CN215454297U

CN215454297U - Ventilation unit for vegetable greenhouse

Info

Publication number: CN215454297U
Application number: CN202120690706.0U
Authority: CN
Inventors: 王荣川
Original assignee: Fujian Minrong Modern Agriculture Development Co ltd
Current assignee: Fujian Minrong Modern Agriculture Development Co ltd
Priority date: 2021-04-06
Filing date: 2021-04-06
Publication date: 2022-01-11
Anticipated expiration: 2031-04-06

Abstract

The utility model discloses a ventilation device for a vegetable greenhouse, and particularly relates to the technical field related to agricultural planting equipment. According to the utility model, the fan blades are driven to rotate by the motor, the suction force is generated by the rotation of the fan blades, the turbid air flows out of the greenhouse main body through the exhaust port, the filter screen filters the turbid air, and the two baffles are moved in opposite directions, so that when the two inserting plates are respectively moved into the baffles at corresponding positions, the bolts are rotated to move into the inserting plates, thereby fixing the two baffles, the filtering and purifying effects are good, the environment is protected, the operation is simple, and the blockage of the exhaust port is convenient.

Description

Ventilation unit for vegetable greenhouse

Technical Field

The utility model relates to the technical field related to agricultural planting equipment, in particular to a ventilation device for a vegetable greenhouse.

Background

When the greenhouse is used for planting vegetables, attention is paid to the growing environment temperature of the vegetables, when the sunlight is sufficient in the daytime, the temperature in the greenhouse rises, if the greenhouse cannot ventilate and cool in time, the growth of the vegetables is seriously influenced, and even the infection and the occurrence of vegetable diseases and insect pests are caused.

The existing ventilation device cannot filter and purify turbid air, pollutes the environment, and is inconvenient to block an air outlet when heat is needed to be kept.

SUMMERY OF THE UTILITY MODEL

Therefore, the embodiment of the utility model provides a ventilation device for a vegetable greenhouse, which aims to solve the problems that in the prior art, turbid air cannot be filtered and purified, the environment is polluted, and an air outlet is inconvenient to block when heat is required to be kept.

In order to achieve the above object, the embodiments of the present invention provide the following technical solutions: a ventilation device for a vegetable greenhouse comprises a greenhouse main body, wherein an exhaust port is formed in one side of the greenhouse main body, an exhaust pipe is arranged on one side of the exhaust port, one end of the exhaust pipe is fixedly connected with the greenhouse main body, a fixing frame is fixedly connected to one side, far away from the exhaust pipe, of the greenhouse main body, and a filtering mechanism and a sealing mechanism are arranged inside the greenhouse main body;

the filtering mechanism comprises a motor, the top end of the motor is fixedly connected with the top end inside the greenhouse main body, the end part of an output shaft of the motor is fixedly connected with a first rotating shaft, a third rotating shaft is arranged inside the exhaust pipe, a supporting plate is movably sleeved on the outer peripheral surface of the third rotating shaft, the third rotating shaft is movably connected with the supporting plate through a bearing, the top end and the bottom end of the supporting plate are fixedly connected with the exhaust pipe, three fan blades are fixedly connected on the outer peripheral surface of the third rotating shaft, a filter screen is arranged inside the exhaust port, and the filter screen is fixedly connected with the greenhouse main body;

sealing mechanism includes two baffles, two the baffle all is located fixed frame and keeps away from one side of big-arch shelter main part, two spouts, four have all been seted up to fixed frame one side the inside slide bar that all is equipped with of spout, four slide bar top and bottom respectively with relevant position's baffle fixed connection, four the equal movable sleeve of slide bar outer peripheral face is equipped with the slider, four equal fixedly connected with connecting plate between slider and the fixed frame, two the equal fixedly connected with picture peg in one side that the baffle is in opposite directions, two one side that fixed frame was kept away from to the baffle all is equipped with the bolt, two the bolt respectively with relevant position's baffle threaded connection.

Furthermore, one end, far away from the filter screen, of the third rotating shaft is fixedly connected with a second bevel gear, the top of the second bevel gear is provided with a first bevel gear, and the first bevel gear is meshed with the second bevel gear.

Furthermore, the top end of the first bevel gear is fixedly connected with a second rotating shaft, the top end of the second rotating shaft extends out of the exhaust pipe, and the second rotating shaft is movably connected with the exhaust pipe through a bearing.

