CN214546062U - Side suspension type curtain rolling machine for greenhouse - Google Patents
Side suspension type curtain rolling machine for greenhouse Download PDFInfo
- Publication number
- CN214546062U CN214546062U CN202120270427.9U CN202120270427U CN214546062U CN 214546062 U CN214546062 U CN 214546062U CN 202120270427 U CN202120270427 U CN 202120270427U CN 214546062 U CN214546062 U CN 214546062U
- Authority
- CN
- China
- Prior art keywords
- steel pipe
- greenhouse
- pipe
- fixedly arranged
- speed reducer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 238000005096 rolling process Methods 0.000 title claims abstract description 60
- 239000000725 suspension Substances 0.000 title claims abstract description 50
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 105
- 239000010959 steel Substances 0.000 claims abstract description 105
- 230000008093 supporting effect Effects 0.000 claims abstract description 26
- 238000004804 winding Methods 0.000 claims abstract description 12
- 239000003638 chemical reducing agent Substances 0.000 claims description 33
- 238000000034 method Methods 0.000 claims description 6
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 238000004321 preservation Methods 0.000 abstract description 33
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 229920000742 Cotton Polymers 0.000 description 2
- 229910002092 carbon dioxide Inorganic materials 0.000 description 2
- 239000001569 carbon dioxide Substances 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 239000002985 plastic film Substances 0.000 description 2
- 229920006255 plastic film Polymers 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Greenhouses (AREA)
Abstract
The utility model belongs to the technical field of greenhouse heat preservation by automatic rolling, and discloses a side suspension type curtain rolling machine for a greenhouse, wherein a suspension bracket is in an arc-shaped triangular structure, and a suspension device is suspended and sleeved on a first steel pipe, a second steel pipe and a third steel pipe; the fixing plate is fixedly arranged at the bottom positions of the left ends of the first steel pipe, the second steel pipe and the third steel pipe, two upright columns are symmetrically arranged at the bottom of the fixing plate, and the upright columns are fixedly buried in the ground deeply and used for providing a stable supporting effect for the suspension frame; the triangular support is fixedly arranged at the upper part of the right side of the front side wall, the upper part of the support column is fixedly connected with the bottom of the right end of the suspension bracket, and the bottom of the support column is fixedly connected with the upper part of the triangular support; the winding pipe is fixedly arranged at the rear position of the right side of the suspension device. The utility model discloses an improved the cover rolling efficiency to the heat preservation quilt, reduced the heat preservation and covered the artifical input cost of rolling work.
Description
Technical Field
The utility model belongs to the technical field of warmhouse booth heat preservation cotton-wadded quilt automatic winding, concretely relates to warmhouse booth is with side suspension type curtain rolling machine.
Background
The greenhouse is an agricultural building facility which adopts a light-transmitting covering material as a whole or partial enclosure structure, has a certain environment regulation function and ensures the normal production and development of crops. The modern greenhouse has the advantages that the temperature, the illumination, the humidity, the carbon dioxide and the like can be controlled and adjusted, and the temperature, the illumination, the humidity, the carbon dioxide and the like required by crops can be automatically controlled and adjusted adaptively according to the requirement of the growth habit of the crops.
