CN212184426U

CN212184426U - Green house ventilation unit

Info

Publication number: CN212184426U
Application number: CN202020939490.2U
Authority: CN
Inventors: 陶伟川
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-29
Filing date: 2020-05-29
Publication date: 2020-12-22
Anticipated expiration: 2030-05-29

Abstract

The utility model relates to an agricultural greenhouse ventilation device, which comprises a plurality of ventilation holes arranged on the rear wall of a greenhouse, wherein the ventilation holes are arranged in a line, cover plates for shielding the ventilation holes are correspondingly arranged at each ventilation hole, each cover plate is in sliding connection with the rear wall of the greenhouse, and the cover plates are driven by a power mechanism to synchronously slide leftwards or rightwards; the upper end of each cover plate is connected with the upper sliding sleeve through a connecting rod, the lower end of each cover plate is connected with the lower sliding sleeve through a connecting rod, and an upper guide rod detachably connected with the rear wall of the greenhouse penetrates through the upper sliding sleeves; the lower guide rod detachably connected with the greenhouse rear wall penetrates through the lower sliding sleeves. The cover plates can be opened and closed simultaneously by rotating the crank, and time and labor are saved.

Description

Green house ventilation unit

Technical Field

The utility model relates to an agricultural production technical field especially relates to an agricultural greenhouse ventilation unit.

Background

The greenhouse is special equipment for vegetable production, and the application of the greenhouse is more and more extensive along with the development of production. The current greenhouse is used for pot flower and cut flower cultivation; fruit tree production is used for cultivating grapes, strawberries, watermelons, melons, peaches, oranges and the like; the forestry production is used for forest seedling culture, ornamental tree culture and the like; the breeding industry is used for silkworm breeding, chicken breeding, cattle breeding, pig breeding, fish breeding, fry breeding and the like.

Current vegetable planting big-arch shelter is in order to promote the circulation of air effect in the canopy, and a plurality of ventilation holes all can be seted up on the back wall to a lot of big-arch shelters, and every ventilation hole is supporting to be set up a apron. The existing ventilation operation is as follows: the manual work opens the cluster wind that every apron realized the ventilation hole in proper order, and this kind of operating mode is wasted time and energy.

SUMMERY OF THE UTILITY MODEL

The utility model discloses to prior art's not enough, provide an agricultural greenhouse ventilation unit.

The utility model is realized by the following technical scheme, the utility model provides an agricultural greenhouse ventilation device, which comprises a plurality of ventilation holes arranged on the rear wall of the greenhouse, the ventilation holes are arranged in a line, a cover plate used for shielding the ventilation holes is correspondingly arranged at each ventilation hole, each cover plate is in sliding connection with the rear wall of the greenhouse, and the cover plates synchronously slide leftwards or rightwards under the driving of a power mechanism; the upper end of each cover plate is connected with the upper sliding sleeve through a connecting rod, the lower end of each cover plate is connected with the lower sliding sleeve through a connecting rod, and an upper guide rod detachably connected with the rear wall of the greenhouse penetrates through the upper sliding sleeves; the lower guide rod detachably connected with the greenhouse rear wall penetrates through the lower sliding sleeves.

Preferably, the upper guide rod is fixedly connected with a plurality of upper pulling plates, and each upper pulling plate is connected with the rear wall of the greenhouse through a bolt; a plurality of pull-down plates are fixedly connected to the lower guide rod, and each pull-down plate is connected with the rear wall of the greenhouse through a bolt.

Preferably, the power mechanism comprises a driving shaft and a plurality of driven shafts which are rotatably connected between the upper guide rod and the lower guide rod; one end of the driving shaft is fixedly connected with a crank, and the driving gear is arranged on the driving shaft; each driven shaft is provided with a driven gear, and the driving gear is in transmission connection with the driven gears through chains; and connecting ribs are fixedly connected to each cover plate, and the other ends of the connecting ribs are fixedly connected with the chains.

Preferably, the cover plate has a square shape, and the area of the cover plate is larger than that of the vent hole.

Preferably, the driven shaft is located between every adjacent two of the vent holes.

The utility model has the advantages that:

the rotation of driving shaft can be realized to artifical crank that rotates, and the synchronous syntropy of each driven shaft is realized through the transmission of driving gear and a plurality of driven gear to the driving shaft. The chain can drive the apron and slide along last guide bar and lower guide bar at the transmission in-process, and the ventilation hole is closed when the apron covers the ventilation hole, and the ventilation hole is opened when the apron leaves the ventilation hole, can realize that a plurality of apron open simultaneously, close labour saving and time saving through the mode of rotating the crank.

Drawings

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

shown in the figure:

1. the greenhouse rear wall comprises a greenhouse rear wall body 2, ventilation holes 3, a cover plate 4, an upper sliding sleeve 5, a lower sliding sleeve 6, a lower guide rod 7, an upper guide rod 8, an upper pull plate 9, a lower pull plate 10, a driven shaft 11, a driven gear 12, a chain 13, a driving shaft 14, a driving gear 15, a crank 16 and a connecting rib.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

As shown in fig. 1, the utility model discloses a set up a plurality of ventilation holes 2 on big-arch shelter back wall 1, a plurality of ventilation holes 2 are lined up one line for the apron 3 that shelters from ventilation hole 2 corresponds the setting in every ventilation hole 2 department, every apron 3 all with big-arch shelter back wall 1 sliding connection, a plurality of apron 3 slide left or right in step under power unit's the drive. The cover plate 3 realizes the opening and closing of the vent holes 2 in the sliding process.

