CN202282961U - Automatic roller blind device for greenhouse and roller blind shaft of device - Google Patents
Automatic roller blind device for greenhouse and roller blind shaft of device Download PDFInfo
- Publication number
- CN202282961U CN202282961U CN2011203678460U CN201120367846U CN202282961U CN 202282961 U CN202282961 U CN 202282961U CN 2011203678460 U CN2011203678460 U CN 2011203678460U CN 201120367846 U CN201120367846 U CN 201120367846U CN 202282961 U CN202282961 U CN 202282961U
- Authority
- CN
- China
- Prior art keywords
- roller blind
- rolling shaft
- curtain rolling
- jack
- section
- 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 - Lifetime
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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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- Operating, Guiding And Securing Of Roll- Type Closing Members (AREA)
Abstract
The utility model discloses an automatic roller blind device for a greenhouse and a roller blind shaft of the automatic roller blind device. The roller blind shaft is driven by a motor driving mechanism and comprises more than two hollow tubes which are axially abutted; between two adjacent hollow tubes in the roller blind shaft, an insert hole with a polygonal radial cross section is formed at the insert end of one hole tube, and a polygonal insert section in rotation stop fit with the inner wall of the insert hole is correspondingly arranged on another hollow tube connected with the hollow tube. The automatic roller blind device and the roller blind shaft thereof have the following advantages: friction between the insert ends of two adjacent hollow tubes can be avoided; each hollow tube of the roller blind shaft can be prevented from suffering from axial deviation; a polygonal insert structure increases the torque transfer area, improves the stability in torque transfer, and prolongs the torque transfer distance; and the opening of each tube can be prevented from being torn as a result of abrasion between a connecting bolt and the wall of a mounting hole, so that the service life of the roller blind shaft is prolonged.
Description
Technical field
The utility model relate to a kind of green house or culture automatic curtain device that booth uses and this roller blind device on the curtain rolling shaft that uses.
Background technology
In most of greenhouse structure booths, it carries out folding and unfolding through manpower for the roller shutter that sunshade, insulation are provided with always, wastes time and energy.At present, along with development of science and technology, change in modern times and increased the automatic curtain device in the booth.This automatic curtain device is an automatic deploying and retracting of realizing roller shutter through the driven by motor curtain rolling shaft.Like disclosed a kind of roc roller shutter machine among the Chinese patent open file CN2496237Y; This roller shutter machine is that a lever arm is installed on the bearing of a side setting of booth; The guiding slidable fit is by a reducing motor driving mechanism of being made up of electromotor and reductor on lever arm, and the output shaft of this reducing motor driving mechanism is along the longitudinal extension of booth, and on this output shaft, is coaxially installed with curtain rolling shaft; One end of roller shutter is fixed on the booth top, and the other end is fixed on the curtain rolling shaft.It utilizes the reducing motor drive mechanism to gather the automatic deploying and retracting that the spool rotation realizes roller shutter.But the longitudinal length of existing booth is longer, and the booth that has reaches 60 meters, and for reducing the weight of curtain rolling shaft, existing curtain rolling shaft all adopts many hollow circular-tube butt joints to form.It is that two adjacent hollow circular-tubes are pegged graft through the circular socket of its end each other, and behind the splicing position radial bore of two hollow circular-tubes, is fixedly connected through connecting bolt.Connecting bolt not only plays the effect that two hollow circular-tubes limit two pipe axial displacements that connects; And in use also need transmit rotating torque to the hollow circular-tube that connects; This rotating torque is mainly born by the installing hole hole wall on connecting bolt and the hollow circular-tube, and long-time the use is easy to cause the wearing and tearing that connect spiral and installing hole hole wall, makes the driving torque of reducing motor driving mechanism output be difficult to reach the far-end of curtain rolling shaft; The waste that not only causes torsion to transmit; And can cause mutual friction mutually between the adjacent two hollow circular-tube inserted terminals after the wearing and tearing of connecting bolt and installation hole wall, and cause between the inserted terminal eccentricly, make curtain rolling shaft bigger axial deviation occur; Cause curtain rolling shaft when rotating its rotation at two ends is inconsistent end to end, therefore be easy to damage roller shutter.Simultaneously, the wearing and tearing between connecting bolt and the installing hole have increasing trend, when serious even cause tube wall to tear even rupture, curtain rolling shaft can't be used, and need to drop into that bigger expense is changed or maintenance, make that its maintenance cost is higher.
The utility model content
The purpose of the utility model is: provide a kind of booth to use the automatic curtain device, be fixedly coupled the problem of structure easy abrasion with hollow pipe employing circular socket connection adjacent in the spool that solves existing roller blind device and through connecting bolt.
The technical scheme of the utility model is: a kind of booth is used the automatic curtain device; Comprise that guiding is slidedly assemblied in the motor-driven mechanism on the guide post; On the output shaft of motor-driven mechanism, be coaxially connected with the curtain rolling shaft that is used for the folding and unfolding roller shutter; Described curtain rolling shaft is axially docked by the hollow pipe more than two to be formed; In said curtain rolling shaft between adjacent two hollow pipes, wherein to be provided with radial section be polygonal jack to the inserted terminal of a hollow pipe, is attached thereto corresponding being provided with of another root hollow pipe that connects and only revolves the polygon that cooperates with said jack inwall and insert section.
Be respectively equipped with the bolt mounting holes that after grafting, radially communicates on jack hole wall in said curtain rolling shaft between adjacent two hollow pipes and the insertion section.
Described jack is a square with the radial section of the insertion section of the corresponding cooperation of pegging graft.
The utility model also provides a kind of curtain rolling shaft simultaneously; The technical scheme of this curtain rolling shaft is: a kind of curtain rolling shaft; Axially dock by the hollow pipe more than two and to form; In said curtain rolling shaft between adjacent two hollow pipes, wherein to be provided with radial section be polygonal jack to the inserted terminal of a hollow pipe, is attached thereto corresponding being provided with of another root hollow pipe that connects and only revolves the polygon that cooperates with said jack inwall and insert section.
Be respectively equipped with the bolt mounting holes that after grafting, radially communicates on jack hole wall in said curtain rolling shaft between adjacent two hollow pipes and the insertion section.
Described jack is a square with the radial section of the insertion section of the corresponding cooperation of pegging graft.
The utility model is to adopt the polygon jack between two hollow pipes adjacent in curtain rolling shaft and insert section and peg graft and cooperate, and forms spline between the two adjacent hollow pipes and cooperates thereby make, and it compared with prior art; Not only can avoid producing between the adjacent two hollow pipe inserted terminals friction; Avoided each hollow pipe of curtain rolling shaft axial deviation to occur, and polygonal connected structure makes the transmission area of rotating torque increase, thereby improved the stability that moment is transmitted; Make the distance of moment transmission be able to prolong; The curtain rolling shaft that adopts this polygon connected mode to process can extend to more than 80 meters, and after adopting this polygonized structure to connect, can avoid causing the mouth of pipe to tear because of wearing and tearing between connecting bolt and the installing hole hole wall; Thereby prolonged the service life of curtain rolling shaft, reduced the maintenance and the use cost of roller blind device.
Description of drawings
Fig. 1 is the structural representation of the utility model automatic curtain device specific embodiment;
Fig. 2 is the syndeton sketch map between each hollow pipe of curtain rolling shaft among Fig. 1.
Embodiment
The practical implementation of the automatic curtain device of the utility model is Fig. 1, shown in Figure 2 for example; This automatic curtain device has a guide rod 200 that is installed on the bearing 100; Fairlead 300 through guiding slip suit on this guide rod 200 is equipped with motor-driven mechanism 400; The clutch end of this motor-driven mechanism 400 is the horizontal axis setting, and on this power take-off the coaxial curtain rolling shaft 500 that is fixed with.This curtain rolling shaft 500 is coaxial docking by some hollow pipes and forms.Wherein, at adjacent two pipes 1, adopt the cross section to be polygonal connected structure between 2 only to revolve connection, should polygonal connected structure employing in the present embodiment be square structure.As shown in Figure 2, it is that inserted terminal with wherein a hollow pipe 1 squeezes out radial section through mould and is foursquare square jack 11, and at four rounding of angle angles of these square jack 11 inwalls.On the inserted terminal of corresponding another root hollow pipe 2 that connects with it, squeeze out radial section and be foursquare insertions sections 21 through the reducing mould; And insert four jiaos of section 21 also roundings at this; Make it to match, thereby reach the purpose of only revolving cooperation with the internal face of square jack 11.During assembling, radial section is foursquare insertion section 21 is inserted in the square jack 11, thereby make adjacent two hollow pipes 1, form spline between 2 and cooperate.
Further, for strengthening adjacent two hollow pipes 1, axial connection between 2, it offers the bolt mounting holes 12,22 that after grafting, radially communicates respectively on the inserted terminal of two adjacent vacant core barrels 1,2.
In concrete the application; The square jack that is provided with between above-mentioned adjacent two hollow pipes with insert segment structure and also can adopt like polygonized structures such as triangle, pentagon, hexagons, can also adopt insertion section with the triangular-section to be inserted in the jack of hexagonal cross-section and realize only revolving cooperation.
The concrete structure of the curtain rolling shaft in the utility model is existing in the above-described embodiments to be described in detail, repeats no more here.
Claims (6)
1. a booth is used the automatic curtain device; Comprise that guiding is slidedly assemblied in the motor-driven mechanism on the guide post; On the output shaft of motor-driven mechanism, be coaxially connected with the curtain rolling shaft that is used for the folding and unfolding roller shutter; Described curtain rolling shaft is axially docked by the hollow pipe more than two to be formed, and it is characterized in that, in said curtain rolling shaft between adjacent two hollow pipes; Wherein to be provided with radial section be polygonal jack to the inserted terminal of a hollow pipe, is attached thereto corresponding being provided with of another root hollow pipe that connects and only revolves the polygon that cooperates with said jack inwall and insert section.
2. booth according to claim 1 is used the automatic curtain device, it is characterized in that, is respectively equipped with the bolt mounting holes that after grafting, radially communicates on jack hole wall in said curtain rolling shaft between adjacent two hollow pipes and the insertion section.
3. based on claim 1 or 2 described booth automatic curtain devices, it is characterized in that described jack is a square with the radial section of the insertion section of the corresponding cooperation of pegging graft.
4. curtain rolling shaft; Axially dock by the hollow pipe more than two and to form; It is characterized in that; In said curtain rolling shaft between adjacent two hollow pipes, wherein to be provided with radial section be polygonal jack to the inserted terminal of a hollow pipe, is attached thereto corresponding being provided with of another root hollow pipe that connects and only revolves the polygon that cooperates with said jack inwall and insert section.
5. curtain rolling shaft according to claim 4 is characterized in that, is respectively equipped with the bolt mounting holes that after grafting, radially communicates on jack hole wall in said curtain rolling shaft between adjacent two hollow pipes and the insertion section.
6. based on claim 4 or 5 described curtain rolling shafts, it is characterized in that described jack is a square with the radial section of the insertion section of the corresponding cooperation of pegging graft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203678460U CN202282961U (en) | 2011-09-29 | 2011-09-29 | Automatic roller blind device for greenhouse and roller blind shaft of device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203678460U CN202282961U (en) | 2011-09-29 | 2011-09-29 | Automatic roller blind device for greenhouse and roller blind shaft of device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202282961U true CN202282961U (en) | 2012-06-27 |
Family
ID=46294501
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203678460U Expired - Lifetime CN202282961U (en) | 2011-09-29 | 2011-09-29 | Automatic roller blind device for greenhouse and roller blind shaft of device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202282961U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480791A (en) * | 2015-12-29 | 2016-04-13 | 大同煤矿集团有限责任公司 | Tape coiling converter |
| CN105864535A (en) * | 2016-06-02 | 2016-08-17 | 青岛海尔空调器有限总公司 | Pipeline welding structure and air conditioner |
-
2011
- 2011-09-29 CN CN2011203678460U patent/CN202282961U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105480791A (en) * | 2015-12-29 | 2016-04-13 | 大同煤矿集团有限责任公司 | Tape coiling converter |
| CN105864535A (en) * | 2016-06-02 | 2016-08-17 | 青岛海尔空调器有限总公司 | Pipeline welding structure and air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120627 |
|
| CX01 | Expiry of patent term |