In the process of planting crops in a greenhouse, the temperature in the greenhouse needs to be controlled according to the growth habit of the crops, and the direct measure for controlling the temperature of the greenhouse in the prior art is generally to realize the control and regulation of the temperature in the greenhouse by covering a heat preservation quilt on the upper part of the greenhouse. At present, the mode of manual covering and rolling is usually adopted for the heat preservation covering and rolling. For the greenhouse with high automation degree, a roller shutter machine is also adopted to automatically cover and roll the heat preservation quilt. No matter adopt artifical mode or adopt the curtain rolling machine to cover rolling heat preservation quilt among the prior art, its main problem that exists is: 1. the manual covering and rolling heat preservation quilt has low working efficiency, and the covering and rolling work of the heat preservation quilt can be completed only by matching 3-4 people, so that the manual input cost is high; 2. the problems of the existing curtain rolling machine are as follows: the middle of the greenhouse is provided with a stand column or is suitable for a roller, and a cotton quilt is required to be covered in the middle of the greenhouse for supporting the roller shutter machine, so that the problems that the covering, the shading and the uncovering of a supporting surface are inconvenient and labor-consuming and the inconvenience of updating a plastic film is influenced are caused; the side wing type is influenced by the self weight of the rolling curtain machine, can not cover thicker cotton quilts, and reduces the heat preservation effect. The inventor develops a side suspension type curtain rolling machine for a greenhouse based on the defects in the prior art, and can well solve the technical problems in the prior art.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problems, the utility model provides a side-mounted suspension type curtain rolling machine for a greenhouse, which has simple structure, scientific and reasonable structure and convenient operation; the utility model can solve the problem that the manual covering, rolling and heat preservation quilt has low working efficiency, and the covering, rolling and heat preservation quilt can be normally completed by the cooperation of 3-4 persons, which leads to high manual input cost; meanwhile, the self-weight problem of the curtain rolling machine is solved by hanging, and thicker quilts can be rolled; the side wing rolling curtain can be used for rolling all the heat preservation quilts together, so that the problems of labor for rolling covers and shading for supporting the heat preservation quilts and the problem of influence on the updating of the plastic film are avoided.
The utility model adopts the technical proposal that: a side-mounted suspension type curtain rolling machine for a greenhouse comprises the greenhouse, side walls and a ceiling; the greenhouse is of a semi-arc vault structure, the side walls are divided into a front side wall and a rear side wall, the front side wall is fixedly arranged at the front side position of the greenhouse, and the rear side wall is fixedly arranged at the rear side position of the greenhouse; the suspension bracket is of an arc-shaped triangular structure and comprises a first steel pipe, the first steel pipe and a second steel pipe are arranged in parallel front and back, a third steel pipe is arranged in the middle of the upper parts of the first steel pipe and the second steel pipe, and the first steel pipe, the second steel pipe and the third steel pipe are fixedly connected into an integral triangle through reinforcing pipes; the suspension device is suspended and sleeved on the first steel pipe, the second steel pipe and the third steel pipe; the fixing plate is fixedly arranged at the bottom positions of the left ends of the first steel pipe, the second steel pipe and the third steel pipe, two upright columns are symmetrically arranged at the bottom of the fixing plate, and the upright columns are fixedly buried in the ground deeply and used for providing a stable supporting effect for the suspension frame; the triangular support is fixedly arranged at the upper part of the right side of the front side wall, the upper part of the support column is fixedly connected with the bottom of the right end of the suspension bracket, and the bottom of the support column is fixedly connected with the upper part of the triangular support; the coiling pipe is fixedly arranged at the rear position of the right side of the suspension device, one end of the heat preservation quilt is fixedly arranged at the longitudinal position of the upper part of the right side of the greenhouse, and the other end of the heat preservation quilt is fixed on the coiling pipe.
The first steel pipe, the second steel pipe and the third steel pipe are arc-shaped, and the radians of the first steel pipe, the second steel pipe and the third steel pipe are the same as the radian of the ceiling.
The height of the first steel pipe, the height of the second steel pipe and the height of the third steel pipe which are higher than the ceiling are 1 m.
The suspension device comprises a sliding wheel, the sliding wheel is longitudinally and fixedly arranged at the upper part of a side plate, the side plate is symmetrically arranged at the front side and the rear side of the sliding wheel, and the side plate is bent in a front-rear mirror symmetry manner; the connecting shaft is fixedly arranged at the inner side positions of the bottoms of the front side plate and the rear side plate, the supporting shaft is fixedly arranged at the middle position of the right side of the connecting shaft, and the connecting shaft and the supporting shaft are arranged in a vertical crossing manner; the fixed right side position that sets up at the back shaft of backup pad, the fixed upper portion left side position that sets up at the backup pad of driving motor, the fixed right side position that sets up at driving motor of speed reducer, driving motor's power output shaft and the power input shaft fixed connection of speed reducer, the fixed right side longitudinal position that sets up at the speed reducer of speed reducer output shaft.
The front end of the coiling pipe is fixedly arranged at the rear end position of the output shaft of the speed reducer, and the coiling pipe and the output shaft of the speed reducer are fixedly connected into a whole through a connecting shaft; the rolling pipe is tightly attached to the ceiling, and the rear end of the rolling pipe is placed on the rear side wall.