Furthermore, the outer peripheral surfaces of the first rotating shaft and the second rotating shaft are fixedly sleeved with transmission shafts, and a transmission belt is movably sleeved between the two transmission shafts.

Further, fixed frame inside is equipped with reciprocal lead screw, reciprocal lead screw bottom passes through bearing swing joint with fixed frame, first pivot bottom and reciprocal lead screw fixed connection.

Furthermore, the peripheral surface of the reciprocating screw is movably sleeved with a bristle plate, and the bristle plate is in threaded connection with the reciprocating screw.

Furthermore, four springs are fixedly connected to one side of each sliding block, one ends of the four springs are fixedly connected with the corresponding baffle plates, and the four springs are movably sleeved on the peripheral surfaces of the corresponding sliding rods.

The utility model has the following advantages:

1. the first rotating shaft is driven to rotate by the motor, the first rotating shaft and the second rotating shaft are movably connected with the transmission shaft through the transmission belt, so the first rotating shaft drives the second rotating shaft to rotate, the first bevel gear is driven to rotate, the first bevel gear is meshed with the second bevel gear, the first bevel gear drives the second bevel gear to rotate, the third rotating shaft is driven to rotate, the fan blades are driven to rotate, suction force is generated by the rotation of the fan blades, turbid air flows out of the greenhouse main body through the exhaust port, and the filter screen filters the turbid air;

2. according to the utility model, the two baffle plates are moved oppositely, when the two inserting plates are respectively moved into the baffle plates at the corresponding positions, the bolt is rotated to move the bolt into the inserting plates, so that the two baffle plates are fixed.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.

The structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.

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

FIG. 2 is a cross-sectional view of the overall construction of the present invention;

FIG. 3 is a perspective view of the frame of the present invention;

FIG. 4 is an enlarged view of structure A of FIG. 2 according to the present invention;

FIG. 5 is an enlarged view of the structure B of FIG. 2 according to the present invention;

in the figure: the greenhouse comprises a greenhouse main body 1, a motor 2, a first rotating shaft 3, a transmission belt 4, a transmission shaft 5, a second rotating shaft 6, a supporting plate 7, an exhaust pipe 8, a third rotating shaft 9, fan blades 10, a filter screen 11, a bristle plate 12, a reciprocating screw rod 13, a fixed frame 14, a baffle plate 15, an inserting plate 16, a bolt 17, a sliding groove 18, a spring 19, a connecting plate 20, a sliding block 21, a sliding rod 22, a first bevel gear 23 and a second bevel gear 24.

Detailed Description

The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to the attached drawings 1, 2, 3 and 5 of the specification, the ventilation device for the vegetable greenhouse of the embodiment comprises a greenhouse main body 1, an exhaust port is formed in one side of the greenhouse main body 1, an exhaust pipe 8 is arranged on one side of the exhaust port, one end of the exhaust pipe 8 is fixedly connected with the greenhouse main body 1, a fixing frame 14 is fixedly connected to one side, away from the exhaust pipe 8, of the greenhouse main body 1, a filtering mechanism and a sealing mechanism are arranged inside the greenhouse main body 1, the filtering mechanism comprises a motor 2, the top end of the motor 2 is fixedly connected with the top end inside the greenhouse main body 1, a first rotating shaft 3 is fixedly connected to the end part of an output shaft of the motor 2, a third rotating shaft 9 is arranged inside the exhaust pipe 8, a supporting plate 7 is movably sleeved on the outer peripheral surface of the third rotating shaft 9, the third rotating shaft 9 is movably connected with the supporting plate 7 through a bearing, and the top end and the bottom end of the supporting plate 7 are both fixedly connected with the exhaust pipe 8, the three fan blades 10 of third pivot 9 outer peripheral face fixedly connected with, the inside filter screen 11 that is equipped with of gas vent, filter screen 11 and big-arch shelter main part 1 fixed connection.

Furthermore, one end of the third rotating shaft 9, which is far away from the filter screen 11, is fixedly connected with a second bevel gear 24, the top of the second bevel gear 24 is provided with a first bevel gear 23, and the first bevel gear 23 is meshed with the second bevel gear 24, so that the second bevel gear 24 is conveniently driven to rotate.

Further, first bevel gear 23 top fixedly connected with

second pivot

6, 6 tops of second pivot extend inside blast pipe 8, just second pivot 6 passes through bearing swing joint with blast pipe 8, conveniently drives first bevel gear 23 and rotates.

