CN204888188U - By system on two roofing big -arch shelters - Google Patents
By system on two roofing big -arch shelters Download PDFInfo
- Publication number
- CN204888188U CN204888188U CN201520628704.3U CN201520628704U CN204888188U CN 204888188 U CN204888188 U CN 204888188U CN 201520628704 U CN201520628704 U CN 201520628704U CN 204888188 U CN204888188 U CN 204888188U
- Authority
- CN
- China
- Prior art keywords
- booth
- roller shutter
- spool
- roofing
- canopy
- 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
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Classifications
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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
-
- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/30—Wind power
Abstract
The utility model provides a by system on two roofing big -arch shelters, includes big -arch shelter and last the device, goes up to be included traction lever, biax coiling motor, spool and book curtain by the device, it is had two by the device to go up, goes up for two to be set up about the traction lever of device, goes up for two to be set up around the spool of device, it has a plurality ofly to roll up the curtain, rolls up curtain equidistant setting on the spool, launches the back at roll curtain, and the epaxial roll of curtain of book that lies in the rear just in time covers the gap between epaxial roll of curtain of the book that lies in the place ahead, upward still included many haulage ropes by the device, the lower extreme of all haulage ropes is fixed the place ahead of big -arch shelter, the front end of a haulage rope of symmetric connection respectively in each biax coiling motor both sides and on being located the spool in the gap between roll curtain. The utility model discloses the most genuinely realized on two roofing big -arch shelters that seamless roll intact full automatic curtain covers, and the spool with roll up the curtain and does not set up at the big -arch shelter shed roof, can not lead to the fact the influence to the structure of big -arch shelter.
Description
Technical field
The utility model relates to by equipment on booth, specifically on a kind of two roofing booth by system.
Background technology
Through investigation, about there is green house about 700,000 mu in Linyi whole city, shed about 500,000 mu, in shed, about have half to be single roofing booth, also have half to be two roofing booths.And single roofing booth existing automatically on very ripe by technology, as the application number Chinese utility model patent that is 201210254603.5 discloses a kind of greenhouse curtain rolling machine for single roofing, it comprises electromotor, reductor, curtain rolling shaft, support arm, rocking arm, straw screen or mat end winding support is on curtain rolling shaft, when straw screen or mat need be rolled, electromotor provides power, after being slowed down by reductor by transmission of power to speed reducer output shaft, speed reducer output shaft two ends are connected with curtain rolling shaft, curtain rolling shaft is along with the synchronized rotation of output shaft, straw screen or mat is rolled from bottom to top, when volume is to appropriate location, deenergization.When straw screen or mat puts down by needs, connect motor power, make it reversely rotate, drive curtain rolling shaft to reversely rotate by speed reducer output shaft, realize straw screen or mat and put down from top to bottom.There is following problem in this shutter: 1, a gap must be had can not to be covered by roller shutter at electromotor and reducing motor place in use, and therefore this gap, road needs artificial covering; 2, when roller shutter does not cover, the equipment such as roller shutter and spool is positioned at ceiling (if do not placed on the ground by roller shutter, so roller shutter cannot rely on spool to be rolled up ceiling), adds the stressed of booth, the structural strength of booth is impacted, particularly at weather such as strong wind heavy rains.
Authorization Notice No. is the roller blind device that the Chinese utility model patent of CN202112103U discloses a kind of pair of roofing booth, arranges two rotating shafts at the top of this booth, needs artificial pulling cord to put down roller shutter during use, relies on motor to drive winding when roller shutter is rolled.This mode not only automaticity is low, needs manual operation, and roller shutter is arranged on ceiling, impacts the stability of booth.As can be seen here, a automaticity is not high at present, automatically can cover booth completely with roller shutter, and not to the roller blind system that booth stability impacts.
And, the plantation of booth vegetable fruit, for intensity of illumination, the requirement of gas concentration lwevel is higher, and for peasant household itself, these data are difficult to monitoring calculation, roller shutter only can be opened by peasant household by day, roller shutter puts down by night, seldom has peasant household to be regulated the illumination in booth by roller shutter by day again.
Utility model content
Aly booth stability is not being affected for not having at present, and the problem for two roofing booth automatic curtain equipment that comprehensively automatically can cover booth, the purpose of this utility model is to provide on a kind of two roofing booth by system, it does not only affect the stability of booth, and automatically can cover booth comprehensively.
