CN208129020U - Its green house of vegetables of a kind of temperature closed-loop control device of green house of vegetables and application - Google Patents
Its green house of vegetables of a kind of temperature closed-loop control device of green house of vegetables and application Download PDFInfo
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- CN208129020U CN208129020U CN201820303808.0U CN201820303808U CN208129020U CN 208129020 U CN208129020 U CN 208129020U CN 201820303808 U CN201820303808 U CN 201820303808U CN 208129020 U CN208129020 U CN 208129020U
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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 kind of temperature closed-loop control devices of green house of vegetables, are related to vegetable cultivation field, including：Heating chamber；The upside of the heating chamber is soil horizon；One end of the heating chamber is connect by means of communication with heating furnace, the other end and heating chamber means of communication of the heating chamber；The means of communication and the heating chamber means of communication, connect with controller respectively；The controller is also connect with canopy temperature Acquisition Circuit；The controller is compared according to the temperature that the canopy temperature Acquisition Circuit acquires with set temperature, sends control instruction to the means of communication and the heating chamber means of communication；Whether the heating chamber means of communication controls according to the control instruction and is connected on the outside of the heating chamber and green house of vegetables.And the green house of vegetables using it.Can solve the constant temperature that current greenhouse is not able to maintain green house of vegetables, cause the vegetables growing way of green house of vegetables bad, cannot on schedule harvested vegetable the problem of.
Description
Technical field
The utility model relates to vegetable cultivation field, the temperature closed-loop control device of specifically a kind of green house of vegetables and answer
With its green house of vegetables.
Background technique
Green house of vegetables is a kind of frame structure of film with outstanding thermal insulation property, it occurs that people are had
Vegetables in improper season.General green house of vegetables is covered with one or more layers insulating plastic pipe using bamboo structure or the skeleton of steel construction above
Film, material is thus formed a greenhouse spaces.Outer membrane prevents the loss of carbon dioxide caused by internal vegetable growth well,
Make that there is good heat insulation effect in canopy.But current greenhouse is not able to maintain the constant temperature of green house of vegetables, causes green house of vegetables
Vegetables growing way is bad, cannot harvested vegetable on schedule.
Summary of the invention
In view of this, the present invention provides a kind of temperature closed-loop control device of green house of vegetables and apply its vegetables big
Canopy causes the vegetables growing way of green house of vegetables bad to solve the constant temperature that current greenhouse is not able to maintain green house of vegetables, cannot be on schedule
The problem of harvested vegetable.
In a first aspect, the utility model provide a kind of green house of vegetables temperature closed-loop control device and application its vegetables it is big
Canopy, including：
Heating chamber；
The upside of the heating chamber is soil horizon；
One end of the heating chamber is connect by means of communication with heating furnace, and the other end and heating chamber of the heating chamber connect
Logical mechanism；
The means of communication and the heating chamber means of communication, connect with controller respectively；
The controller is also connect with canopy temperature Acquisition Circuit；
The controller is compared according to the temperature that the canopy temperature Acquisition Circuit acquires with set temperature, to
The means of communication and the heating chamber means of communication send control instruction；
Whether the heating chamber means of communication controls according to the control instruction and connects on the outside of the heating chamber and green house of vegetables
It is logical；
Whether the means of communication controls the heating chamber according to the control instruction and is connected to the heating furnace.
Preferably, there is damper, the damper is connect with driving mechanism in the heating chamber means of communication；
The driving mechanism turns in the heating chamber means of communication according to the control instruction control damper
It is dynamic.
Preferably, the heating chamber means of communication is also connect with exhaust fan；
The exhaust fan extracts the gas in the heating chamber on the outside of the green house of vegetables out according to the control instruction.
Preferably, there is heating mechanism, the heating mechanism is connect with the heating furnace in the heating chamber；
The heating mechanism, for providing heat.
Preferably, the heating mechanism, including：First heating tube, the second heating tube and third heating tube；
The means of communication, including：First means of communication, the second means of communication and third connecting mechanism；
First heating tube is connect by first means of communication with the heating furnace；
Second heating tube is connect by second means of communication with the heating furnace；
The third heating tube is connect by the third connecting mechanism with the heating furnace.
