CN211267905U

CN211267905U - Ventilation device for agricultural planting greenhouse

Info

Publication number: CN211267905U
Application number: CN201922043525.4U
Authority: CN
Inventors: 徐世友; 陈淑芬
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-25
Filing date: 2019-11-25
Publication date: 2020-08-18
Anticipated expiration: 2029-11-25

Abstract

The utility model discloses a ventilation device for agricultural planting greenhouse, which comprises a greenhouse arch fixed on the ground, wherein the greenhouse arch is provided with a plurality of fixed rods with equal distance and coaxial installation, fixed rods are fixed between the lower parts of the greenhouse arch through screws, a transparent film is installed between the right sides of the greenhouse arch, a ventilation fan is arranged in the middle of the transparent film, a lifting film mechanism is fixed between the left sides of the greenhouse arch through screws, an upper limit rod is installed on the upper end surface of the left side of the greenhouse arch, a lower limit rod is installed on the lower end surface of the left side of the greenhouse arch, the greenhouse arch comprises a support seat fixed with the ground through expansion bolts, the arch is fixed above the support seat through screws, the utility model has reasonable structural design, high automation degree, no manual intervention, and reduced manual labor intensity, great improvement carry out ventilation's efficiency to the big-arch shelter, can be thorough to big-arch shelter ventilation, the practicality is strong.

Description

Ventilation device for agricultural planting greenhouse

Technical Field

The utility model relates to a ventilation technical field specifically is a farming is ventilation device for big-arch shelter.

Background

The agricultural planting greenhouse is a facility for cultivating plants, can provide a growth period of the greenhouse and increase the yield in seasons unsuitable for the growth of the plants, and is mainly used for cultivating or raising seedlings of plants such as warm vegetables, flowers and trees in low-temperature seasons. However, when the existing agricultural planting greenhouse is used, because the greenhouse needs the ventilator to exchange indoor and outdoor air, the stability of oxygen and carbon dioxide content in the greenhouse can be guaranteed, the normal growth of plants is not influenced, ventilation operation is mostly performed manually, the labor intensity of workers is greatly increased, the ventilation efficiency is low, the ventilation is not thorough enough, and the automation degree is low.

Improve to the drawback that current device exists, provide a ventilation device for farming big-arch shelter now.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a ventilation device for farming big-arch shelter to solve the problem that proposes in the above-mentioned background art.

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

the utility model provides a farming is ventilation device for big-arch shelter, is including fixing at subaerial big-arch shelter bow-shaped, the big-arch shelter bow-shaped is provided with the several, and the equidistance is installed with the axle center, there is the dead lever through the fix with screw between the big-arch shelter bow-shaped below, install transparent film between the big-arch shelter bow-shaped right side, the transparent film middle part is provided with ventilation fan, there is lifting film mechanism through the fix with screw between the big-arch shelter bow-shaped left side, big-arch shelter bow-shaped left side up end is installed and is gone up the spacing pole, spacing pole is down installed.

As a further aspect of the present invention: the greenhouse bow comprises a supporting seat fixed with the ground through an expansion bolt, the bow is fixed above the supporting seat through a screw, and a limiting groove is formed in the plane opposite to the bow.

As a further aspect of the present invention: the ventilation fan includes the fixed fan frame between the bow-shaped frame, fan frame top outside is installed and is opened the film lid, the protection network is installed to fan frame up end, the terminal surface welding has the mounting bracket under the fan frame, there is bearing frame A at the mounting bracket middle part through the fix with screw, bearing frame A and V type wheel flange axle sliding connection, the fan leaf is installed to V type wheel flange axle upper end, V type wheel flange axle lower extreme passes through the V type area with little V type wheel and is connected, little V type wheel passes through the key-type connection with motor A's pivot.

As a further aspect of the present invention: the openable film cover is composed of a plurality of triangular transparent films, and the triangular transparent films are pressed on the outer side above the fan frame.

As a further aspect of the present invention: the V-shaped wheel flange shaft comprises a rotating shaft connected with a fan blade, the rotating shaft is in clearance fit with the bearing seat A, a large V-shaped wheel is welded to the lower end of the rotating shaft coaxially, and the large V-shaped wheel is connected with a small V-shaped wheel through a V-shaped belt.

As a further aspect of the present invention: the lifting film mechanism comprises a bearing seat B and a bearing seat C which are fixed on adjacent arch brackets, a coiling shaft is installed between the bearing seat B and the bearing seat C, the front end of the coiling shaft is in key connection with a synchronous pulley A, the synchronous pulley A is connected with the synchronous pulley B through a synchronous belt, the synchronous pulley B is in key connection with a motor B, the motor B is fixed on a motor mounting plate through screws, the coiling shaft is connected with the upper end of a flexible transparent film, and the lower end of the flexible transparent film is connected with a balance weight roller.