The technical scheme in the invention for solving the technical problem is: by system on a kind of two roofing booth, comprise booth and on by device, draw bar, twin shaft winding motor, spool and roller shutter is comprised by device on described, described draw bar comprises the lower beam and upper boom that are hinged, the lower end of described lower beam is hinged on the front of booth, the front end of described upper boom is connected with described twin shaft winding motor, a spool is connected respectively at two outputs of the described twin shaft winding motor left and right sides, described roller shutter is arranged on said reel, it is characterized in that
Had two by device on described, two described on arranged by about the draw bar of device, two described on arranged by before and after the spool of device; Described roller shutter has multiple, and roller shutter is spaced set on said reel, and after described roller shutter launches, the roller shutter on the described spool at rear just in time covers on the gap between the roller shutter on the described spool in front;
Also comprised many pull ropes by device on described, the lower end of all described pull ropes is fixed on the front of described booth, twin shaft winding motor both sides described in each and the symmetrical front end connecting a pull rope respectively on spool in gap between roller shutter.
Further, this is also comprised roller shutter canopy by system, described roller shutter canopy is arranged on the rear of described booth, and identical with booth length; The opening of described roller shutter canopy forward, is provided with the downward-sloping eaves that keeps off the rain in the forward position of described roller shutter canopy.
Further, described roller shutter canopy comprises pressing plate, back-moving spring, fixed axis and supporting leg, and described pressing plate is the flat board extended forward bottom roller shutter canopy, between described pressing plate and ground, be provided with back-moving spring; Described fixed axis fixes on the ground, and bottom and the fixed axis of described roller shutter canopy are hinged; Described supporting leg is fixed on the rear of described roller shutter canopy, when described back-moving spring is in uncompressed state, described supporting leg just in time with earth surface.
Further, be provided with the described back-moving spring of two rows between described pressing plate and ground, front-seat back-moving spring elastic force is greater than the back-moving spring elastic force of rear row, and the back-moving spring at front row is higher than the back-moving spring of rear row.
Further, the front end of each described upper boom is provided with a reclinate arc groove.
Preferably, two described lower beams are recurvate bow.
Further, this is also comprised controller, illuminance transducer and electric supply installation by system, described twin shaft winding motor is connected with described controller, and described illuminance transducer is connected with described controller.
Further, described electric supply installation comprises solar panel; The front of described booth is provided with cross bar, described cross bar is provided with solar panel; The lower end of described pull rope is fixed on described cross bar.
Further, the front of described booth is provided with fixed station, the lower end of described upper boom is hinged on described fixed station, and described controller is also fixed on described fixed station.
Further, described booth is provided with ventilating opening, described ventilating opening is provided with electric rolling, be provided with gas concentration lwevel monitor in described booth, described gas concentration lwevel monitor is connected with described controller with electric rolling.
The beneficial effects of the utility model are:
1, it truly achieves complete automatic seamless roller shutter covering on two roofing booth, and spool and roller shutter are not arranged on booth ceiling, can not impact the structure of booth.
2, its adopt two upper by device, two are arranged by before and after the spool of device, and the roller shutter spaced set on spool, the roller shutter on the spool of front and back just in time can gap between the roller shutter on complementation two spools, achieves the seamless coverage of booth.
3, the design of pull rope is rolled onto the tractive force of ceiling from ground to spool, the structure such as do not need peripheral hardware to set a roof beam in place, and makes spool achieve automatic curtain from ground to ceiling.
4, the lower beam of draw bar is designed to arc, and near the front end of booth, (arc of lower beam coordinates with the cambered surface of booth, therefore can in the bottom of the hinged lower beam in the front end of booth as much as possible can to make the lower end of lower beam like this; If lower beam is straight-bar, then the bottom of lower beam needs in position far away, booth front end, the sweptback angle of such guarantee lower beam) and when spool arrives the top of booth the peak of lower beam also lower, ensure that the stability of draw bar.
5, the design of roller shutter canopy can make roller shutter not by erosions such as rainwater.Roller shutter canopy is by hinged with fixed axis, coordinate pressing plate and back-moving spring, can ensure that roller shutter canopy front opening is maximum, does not hinder entering of curtain rolling shaft like this before spool does not enter roller shutter canopy, roller shutter canopy is pressed down by curtain rolling shaft and roller shutter after entering, the front opening of roller shutter canopy is minimum, ensure that rainwater can not enter roller shutter canopy, and, the Front-end Design of upper boom has arc groove, better can coordinate with the eaves that keeps off the rain of roller shutter canopy, make that the eaves that keeps off the rain of roller shutter canopy is low as much as possible to be put, effectively prevent rainwater from entering.
