Air vent device with closed dustproof function

Abstract

The utility model discloses an air vent device with a closed dustproof function, which relates to the technical field of greenhouse air vent devices and comprises a greenhouse film and a closing mechanism, a mounting mechanism for stable mounting is arranged on the inner side and the outer side of the greenhouse film in a penetrating manner, and the closing mechanism for closed dustproof is arranged in the middle of the inner side of the mounting mechanism. The closing mechanism comprises a disc baffle, a rotating shaft, a fixed gear, a chain pull rope, a limiting block, a second magnetic suction cup and a limiting baffle. Compared with an existing device, according to the air port ventilation device with the closed dust prevention function, through cooperation of all parts of the closing mechanism, closing and opening operation between the disc baffle and the inner air outlet cover can be completed, so that shielding can be conducted when ventilation is not needed, and dust and the like are prevented from entering a greenhouse to cause adverse effects; and meanwhile, the rotating mechanical structure of the disc baffle is simple, operation is convenient, cost can be saved during arrangement, and follow-up maintenance and adjustment are more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of greenhouse air outlet vent devices, in particular to an air outlet vent device with closed dustproof function. Background Art

[0002] The temperature in the greenhouse varies greatly due to factors such as indoor and outdoor temperature, light, wind force, wind direction, soil and temperature inside the greenhouse. Therefore, the air vents in the greenhouse need to be opened and closed frequently to adjust the growth environment of vegetables in the greenhouse and adapt to the growth of vegetables. At present, the ventilation of greenhouses is generally achieved by setting multiple circular vents on the back wall, and all the vents are opened during ventilation.

[0003] However, the existing ventilation devices are often opened by external equipment control, which often increases the cost of use and the complexity of the shed. At the same time, when damage occurs, it is more troublesome to maintain and requires a certain maintenance cost.

[0004] Therefore, the existing structure and defects are studied and improved, and an air outlet vent device with closed dust prevention is provided, in order to achieve a purpose with greater practical value. Utility Model Content

[0005] The purpose of the utility model is to provide an air vent device with closed dustproof tuyere, so as to solve the problem mentioned in the above background technology that the existing air vent devices are often opened by external equipment during use, which often increases the cost of use and the complexity of the shed body during use, and at the same time, when damaged, it is troublesome to maintain and requires a certain maintenance cost.

[0006] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a vent vent device with closed dust protection, comprising a greenhouse film and a closing mechanism, wherein the inner and outer sides of the greenhouse film are penetrated with mounting mechanisms for stable mounting, and the closing mechanism for closed dust protection is arranged at the inner middle part of the mounting mechanism, and the closing mechanism comprises a disc baffle, a rotating shaft, a fixed gear, a chain pull rope, a limit block, a second magnetic suction cup and a limit baffle, a rotating shaft is fixed at both ends of the disc baffle, and a fixed gear is fixed at one end of the rotating shaft, a chain pull rope is connected to the lower middle part of the fixed gear, a limit block is fixed to the other end surface of the rotating shaft, and a second magnetic suction cup is fixed to one side surface of the limit block, and a limit baffle is arranged on one side of the second magnetic suction cup.

[0007] Furthermore, the mounting mechanism includes an outgoing air hood and an inner air hood, and the inner air hood is arranged on the opposite side of the outgoing air hood.

[0008] Furthermore, the mounting mechanism also includes mounting screws, and the outer surface of the outgoing air hood is installed with mounting screws.

[0009] Furthermore, the mounting mechanism also includes an outer support rod and a first magnetic suction cup. The outer support rods are fixed on both sides of the exterior of the outgoing air hood, and the first magnetic suction cup is fixed on the front end surface of the outer support rod.

[0010] Furthermore, the mounting mechanism also includes an inner support rod, and an inner support rod is arranged on the opposite side of the outer support rod.

[0011] Furthermore, the disc baffle is rotatably connected to the inner air outlet hood via a rotating shaft, a fixed gear, and a chain pull rope, and the limit baffle is fixedly connected to the inner air outlet hood.

[0012] Compared with the prior art, the utility model provides a closed dustproof vent vent device, which has the following beneficial effects:

[0013] 1. The utility model can complete the closing and opening operations between the disc baffle and the inner air outlet cover through the cooperation between the various parts of the closing mechanism, so that it can be shielded when there is no need to release air to prevent dust from entering the greenhouse and causing adverse effects. At the same time, the rotating mechanical structure of the disc baffle is simple and easy to operate, which can save costs during setting and is also conducive to more convenient subsequent maintenance and adjustment;

[0014] 2. The utility model can support the installed outgoing wind hood and the inner wind hood and the greenhouse film through the cooperation between the various parts of the installation mechanism, so as to improve the stability of the wind hood after installation and when releasing air, and avoid collapse and deformation when subjected to force or when the greenhouse film is soft. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a schematic diagram of the internal structure of a closed dustproof vent vent inner air outlet cover of the utility model;

[0016] Figure 2 This is a schematic diagram of the top view of the structure of an outgoing wind cover of an air outlet venting device with closed dust protection according to the utility model;

[0017] Figure 3 The utility model is a venting device with closed dustproof vent Figure 1 The enlarged structural diagram at A in the middle;

[0018] Figure 4 The utility model is a schematic structural diagram of a side view of a rotating shaft of an air outlet venting device with closed dust protection.

