CN212058401U

CN212058401U - Agricultural greenhouse ventilation's heat recovery economizer

Info

Publication number: CN212058401U
Application number: CN202020671710.8U
Authority: CN
Inventors: 吴伟鹏
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-04-27
Filing date: 2020-04-27
Publication date: 2020-12-01
Anticipated expiration: 2030-04-27

Abstract

The utility model discloses an agricultural greenhouse ventilation's heat recovery economizer, including air pipe, air pipe one end is equipped with the deep bead, and the quantity of deep bead sets up to a plurality ofly, and a plurality of deep beads are the array and distribute, and the air pipe inboard is equipped with the interior pipeline, and the interior pipeline is close to deep bead one end fixedly connected with air-supply line, air-supply line and air pipe fixed connection, and the interior pipeline inboard is equipped with first fan, and first fan both sides all are equipped with the shielding plate, and the through hole has been seted up to shielding plate side surface. The utility model has the advantages that: the crop yield reduction of the vent position caused by the fact that outdoor cold air is directly introduced into crops at the vent position to generate cold damage influence is avoided, the crops damaged by cold air are reduced, the crop yield is improved, meanwhile, a certain warm-keeping effect is provided for the wall of the greenhouse, energy waste caused by heat air dissipation in the greenhouse is reduced, and the warm-keeping effect of the greenhouse is improved.

Description

Agricultural greenhouse ventilation's heat recovery economizer

Technical Field

The utility model relates to a heat recovery economizer specifically is an agricultural greenhouse ventilation's heat recovery economizer belongs to heat recovery technical field.

Background

The greenhouse can be used for light transmission and heat preservation (or heating) and is a facility for cultivating plants. In seasons unsuitable for plant growth, the method can provide the growth period of the greenhouse and increase the yield, and is mainly used for cultivating or raising seedlings of plants like warm vegetables, flowers and trees in low-temperature seasons.

The agricultural greenhouse needs great ventilation volume in the crop growth process in winter, when ventilation is carried out, a great amount of indoor hot air passes through, and the direct introduction of outdoor cold air has great cold damage influence on crops at the ventilation opening, so that the crop yield at the ventilation opening is reduced, and certain economic benefit is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an agricultural greenhouse ventilation's heat recovery economizer in order to solve above-mentioned problem, avoided outdoor cold air directly to let in and produce the cold damage influence and make the crop output reduction of vent department to the crops of vent department, reduced the crops that receive cold wind infringement, improved the output of crops, provide certain cold-proof effect to the greenhouse wall simultaneously, reduce the energy waste that the hot air scatters and disappears and cause in the greenhouse, promoted the cold-proof effect in greenhouse.

The utility model realizes the above purpose by the following technical proposal, a heat recovery energy-saving device for ventilation of agricultural greenhouses, which comprises an air duct, wherein one end of the air duct is provided with a plurality of wind shields, the wind shields are distributed in an array, the inner side of the air duct is provided with an inner pipeline, one end of the inner pipeline close to the wind shields is fixedly connected with an air inlet pipeline, the air inlet pipeline is fixedly connected with the air duct, the inner side of the inner pipeline is provided with a first fan, both sides of the first fan are provided with shielding plates, one side surface of each shielding plate is provided with a plurality of through holes, the plurality of through holes are distributed in a circumferential array, one end of the inner pipeline far away from the air inlet pipeline is fixedly connected with an air outlet pipeline, one side of the air outlet pipeline far away from the inner pipeline is fixedly, the air-out pipeline one end fixedly connected with spacing square is kept away from to the L-shaped pipeline, spacing square inboard is equipped with the cavity, spacing square is linked together with the L-shaped pipeline, the ventilation hole has been seted up to spacing square bottom one side, spacing square inboard is equipped with the second fan.

Preferably, the two ends of the wind shield are fixedly connected with fixing shafts, and the fixing shafts are fixedly connected with the ventilation pipeline.

Preferably, a movable cross shaft is fixedly connected between the two shielding plates, the movable cross shaft is movably sleeved with the first fan, and the shielding plates are fixedly connected with the inner pipeline.

Preferably, the bottom of the second fan is provided with a movable vertical shaft, the movable vertical shaft is fixedly connected with the limiting block, and the movable vertical shaft is movably sleeved with the second fan.

Preferably, air pipe keeps away from outer air inlet funnel of deep bead one end fixedly connected with, air pipe keeps away from outer air inlet funnel one end and all has seted up the air outlet all around.

Preferably, a first square annular plate is arranged on the outer side of the air outlet, and a second square annular plate is arranged on one side of the first square annular plate.