In this embodiment, the upper end of each cover plate 3 is connected with the upper sliding sleeves 4 through a connecting rod, the lower end of each cover plate 3 is connected with the lower sliding sleeves 5 through a connecting rod, the upper guide rods 7 detachably connected with the greenhouse rear wall 1 penetrate through the upper sliding sleeves 4, and the upper sliding sleeves 4 can slide along the upper guide rods 7. The lower guide rod 6 detachably connected with the greenhouse rear wall 1 penetrates through the lower sliding sleeves 5, and the lower sliding sleeves 5 can slide along the lower guide rod 6.

In this embodiment, a plurality of upper pulling plates 8 are fixedly connected to the upper guide rod 7, and each upper pulling plate 8 is connected with the greenhouse rear wall 1 through a bolt. A plurality of lower pull plates 9 are fixedly connected to the lower guide rod 6, and each lower pull plate 9 is connected with the rear wall 1 of the greenhouse through a bolt. The bolt connection mode can be convenient for the installation and the disassembly of the upper guide rod 7 and the lower guide rod 6.

In the present embodiment, the power mechanism comprises a driving shaft 13 and a plurality of driven shafts 10 rotatably connected between the upper guide bar 7 and the lower guide bar 6, where the rotational connection is a bearing connection. A crank 15 is fixed to one end of the drive shaft 13, and a drive gear 14 is mounted on the drive shaft 13. Each driven shaft 10 is provided with a driven gear 11, and the driving gear 14 and the driven gears 11 are in transmission connection through a chain 12. Each cover plate 3 is fixedly connected with a connecting rib 16, and the other end of each connecting rib 16 is fixedly connected with the chain 12.

In the present embodiment, the cover plate 3 has a square shape, and the area of the cover plate 3 is larger than that of the vent hole 2.

In the present embodiment, the driven shaft 10 is located between each adjacent two of the vent holes 2.

When the synchronous driven-gear-driven synchronous electric motor is used, the driving shaft 13 can rotate by manually rotating the crank handle 15, and the driving shaft 13 can synchronously rotate in the same direction through the transmission of the driving gear 14 and the driven gears 11. Chain 12 can drive apron 3 and slide along last guide bar 7 and lower guide bar 6 at the transmission in-process, and ventilation hole 2 is closed when apron 3 covers ventilation hole 2, and ventilation hole 2 is opened when apron 3 leaves ventilation hole 2, can realize a plurality of apron 3 simultaneous opening, closing, labour saving and time saving through the mode of rotating crank 15.

Of course, the above description is not limited to the above examples, and technical features of the present invention that are not described in the present application may be implemented by or using the prior art, and are not described herein again; the above embodiments and drawings are only used for illustrating the technical solutions of the present invention and are not intended to limit the present invention, and the present invention has been described in detail with reference to the preferred embodiments, and those skilled in the art should understand that changes, modifications, additions or substitutions made by those skilled in the art within the spirit of the present invention should also belong to the protection scope of the claims of the present invention.

Claims

1. The utility model provides an agricultural greenhouse ventilation unit which characterized in that: the greenhouse comprises a plurality of vent holes arranged on a greenhouse back wall, wherein the vent holes are arranged in a line, cover plates used for shielding the vent holes are correspondingly arranged at each vent hole, each cover plate is in sliding connection with the greenhouse back wall, and the cover plates synchronously slide leftwards or rightwards under the driving of a power mechanism; the upper end of each cover plate is connected with the upper sliding sleeve through a connecting rod, the lower end of each cover plate is connected with the lower sliding sleeve through a connecting rod, and an upper guide rod detachably connected with the rear wall of the greenhouse penetrates through the upper sliding sleeves; the lower guide rod detachably connected with the greenhouse rear wall penetrates through the lower sliding sleeves.

2. The agricultural greenhouse ventilation device of claim 1, wherein: a plurality of upper pull plates are fixedly connected to the upper guide rod, and each upper pull plate is connected with the rear wall of the greenhouse through a bolt; a plurality of pull-down plates are fixedly connected to the lower guide rod, and each pull-down plate is connected with the rear wall of the greenhouse through a bolt.

3. The agricultural greenhouse ventilation device of claim 1, wherein: the power mechanism comprises a driving shaft and a plurality of driven shafts which are rotatably connected between the upper guide rod and the lower guide rod; one end of the driving shaft is fixedly connected with a crank, and the driving gear is arranged on the driving shaft; each driven shaft is provided with a driven gear, and the driving gear is in transmission connection with the driven gears through chains; and connecting ribs are fixedly connected to each cover plate, and the other ends of the connecting ribs are fixedly connected with the chains.

4. The agricultural greenhouse ventilation device of claim 1, wherein: the cover plate is square, and the area of the cover plate is larger than that of the vent hole.

5. An agricultural greenhouse ventilation unit as claimed in claim 3, wherein: the driven shaft is positioned between every two adjacent vent holes.