The use process of the side-mounted suspension type curtain rolling machine for the greenhouse comprises the following steps: firstly, one end of a covered or rolled heat preservation quilt is fixed at the longitudinal position of the upper part of the right side of the greenhouse, and the other end of the heat preservation quilt is fixed on a rolling pipe; according to the growth habit of crops, when the temperature in the greenhouse needs to be improved by covering and insulating the greenhouse, the driving motor of the suspension device is started, under the rotation of the driving motor, the speed reducer is driven to rotate, the speed reducer increases the torque of the rotating force output by the driving motor, the rotational force with larger torque is transmitted to the winding pipe through the output shaft of the speed reducer, when the winding pipe rotates anticlockwise, the winding pipe rolls the heat preservation quilt wound on the winding pipe body to the left side, when the rolling pipe rolls to the left side, the connecting shaft, the symmetrically arranged side plates and the sliding wheel slide to the left side by taking the third steel pipe as a sliding track through the supporting plate and the supporting shaft, the rolling pipe is wound on the heat preservation layer of the rolling pipe and covered on the ceiling along with the continuous sliding to the left side of the rolling pipe, when the rolling pipe rolls to the bottom position of the left side of the ceiling, the covering operation of the whole heat preservation quilt on the upper part of the ceiling is completed. According to the growth habit of crops, when the temperature in the greenhouse needs to be reduced, the rolling operation of the heat preservation quilt can be realized by repeating the opposite actions.
The suspension bracket is of an arc-shaped triangular structure and comprises a first steel pipe, the first steel pipe and a second steel pipe are arranged in parallel front and back, a third steel pipe is arranged in the middle of the upper parts of the first steel pipe and the second steel pipe, and the first steel pipe, the second steel pipe and the third steel pipe are fixedly connected into an integral triangle through reinforcing pipes; the main purposes of this arrangement are: through the setting of mounted frame, on the one hand for the effect that the linkage provided support, on the other hand provides the guide effect for the side-to-side slip of linkage.
The suspension device is suspended and sleeved on the first steel pipe, the second steel pipe and the third steel pipe; the suspension device comprises a sliding wheel, the sliding wheel is longitudinally and fixedly arranged at the upper part of a side plate, the side plate is symmetrically arranged at the front side and the rear side of the sliding wheel, and the side plate is bent in a front-rear mirror symmetry manner; the connecting shaft is fixedly arranged at the inner side positions of the bottoms of the front side plate and the rear side plate, the supporting shaft is fixedly arranged at the middle position of the right side of the connecting shaft, and the connecting shaft and the supporting shaft are arranged in a vertical crossing manner; the fixed right side position that sets up at the back shaft of backup pad, the fixed upper portion left side position that sets up at the backup pad of driving motor, the fixed right side position that sets up at driving motor of speed reducer, driving motor's power output shaft and the power input shaft fixed connection of speed reducer, the fixed right side longitudinal position that sets up at the speed reducer of speed reducer output shaft. Wherein set up movable pulley, curb plate, connecting axle, back shaft, backup pad, provide the platform of installation for the installation of driving motor and speed reducer on the one hand, on the other hand provides direction slip supporting role for driving motor and speed reducer. The arrangement of the driving motor and the speed reducer provides clockwise or anticlockwise rotating power for covering or rolling the coiling pipe, and preconditions are provided for covering or rolling the heat preservation quilt.
The first steel pipe, the second steel pipe and the third steel pipe are arc-shaped, and the radians of the first steel pipe, the second steel pipe and the third steel pipe are the same as the radian of the ceiling. The main purposes of this arrangement are: the radian of the first steel pipe, the radian of the second steel pipe and the radian of the third steel pipe (namely the suspension bracket) are the same as that of the ceiling, so that the third steel pipe is used as a sliding guide rail by the sliding wheel in the rotating and pushing process of the winding pipe, and the close fit between the winding pipe and the ceiling is improved.