Preferably, the temperature closed-loop control device of a kind of green house of vegetables further includes：
Man-machine interaction unit；
The man-machine interaction unit is adopted for setting the set temperature and the display canopy temperature Acquisition Circuit
The temperature of collection.
Preferably, the temperature closed-loop control device of a kind of green house of vegetables, it is characterised in that：
Man-machine interaction unit, including：Key and display；
The key, for setting the set temperature；
The display, for showing the temperature of the canopy temperature Acquisition Circuit acquisition.
Preferably, the heating mechanism is bending structure or serpentine configuration.
Preferably, the means of communication is solenoid valve.
Second aspect, a kind of green house of vegetables, including：
Such as a kind of above-mentioned temperature closed-loop control device of green house of vegetables.
The utility model has the advantages that：
The utility model provides the temperature closed-loop control device and application its green house of vegetables of a kind of green house of vegetables, to solve
Current greenhouse is not able to maintain the constant temperature of green house of vegetables, causes the vegetables growing way of green house of vegetables bad, cannot harvested vegetable on schedule
The problem of.
Detailed description of the invention
By the description below with reference to attached drawing to the utility model embodiment, the above-mentioned and other mesh of the utility model
, feature and advantage it is apparent, in the accompanying drawings：
Fig. 1 is a kind of schematic block circuit diagram of the temperature closed-loop control device of green house of vegetables of the utility model.
Fig. 2 is a kind of insulation construction of green house of vegetables of the utility model embodiment and attemperator and vegetables using it
The structural schematic diagram of greenhouse；
Fig. 3 is the green house of vegetables structural schematic diagram that the utility model embodiment has sunlight reflecting mechanism.
Specific embodiment
The utility model is described below based on embodiment, but it is worth noting that, the utility model is simultaneously unlimited
In these embodiments.It is detailed to describe some specific detail sections below in the datail description of the utility model.So
And for the part of no detailed description, the utility model can also be understood completely in those skilled in the art.
In addition, it should be understood by one skilled in the art that provided attached drawing is simply to illustrate that the utility model
Objects, features and advantages, attached drawing are not to be actually drawn to scale.
Meanwhile unless the context clearly requires otherwise, "include", "comprise" etc. otherwise throughout the specification and claims
Similar word should be construed as the meaning for including rather than exclusive or exhaustive meaning；That is, being " including but not limited to "
Meaning.
Fig. 1 is a kind of schematic block circuit diagram of the temperature closed-loop control device of green house of vegetables of the utility model.Such as Fig. 1 institute
Show, a kind of temperature closed-loop control device of green house of vegetables, including：Heating chamber 1；The upside of heating chamber 1 is soil horizon 3；Heating chamber 1
One end connect with heating furnace 5 by means of communication D, the other end and heating chamber means of communication 6 of heating chamber 1；Means of communication D and
Heating chamber means of communication 6 is connect with controller A respectively；Controller A is also connect with canopy temperature Acquisition Circuit B；Controller
A is compared with set temperature according to the temperature that canopy temperature Acquisition Circuit B is acquired, is connected to means of communication D with heating chamber
Mechanism 6 sends control instruction；Whether heating chamber means of communication 6 controls according to control instruction and connects on the outside of heating chamber 1 and green house of vegetables
It is logical；Whether means of communication D controls heating chamber 1 according to control instruction and is connected to heating furnace 5.
Specifically, controller A can choose single-chip microcontroller, MCU or computer computer.The controller A of the utility model
It is preferred that single-chip microcontroller, single-chip microcontroller has several I/O ports, and the input I/O port connection of canopy temperature Acquisition Circuit B and single-chip microcontroller connect
Logical mechanism D and heating chamber means of communication 6 are connect with the output I/O port of single-chip microcontroller.
In Fig. 1, in heating chamber means of communication 6 there is damper 6-2, damper 6-2 to connect with driving mechanism 6-3；
Driving mechanism 6-3 controls damper 6-2 according to control instruction and rotates in heating chamber means of communication 6.