Furthermore, the outer peripheral surfaces of the first rotating shaft 3 and the second rotating shaft 6 are fixedly sleeved with transmission shafts 5, and a transmission belt 4 is movably sleeved between the transmission shafts 5, so that the second rotating shaft 6 is conveniently driven to rotate.

Further, fixed frame 14 is inside to be equipped with reciprocal lead screw 13, reciprocal lead screw 13 bottom passes through bearing swing joint with fixed frame 14, 3 bottoms of first pivot and reciprocal lead screw 13 fixed connection conveniently drive brush hair board 12 up-and-down reciprocating motion.

Further, 13 outer peripheral face movable sleeve of reciprocal lead screw is equipped with brush hair board 12,

brush hair board

12 and 13 threaded connection of reciprocal lead screw clear up absorbent dust on the filter screen 11, prevent that the dust from blockking up filter screen 11, influence the ventilation effect.

The implementation scenario is specifically as follows: the motor 2 works to drive the first rotating shaft 3 to rotate, because the first rotating shaft 3 and the second rotating shaft 6 are movably connected with the transmission shaft 5 through the transmission belt 4, the first rotating shaft 3 drives the second rotating shaft 6 to rotate, thereby driving the first bevel gear 23 to rotate, because the first bevel gear 23 is meshed with the second bevel gear 24, the first bevel gear 23 drives the second bevel gear 24 to rotate, thereby driving the third rotating shaft 9 to rotate, further driving the fan blade 10 to rotate, the fan blade 10 rotates to generate suction force, turbid air flows out of the greenhouse main body 1 through the exhaust port, the filter screen 11 filters the turbid air, the filtering and purifying effects are good, the environment is protected, meanwhile, the first rotating shaft 3 drives the reciprocating screw 13 to rotate, because the brush board 12 is in threaded connection with the reciprocating screw 13, the fixing frame 14 limits the rotation of the brush board 12, so the reciprocating screw 13 drives the brush board 12 to reciprocate up and down, and cleans dust adsorbed on the filter screen 11, prevent that the dust from blockking up filter screen 11, influence ventilation effect, this embodiment has specifically solved among the prior art can not carry out filtration purification, polluted environment's problem to turbid air.

Referring to the attached drawings 1-4 of the specification, the ventilation device for the vegetable greenhouse of the embodiment comprises a sealing mechanism, wherein the sealing mechanism comprises two baffles 15 and two baffles 15, wherein the baffles 15 are located on one side, away from the greenhouse main body 1, of the fixed frame 14, two sliding grooves 18 and four are formed in one side of the fixed frame 14, a sliding rod 22 and four are arranged inside the sliding groove 18, the top end and the bottom end of the sliding rod 22 are respectively fixedly connected with the baffles 15 at the corresponding positions and four sliding rods 22 are movably sleeved with a sliding block 21 and four sliding blocks 22 on the outer peripheral surface of the sliding rod 22, a connecting plate 20 and two fixedly connected with the sliding block 21 and the fixed frame 14 are respectively fixedly connected with a plugboard 16 and two bolts 17 are respectively connected with the baffles 15 at the corresponding positions in a threaded mode.

Furthermore, four springs 19 are fixedly connected to one side of each of the four sliding blocks 21, one ends of the four springs 19 are fixedly connected to the corresponding baffle plates 15 respectively, the four springs 19 are movably sleeved on the outer peripheral surfaces of the corresponding sliding rods 22 respectively, and the two baffle plates 15 are conveniently driven to be separated when the springs 19 rebound.

The implementation scenario is specifically as follows: the staff removes two baffles 15 in opposite directions, when two picture peg 16 remove respectively into the baffle 15 of relevant position when inside, it makes bolt 17 remove inside going into picture peg 16 to rotate bolt 17, thereby fix two baffles 15, and easy operation, the convenience is blockked up the air exit, baffle 15 drives slide bar 22 and removes in slider 21 simultaneously, thereby drive the extension of spring 19, improve baffle 15's stability, prevent to take place to deflect when baffle 15 removes, this embodiment has specifically solved when needing cold-proof among the prior art, the inconvenient problem of blockking up the air exit.

The working principle is as follows:

referring to the attached drawings 1, 2, 3 and 5 in the specification, the motor 2 works to drive the first rotating shaft 3 to rotate, the first rotating shaft 3 drives the second rotating shaft 6 to rotate, so that the first bevel gear 23 is driven to rotate, the first bevel gear 23 drives the second bevel gear 24 to rotate, so that the third rotating shaft 9 is driven to rotate, the fan blades 10 are driven to rotate, the fan blades 10 rotate to generate suction, turbid air flows out of the greenhouse main body 1 through the exhaust port, and the filter screen 11 filters the turbid air.