Preferably, the first square annular plate and the second square annular plate are fixedly connected with the ventilation pipeline, and supporting blocks are fixedly connected at four corners between the first square annular plate and the second square annular plate.

The utility model has the advantages that: the heat recovery energy-saving device for ventilation of the agricultural greenhouse carries out ventilation and heat recovery by arranging the ventilation pipeline and the inner pipeline, when in ventilation, outdoor cold air enters the air inlet pipeline through a gap between two adjacent wind shields, then enters the inner pipeline to drive the first fan to rotate, then enters the L-shaped pipeline through the air outlet pipeline, and finally enters the greenhouse through the ventilation hole at the bottom of the limiting block to carry out ventilation;

this agricultural greenhouse ventilation's heat recovery economizer is through setting up outer air inlet funnel, when ventilating, in the cold air gets into the greenhouse, and the hot-air of the majority in the greenhouse gets into air pipe through outer air inlet funnel, arranges between first side annular slab and the second side annular slab through the air outlet after that, provides certain cold-proof effect to the greenhouse wall, reduces the energy waste that the hot-air scatters and disappears and cause in the greenhouse, has promoted the cold-proof effect in greenhouse.

Drawings

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

FIG. 2 is a schematic illustration of the exploded structure shown in FIG. 1;

FIG. 3 is a front cross-sectional view of FIG. 1;

fig. 4 is a bottom view of fig. 1.

In the figure: 1. the air pipe comprises a ventilation pipeline, 2, a wind shield, 3, an inner pipeline, 4, an air inlet pipeline, 5, a first fan, 6, a baffle plate, 7, a through hole, 8, an air outlet pipeline, 9, an L-shaped pipeline, 10, a limiting square block, 11, a second fan, 12, a ventilation hole, 13, an outer air inlet funnel, 14, a first square annular plate, 15, a second square annular plate, 16, a supporting block, 17 and a fixing shaft.

Detailed Description

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.

Referring to fig. 1-4, a heat recovery energy saving device for ventilation of an agricultural greenhouse comprises a ventilation duct 1, a plurality of wind shields 2 are arranged at one end of the ventilation duct 1, the wind shields 2 are distributed in an array, an inner duct 3 is arranged at the inner side of the ventilation duct 1, an air inlet duct 4 is fixedly connected at one end of the inner duct 3 close to the wind shields 2, the air inlet duct 4 is fixedly connected with the ventilation duct 1, a first fan 5 is arranged at the inner side of the inner duct 3, shielding plates 6 are arranged at both sides of the first fan 5, through holes 7 are arranged on one side surface of each shielding plate 6, the through holes 7 are distributed in a circumferential array, an air outlet duct 8 is fixedly connected at one end of the inner duct 3 far away from the air inlet duct 4, an L-shaped duct 9 is fixedly connected at one side of the air outlet duct 8 far away from the inner duct 3, a limit block 10 is fixedly connected, the inner side of the limiting block 10 is provided with a cavity, the limiting block 10 is communicated with the L-shaped pipeline 9, one side of the bottom of the limiting block 10 is provided with a vent hole 12, and the inner side of the limiting block 10 is provided with a second fan 11.

As the utility model discloses a technical optimization scheme, the equal fixedly connected with fixed axle 17 in 2 both ends of deep bead, fixed axle 17 and air pipe 1 fixed connection, deep bead 2 sets up to the swash plate, and when sleet day, prevent that sleet from getting into interior conduit 3, cause the inside rainwater that gets into in greenhouse, influence the growth of crops.

As a technical optimization scheme of the utility model, fixedly connected with activity cross axle between two shielding plates 6, activity cross axle cup joints with the activity of first fan 5,

shielding plate

6 and 3 fixed connection of interior pipeline.

As a technical optimization scheme of the utility model, 11 bottoms of second fan are equipped with the activity vertical axis, and activity vertical axis and spacing square 10 fixed connection, activity vertical axis cup joint with 11 activities of second fan.

As a technical optimization scheme, air pipe 1 keeps away from 2 one end fixedly connected with outer air inlet funnel 13 of deep bead, and air pipe 1 keeps away from outer air inlet funnel 13 one end and has all seted up the air outlet all around, and outer air inlet funnel 13 cross section sets up to trapezoidal, is favorable to enlarging the hot-air outgoing.

As a technical optimization scheme of the utility model, the air outlet outside is equipped with first square annular plate 14, and first square annular plate 14 one side is equipped with second square annular plate 15.