As a further aspect of the present invention: the counterweight rolling shaft comprises a fixed shaft connected with the lower end of the flexible transparent film, ball bearings are respectively nested at two ends of the fixed shaft, and the outer sides of the ball bearings are in clearance fit with the limiting grooves.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model has the advantages of reasonable structural design, high automation degree, no need of manual intervention, reduction of labor intensity, great improvement of the ventilation efficiency of the greenhouse, can ventilate thoroughly to the big-arch shelter, the practicality is strong.

Drawings

Fig. 1 is a schematic diagram of the axial side structure of the present invention.

Fig. 2 is a schematic view of the local axial side structure of the present invention.

Fig. 3 is a schematic view of a partial structure of the present invention.

Fig. 4 is a schematic view of a partial structure of the present invention.

Wherein: the greenhouse comprises a greenhouse arch 1, a supporting seat 101, a greenhouse arch 102, a limiting groove 103, a fixing rod 2, a transparent film 3, a ventilating fan 4, a film lifting mechanism 5, an upper limiting rod 6 and a lower limiting rod 7;

the device comprises a fan frame 401, an openable film cover 402, a protective net 403, a mounting frame 404, a bearing seat A405, a V-shaped wheel flange shaft 406, fan blades 407, a small V-shaped wheel 408, a V-shaped belt 409 and a motor A410;

a bearing seat B501, a bearing seat C502, a coiling shaft 503, a synchronous pulley A504, a synchronous pulley B505, a synchronous belt 506, a motor B507, a motor mounting plate 508, a flexible transparent film 509 and a counterweight roller 510.

Detailed Description

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-4, in the embodiment of the present invention, a ventilation device for agricultural planting greenhouse comprises a greenhouse bow-shaped frame 1 fixed on the ground, which is fixed and stable in support, the greenhouse bow-shaped frame 1 is provided with several, and is coaxially installed in an equal distance, a fixing rod 2 is fixed between the lower sides of the greenhouse bow-shaped frame 1 through screws, which improves the stability of the greenhouse, a transparent film 3 is installed between the right sides of the greenhouse bow-shaped frame 1, a ventilation fan 4 is arranged in the middle of the transparent film 3, which improves the ventilation efficiency of the greenhouse, a lifting film mechanism 5 is fixed between the left sides of the greenhouse bow-shaped frame 1 through screws, which automatically opens the greenhouse, effectively ventilates the greenhouse, an upper limit rod 6 is installed on the upper end face of the left side of the greenhouse bow-shaped frame 1, a lower limit rod 7 is installed on the lower end face of the, The lower limit rod 7 is arranged to effectively limit the film lifting mechanism 5.

The greenhouse bow 1 comprises a support seat 101 fixed with the ground through an expansion bolt, the greenhouse stability is improved, the bow 102 is fixed above the support seat 101 through screws, and a limiting groove 103 is formed in the plane opposite to the bow 102.

The ventilation fan 4 includes fixed fan frame 401 between bow 102, but fan frame 401 installs in the outside can open the film cover 402, protection network 403 is installed to fan frame 401 up end, effectually protects personnel, avoids the manual work to receive the injury, the terminal surface welding has mounting bracket 404 under fan frame 401, there is bearing frame A405 mounting bracket 404 middle part through the fix with screw, bearing frame A405 and V type wheel flange axle 406 sliding connection, fan leaf 407 is installed to V type wheel flange axle 406 upper end, V type wheel flange axle 406 lower extreme passes through V type area 409 with little V type wheel 408 and is connected, little V type wheel 408 passes through the key-type connection with motor A410's pivot, motor A410 improves fan rotation power.

The film openable cover 402 is formed by a plurality of triangular transparent films, and the triangular transparent films are pressed on the outer side above the fan frame 401 to seal the upper side of the fan when the fan does not work.

The V-shaped wheel flange shaft 406 comprises a rotating shaft connected with a fan blade 407, the rotating shaft and a bearing seat A405 are in clearance fit, a large V-shaped wheel is welded at the lower end of the rotating shaft coaxially, and the large V-shaped wheel is connected with a small V-shaped wheel 408 through a V-shaped belt 409.

Example 2

Lifting film mechanism 5 is including fixing bearing frame B501, bearing frame C502 on adjacent bow-shaped frame 102, install coil stock axle 503 between bearing frame B501, the bearing frame C502, coil stock axle 503 front end passes through the key-type connection with synchronous pulley A504, synchronous pulley A504 passes through hold-in range 506 with synchronous pulley B505 and is connected, synchronous pulley B505 passes through the key-type connection with motor B507, motor B507 passes through the fix with screw on motor mounting panel 508, coil stock axle 503 is connected with flexible transparent film 509 upper end, the lower extreme and the counter weight roller 510 of flexible transparent film 509 are connected.

The counterweight roller 510 comprises a fixed shaft connected with the lower end of the flexible transparent film 509, ball bearings are respectively nested at two ends of the fixed shaft, and the outer sides of the ball bearings are in clearance fit with the limiting grooves 103.

