be outer-hexagonal termination (21), at axle sleeve b(11) in mounting spring seat (13) successively in the air door rotating shaft (5) of stretching out, the A part (15) of spring (14) and spring coupling, the A part (15) of spring coupling is nested on the outer-hexagonal termination (21) of air door rotating shaft, spring coupling comprises A part (15) and B part (16), on the B part (16) of the A of spring coupling part (15) and spring coupling, intermeshing trapezoidal engaging tooth is respectively arranged, and the angle of inclination of trapezoidal engaging tooth hypotenuse is greater than 45 degree, the axial centre of spring coupling A part (15) has interior hexagonal chute, and in it, the outer-hexagonal termination (21) of hexagonal chute and air door rotating shaft is slidably matched, the axial centre of the B part (16) of spring coupling has circular hole slot, and the front end rotating shaft of its circular hole slot and motor (20) is closely cooperated, housing (1) is arranged on pedestal (9), motor (20) is arranged on pedestal (9) by support (17), the front end rotating shaft of motor (20) is connected in air door rotating shaft (5) by spring coupling, wheel holding (19) is arranged in the rear end rotating shaft of motor (20), and electromagnetic brake (18) anchor ear is on wheel holding (19).In the present embodiment, motor (20) is set to the crawl working method, and crawl time 1-2 second, motor (20), electromagnetic brake (18) carry out electric interlock.
The present embodiment is as the automatic ventilation component application of green house of vegetables, be arranged on respectively on the ceiling of green house of vegetables and make the air draft component application and be arranged on the ground of green house of vegetables to make new wind air inducing component application, electric contact thermometer and controller are installed simultaneously in green house of vegetables, the electric contact thermometer has the function that ceiling temperature and lower limit temperature are set, the contact of ceiling temperature and lower limit temperature and the corresponding interface of controller are electrically connected, during use, ceiling temperature and the lower limit temperature of electric contact thermometer are set according to the fruit and vegetable varieties in booth, when ceiling temperature is set to 30 ℃, when lower limit temperature is set to 20 ℃, in the situation that the real time temperature in booth is over 30 ℃, controller makes the air draft assembly motor of ceiling and the new wind air inducing assembly motor on ground carry out forward rotation with a flowing mode simultaneously, make air door (4) clockwise rotate 90 degree, thereby air door (4) is opened, hot-air in green house of vegetables just forms ascending air and discharges from the air draft assembly of ceiling, the outer cold air of green house of vegetables supplements in green house of vegetables by the new wind air inducing assembly that is located at ground, utilize the inside and outside temperature difference of booth to carry out the automatic cycle ventilation, temperature in whole booth is lowered.Open to 90 while spending at air door (4), stop while encountering the spacing shelves of air door (23), the wheel holding (19) in motor (20) rotating shaft is held by electromagnetic brake (18), and makes air door (4) stay open state; In the situation that the temperature in booth is down to 20 ℃, controller makes the air draft assembly motor of ceiling and the new wind blower motor on ground be rotated backward with a flowing mode simultaneously, make air door rotate counterclockwise 90 degree, air door (4) is closed, thereby make in green house of vegetables to carry out heat storing and heat preserving, when air door (4) closes to upper door cheek (2) and lower door cheek (8), stop, the wheel holding (19) in motor (20) rotating shaft is held by electromagnetic brake (18), and makes air door (4) keep closed condition.
