Ventilation device for tomato planting greenhouse

Abstract

The utility model relates to the technical field of ventilation devices, and discloses a ventilation device for a tomato planting greenhouse, which solves the problem that an insect-proof net of an existing ventilation device cannot be automatically cleaned, so that the insect-proof net is easy to block, and the ventilation effect is influenced, and comprises a device main body, four supporting rods are fixedly mounted at the top of the device body, a blocking shed is fixedly mounted among the tops of the four supporting rods, an upper insect-proof net is fixedly mounted in the middle of the top of the device body, a lower insect-proof net is fixedly mounted at the bottom of the device body, and two mounting rods are symmetrically and fixedly mounted on the inner wall of the device body. A first shaft sleeve is fixedly mounted between the ends, close to each other, of the two mounting rods, a first shaft rod is rotatably mounted in the first shaft sleeve, and a ventilation fan is fixedly mounted at the bottom of the first shaft rod; according to the ventilation device, the insect-proof net can be automatically cleaned, the insect-proof net is prevented from being blocked, and therefore the ventilation effect is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of ventilation devices, in particular to a ventilation device used in a tomato planting greenhouse. Background Art

[0002] Tomato is an important variety of vegetables, and is loved by people due to its unique taste, rich nutritional value and good edible value. Planting tomatoes in greenhouses can effectively improve the yield per unit area, output value and quality of agricultural products. During the use of greenhouses, the interior of the greenhouse needs to be ventilated, and thus a ventilation device needs to be used. An existing patent (Announcement No.: CN220606754U) provides a ventilation device for a tomato planting greenhouse, in which a fan inside the ventilation device is fixed by a support block and can slide on the surface of a slide rail to adjust the ventilation position. However, the insect-proof net of the ventilation device cannot be automatically cleaned, which makes the insect-proof net easily blocked, thereby affecting the ventilation effect. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the utility model provides a ventilation device for a tomato planting greenhouse, which effectively solves the problem that the insect-proof net of the existing ventilation device cannot be cleaned automatically, causing the insect-proof net to be easily blocked, thereby affecting the ventilation effect.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a ventilation device for a tomato planting greenhouse, comprising a device main body, four support rods are fixedly installed on the top of the device main body, a baffle is fixedly installed between the tops of the four support rods, an upper insect-proof net is fixedly installed in the middle of the top of the device main body, a lower insect-proof net is fixedly installed on the bottom of the device main body, two mounting rods are symmetrically fixedly installed on the inner wall of the device main body, a first shaft sleeve is fixedly installed between the ends of the two mounting rods close to each other, a first shaft rod is rotatably installed inside the first shaft sleeve, a ventilation fan is fixedly installed on the bottom of the first shaft rod, and a cleaning and ventilation component is provided between the upper side of the inside of the device main body and one side of the device main body.

[0005] Preferably, the cleaning and ventilation assembly includes a mounting plate, which is fixedly mounted on one side of the device body, a motor is fixedly mounted on the bottom of the mounting plate, a first bevel gear is fixedly mounted on the output end of the motor, a second shaft rod is fixedly mounted on the bottom of the first bevel gear, a lower cleaning brush is fixedly mounted on the bottom of the second shaft rod, the lower cleaning brush is tightly attached to the lower insect-proof net, two second shaft sleeves are rotatably mounted on the surface of the second shaft rod, a first fixing rod is fixedly mounted on the surface of the second shaft sleeve, and one end of the first fixing rod is fixedly connected to the surface of the device body.

[0006] Preferably, one side of the first bevel gear is meshedly connected with the second bevel gear, one side of the second bevel gear is fixedly installed with a third shaft rod, one side of the surface of the third shaft rod is rotatably installed with a third shaft sleeve, the surface of the third shaft sleeve is fixedly connected to the device body, one end of the third shaft rod extends to the interior of the device body and is fixedly installed with the third bevel gear, the other side of the surface of the third shaft rod is rotatably installed with a fourth shaft sleeve, the surface of the fourth shaft sleeve is fixedly installed with a second fixing rod, and the bottom of the second fixing rod is fixedly connected to one of the mounting rods.

[0007] Preferably, a fourth bevel gear is meshedly connected to one side of the third bevel gear, the bottom of the fourth bevel gear is fixedly connected to the top of the first shaft rod, a rotating rod is fixedly installed on the top of the fourth bevel gear, the top of the rotating rod extends to the upper part of the upper insect-proof net and is fixedly installed with an upper cleaning brush, and a fifth shaft sleeve is rotatably installed on the surface of the rotating rod, and the surface of the fifth shaft sleeve is fixedly connected to the top of the upper insect-proof net.

