CN211657011U

CN211657011U - Ventilation window structure of seedling plastic greenhouse

Info

Publication number: CN211657011U
Application number: CN201922131090.9U
Authority: CN
Inventors: 杨天润; 张晓峰
Original assignee: Baiyin Mingtong Ecological Agriculture Technology Development Co ltd
Current assignee: Baiyin Mingtong Ecological Agriculture Technology Development Co ltd
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-10-13
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses a ventilation window structure of a seedling plastic greenhouse; the seedling raising plastic greenhouse comprises a seedling raising plastic greenhouse body, a film rolling device and an isolation net; the two sides of the seedling raising plastic greenhouse body in the length direction are provided with ventilation openings, and the upper part of the seedling raising plastic greenhouse body and the ventilation openings are provided with check curtains which can be completely shielded outside the ventilation openings; the film rolling devices are symmetrically positioned at two sides of the seedling plastic greenhouse body in the length direction and comprise a guide rod arranged at one end of the seedling plastic greenhouse body, a manual film rolling device for side arranged on the guide rod, a first rolling rod arranged on the manual film rolling device for side and transversely arranged along the seedling plastic greenhouse body, and a follow-up rolling mechanism arranged on the first rolling rod; one edge of the check curtain is fixed and wound on the first rolling rod; one edge of the isolation net is fixed and wound on the follow-up curling mechanism, and the other opposite edge is provided with a counterweight strip; the utility model discloses can prevent effectively that the plastic greenhouse vent of growing seedlings from receiving the infringement of birds or pest after opening, it is nimble convenient to use simultaneously.

Description

Ventilation window structure of seedling plastic greenhouse

Technical Field

The utility model relates to a big-arch shelter technical field, concretely relates to plastic greenhouse ventilation window structure of growing seedlings.

Background

The ventilation structure arranged on the seedling raising plastic greenhouse can effectively control the temperature and the humidity in the seedling raising plastic greenhouse, creates a good growth environment for planting vegetables, enables the vegetables to have good vigor, and greatly improves the economic benefit of planting in the greenhouse seedling raising plastic greenhouse.

The ventilation structure of the existing seedling raising plastic greenhouse is as follows: the two sides of the seedling plastic greenhouse body in the length direction are provided with ventilation openings, the blocking curtains are fixed on the seedling plastic greenhouse body and can be wound on the rolling rods, and the rolling rods rotate and curl or unfold the blocking curtains under the control of the film rolling device, so that the ventilation openings are opened or closed; when the existing structure is used, the ventilation opening is in a completely open state after being opened, and crops in the seedling plastic greenhouse are easily damaged by birds or pests; in the prior art, an isolation net is fixedly connected at a vent, the isolation net is used for preventing birds or pests from infringement, but the structure is inflexible to use, and the isolation net cannot be uncovered, so that the requirements of rapid ventilation, temperature reduction and humidity adjustment cannot be met.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a ventilation window structure of a seedling plastic greenhouse aiming at the defects in the prior art; the ventilation opening of the seedling plastic greenhouse can be effectively prevented from being damaged by birds or pests after being opened, and meanwhile, the operation is flexible and convenient to use, and the operation of ventilating, cooling and humidity adjusting can be conveniently and rapidly carried out.

In order to achieve the above object, the utility model adopts the following technical scheme:

a ventilation window structure of a seedling plastic greenhouse comprises:

the seedling raising plastic greenhouse body is provided with ventilation openings at two sides in the length direction, and the upper part of the seedling raising plastic greenhouse body and the ventilation openings are provided with check curtains which can be completely shielded outside the ventilation openings;

the film rolling devices are symmetrically positioned at two sides of the seedling plastic greenhouse body in the length direction and comprise a guide rod arranged at one end of the seedling plastic greenhouse body, a manual film rolling device for the side arranged on the guide rod, a first rolling rod arranged on the manual film rolling device for the side and transversely arranged along the seedling plastic greenhouse body, and a follow-up rolling mechanism arranged on the first rolling rod; one edge of the retaining curtain is fixed and wound on the first rolling rod;

one edge of the isolation net is fixed and wound on the follow-up curling mechanism, and the other opposite edge is provided with a counterweight strip;

when the first winding rod rotates, the follow-up winding mechanism can be driven to act and the winding action of the isolation net can be controlled.