Claims (4)
1. a green house of vegetables automatic ventilation assembly, it is characterized in that assembly is mainly by housing (1), air door (4), air door rotating shaft (5), spring base (13), spring (14), spring coupling and motor (20) form, wherein, cylinder or square frame body structure that housing (1) connects for front and back, upper door cheek (2) is arranged in housing (1), lower door cheek (8), air door (4) and air door rotating shaft (5), upper door cheek (2), lower door cheek (8) and air door (4) are two spaces before and after being divided in housing (1), front space is interior air port (3), rear space is outer air port (10), air door (4) is connected in air door rotating shaft (5), on a face (7) wall body of housing, axle sleeve a(6 is arranged), on b face (12) wall body of housing, axle sleeve b(11 is arranged), the two ends of air door rotating shaft (5) are respectively from axle sleeve a(6) and axle sleeve b(11) stretch out, from axle sleeve b(11) air door rotating shaft (5) head that stretches out be outer-hexagonal termination (21), at axle sleeve b(11) in mounting spring seat (13) successively in the air door rotating shaft (5) of stretching out, the A part (15) of spring (14) and spring coupling, the A part (15) of spring coupling is nested on the outer-hexagonal termination (21) of air door rotating shaft, spring coupling comprises A part (15) and B part (16), on the B part (16) of the A of spring coupling part (15) and spring coupling, intermeshing trapezoidal engaging tooth is respectively arranged, the axial centre of spring coupling A part (15) has interior hexagonal chute, and in it, the outer-hexagonal termination (21) of hexagonal chute and air door rotating shaft is slidably matched, the axial centre of the B part (16) of spring coupling has circular hole slot, and the front end rotating shaft of its circular hole slot and motor (20) is closely cooperated, it is upper that housing (1) is arranged on pedestal (9), and it is upper that motor (20) is arranged on pedestal (9) by support (17), and the front end rotating shaft of motor (20) is connected in air door rotating shaft (5) by spring coupling.
2. a kind of green house of vegetables automatic ventilation assembly according to claim 1, is characterized in that having the spacing shelves of air door (23) in housing (1), and the spacing shelves of air door (23) are the limiting component of air door (4) while opening; Upper door cheek (2) and lower door cheek (8) are the limiting component of air door (4) while closing.
3. a kind of green house of vegetables automatic ventilation assembly according to claim 1, is characterized in that the angle of inclination of trapezoidal engaging tooth hypotenuse is greater than 45 degree.
4. a kind of green house of vegetables automatic ventilation assembly according to claim 1, it is characterized in that in assembly having electromagnetic brake (18) and wheel holding (19), wheel holding (19) is arranged in the rear end rotating shaft of motor (20), and electromagnetic brake (18) anchor ear is on wheel holding (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100504846A CN103070050B (en) | 2013-02-14 | 2013-02-14 | Automatic ventilation component for vegetable greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013100504846A CN103070050B (en) | 2013-02-14 | 2013-02-14 | Automatic ventilation component for vegetable greenhouse |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103070050A CN103070050A (en) | 2013-05-01 |
| CN103070050B true CN103070050B (en) | 2013-12-11 |
Family
ID=48146918
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013100504846A Expired - Fee Related CN103070050B (en) | 2013-02-14 | 2013-02-14 | Automatic ventilation component for vegetable greenhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103070050B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107060865B (en) * | 2017-04-28 | 2023-05-26 | 长江勘测规划设计研究有限责任公司 | Auxiliary smoke discharging system for rail transit totally-enclosed platform door |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4050545B2 (en) * | 2002-04-15 | 2008-02-20 | 株式会社誠和 | Opening and closing device for greenhouse film and greenhouse |
| KR100782070B1 (en) * | 2007-04-25 | 2007-12-04 | 한상만 | Open and close apparatus for viny house window |
| JP2010178721A (en) * | 2009-02-09 | 2010-08-19 | Kawai Hiryo Kk | Greenhouse-heating system |
| JP2012075331A (en) * | 2010-09-30 | 2012-04-19 | Daikin Industries Ltd | Ventilation system for plant cultivation facility |
| CN202043503U (en) * | 2011-05-04 | 2011-11-23 | 刘立功 | Greenhouse ventilation device |
| CN203040307U (en) * | 2013-02-14 | 2013-07-10 | 衢州市煜鑫农产品加工技术开发有限公司 | Automatic ventilation assembly of vegetable greenhouse |
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2013
- 2013-02-14 CN CN2013100504846A patent/CN103070050B/en not_active Expired - Fee Related
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| Publication number | Publication date |
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| CN103070050A (en) | 2013-05-01 |
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| PB01 | Publication | ||
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| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
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| 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: 20131211 Termination date: 20160214 |