As a technical optimization scheme, the equal and air pipe 1 fixed connection in four corners between first side annular slab 14 and the second side annular slab 15, the equal fixedly connected with supporting shoe in four corners 16 between first side annular slab 14 and the second side annular slab 15 is linked together with the greenhouse wall between first side annular slab 14 and the second side annular slab 15, provides heat preservation to the greenhouse wall when being favorable to discharging the hot-blast.

When the utility model is used, the ventilation and the heat energy recovery are carried out by arranging the ventilation pipeline 1 and the inner pipeline 3, when ventilation is carried out, cold air outside enters the air inlet pipeline 4 through the gap between two adjacent wind shields 2, then enters the inner pipeline 3 through the air inlet pipeline 4, and drives the first fan 5 to rotate after entering the inner pipeline 3, then the cold air enters the L-shaped pipeline 9 through the air outlet pipeline 8, then enters the greenhouse through the vent hole 12 at the bottom of the limiting block 10 to drive the second fan 11 to rotate for ventilation, when cold air enters the greenhouse, most hot air in the greenhouse enters the ventilation pipeline 1 through the external air inlet funnel 13, the outer side of the inner pipeline 3, then discharged between the first square ring plate 14 and the second square ring plate 15 through the air outlet, and the greenhouse wall is insulated by hot air.

For technicians in the field, the problem that the crop yield at the ventilation opening is reduced due to the fact that outdoor cold air is directly introduced to produce cold damage on crops at the ventilation opening is solved through a simple structure, the crops damaged by cold air are reduced, the crop yield is improved, meanwhile, a certain warm-keeping effect is provided for the wall of the greenhouse, energy waste caused by heat air dissipation in the greenhouse is reduced, and the warm-keeping effect of the greenhouse is improved.

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 an agricultural greenhouse ventilation's heat recovery economizer, includes air pipe (1), its characterized in that: the air duct is characterized in that one end of the air duct (1) is provided with a plurality of wind shields (2), the number of the wind shields (2) is set to be multiple and multiple, the wind shields (2) are distributed in an array manner, the inner side of the air duct (1) is provided with an inner pipeline (3), one end of the inner pipeline (3) close to the wind shields (2) is fixedly connected with an air inlet pipeline (4), the air inlet pipeline (4) is fixedly connected with the air inlet pipeline (4), the inner side of the inner pipeline (3) is provided with a first fan (5), two sides of the first fan (5) are respectively provided with a shielding plate (6), a through hole (7) is formed in one side surface of the shielding plate (6), the number of the through holes (7) is set to be multiple and multiple, the through holes (7) are distributed in a circumferential array manner, one end of the inner pipeline (3) far away from the air inlet pipeline (4) is fixedly connected with an air, l shape pipeline (9) are kept away from spacing square (10) of air-out pipeline (8) one end fixedly connected with, spacing square (10) inboard is equipped with the cavity, spacing square (10) are linked together with L shape pipeline (9), ventilation hole (12) have been seted up to spacing square (10) bottom one side, spacing square (10) inboard is equipped with second fan (11).

2. The agricultural greenhouse ventilation heat recovery energy-saving device as claimed in claim 1, wherein: the wind shield is characterized in that fixed shafts (17) are fixedly connected to two ends of the wind shield (2), and the fixed shafts (17) are fixedly connected with the ventilation pipeline (1).

3. The agricultural greenhouse ventilation heat recovery energy-saving device as claimed in claim 1, wherein: a movable cross shaft is fixedly connected between the two shielding plates (6), the movable cross shaft is movably sleeved with the first fan (5), and the shielding plates (6) are fixedly connected with the inner pipeline (3).

4. The agricultural greenhouse ventilation heat recovery energy-saving device as claimed in claim 1, wherein: the bottom of the second fan (11) is provided with a movable vertical shaft which is fixedly connected with the limiting block (10), and the movable vertical shaft is movably sleeved with the second fan (11).

5. The agricultural greenhouse ventilation heat recovery energy-saving device as claimed in claim 1, wherein: air pipe (1) is kept away from outer air inlet funnel (13) of deep bead (2) one end fixedly connected with, air pipe (1) is kept away from outer air inlet funnel (13) one end and is all seted up the air outlet all around.

6. The agricultural greenhouse ventilation heat recovery energy-saving device as claimed in claim 5, wherein: the air outlet outside is equipped with first square annular plate (14), first square annular plate (14) one side is equipped with second square annular plate (15).

7. The agricultural greenhouse ventilation heat recovery energy-saving device as claimed in claim 6, wherein: the ventilating duct is characterized in that the first square annular plate (14) and the second square annular plate (15) are fixedly connected with the ventilating duct (1), and supporting blocks (16) are fixedly connected at four corners between the first square annular plate (14) and the second square annular plate (15).