Furthermore, the transmission connecting piece comprises a connecting plate, a first gear, a connecting shaft, a second gear and a third gear, wherein one end of the connecting plate is hinged to the first winding rod, the first gear is fixed on the first winding rod and is attached to one side of the connecting plate, the connecting shaft is hinged to the other end of the connecting plate, the second gear is fixed on the connecting shaft, and the third gear is hinged to the connecting plate and is meshed with the first gear and the second gear; the connecting shaft is connected with the second winding rod.

Furthermore, the transmission connecting piece comprises a connecting plate, a first gear, a connecting shaft and a second gear, wherein one end of the connecting plate is hinged to the first winding rod, the first gear is fixed to the first winding rod and attached to one side of the connecting plate, the connecting shaft is hinged to the other end of the connecting plate, the second gear is fixed to the connecting shaft and meshed with the first gear, and the connecting shaft is connected with the second winding rod.

The utility model has the advantages that:

the utility model utilizes the manual film rolling device to drive the first rolling rod to rotate, thereby realizing the open and close control of the vent; when the first winding rod rotates, the isolation net can be controlled to be curled or unfolded through the follow-up curling mechanism, the isolation of the ventilation opening from insects and birds can be realized after the isolation net is unfolded, and the shielding of the blocking curtain on the ventilation opening is not influenced after the isolation net is curled; the counter weight strips are arranged on the isolation net, so that the counter weight strips can be matched with the follow-up curling mechanism to control the motion of the isolation net, the isolation net can be lifted manually and conveniently, the use is more flexible and convenient, the ventilation volume of the seedling raising plastic greenhouse can be increased after the isolation net is lifted, and the ventilation cooling and the humidity adjustment can be realized quickly.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the A-A directional screen and spacer screen of FIG. 1 in a rolled state;

FIG. 3 is an enlarged view of the structure at I in FIG. 1;

fig. 4 is a schematic structural view of the transmission connecting member in the direction B in fig. 1.

Wherein: 1-seedling raising plastic greenhouse body; 2-a vent; 3, a curtain block; 4-a guide rod; 5-a film rolling device; 6-a first winding rod; 7-an isolation net; 8-a counterweight strip; 9-a drive connection; 10-a second winding rod; 11-a connecting plate; 12-a first gear; 13-a connecting shaft; 14-a second gear; 15-third gear.

Detailed Description

The preferred embodiments of the present invention will be described below with reference to the accompanying drawings:

as shown in fig. 1 to 4, a ventilation window structure of a seedling plastic greenhouse; which comprises a seedling raising plastic greenhouse body 1, a film rolling device and an isolation net 7.

Wherein:

the seedling raising plastic greenhouse body 1 adopts a conventional seedling raising plastic greenhouse structure, and strip-shaped ventilation openings 2 are vertically arranged on two sides in the length direction; a retaining curtain 3 is arranged on the seedling raising plastic greenhouse body 1 and at the ventilation opening 2, the retaining curtain 3 is also made of a plastic film used by the seedling raising plastic greenhouse body 1, and one transverse edge of the retaining curtain 3 is glued or sewn at the position above the ventilation opening 2; the curtain 3 can be completely shielded outside the ventilation opening 2 after being unfolded.