[0008] Compared with the prior art, the utility model has the following beneficial effects: before use, the operator installs the device on the top of the planting greenhouse, and the barrier can effectively prevent rainwater from entering; when in use, the operator starts the motor to drive the first bevel gear to rotate, and the first bevel gear drives the third shaft to rotate along the inside of the third shaft sleeve and the fourth shaft sleeve through the second bevel gear, and when the third shaft rotates, the fourth bevel gear is driven to rotate through the third bevel gear, and when the fourth bevel gear rotates, the first shaft is driven to rotate along the inside of the first shaft sleeve, and when the first shaft rotates, the ventilation fan is driven to rotate, thereby performing ventilation work;

[0009] When the first bevel gear rotates, it drives the second shaft rod to rotate along the inside of the two second shaft sleeves. When the second shaft rod rotates, it drives the lower cleaning brush to rotate, thereby effectively cleaning the lower insect-proof net; when the fourth bevel gear rotates, it drives the rotating rod to rotate along the inside of the fifth shaft sleeve. When the rotating rod rotates, it drives the upper cleaning brush to clean the upper insect-proof net; this allows the ventilation device to automatically clean the insect-proof net to avoid clogging of the insect-proof net, thereby improving the ventilation effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0010] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. They are used together with the embodiments of the present invention to explain the present invention and do not constitute a limitation to the present invention.

[0011] In the attached picture:

[0012] Figure 1 The utility model is a schematic diagram of the structure of the ventilation device used for tomato planting greenhouse Figure 1 ;

[0013] Figure 2 The utility model is a schematic diagram of the structure of the ventilation device used for tomato planting greenhouse Figure 2 ;

[0014] Figure 3 This is a schematic diagram of the internal structure of the main body of the device of the utility model;

[0015] In the figure: 1. device body; 2. support rod; 3. upper insect-proof net; 4. shelter shed; 5. lower insect-proof net; 6. mounting rod; 7. first bushing; 8. first shaft rod; 9. ventilation fan; 10. motor; 11. first bevel gear; 12. second shaft rod; 13. second bushing; 14. first fixing rod; 15. lower cleaning brush; 16. second bevel gear; 17. third shaft rod; 18. third bushing; 19. fourth bushing; 20. second fixing rod; 21. third bevel gear; 22. fourth bevel gear; 23. rotating rod; 24. fifth bushing; 25. upper cleaning brush; 26. mounting plate. DETAILED DESCRIPTION

[0016] The technical solutions in the embodiments of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments; based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0017] Depend on Figures 1 to 3 The utility model includes a device body 1, four support rods 2 are fixedly installed on the top of the device body 1, a baffle 4 is fixedly installed between the tops of the four support rods 2, an upper insect-proof net 3 is fixedly installed in the middle of the top of the device body 1, a lower insect-proof net 5 is fixedly installed on the bottom of the device body 1, two mounting rods 6 are symmetrically fixedly installed on the inner wall of the device body 1, a first shaft sleeve 7 is fixedly installed between the ends of the two mounting rods 6 close to each other, a first shaft rod 8 is rotatably installed inside the first shaft sleeve 7, a ventilation fan 9 is fixedly installed on the bottom of the first shaft rod 8, and a cleaning and ventilation component is provided between the upper side of the inside of the device body 1 and one side of the device body 1.

[0018] Before use, the operator installs the device on the top of the planting greenhouse, and the baffle 4 can effectively prevent rainwater from entering; when in use, the operator starts the cleaning and ventilation component to drive the first shaft rod 8 to rotate along the inside of the first shaft sleeve 7. When the first shaft rod 8 rotates, it drives the ventilation fan 9 to rotate, thereby performing ventilation work. While the cleaning and ventilation component is running, the lower insect-proof net 5 and the upper insect-proof net 3 can be cleaned; this allows the ventilation device to automatically clean the insect-proof net to avoid clogging of the insect-proof net, thereby improving the ventilation effect.

[0019] The cleaning and ventilation assembly includes a mounting plate 26, which is fixedly mounted on one side of the device body 1, a motor 10 is fixedly mounted on the bottom of the mounting plate 26, a first bevel gear 11 is fixedly mounted on the output end of the motor 10, a second shaft rod 12 is fixedly mounted on the bottom of the first bevel gear 11, a lower cleaning brush 15 is fixedly mounted on the bottom of the second shaft rod 12, the lower cleaning brush 15 is tightly attached to the lower insect-proof net 5, two second shaft sleeves 13 are rotatably mounted on the surface of the second shaft sleeves 13, a first fixed rod 14 is fixedly mounted on the surface of the second shaft sleeves 13, and one end of the first fixed rod 14 is fixedly connected to the surface of the device body 1; a second bevel gear 16 is meshedly connected to one side of the first bevel gear 11, a third shaft rod 17 is fixedly mounted on one side of the second bevel gear 16, and a third shaft sleeve 1 is rotatably mounted on one side of the surface of the third shaft rod 17 8. The surface of the third shaft sleeve 18 is fixedly connected to the device body 1, one end of the third shaft rod 17 extends to the interior of the device body 1 and is fixedly installed with a third bevel gear 21, and the other side of the surface of the third shaft rod 17 is rotatably installed with a fourth shaft sleeve 19, and the surface of the fourth shaft sleeve 19 is fixedly installed with a second fixed rod 20, and the bottom of the second fixed rod 20 is fixedly connected to one of the mounting rods 6; one side of the third bevel gear 21 is meshingly connected with a fourth bevel gear 22, and the bottom of the fourth bevel gear 22 is fixedly connected to the top of the first shaft rod 8, and a rotating rod 23 is fixedly installed on the top of the fourth bevel gear 22, and the top of the rotating rod 23 extends to the upper part of the upper insect-proof net 3 and is fixedly installed with an upper cleaning brush 25, and a fifth shaft sleeve 24 is rotatably installed on the surface of the rotating rod 23, and the surface of the fifth shaft sleeve 24 is fixedly connected to the top of the upper insect-proof net 3.