6, it is designed with illuminance transducer, can automatically be controlled roller shutter by controller, can control when intensity of illumination is larger one is carried out roller shutter covering by device, only about half of light can be stopped, make when illumination is more weak two are not covered booth completely by device, fully achieve Automated condtrol, save labour.
7, the gas concentration lwevel monitor of design can control ventilating opening, to reach the demand of booth implants to gas concentration lwevel.
8, the solar panel that arranges from booth front of the power supply of whole system, does not need outer pull the wire, energy-saving and environmental protecting.
9, the design of fixed station facilitates the setting of draw bar and the setting of controller, does not need to fix brandreth etc. on the ground and carries out the fixing, easy for installation, practical of draw bar.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is part preferred embodiment of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is perspective view of the present utility model;
Fig. 2 is perspective view of the present utility model;
Fig. 3 is side-looking structural representation of the present utility model (spool enters roller shutter canopy);
Fig. 4 is side-looking structural representation of the present utility model (spool does not enter roller shutter canopy);
Fig. 5 is the backsight structural representation of roller shutter canopy;
Fig. 6 is that roller shutter canopy is connected side cross sectional views with fixed axis;
In figure: 1 booth, 101 ventilating openings, 2 draw bars, 21 lower beams, 22 upper booms, 221 arc grooves, 3 twin shaft winding motor, 4 spools, 5 roller shutters, 6 pull ropes, 7 roller shutter canopies, 71 keep off the rain eaves, 72 pressing plates, 73 back-moving springs, 73 ＇ back-moving springs, 74 fixed axis, 75 supporting legs, 8 solar panels, 9 cross bars, 10 fixed stations, 11 switch boards.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is described in detail:
As shown in figs 1 to 6, the utility model comprise booth 1, on by device and the roller shutter canopy for placing roller shutter.The utility model is not arranged on booth top by the spool of device and roller shutter, therefore the structural strength of booth is not affected, achieve the full-automatic seamless coverage to booth.And, this is directly routed to front end from the rear end of two roofing booth by device, from front end roller shutter to rear end, the structure such as do not need peripheral hardware to set a roof beam in place.At present, in prior art, on comprised draw bar 2, twin shaft winding motor 3, spool 4 and roller shutter 5 by device, described draw bar 2 comprises the lower beam 21 and upper boom 22 that are hinged, the lower end of described lower beam 21 is hinged on the front of booth 1, the front end of described upper boom 22 is connected with described twin shaft winding motor 3, and connect a spool 4 respectively at two outputs of described twin shaft winding motor 3 left and right sides, described roller shutter 5 is arranged on described spool 4.
Unique distinction of the present utility model is: had two by device on described, as depicted in figs. 1 and 2, two described on arranged by the draw bar about 2 of device, two described on by before and after the spool 4 of device arrange.Described roller shutter 5 have multiple (in the accompanying drawings, each spool 4 is arranged four roller shutters 5), roller shutter 5 is spaced set on described spool 4, after described roller shutter 5 launches, roller shutter 5 on the described spool 4 at rear just in time covers on the gap between the roller shutter 5 on the described spool 4 in front, gap width between the roller shutter 5 that the width of the roller shutter at rear is greater than on the described spool 4 in front, achieves seamless coverage like this.
On two roofing booth, top is deployed into from bottom in order to realize roller shutter, time bottom being wound up into from top, spool can reel smoothly, many pull ropes 6 are also comprised by device on described, the lower end of all described pull ropes 6 is fixed on the front of described booth 1, twin shaft winding motor 3 both sides described in each and the symmetrical front end connecting a pull rope 6 respectively on spool 4 in gap between roller shutter 5.The effect of pull rope is, when spool is rolled up toward eminence from the rear ground of booth, relies on the power of reel wound pull rope to realize spool and scrolls up; When spool reels backward from booth front, spool relies on the pulling force of pull rope to realize uniform speed slow last volume from booth top, can not cause damage to twin shaft winding motor 3.
In order to protect roller shutter, prevent from, in the infringement of sleety weather to roller shutter, this also being comprised roller shutter canopy 7 by system, described roller shutter canopy 7 is arranged on the rear of described booth 1, and identical with booth 1 length.Roller shutter canopy can adopt as shown in Figures 1 and 2, is the arc shed fixed on the ground, and the opening of described roller shutter canopy 7 forward, is provided with the downward-sloping eaves 71 that keeps off the rain in the forward position of described roller shutter canopy 7.