In Fig. 1, heating chamber means of communication 6 is also connect with exhaust fan 6-1；Exhaust fan 6-1, according to control instruction by heating chamber
On the outside of gas extraction green house of vegetables in 1.
Specifically, in Fig. 1, control instruction, including：Heating or not heating instructions, damper switch order and
Exhaust fan switch order.Driving mechanism 6-3 controls damper 6-2 according to damper switch order and is connected to machine in heating chamber
Rotation in structure 6, such as：Driving mechanism 6-3 receive baffle open instruction control damper 6-2 beaten in heating chamber means of communication 6
It opens；Driving mechanism 6-3 receives baffle pass instruction control damper 6-2 and closes heating chamber means of communication 6.Exhaust fan 6-1,
It will be on the outside of the gas extraction green house of vegetables in heating chamber 1 according to exhaust fan switch order.Means of communication D is controlled according to heating instructions
Heating chamber 1 is connected to heating furnace 5, otherwise disconnects heating chamber 1 and heating furnace 5.
That is, then controller A is to connection when the temperature of canopy temperature Acquisition Circuit B acquisition is greater than set temperature
Mechanism D and heating chamber means of communication 6 send not heating instructions respectively and damper opens instruction and exhaust fan opens instruction；When big
The temperature of temperature of shed Acquisition Circuit B acquisition is less than set temperature, then controller A is to means of communication D and heating chamber means of communication 6
Heating instructions are sent respectively and damper closes instruction and the instruction of exhausting organ.
In Fig. 1, there is heating mechanism 4 in heating chamber 1, heating mechanism 4 is connect with heating furnace 5；Heating mechanism 4, for mentioning
Heating load.
In Fig. 1, heating mechanism 4, including：First heating tube 4-1, the second heating tube 4-2 and third heating tube 4-3；Connection
Mechanism D, including：First means of communication, the second means of communication and third connecting mechanism；First heating tube 4-1 passes through the first connection
Mechanism is connect with heating furnace 5；Second heating tube 4-2 is connect by the second means of communication with heating furnace 5；Third heating tube 4-3 is logical
Third connecting mechanism is crossed to connect with heating furnace 5.
In Fig. 1, a kind of temperature closed-loop control device of green house of vegetables further includes：Man-machine interaction unit C；Human-computer interaction list
First C, for setting set temperature and showing the temperature of canopy temperature Acquisition Circuit B acquisition.
In Fig. 1, man-machine interaction unit C, including：Key C1 and display C2；Key C1, for setting set temperature；It is aobvious
Show device C2, for showing the temperature of canopy temperature Acquisition Circuit B acquisition.The connection of the input I/O port of key C1 and single-chip microcontroller, shows
Show that the output I/O port of device C2 and single-chip microcontroller connects.
In Fig. 1, means of communication D is solenoid valve.
In Fig. 1, heating mechanism 4 is bending structure or serpentine configuration.
In Fig. 1, a kind of green house of vegetables, including：A kind of temperature closed-loop control device of green house of vegetables as above.
Fig. 2 is a kind of insulation construction of green house of vegetables of the utility model embodiment and attemperator and vegetables using it
The structural schematic diagram of greenhouse.As shown in Fig. 2, a kind of insulation construction of green house of vegetables, including：Soil horizon 3；Have on the downside of soil horizon 3
There is insulating layer 2, there is heating chamber 1 on the downside of insulating layer 2；There is heating mechanism 4 in heating chamber 1；Soil horizon 3 is used for planting vegetable；
Insulating layer 2, for keeping the temperature of soil horizon 3；Heating chamber 1, for accommodating heating mechanism 4；Heating mechanism 4, for providing heat
Amount.For green house of vegetables using the heating method in space on the upside of soil in canopy, the mode thermal efficiency heated in this way is low at present, waste combustion
Material, and pollute environment.The structure of Fig. 2 can solve current green house of vegetables and use the heating method thermal effect in space on the upside of soil in canopy
The problem of rate is low, wastes fuel, in turn results in pollution environment.
In Fig. 2, soil horizon 3 can directly be above soil horizon 3.