[0020] When in use, the operator starts the motor 10 to drive the first bevel gear 11 to rotate, and the first bevel gear 11 drives the third shaft rod 17 to rotate along the inside of the third shaft sleeve 18 and the fourth shaft sleeve 19 through the second bevel gear 16. When the third shaft rod 17 rotates, it drives the fourth bevel gear 22 to rotate through the third bevel gear 21, and when the fourth bevel gear 22 rotates, it drives the first shaft rod 8 to rotate; when the first bevel gear 11 rotates, it drives the second shaft rod 12 to rotate along the inside of the two second shaft sleeves 13, and when the second shaft rod 12 rotates, it drives the lower cleaning brush 15 to rotate, thereby effectively cleaning the lower insect-proof net 5; when the fourth bevel gear 22 rotates, it drives the rotating rod 23 to rotate along the inside of the fifth shaft sleeve 24, and when the rotating rod 23 rotates, it drives the upper cleaning brush 25 to clean the upper insect-proof net 3.

Claims

1. A ventilation device for a tomato planting greenhouse, comprising a device body (1), characterized in that: Four support rods (2) are fixedly installed on the top of the device body (1), a shielding shed (4) is fixedly installed between the tops of the four support rods (2), an upper insect-proof net (3) is fixedly installed in the middle of the top of the device body (1), a lower insect-proof net (5) is fixedly installed at the bottom of the device body (1), two installation rods (6) are symmetrically fixedly installed on the inner wall of the device body (1), a first shaft sleeve (7) is fixedly installed between the ends of the two installation rods (6) close to each other, a first shaft rod (8) is rotatably installed inside the first shaft sleeve (7), a ventilation fan (9) is fixedly installed at the bottom of the first shaft rod (8), and a cleaning ventilation component is provided between the upper side of the inside of the device body (1) and one side of the device body (1).

2. A ventilation device for a tomato planting greenhouse according to claim 1, characterized in that: The cleaning and ventilation assembly comprises a mounting plate (26), the mounting plate (26) being fixedly mounted on one side of the device body (1), a motor (10) being fixedly mounted on the bottom of the mounting plate (26), a first bevel gear (11) being fixedly mounted on the output end of the motor (10), a second shaft rod (12) being fixedly mounted on the bottom of the first bevel gear (11), a lower cleaning brush (15) being fixedly mounted on the bottom of the second shaft rod (12), the lower cleaning brush (15) being in close contact with the lower insect-proof net (5), two second shaft sleeves (13) being rotatably mounted on the surface of the second shaft rod (12), first fixing rods (14) being fixedly mounted on the surfaces of the second shaft sleeves (13), one end of the first fixing rod (14) being fixedly connected to the surface of the device body (1).

3. A ventilation device for a tomato planting greenhouse according to claim 2, characterized in that: One side of the first bevel gear (11) is meshedly connected with a second bevel gear (16); one side of the second bevel gear (16) is fixedly mounted with a third shaft rod (17); one side of the surface of the third shaft rod (17) is rotatably mounted with a third shaft sleeve (18); the surface of the third shaft sleeve (18) is fixedly connected to the device body (1); one end of the third shaft rod (17) extends into the interior of the device body (1) and is fixedly mounted with a third bevel gear (21); the other side of the surface of the third shaft rod (17) is rotatably mounted with a fourth shaft sleeve (19); a second fixed rod (20) is fixedly mounted on the surface of the fourth shaft sleeve (19); the bottom of the second fixed rod (20) is fixedly connected to one of the mounting rods (6).

4. A ventilation device for a tomato planting greenhouse according to claim 3, characterized in that: A fourth bevel gear (22) is meshedly connected to one side of the third bevel gear (21); the bottom of the fourth bevel gear (22) is fixedly connected to the top of the first shaft (8); a rotating rod (23) is fixedly installed on the top of the fourth bevel gear (22); the top of the rotating rod (23) extends to the upper part of the upper insect-proof net (3) and is fixedly installed with an upper cleaning brush (25); a fifth shaft sleeve (24) is rotatably installed on the surface of the rotating rod (23); and the surface of the fifth shaft sleeve (24) is fixedly connected to the top of the upper insect-proof net (3).

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