The utility model has the advantages that: the utility model provides a side suspension type curtain rolling machine for a greenhouse, which has simple structure, scientific and reasonable structure and convenient operation; the efficiency of covering and rolling the heat preservation quilt is improved, and the labor input cost of the heat preservation covering and rolling work is reduced.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is a partially enlarged schematic view of the suspension bracket of the present invention;
fig. 3 is a schematic structural view of the suspension device of the present invention;
the labels in the figure are: 1. the greenhouse comprises a greenhouse, 2, side walls, 3, a ceiling, 4, a suspension frame, 41, a first steel pipe, 42, a second steel pipe, 43, a third steel pipe, 44, a reinforcing pipe, 5, a suspension device, 51, a sliding wheel, 52, a side plate, 53, a connecting shaft, 54, a supporting shaft, 55, a supporting plate, 56, a driving motor, 57, a speed reducer, 58, a speed reducer output shaft, 6, a fixing plate, 7, a stand column, 8, a triangular support frame, 9, a supporting column, 10 and a winding pipe.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
As shown in the figures, the utility model provides a side suspension type curtain rolling machine for a greenhouse, which comprises a greenhouse 1, side walls 2 and a ceiling 3; the greenhouse 1 is of a semi-arc vault structure, the side walls 2 are divided into front side walls and rear side walls, the front side walls 2 are fixedly arranged at the front side positions of the greenhouse 1, and the rear side walls 2 are fixedly arranged at the rear side positions of the greenhouse 1; the suspension bracket 4 is an arc-shaped triangular structure, the suspension bracket 4 comprises a first steel pipe 41, the first steel pipe 41 and a second steel pipe 42 are arranged in parallel front and back, a third steel pipe 43 is arranged in the middle of the upper parts of the first steel pipe 41 and the second steel pipe 42, and the first steel pipe 41, the second steel pipe 42 and the third steel pipe 43 are fixedly connected into an integral triangle through a reinforcing pipe 44; the suspension device 5 is suspended and sleeved on the first steel pipe 41, the second steel pipe 42 and the third steel pipe 43; the fixed plate 6 is fixedly arranged at the bottom positions of the left ends of the first steel pipe 41, the second steel pipe 42 and the third steel pipe 43, two upright posts 7 are symmetrically arranged at the bottom of the fixed plate 6, and the upright posts 7 are fixedly and deeply buried in the ground to provide a stable supporting effect for the suspension bracket 4; the triangular support 8 is fixedly arranged at the upper position of the right side of the front side wall 2, the upper part of the support column 9 is fixedly connected with the bottom of the right end of the suspension bracket 4, and the bottom of the support column 9 is fixedly connected with the upper part of the triangular support 8; the coiling pipe 10 is fixedly arranged at the rear position of the right side of the suspension device 5, one end of the heat preservation quilt is fixedly arranged at the longitudinal position of the upper part of the right side of the greenhouse 1, and the other end of the heat preservation quilt is fixed on the coiling pipe 10.
The first steel pipe 41, the second steel pipe 42, and the third steel pipe 43 are arc-shaped, and the radian of the first steel pipe 41, the second steel pipe 42, and the third steel pipe 43 is the same as the radian of the ceiling 3.
The first steel pipe 41, the second steel pipe 42, and the third steel pipe 43 are 1 m higher than the ceiling 3.
The suspension device 5 comprises a sliding wheel 51, the sliding wheel 51 is longitudinally and fixedly arranged at the upper part of a side plate 52, the side plate is symmetrically arranged at the front side and the rear side of the sliding wheel 51, and the side plate 52 is in a bent shape with front and rear mirror images symmetrical; the connecting shaft 53 is fixedly arranged at the inner side position of the bottom of the front side plate 52 and the bottom of the rear side plate 52, the supporting shaft 54 is fixedly arranged at the middle position of the right side of the connecting shaft 53, and the connecting shaft 53 and the supporting shaft 54 are arranged in a vertical crossing manner; the supporting plate 55 is fixedly arranged at the right side position of the supporting shaft 54, the driving motor 56 is fixedly arranged at the upper left side position of the supporting plate 55, the speed reducer 57 is fixedly arranged at the right side position of the driving motor 56, the power output shaft of the driving motor 56 is fixedly connected with the power input shaft of the speed reducer 57, and the speed reducer output shaft 58 is fixedly arranged at the right side longitudinal position of the speed reducer 57.