But in order to better keep off the rain, as shown in Figures 3 to 6, roller shutter canopy is designed to can automatic closing structure.Described roller shutter canopy 7 comprises pressing plate 72, back-moving spring 73, back-moving spring 73 ＇, fixed axis 74 and supporting leg 75, described pressing plate 72 is the flat board extended forward bottom roller shutter canopy 7, the back-moving spring 73 arranged before and after having between described pressing plate 72 and ground and back-moving spring 73 ＇, front-seat back-moving spring bullet 73 power is greater than the back-moving spring 73 ＇ elastic force of rear row, and the back-moving spring 73 at front row is higher than back-moving spring 73 ＇ of rear row.The effect of back-moving spring 73 ＇ is the stressed of decomposition part back-moving spring 73, is unlikely to stressed all the concentrating on back-moving spring 73 of whole pressing plate and causes back-moving spring 73 ＇ easily to damage.Described fixed axis 74 fixes on the ground, and bottom and the fixed axis 74 of described roller shutter canopy 7 are hinged.Described supporting leg 75 is fixed on the rear of described roller shutter canopy 7, when described back-moving spring 73 and back-moving spring 73 ＇ are in uncompressed state, described supporting leg 75 just in time with earth surface, the effect of supporting leg 75 ensure that at roller shutter canopy can not fall to layback by during strong wind.When two are positioned at roller shutter canopy by the spool of device and roller shutter simultaneously, back-moving spring 73 and back-moving spring 73 ＇ just can be compressed to bottom simultaneously, thus make tight being buckled on roller shutter of roller shutter canopy.After first is put into roller shutter canopy by the roller shutter of device, owing to being placed on the rear of roller shutter canopy pressing plate, therefore roller shutter canopy only can be pressed down a bit, after second is put into roller shutter canopy by the roller shutter of device, because second roller shutter has been placed on the front end of pressing plate, therefore, pressing plate can be depressed sufficiently, and roller shutter canopy covers on two by the spool of device and roller shutter.
In order to make roller shutter canopy tighter when fastening, further, as shown in Figure 3 and Figure 4, the front end of each described upper boom 22 is provided with a reclinate arc groove 221, after roller shutter canopy fastens, the eaves 71 that keeps off the rain just in time is stuck in arc groove 221, reduces the height of the eaves 71 that keeps off the rain of roller shutter canopy, effectively prevent rainwater and enter.
In order to make the lower end of lower beam as much as possible near the front end of booth, make the peak of lower beam during the top of spool arrival booth lower, ensure the stability of draw bar, two described lower beams 21 are recurvate bow.The design of bow had both met booth arcwall face, had been improved the structural strength of draw bar.
The utility model technically also add automatic control system and ventilating system as further embodiment at said structure.In this embodiment, on also comprised controller, illuminance transducer and electric supply installation by system, described twin shaft winding motor is connected with described controller, and described illuminance transducer is connected with described controller.Illuminance transducer is arranged in booth, user can control the light quantity in booth according to the growth demand of the crops planted in booth, when intensity of illumination is higher than intensity needed for crop growth, is carried out roller shutter covering by device on controlling one, only about half of light can be stopped.In order to power to automatic control system and twin shaft winding motor, further, described electric supply installation comprises solar panel 8, and solar panel is that the electrical equipment such as controller, twin shaft winding motor is powered, and does not therefore need to draw cable again.The front of described booth 1 is provided with cross bar 9, described cross bar 9 is provided with solar panel 8.The lower end of described pull rope 6 is fixed on described cross bar 9.
The switch board of draw bar, controller and twin shaft winding motor is conveniently installed, the front of described booth is provided with fixed station 10, the lower end of described lower beam 21 is hinged on described fixed station 10, the switch board 11 of twin shaft winding motor is also fixed on described fixed station 10, and described controller can be placed in the switch board 11 of twin shaft winding motor.
Ventilate to realize booth, control the gas concentration lwevel in booth, described booth 1 is provided with ventilating opening 101, described ventilating opening 101 is provided with electric rolling, in described booth 1, is provided with gas concentration lwevel monitor, described gas concentration lwevel monitor is connected with described controller with electric rolling, when gas concentration lwevel monitor detects that gas concentration lwevel is lower, then open ventilating opening, air enters in booth, provides the carbonic acid gas needed for photosynthesis of plant.
Except the technical characteristic described in specification, be the known technology of those skilled in the art.
The above has made detailed description to preferred embodiment of the present utility model and embodiment by reference to the accompanying drawings; but the utility model is not limited to the above-described embodiment and examples; for those skilled in the art; without departing from the concept of the premise utility; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.
Claims (10)
1. on a two roofing booth by system, comprise booth and on by device, draw bar, twin shaft winding motor, spool and roller shutter is comprised by device on described, described draw bar comprises the lower beam and upper boom that are hinged, and the lower end of described lower beam is hinged on the front of booth, and the front end of described upper boom is connected with described twin shaft winding motor, a spool is connected respectively at two outputs of the described twin shaft winding motor left and right sides, described roller shutter is arranged on said reel, it is characterized in that
Had two by device on described, two described on arranged by about the draw bar of device, two described on arranged by before and after the spool of device; Described roller shutter has multiple, and roller shutter is spaced set on said reel, and after described roller shutter launches, the roller shutter on the described spool at rear just in time covers on the gap between the roller shutter on the described spool in front;
Also comprised many pull ropes by device on described, the lower end of all described pull ropes is fixed on the front of described booth, twin shaft winding motor both sides described in each and the symmetrical front end connecting a pull rope respectively on spool in gap between roller shutter.
2. on according to claim 1 pair of roofing booth by system, it is characterized in that, this is also comprised roller shutter canopy by system, and described roller shutter canopy is arranged on the rear of described booth, and identical with booth length; The opening of described roller shutter canopy forward, is provided with the downward-sloping eaves that keeps off the rain in the forward position of described roller shutter canopy.
3. on according to claim 2 pair of roofing booth by system, it is characterized in that, described roller shutter canopy comprises pressing plate, back-moving spring, fixed axis and supporting leg, and described pressing plate is the flat board extended forward bottom roller shutter canopy, between described pressing plate and ground, be provided with back-moving spring; Described fixed axis fixes on the ground, and bottom and the fixed axis of described roller shutter canopy are hinged; Described supporting leg is fixed on the rear of described roller shutter canopy, when described back-moving spring is in uncompressed state, described supporting leg just in time with earth surface.
4. on according to claim 3 pair of roofing booth by system, it is characterized in that, between described pressing plate and ground, be provided with the described back-moving spring of two rows, front-seat back-moving spring elastic force is greater than the back-moving spring elastic force of rear row, and the back-moving spring at front row is higher than the back-moving spring of rear row.
5. on according to claim 3 pair of roofing booth by system, it is characterized in that, the front end of each described upper boom is provided with a reclinate arc groove.
6. on according to any one of claim 1 to 4 pair of roofing booth by system, it is characterized in that, two described lower beams are recurvate bow.
7. on according to claim 1 pair of roofing booth by system, it is characterized in that, this is also comprised controller, illuminance transducer and electric supply installation by system, described twin shaft winding motor is connected with described controller, and described illuminance transducer is connected with described controller.
8. on according to claim 7 pair of roofing booth by system, it is characterized in that, described electric supply installation comprises solar panel; The front of described booth is provided with cross bar, described cross bar is provided with solar panel; The lower end of described pull rope is fixed on described cross bar.
9. by system on the two roofing booths according to claim 7 or 8, it is characterized in that, the front of described booth is provided with fixed station, the lower end of described upper boom is hinged on described fixed station, and described controller is also fixed on described fixed station.
10. on according to claim 7 pair of roofing booth by system, it is characterized in that, described booth is provided with ventilating opening, described ventilating opening is provided with electric rolling, in described booth, be provided with gas concentration lwevel monitor, described gas concentration lwevel monitor is connected with described controller with electric rolling.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520628704.3U CN204888188U (en) | 2015-08-18 | 2015-08-18 | By system on two roofing big -arch shelters |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520628704.3U CN204888188U (en) | 2015-08-18 | 2015-08-18 | By system on two roofing big -arch shelters |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204888188U true CN204888188U (en) | 2015-12-23 |
Family
ID=54910428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520628704.3U Expired - Fee Related CN204888188U (en) | 2015-08-18 | 2015-08-18 | By system on two roofing big -arch shelters |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204888188U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105393847A (en) * | 2015-08-18 | 2016-03-16 | 曹传宝 | Double-roofing greenhouse roller blind covering system |
| CN106577026A (en) * | 2017-01-24 | 2017-04-26 | 盐城工学院 | Adjustable greenhouse for crops and plants |
-
2015
- 2015-08-18 CN CN201520628704.3U patent/CN204888188U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105393847A (en) * | 2015-08-18 | 2016-03-16 | 曹传宝 | Double-roofing greenhouse roller blind covering system |
| CN106577026A (en) * | 2017-01-24 | 2017-04-26 | 盐城工学院 | Adjustable greenhouse for crops and plants |
| CN106577026B (en) * | 2017-01-24 | 2020-03-31 | 盐城工学院 | Adjustable agricultural plant greenhouse |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151223 Termination date: 20170818 |