The utility model discloses a theory of operation is: when the ventilation and air exchange device for the agricultural planting greenhouse is used, firstly, a plurality of greenhouse bows 1 fixed on the ground are arranged, the greenhouse bows are arranged at equal intervals and are coaxially installed, fixing rods 2 are fixed between the lower parts of the greenhouse bows 1 through screws, the stability of the greenhouse is improved, a motor B507 is started, the motor B507 is started to drive a synchronous pulley A504, a synchronous pulley B505 and a synchronous belt 506 to rotate, so that a material rolling shaft 503 is driven to rotate anticlockwise, the upper end of a flexible transparent film 509 is rolled up, the lower end of the flexible transparent film 509 is kept unfolded under the gravity action of a counterweight roller 510, the counterweight roller 510 rotates in a limiting groove 103, after the flexible transparent film 509 is completely collected, the greenhouse is opened, the motor A410 is started to drive fan blades 407 to rotate, the greenhouse is ventilated and air exchange, the ventilation and air exchange device for the agricultural planting greenhouse has reasonable structural design and high automation degree, and does not need manual, the labor intensity of workers is reduced, the efficiency of ventilating the greenhouse is greatly improved, the greenhouse can be ventilated thoroughly, and the practicability is high.

It is obvious to a person skilled in the art that the invention is not restricted 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. The present embodiments are therefore to be considered in all respects as illustrative 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. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. The utility model provides a ventilation device for farming big-arch shelter, is including fixing at subaerial big-arch shelter bow member (1), its characterized in that, big-arch shelter bow member (1) is provided with the several, and the equidistance is with the axle center installation, there is dead lever (2) through the fix with screw between big-arch shelter bow member (1) below, install transparent film (3) between big-arch shelter bow member (1) the right side, transparent film (3) middle part is provided with ventilation fan (4), there is lift film mechanism (5) through the fix with screw between big-arch shelter bow member (1) the left side, big-arch shelter bow member (1) left side up end is installed and is gone up spacing pole (6), spacing pole (7) are down installed to the terminal surface under big-arch shelter bow member (.

2. The ventilation device for the agricultural planting greenhouse of claim 1, wherein the greenhouse bow (1) comprises a support base (101) fixed with the ground through an expansion bolt, a bow (102) is fixed above the support base (101) through a screw, and a limiting groove (103) is formed in the plane opposite to the bow (102).

3. The ventilation device for the agricultural planting greenhouse of claim 2, the ventilating fan (4) comprises a fan frame (401) fixed between the arched frames (102), an openable film cover (402) is arranged on the outer side above the fan frame (401), a protective net (403) is arranged on the upper end face of the fan frame (401), the lower end face of the fan frame (401) is welded with a mounting rack (404), the middle part of the mounting rack (404) is fixed with a bearing seat A (405) through a screw, the bearing seat A (405) is connected with a V-shaped wheel flange shaft (406) in a sliding way, the upper end of the V-shaped wheel flange shaft (406) is provided with a fan blade (407), the lower end of the V-shaped wheel flange shaft (406) is connected with a small V-shaped wheel (408) through a V-shaped belt (409), the small V-shaped wheel (408) is connected with a rotating shaft of the motor A (410) through a key.

4. The ventilation device for the agricultural planting greenhouse of claim 3, wherein the openable film cover (402) is composed of a plurality of triangular transparent films, and the triangular transparent films are pressed on the upper outer side of the fan frame (401).

5. The ventilation device for the agricultural planting greenhouse of claim 3, wherein the V-shaped wheel flange shaft (406) comprises a rotating shaft connected with a fan blade (407), the rotating shaft is in clearance fit with the bearing seat A (405), a large V-shaped wheel is coaxially welded at the lower end of the rotating shaft, and the large V-shaped wheel is connected with the small V-shaped wheel (408) through a V-shaped belt (409).

6. The ventilation and air-exchange device for the agricultural planting greenhouse as claimed in claim 2, wherein the lifting film mechanism (5) comprises a bearing seat B (501) and a bearing seat C (502) fixed on the adjacent arched frames (102), a winding shaft (503) is installed between the bearing seat B (501) and the bearing seat C (502), the front end of the winding shaft (503) is in key connection with a synchronous pulley A (504), the synchronous pulley A (504) is connected with a synchronous pulley B (505) through a synchronous belt (506), the synchronous pulley B (505) is in key connection with a motor B (507), the motor B (507) is fixed on a motor mounting plate (508) through screws, the winding shaft (503) is connected with the upper end of the flexible transparent film (509), and the lower end of the flexible transparent film (509) is connected with a counterweight roller (510).

7. The ventilation and air-exchange device for the agricultural planting greenhouse of claim 6, wherein the counterweight roller (510) comprises a fixed shaft connected with the lower end of the flexible transparent film (509), ball bearings are respectively nested at both ends of the fixed shaft, and the outer sides of the ball bearings are in clearance fit with the limiting grooves (103).