The front end of the winding pipe 10 is fixedly arranged at the rear end position of the output shaft 58 of the speed reducer, and the winding pipe 10 and the output shaft 58 of the speed reducer are fixedly connected into a whole through a connecting shaft; the rolling pipe 10 is tightly attached to the ceiling, and the rear end of the rolling pipe 10 is placed on the rear side wall 2.
The use process of the side-mounted suspension type curtain rolling machine for the greenhouse comprises the following steps: firstly, one end of a covered or rolled heat preservation quilt is fixed at the upper longitudinal position of the right side of the greenhouse 1, and the other end is fixed on a rolling pipe 10; according to the growth habit of crops, when the temperature in the greenhouse 1 needs to be improved by covering and heat preservation, the driving motor 56 of the suspension device 5 is started, the speed reducer 57 is driven to rotate under the rotation of the driving motor 56, the torque of the rotating force output by the driving motor 56 is increased by the speed reducer 57, the rotating force with the larger torque is transmitted to the rolling pipe 10 through the speed reducer output shaft 58, when the rolling pipe 10 rotates anticlockwise, the rolling pipe 10 rolls the heat preservation wound on the rolling pipe 10 body to the left side, in the process that the rolling pipe 10 rolls to the left side, the connecting shaft 53, the symmetrically arranged side plates 52 and the sliding wheel 51 are pushed by the supporting plate 55 and the supporting shaft 54 to slide to the left side by taking the third steel pipe 43 as a sliding track, and along with the continuous sliding of the rolling pipe 10 to the left side, the rolling pipe 10 covers the heat preservation wound on the ceiling 3, when the rolling pipe 10 rolls to the bottom position at the left side of the ceiling 3, the entire heat-retaining covering work for the upper part of the ceiling 3 is completed. According to the growth habit of crops, when the temperature in the greenhouse 1 needs to be reduced, the rolling operation of the heat preservation quilt can be realized by repeating the opposite actions.
Various modifications to the above-described embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (5)
1. A side-mounted suspension type curtain rolling machine for a greenhouse comprises the greenhouse, side walls and a ceiling; the greenhouse is of a semi-arc vault structure, the side walls are divided into a front side wall and a rear side wall, the front side wall is fixedly arranged at the front side position of the greenhouse, and the rear side wall is fixedly arranged at the rear side position of the greenhouse; the method is characterized in that: the suspension bracket is of an arc-shaped triangular structure and comprises a first steel pipe, the first steel pipe and a second steel pipe are arranged in parallel front and back, a third steel pipe is arranged in the middle of the upper parts of the first steel pipe and the second steel pipe, and the first steel pipe, the second steel pipe and the third steel pipe are fixedly connected into an integral triangle through reinforcing pipes; the suspension device is suspended and sleeved on the first steel pipe, the second steel pipe and the third steel pipe; the fixing plate is fixedly arranged at the bottom positions of the left ends of the first steel pipe, the second steel pipe and the third steel pipe, two upright columns are symmetrically arranged at the bottom of the fixing plate, and the upright columns are fixedly buried in the ground deeply and used for providing a stable supporting effect for the suspension frame; the triangular support is fixedly arranged at the upper part of the right side of the front side wall, the upper part of the support column is fixedly connected with the bottom of the right end of the suspension bracket, and the bottom of the support column is fixedly connected with the upper part of the triangular support; the winding pipe is fixedly arranged at the rear position of the right side of the suspension device.
2. The side-mounted suspension type curtain rolling machine for the greenhouse as claimed in claim 1, wherein: the first steel pipe, the second steel pipe and the third steel pipe are arc-shaped, and the radians of the first steel pipe, the second steel pipe and the third steel pipe are the same as the radian of the ceiling.
3. The side-mounted suspension type curtain rolling machine for the greenhouse as claimed in claim 2, wherein: the height of the first steel pipe, the height of the second steel pipe and the height of the third steel pipe which are higher than the ceiling are 1 m.