Referring to fig. 1 to 4 of the specification, when the worker moves the two blocking plates 15 toward each other and the two insertion plates 16 are moved into the blocking plates 15 at the corresponding positions, the bolt 17 is rotated to move the bolt 17 into the insertion plate 16, thereby fixing the two blocking plates 15.

Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.

Claims

1. The utility model provides a ventilation unit for vegetable greenhouse, includes greenhouse main part (1), its characterized in that: an exhaust port is formed in one side of the greenhouse main body (1), an exhaust pipe (8) is arranged on one side of the exhaust port, one end of the exhaust pipe (8) is fixedly connected with the greenhouse main body (1), a fixing frame (14) is fixedly connected to one side, far away from the exhaust pipe (8), of the greenhouse main body (1), and a filtering mechanism and a sealing mechanism are arranged inside the greenhouse main body (1);

the filtering mechanism comprises a motor (2), the top end of the motor (2) is fixedly connected with the top end inside the greenhouse main body (1), the end part of an output shaft of the motor (2) is fixedly connected with a first rotating shaft (3), a third rotating shaft (9) is arranged inside the exhaust pipe (8), a supporting plate (7) is movably sleeved on the outer peripheral surface of the third rotating shaft (9), the third rotating shaft (9) is movably connected with the supporting plate (7) through a bearing, the top end and the bottom end of the supporting plate (7) are fixedly connected with the exhaust pipe (8), three fan blades (10) are fixedly connected on the outer peripheral surface of the third rotating shaft (9), a filter screen (11) is arranged inside the exhaust port, and the filter screen (11) is fixedly connected with the greenhouse main body (1);

sealing mechanism includes two baffle (15), two baffle (15) all are located one side of keeping away from big-arch shelter main part (1) in fixed frame (14), two fixed frame (14) one side has all seted up two spout (18), four spout (18) are inside all to be equipped with slide bar (22), four slide bar (22) top and bottom respectively with relevant position's baffle (15) fixed connection, four slide bar (22) outer peripheral face equal movable sleeve is equipped with slider (21), four equal fixedly connected with connecting plate (20), two between slider (21) and fixed frame (14) baffle (15) one side in opposite directions equal fixedly connected with picture peg (16), two one side that fixed frame (14) were kept away from in baffle (15) all is equipped with bolt (17), two bolt (17) respectively with relevant position's baffle (15) threaded connection.

2. The ventilation device for the vegetable greenhouse of claim 1, wherein: one end, far away from the filter screen (11), of the third rotating shaft (9) is fixedly connected with a second bevel gear (24), a first bevel gear (23) is arranged at the top of the second bevel gear (24), and the first bevel gear (23) is meshed with the second bevel gear (24).

3. The ventilation device for the vegetable greenhouse of claim 2, wherein: the exhaust pipe is characterized in that a second rotating shaft (6) is fixedly connected to the top end of the first bevel gear (23), the top end of the second rotating shaft (6) extends out of the exhaust pipe (8), and the second rotating shaft (6) is movably connected with the exhaust pipe (8) through a bearing.

4. A ventilating device for a vegetable greenhouse as claimed in claim 3, wherein: the outer peripheral surfaces of the first rotating shaft (3) and the second rotating shaft (6) are fixedly sleeved with transmission shafts (5), and a transmission belt (4) is movably sleeved between the transmission shafts (5).

5. The ventilation device for the vegetable greenhouse of claim 1, wherein: fixed frame (14) inside is equipped with reciprocal lead screw (13), reciprocal lead screw (13) bottom passes through bearing swing joint with fixed frame (14), first pivot (3) bottom and reciprocal lead screw (13) fixed connection.

6. The ventilation device for the vegetable greenhouse of claim 5, wherein: the outer peripheral surface of the reciprocating lead screw (13) is movably sleeved with a bristle plate (12), and the bristle plate (12) is in threaded connection with the reciprocating lead screw (13).

7. The ventilation device for the vegetable greenhouse of claim 1, wherein: four equal fixedly connected with spring (19) in slider (21) one side, four spring (19) one end respectively with baffle (15) fixed connection of relevant position, and four spring (19) activity cover respectively is established at the slide bar (22) peripheral face of relevant position.