In Fig. 2, because having heating chamber 1, the vegetables in soil horizon 3 can preferably grow, can be to avoid current greenhouse
In soil horizon on overheat, and cause vegetable growth slow since the soil moisture is too low, especially the such situation in the Northeast is more
It is serious.
In Fig. 2,2 material of insulating layer is the small light heat insulation material of thermal coefficient, and slope is looked for constitute the gradient while having；It protects
The thickness of warm layer 2 is depending on local climate and to the requirement of room temperature；Insulating layer 2 can be used polyurethane foam, extruded sheet or
The one or several kinds of benzene plate.
In Fig. 2, it is worth noting that, insulating layer 2 can not be too thick, and 1cm or so is advisable；Heating chamber 1 if blocked up
Heat cannot preferably be transmitted to soil horizon 3.Scheme more preferably can have several through-holes, through-hole on insulating layer 2
The heat that can be convenient heating chamber 1 can preferably be transmitted to soil horizon 3, while insulating layer 2 also has heat insulation function.
In Fig. 2, heating chamber 1, including：First cavity, the second cavity and third cavity；First cavity and the second cavity it
Between have first partition 7；There is second partition 8 between second cavity and third cavity；First cavity, the second cavity and third chamber
The temperature of body is different.Because in the same greenhouse, need to plant different vegetables, and optimum temperature required for every kind of vegetables
Difference, thus 3 cavitys are arranged in the utility model, i.e.,：First cavity, the second cavity and third cavity；First cavity, the second chamber
Body is different with the temperature of third cavity, and then the plantation in the soil horizon 3 on the upside of the first cavity, the second cavity and third cavity
Different types of vegetables.
In Fig. 2, heating mechanism 4, including：First heating tube 4-1, the second heating tube 4-2 and third heating tube 4-3；The
One heating tube 4-1 is in the first cavity；Second heating tube 4-2 passes through first partition 7 and enters in the second cavity；Third heating tube 4-
3 enter in third cavity across first partition 7 and second partition 8.Therefore, the temperature highest of the first cavity, the second chamber are intracorporal
Temperature is taken second place, and it is minimum that third cavity sends out temperature.
In Fig. 2, heating mechanism 4 is bending structure or serpentine configuration.The heater of bending structure or serpentine configuration
Structure 4 can increase the heating surface (area) (HS in heating chamber 1, and then improve the thermal efficiency.
In Fig. 2, a kind of attemperator of green house of vegetables, including：A kind of insulation construction of green house of vegetables as above；And add
Hot stove 5；Heating furnace 5 is connect with one end of heating mechanism 4, for providing heat source for heating mechanism 4.Heating furnace 5, which has, to be filled out
Material mouth 5-1, feeding port 5-1 are for adding combustion medium into heating furnace 5.
In Fig. 2, the exhanst gas outlet of heating furnace is connected to heating chamber 1.At this point, first partition 7 has first partition hole, the
Two partitions 8 have second partition hole, i.e. the first cavity, the second cavity are connected to third cavity.
In Fig. 2, the other end of heating mechanism 4 is connect with heating chamber means of communication 6；Heating chamber means of communication 6, for controlling
Heating chamber 1 processed is in communication with the outside.Specifically, heating chamber means of communication 6, including：Have in heating chamber means of communication main body and takes out
Blower 6-1, exhaust fan 6-1 are for assisting having on the outside of the flue gas emission in heating chamber 1 to greenhouse in heating chamber means of communication 6
There is damper 6-2, damper 6-2 to connect with driving mechanism 6-3, damper 6-2 have damper shaft, damper shaft respectively with
It is connected on the inside of heating chamber means of communication 6, damper 6-2 can be rotated along damper shaft, and driving mechanism 6-3 is for adjusting flue
The angle of baffle 6-2 and horizontal direction.It further says, driving mechanism 6-3 can be motor.
In Fig. 2, a kind of green house of vegetables, including：A kind of attemperator of green house of vegetables as above；And ceiling 9；Ceiling 9
It is fixedly connected by soil horizon 3 or insulating layer 2.