The film rolling devices are symmetrically positioned at two sides of the seedling plastic greenhouse body 1 in the length direction, and one seedling plastic greenhouse body 1 corresponds to two independent film rolling devices; the film rolling device comprises a guide rod 4 arranged at one end of the seedling plastic greenhouse body 1, a manual film rolling device 5 for side arranged on the guide rod 4, a first rolling rod 6 arranged on the manual film rolling device 5 for side and transversely arranged along the seedling plastic greenhouse body 1, and a follow-up rolling mechanism arranged on the first rolling rod 6; one edge of the curtain 3 is fixed on the first winding rod 6 through a film fixing clamp, and the curtain can be wound on the first winding rod 6 or unfolded relative to the first winding rod 6 when the first winding rod 6 rotates; the guide rod 4 is fixed on the ground and kept vertical, the manual film rolling device 5 for the side is installed on the guide rod 4 and can move up and down along the guide rod 4, and the manual film rolling device 5 for the side is also connected with the first rolling rod 6 and controls the rotation of the first rolling rod 6; the guide rod 4, the manual side film rolling device 5 and the first rolling rod 6 are components which are conventionally used on the existing seedling plastic greenhouse, and the connection relationship is the conventional connection relationship; the follow-up curling mechanism depends on the first winding rod 6 and acts under the action of gravity cooperation, and the curling action of the isolation net 7 can be controlled when the follow-up curling mechanism acts; the follow-up curling mechanism comprises a transmission connecting piece 9 arranged at the position of the first winding rod 6 close to two ends and a second winding rod 10 arranged on the transmission connecting piece 9 and arranged in parallel with the first winding rod 6 at intervals, wherein one edge of the isolation net 7 is fixed on the second winding rod 10 through a film fixing hoop, and the isolation net 7 can be wound on the second winding rod 10 when the second winding rod 10 rotates; the transmission connecting piece 9 comprises a connecting plate 11, one end of which is hinged on the first winding rod 6, a first gear 12, a connecting shaft 13, a second gear 14 and a third gear 15, wherein the first gear 12 is fixed on the first winding rod 6 and is attached to one side of the connecting plate 11, the connecting shaft 13 is hinged on the other end of the connecting plate 11, the second gear 14 is fixed on the connecting shaft 13, and the third gear 15 is hinged on the connecting plate 11 and is meshed with the first gear 12 and the second gear 14; the connecting shaft 13 is connected with the second winding rod 10; after the connecting plate 11 is hinged with the first reel rod 6, the connecting plate 11 can be axially fixed relative to the first reel rod 6 by arranging the clamp spring on the first reel rod 6, after the connecting shaft 13 is hinged with the connecting plate 11, the connecting shaft 13 can be axially fixed by arranging the clamp spring on the connecting shaft 13, and the connecting shaft 13 can also be axially fixed by arranging convex rings clamping two sides of the connecting shaft 13; the meshing relationship among the first gear 12, the second gear 14 and the third gear 15 enables the first gear 12 and the second gear 14 to rotate in the same direction, namely, the first rolling rod 6 and the second rolling rod 10 are driven to rotate in the same direction, so that one of the curtain 3 and the separation net 7 is in a rolling state, the other one of the curtain 3 and the separation net 7 is in a stretching state, and meanwhile, the curtain 3 and the separation net 7 can be ensured to be attached to a greenhouse film at the edge of the ventilation opening 2 in the action process.

One edge of the separation net 7 is fixed and wound on a second winding rod 10 of the follow-up curling mechanism, a counterweight strip 8 is arranged on the other opposite edge, the counterweight strip 8 can be a multi-section spliced steel plate strip or a multi-section spliced wood strip, the counterweight strip 8 is used for pulling the separation net 7, the separation net 7 is effectively attached to the ventilation opening 2 under the action of action, the separation net 7 is matched with the follow-up curling mechanism under the action of gravity to realize the curling or unfolding action control of the separation net 7, and the separation net 7 can be a conventional screen window net convenient to curl.