4. The side-mounted suspension type curtain rolling machine for the greenhouse as claimed in claim 1, wherein: the suspension device comprises a sliding wheel, the sliding wheel is longitudinally and fixedly arranged at the upper part of a side plate, the side plate is symmetrically arranged at the front side and the rear side of the sliding wheel, and the side plate is bent in a front-rear mirror symmetry manner; the connecting shaft is fixedly arranged at the inner side positions of the bottoms of the front side plate and the rear side plate, the supporting shaft is fixedly arranged at the middle position of the right side of the connecting shaft, and the connecting shaft and the supporting shaft are arranged in a vertical crossing manner; the fixed right side position that sets up at the back shaft of backup pad, the fixed upper portion left side position that sets up at the backup pad of driving motor, the fixed right side position that sets up at driving motor of speed reducer, driving motor's power output shaft and the power input shaft fixed connection of speed reducer, the fixed right side longitudinal position that sets up at the speed reducer of speed reducer output shaft.
5. The side-mounted suspension type curtain rolling machine for the greenhouse as claimed in claim 1, wherein: the front end of the coiling pipe is fixedly arranged at the rear end position of the output shaft of the speed reducer, and the coiling pipe and the output shaft of the speed reducer are fixedly connected into a whole through a connecting shaft; the rolling pipe is tightly attached to the ceiling, and the rear end of the rolling pipe is placed on the rear side wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120270427.9U CN214546062U (en) | 2021-02-01 | 2021-02-01 | Side suspension type curtain rolling machine for greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120270427.9U CN214546062U (en) | 2021-02-01 | 2021-02-01 | Side suspension type curtain rolling machine for greenhouse |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214546062U true CN214546062U (en) | 2021-11-02 |
Family
ID=78348837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120270427.9U Expired - Fee Related CN214546062U (en) | 2021-02-01 | 2021-02-01 | Side suspension type curtain rolling machine for greenhouse |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214546062U (en) |
-
2021
- 2021-02-01 CN CN202120270427.9U patent/CN214546062U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN207383069U (en) | A kind of automatic sun shading device of greenhouse | |
| CN210716718U (en) | Wisdom green house 24 hours visual monitoring device | |
| CN104365411B (en) | Thermal-insulation system in greenhouse and working method thereof | |
| CN211129181U (en) | Double-deck heat retaining automatic tectorial membrane device of rolling up of seedbed | |
| CN214546062U (en) | Side suspension type curtain rolling machine for greenhouse | |
| CN211210767U (en) | Greenhouse lower air opening roller shutter ventilation device | |
| JP2000004685A (en) | Film rolling-up device for greenhouse | |
| CN214853171U (en) | Greenhouse rolling device for agricultural engineering | |
| CN215380254U (en) | Passion fruit big-arch shelter of adjustable humiture | |
| CN208095432U (en) | A kind of agricultural plastics planting greenhouse shutter | |
| CN210746350U (en) | Greenhouse straw curtain intelligent control device | |
| CN211267900U (en) | Intelligent control roller shutter device for greenhouse | |
| CN112826266A (en) | A auxiliary device for asylum for aged service and management | |
| CN216889280U (en) | Film rolling device for greenhouse | |
| CN206471755U (en) | A kind of water conservancy construction pipe laying actinobacillus device | |
| CN215012077U (en) | Ventilation unit for agricultural engineering big-arch shelter | |
| CN110521467A (en) | A kind of automatic volume film covering device of seedbed double-layer heat insulation | |
| CN214416891U (en) | Closed-loop tension control system for automatically adjusting and monitoring coating tension of carbon-coated foil | |
| CN216931098U (en) | Film rolling device for tobacco seedling raising greenhouse | |
| CN217675902U (en) | Coiling mechanism is used in plastic film production | |
| CN220557014U (en) | Film winding rod for greenhouse film winding device | |
| CN212232393U (en) | Novel automatic cotton-wadded quilt lifting device in middle of big-arch shelter | |
| CN218604203U (en) | Internet of things control curtain rolling machine for agricultural greenhouse | |
| CN215774558U (en) | Greenhouse sun-shading system | |
| CN220052885U (en) | Embossing roller equipment for producing PVC (polyvinyl chloride) laminating film |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211102 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |