CN214155582U

CN214155582U - Film structure is rolled up to shed roof full open

Info

Publication number: CN214155582U
Application number: CN202120092149.2U
Authority: CN
Inventors: 陆永明; 孙科
Original assignee: Kunshan Yonghong Greenhouse Co ltd
Current assignee: Kunshan Yonghong Greenhouse Co ltd
Priority date: 2021-01-14
Filing date: 2021-01-14
Publication date: 2021-09-10
Anticipated expiration: 2031-01-14

Abstract

The utility model relates to a shed roof full-open film rolling structure, which comprises a film rolling shaft and an execution guide mechanism for driving the film rolling shaft to move; the execution guide mechanism comprises a pair of arc-shaped racks arranged in an arc-shaped structure, gears which are arranged at two ends of the film rolling shaft and are meshed with the arc-shaped racks, and a film rolling motor which drives the gears to move along the arc-shaped racks; the pair of arc-shaped racks are respectively arranged at two ends of the film rolling shaft and are provided with tooth surfaces and non-tooth surfaces; a guide sliding sleeve for realizing the meshing of the gear and the arc-shaped rack is sleeved on the outer sides of the gear and the arc-shaped rack; the utility model discloses a forced roll of rolling up membrane axle is realized in the cooperation of arc rack and gear, can stretch out the plastic film, improves the plastic film rate of tension, and the rolling is effectual, effectively avoids the fluffy and easy problem that forms ponding of traditional rolling in-process plastic film.

Description

Film structure is rolled up to shed roof full open

Technical Field

The utility model relates to a be applied to warmhouse booth's roll up membrane technical field, in particular to shed roof is opened entirely and is rolled up membrane structure.

Background

Modern agricultural planting is not only dependent on traditional open-air land planting, but also adopts a greenhouse building mode, the greenhouse planting mode has multiple benefits, and the limitation of planting regions and temperature of a plurality of plants is removed, so that the greenhouse has wide application in the agricultural field along with the development of greenhouses; for the greenhouse for planting fruit trees, a user generally wants that the film on the greenhouse top can be completely rolled up, but at present, the rolled film structure in the prior art has the following problems: when the rolled film falls back to the low position, the film is returned by matching the self weight of the film rolling rod with the film rolling motor, the fluffy condition of the film is easy to occur, the accumulated water can be generated when the film is fluffy and is not tensioned, the film can not be normally returned when the film is too high by only depending on the self weight, the effect is not too good by increasing the weight of the film rolling rod and the radian of the vault, and meanwhile, the manual matching rolling is needed, so that the workload of personnel is increased, the rolling effect is poor, and the rolling is not tidy enough; consequently the utility model discloses a shed roof is opened entirely and is rolled up membrane structure has been developed to solve the problem that exists among the prior art, through the retrieval, not discover with the utility model discloses the same or similar technical scheme.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose is: the utility model provides a roof is opened entirely and is rolled up membrane structure to solve among the prior art and be applied to the poor problem of roll membrane rolling effect of warmhouse booth roof.

The technical scheme of the utility model is that: a shed roof full-open film rolling structure comprises a film rolling shaft and an execution guide mechanism for driving the film rolling shaft to move; the execution guide mechanism comprises a pair of arc-shaped racks arranged in an arc-shaped structure, gears which are arranged at two ends of the film rolling shaft and are meshed with the arc-shaped racks, and a film rolling motor which drives the gears to move along the arc-shaped racks; the pair of arc-shaped racks are respectively arranged at two ends of the film rolling shaft and are provided with tooth surfaces and non-tooth surfaces; and guide sliding sleeves for realizing meshing of the gears and the arc-shaped racks are sleeved on the outer sides of the gears and the arc-shaped racks.

Preferably, the direction sliding sleeve is n type structure along looking sideways at the direction, and inside is formed with the cavity, the gear is installed at the open-ended one end of erroneous tendency direction sliding sleeve in the cavity, the arc rack runs through the cavity, and flank of tooth one end meshes with the gear mutually.

Preferably, one end of the cavity, which is far away from the opening of the guide sliding sleeve, is provided with a pair of guide wheels, and the end faces of the pair of guide wheels are attached to one end, which is not the tooth surface, of the arc-shaped rack.

Preferably, the middle part of the gear is provided with a cam with the outer diameter larger than that of the gear, and the middle part of the arc-shaped rack is provided with a groove for the cam to be matched with in a rolling manner along the length direction.

Compared with the prior art, the utility model has the advantages that:

(1) the utility model adopts the matching of the arc-shaped rack and the gear to realize the forced rolling of the film rolling shaft, can stretch the plastic film, improve the tension degree of the plastic film and has good rolling effect; effectively avoiding the problem that the plastic film is fluffy and easy to form accumulated water in the traditional rolling process.

(2) Through the setting of direction sliding sleeve, leading wheel and cam and recess, realize the high-efficient cooperation and the even running of arc rack and gear, improve structural reliability.

Drawings

The invention will be further described with reference to the following drawings and examples:

fig. 1 is a side view of an overall structure of a full-open film-rolling structure applied to a greenhouse;

FIG. 2 is a front view of the whole structure of the greenhouse with the fully-opened and rolled film structure;

fig. 3 is an enlarged view of a side view of the whole structure of the greenhouse with the roof fully-opened and rolled film structure of the present invention applied to the greenhouse;

fig. 4 is an enlarged view of the position B of the front view of the whole structure of the greenhouse with the roof fully-opened and rolled film structure of the present invention applied to the greenhouse;

fig. 5 is a side view of the structure of the guiding sliding sleeve, and the gear and the guiding wheel installed in the guiding sliding sleeve according to the present invention;

fig. 6 is a schematic structural view of the arc-shaped rack of the present invention when being matched with the guiding sliding sleeve.

Wherein: 1. the film winding machine comprises a film winding shaft, 2, an execution guide mechanism, 3, an arc-shaped rack, 4, a gear, 5, a film winding motor, 6, a guide sliding sleeve, 7, a cavity, 8, a guide wheel, 9, a cam, 10 and a groove.

Detailed Description

The following detailed description is made in conjunction with specific embodiments of the present invention:

as shown in fig. 1 and 2, a structure of a greenhouse with a fully-opened and rolled film on the roof is applied to a greenhouse, and the greenhouse mainly comprises a greenhouse body and plastic films covering the upper end and the side walls of the greenhouse body; the utility model discloses then including the execution guiding mechanism 2 that is used for realizing the roll membrane axle 1 that the canopy body top plastic film rolled up and the motion of drive roll membrane axle 1.

Referring to fig. 3, the actuating guide mechanism 2 includes a pair of arc-shaped racks 3 arranged along the top of the shed body in an arc-shaped structure, gears 4 mounted at both ends of the film winding shaft 1 and engaged with the arc-shaped racks 3, and a film winding motor 5 for driving the gears 4 to move along the arc-shaped racks 3; the pair of arc-shaped racks 3 are respectively arranged at the outer edges of two ends of the shed body along the length direction and are provided with tooth surfaces and non-tooth surfaces; the film rolling shaft 1 is arranged along the length direction of the shed body, is wound with a plastic film, and has two ends respectively extending to the arc-shaped rack 3 and fixedly provided with a gear 4; as shown in fig. 4, a guide sliding sleeve 6 for engaging the gear 4 with the arc-shaped rack 3 is sleeved outside the gear 4 and the arc-shaped rack 3.

As shown in fig. 5 and 6, the guide sliding sleeve 6 is of an n-shaped structure along the side view direction, a cavity 7 is formed inside the guide sliding sleeve, the gear 4 is installed at one end of the cavity 7 deviated to the opening of the guide sliding sleeve 6, the arc-shaped rack 3 penetrates through the cavity 7, and one end of the tooth surface is meshed with the gear 4; one end of the cavity 7 far away from the opening of the guide sliding sleeve 6 is provided with a pair of guide wheels 8, and the end surfaces of the pair of guide wheels 8 are attached to one end of the non-tooth surface of the arc-shaped rack 3; as a further optimization of the embodiment, a cam 9 with an outer diameter larger than that of the gear 4 is arranged in the middle of the gear 4, and a groove 10 for the cam 9 to be in rolling fit is arranged in the middle of the arc-shaped rack 3 along the length direction.

The plastic film on the top of the greenhouse body is wound on the film winding shaft 1, so that the plastic film can be wound by rotating the film winding shaft 1, forced rolling of the film winding shaft 1 is realized by matching the arc-shaped rack 3 with the gear 4, the plastic film can be stretched, the tension of the plastic film is improved, and the winding effect is good; meanwhile, due to the arrangement of the guide sliding sleeve 6, the guide wheel 8, the cam 9 and the groove 10, efficient matching and stable operation of the arc-shaped rack 3 and the gear 4 are achieved, and structural reliability is improved.

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable those skilled in the art to understand the contents of the present invention and to implement the present invention, which cannot limit the protection scope of the present invention. It is obvious to a person skilled in the art that the invention is not limited to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention, and that the embodiments are therefore to be considered in all respects as exemplary and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims

1. The utility model provides a shed roof is full to open and is rolled up membrane structure which characterized in that: comprises a film winding shaft and an execution guide mechanism for driving the film winding shaft to move; the execution guide mechanism comprises a pair of arc-shaped racks arranged in an arc-shaped structure, gears which are arranged at two ends of the film rolling shaft and are meshed with the arc-shaped racks, and a film rolling motor which drives the gears to move along the arc-shaped racks; the pair of arc-shaped racks are respectively arranged at two ends of the film rolling shaft and are provided with tooth surfaces and non-tooth surfaces; and guide sliding sleeves for realizing meshing of the gears and the arc-shaped racks are sleeved on the outer sides of the gears and the arc-shaped racks.

2. The shed roof fully-unrolled film structure according to claim 1, wherein: the guide sliding sleeve is an n-shaped structure along the side-looking direction, a cavity is formed inside the guide sliding sleeve, the gear is installed at one end of the cavity, which is deviated from the opening of the guide sliding sleeve, the arc-shaped rack penetrates through the cavity, and one end of the tooth surface is meshed with the gear.

3. The shed roof fully-unrolled film structure according to claim 2, wherein: a pair of guide wheels are installed at one end, far away from the opening of the guide sliding sleeve, in the cavity, and the end faces of the guide wheels are attached to one end, not the tooth surface, of the arc-shaped rack.

4. The shed roof fully-unrolled film structure according to claim 2, wherein: the middle part of the gear is provided with a cam with the outer diameter larger than that of the gear, and the middle part of the arc-shaped rack is provided with a groove for the cam to be matched in a rolling way along the length direction.