The utility model discloses a use method and theory of operation:

the utility model discloses when using: the first winding rod 6 is controlled to rotate by the manual side film winder 5, the first winding rod 6 winds the stop curtain 3 and moves upwards synchronously with the manual side film winder 5, and the vent 2 is opened; the first winding rod 6 drives the first gear 12 to synchronously rotate in the rotating process, and the connecting plate 11 keeps vertical under the action of gravity of the first winding rod and the second winding rod 10 of the counterweight strip 8, so that the first gear 12 can move relative to the connecting plate 11, the first gear 12 simultaneously drives the third gear 15 to rotate, the third gear 15 drives the second gear 14 to rotate, and the second gear 14 drives the connecting shaft 13 to rotate relative to the connecting plate 11; the connecting shaft 13 drives the second winding rod 10 to rotate; the separation net 7 can be gradually unfolded in the rotating process of the second rolling rod 10, and meanwhile, the ventilation opening 2 is covered; after the blocking curtain 3 is rolled up, the isolation net 7 can be unfolded to cover the ventilation opening 2, so that ventilation, cooling and humidity adjustment can be realized, and the isolation net 7 can be used for preventing birds or pests from damaging crops in the greenhouse. In the actual use process, if rapid ventilation is needed, the counterweight strip 8 can be artificially and simply tied on the second rolling rod 10 before use, and the use of the ventilation structure has no difference with the function of the conventional seedling plastic greenhouse ventilation structure; the counter weight strip 8 can be lifted and clamped between the first winding rod 6 and the seedling plastic greenhouse body 1 in the using process, so that the flow blocking effect of the isolation net 7 can be reduced, the ventilation of the seedling plastic greenhouse is promoted, and the seedling plastic greenhouse is more flexible in use.

Claims

1. The utility model provides a plastic greenhouse ventilation window structure of growing seedlings which characterized in that includes:

the seedling raising plastic greenhouse comprises a seedling raising plastic greenhouse body (1), wherein ventilation openings (2) are formed in the two sides of the seedling raising plastic greenhouse body in the length direction, a retaining curtain (3) is arranged on the seedling raising plastic greenhouse body (1) and at the ventilation openings (2), and the retaining curtain (3) can be completely shielded outside the ventilation openings (2);

the film rolling devices are symmetrically positioned on two sides of the seedling plastic greenhouse body (1) in the length direction and comprise a guide rod (4) arranged at one end of the seedling plastic greenhouse body (1), a manual film rolling device (5) for side arranged on the guide rod (4), a first rolling rod (6) arranged on the manual film rolling device (5) for side and transversely arranged along the seedling plastic greenhouse body (1), and a follow-up rolling mechanism arranged on the first rolling rod (6); one edge of the curtain (3) is fixed and wound on the first winding rod (6);

one edge of the isolation net (7) is fixed and wound on the follow-up curling mechanism, and the other opposite edge is provided with a counterweight strip (8);

when the first winding rod (6) rotates, the follow-up winding mechanism can be driven to act and the winding action of the isolation net (7) can be controlled.

2. A ventilating window structure of a seedling raising vinyl house as claimed in claim 1, wherein said follow-up curling mechanism comprises a driving connecting member (9) provided at a position adjacent to both ends of the first winding bar (6), a second winding bar (10) provided on the driving connecting member (9) and arranged in parallel with the first winding bar (6) at an interval, and one edge of said separation net (7) is fixed and wound on the second winding bar (10).

3. A ventilating window structure of a seedling raising vinyl house as claimed in claim 2, wherein the transmission connecting member (9) comprises a connecting plate (11) having one end hinged to the first rolling rod (6), a first gear (12) fixed to the first rolling rod (6) and attached to one side of the connecting plate (11), a connecting shaft (13) hinged to the other end of the connecting plate (11), a second gear (14) fixed to the connecting shaft (13), and a third gear (15) hinged to the connecting plate (11) and engaged with the first gear (12) and the second gear (14) at the same time; the connecting shaft (13) is connected with the second winding rod (10).