Fig. 3 is the green house of vegetables structural schematic diagram that the utility model embodiment has sunlight reflecting mechanism.As shown in figure 3,
Ceiling 9 and soil horizon 3 form keeping warmth space；There is sunlight reflecting mechanism 10 in keeping warmth space；Sunlight reflecting mechanism 10, for anti-
Inject the sunlight into keeping warmth space.Sunlight reflecting mechanism 10 can select mirror or with reflective other materials, and sunlight is anti-
Penetrating mechanism 10 and soil horizon 3 has certain angle, and sunlight reflecting mechanism 10 increases the temperature of keeping warmth space using the sunlight of reflection
Degree.
In figure 2 and figure 3, the installation of ceiling 9, which needs to insert, ties up arch；Inserting and tying up the selection frame material of arch is the green bamboo newly cut,
It is required that 2-2.5 centimetres of diameter, 3.5-4.5 meters long, upper and lower thickness is consistent；Along greenhouse two sides position line, press from one end to the other side
70-80 centimetres of the equidistant hole that 30-40 centimetres of depth is beaten with drill rod, green bamboo base portion is inserted in the hole one by one, to make arch two sides
Shoulder height is consistent, two bamboos of same arch are new and old, thickness should be identical as far as possible, having peace of mind of then banketing, then by same arch two sides
Bamboo pole press the embowment of uniform height standard, and be wrapped in green bamboo both ends along certain orientation wrapping with cloth or packing rope
Wherein；At the top of arch and 3 longitudinal ties are symmetrically bound along its length in two sides of 60-80 centimetres away from ground, arch when tying up
Original distance should be kept between frame, and is tied as far as possible, slide back and forth arch not.To improve greenhouse fastness, 5-6 meters of wide canopies are every
There is a column every 3-5 meters, 4-5 meters of canopies can replace the pull rod of two sides with staggered form diagonal brace, and method is in canopy every the road 4-5
Frame is fixed on frame with 4 30-40 centimetres of long frame materials of burying by 45° angle, picture X-shaped viewed from above；At both ends
Arch under, be inserted into 4-6 pillar, be held together pillar and frame to form canopy head, under the wind canopy centriciput gating, gate-width
It is 0.7 meter, about 1.3-1.5 meters high.To mitigate damage of the wind to film, the method for gradually reducing frame height is can be used in canopy head windward
Transition.
The upper surface of ceiling 9 needs lid awning film；Skirt film fixed first, skirt film is 6.8 meters loose, and length is 1-2 meters longer than greenhouse, will
1 meter of wide film is involved in the rope made of hemp or nylon rope on one side, irons the small cylinder of synthesis with electric iron etc., covers the lower part in frame two sides, both ends
Drawstring is fixed on canopy head after tensing, and bracing wire is fixed on frame by centre with thin wire, is opened in the wing for inserting arch 10 lis deep
Rice shallow ridges will be treaded in 20 centimetres of films embedment ditch more than apron.And fixed teleblem, teleblem width are -80 lis of arch radian
Rice, length are long+2 times of+40 centimetres of the canopy height of greenhouse, the upper teleblem under calm condition, and teleblem with iron wire is fixed on canopy head after tightening
On column.An earth anchor is respectively buried in buried anchor, the centre of adjacent twice frame two sides, and specific method is：It is whole with one piece of thick iron wire bundle
Brick is buried in the earth along sideline, and a ring is stayed to be used to fix film-pressing line above.Film-pressing line must paste canopy film tension.
Embodiment described above is only to express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that the ordinary skill people of this field
For member, without departing from the concept of the premise utility, several deformations, same replacement can also be made, improved etc., these
Belong to the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Embodiment described above is only to express the embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
Therefore it cannot be interpreted as that a limitation on the scope of the patent of the present invention.It should be pointed out that the ordinary skill people of this field
For member, without departing from the concept of the premise utility, several deformations, same replacement can also be made, improved etc., these
Belong to the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (10)
1. a kind of temperature closed-loop control device of green house of vegetables, which is characterized in that including：
Heating chamber（1）；
The heating chamber（1）Upside be soil horizon（3）；
The heating chamber（1）One end pass through means of communication（D）With heating furnace（5）Connection, the heating chamber（1）The other end with
Heating chamber means of communication（6）；
The means of communication（D）With the heating chamber means of communication（6）, respectively with controller（A）Connection；
The controller（A）, also with canopy temperature Acquisition Circuit（B）Connection；
The controller（A）, according to the canopy temperature Acquisition Circuit（B）The temperature of acquisition is compared with set temperature,
To the means of communication（D）With the heating chamber means of communication（6）Send control instruction；
The heating chamber means of communication（6）, the heating chamber is controlled according to the control instruction（1）With green house of vegetables on the outside of whether
Connection；
The means of communication（D）, the heating chamber is controlled according to the control instruction（1）With the heating furnace（5）Whether it is connected to.
2. a kind of temperature closed-loop control device of green house of vegetables according to claim 1, it is characterised in that：
The heating chamber means of communication（6）It is interior that there is damper（6-2）, the damper（6-2）With driving mechanism（6-3）
Connection；
The driving mechanism（6-3）, the damper is controlled according to the control instruction（6-2）Machine is connected in the heating chamber
Structure（6）Interior rotation.
3. a kind of temperature closed-loop control device of green house of vegetables according to claim 1, it is characterised in that：
The heating chamber means of communication（6）Also with exhaust fan（6-1）Connection；
The exhaust fan（6-1）, according to the control instruction by the heating chamber（1）Interior gas is extracted out outside the green house of vegetables
Side.
4. a kind of temperature closed-loop control device of green house of vegetables according to claim 1, it is characterised in that：
The heating chamber（1）It is interior that there is heating mechanism（4）, the heating mechanism（4）With the heating furnace（5）Connection；
The heating mechanism（4）, for providing heat.
5. a kind of temperature closed-loop control device of green house of vegetables according to claim 4, it is characterised in that：
The heating mechanism（4）, including：First heating tube（4-1）, the second heating tube（4-2）With third heating tube（4-3）；
The means of communication（D）, including：First means of communication, the second means of communication and third connecting mechanism；
First heating tube（4-1）Pass through first means of communication and the heating furnace（5）Connection；
Second heating tube（4-2）Pass through second means of communication and the heating furnace（5）Connection；
The third heating tube（4-3）Pass through the third connecting mechanism and the heating furnace（5）Connection.
6. a kind of temperature closed-loop control device of green house of vegetables according to claim 1, which is characterized in that further include：
Man-machine interaction unit（C）；
The man-machine interaction unit（C）, for setting the set temperature and the display canopy temperature Acquisition Circuit（B）
The temperature of acquisition.
7. a kind of temperature closed-loop control device of green house of vegetables according to claim 6, it is characterised in that：
Man-machine interaction unit（C）, including：Key（C1）And display（C2）；
The key（C1）, for setting the set temperature；
The display（C2）, for showing the canopy temperature Acquisition Circuit（B）The temperature of acquisition.
8. a kind of temperature closed-loop control device of green house of vegetables according to claim 4, it is characterised in that：
The heating mechanism（4）For bending structure or serpentine configuration.
9. any one a kind of temperature closed-loop control device of green house of vegetables according to claim 1~8, it is characterised in that：
The means of communication（D）For solenoid valve.
10. a kind of green house of vegetables, which is characterized in that including：
A kind of temperature closed-loop control device of green house of vegetables as described in any one of claim 1~9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820303808.0U CN208129020U (en) | 2018-03-06 | 2018-03-06 | Its green house of vegetables of a kind of temperature closed-loop control device of green house of vegetables and application |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820303808.0U CN208129020U (en) | 2018-03-06 | 2018-03-06 | Its green house of vegetables of a kind of temperature closed-loop control device of green house of vegetables and application |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208129020U true CN208129020U (en) | 2018-11-23 |
Family
ID=64288122
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820303808.0U Expired - Fee Related CN208129020U (en) | 2018-03-06 | 2018-03-06 | Its green house of vegetables of a kind of temperature closed-loop control device of green house of vegetables and application |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208129020U (en) |
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2018
- 2018-03-06 CN CN201820303808.0U patent/CN208129020U/en not_active Expired - Fee Related
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