[0019] In the figure: 1. Greenhouse film; 2. Installation mechanism; 201. Outer air hood; 202. Inner air hood; 203. Installation screws; 204. Outer support rod; 205. First magnetic suction cup; 206. Inner support rod; 3. Closing mechanism; 301. Disc baffle; 302. Rotating shaft; 303. Fixed gear; 304. Chain pull rope; 305. Limit block; 306. Second magnetic suction cup; 307. Limit baffle. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the utility model and are not used to limit the utility model.

[0021] Unless otherwise defined, all technical and scientific terms used herein have the same meaning as commonly understood by technicians in the technical field of the present invention; the terms used in the specification of the present invention are only for the purpose of describing specific embodiments and are not intended to limit the present invention; the term "and / or" used herein includes any and all combinations of one or more related listed items.

[0022] like Figure 1 , Figure 3 and Figure 4 As shown, a vent vent device with closed dust prevention includes a greenhouse film 1 and a closing mechanism 3. The inner and outer sides of the greenhouse film 1 are penetrated with a mounting mechanism 2 for stable mounting. The closing mechanism 3 for closed dust prevention is arranged at the inner middle part of the mounting mechanism 2. The closing mechanism 3 includes a disc baffle 301, a rotating shaft 302, a fixed gear 303, a chain pull rope 304, a limit block 305, a second magnetic suction cup 306 and a limit baffle 307. The rotating shaft 302 is fixed at both ends of the disc baffle 301, and the rotating shaft 30 2 is fixed with a fixed gear 303, a chain pull rope 304 is connected to the lower middle part of the fixed gear 303, a limit block 305 is fixed to the other end surface of the rotating shaft 302, and a second magnetic chuck 306 is fixed to one side surface of the limit block 305, and a limit baffle 307 is arranged on one side of the second magnetic chuck 306, the disc baffle 301 is rotatably connected to the inner air outlet cover 202 through the rotating shaft 302, the fixed gear 303, and the chain pull rope 304, and the limit baffle 307 is fixedly connected to the inner air outlet cover 202;

[0023] By fixing the gear 303 and the chain pull rope 304, when needed, the rotating shaft 302 can be pulled together with the disc baffle 301 to rotate. By using the two sets of limit blocks 305 and the second magnetic suction cup 306, the rotating shaft 302 can be adsorbed and fixed with the two sets of limit baffles 307 when rotating forward and reversely, so that the closing and opening operations between the disc baffle 301 and the inner air outlet cover 202 can be completed, so that when there is no need to release air, it can be shielded to prevent dust from entering the greenhouse and causing adverse effects. At the same time, the rotating mechanical structure of the disc baffle 301 is simple and easy to operate, which can save costs during setting and is also conducive to more convenient subsequent maintenance and adjustment.

[0024] like Figure 1 and Figure 2 As shown, the mounting mechanism 2 includes an outgoing air hood 201 and an inner air outlet hood 202, the inner air outlet hood 202 is arranged on the opposite side of the outgoing air hood 201, the mounting mechanism 2 also includes mounting screws 203, the outer surface of the outgoing air hood 201 is mounted with mounting screws 203, the mounting mechanism 2 also includes an outer support rod 204 and a first magnetic suction cup 205, the outer support rod 204 is fixed on both sides of the outside of the outgoing air hood 201, and the front end surface of the outer support rod 204 is fixed with the first magnetic suction cup 205, the mounting mechanism 2 also includes an inner support rod 206, the opposite side of the outer support rod 204 An inner support rod 206 is arranged on the vertical side, and by installing the screws 203, the outer wind hood 201 and the inner wind outlet hood 202 can be twisted and assembled with the greenhouse film 1, so as to realize the through-flow and complete the ventilation of the greenhouse. The outer support rod 204 and the inner support rod 206 can be adsorbed together by the first magnetic suction cup 205, so as to support the installed outer wind hood 201 and the inner wind outlet hood 202 with the greenhouse film 1, so as to improve the stability of the wind hood after installation and during ventilation, and avoid collapse and deformation when subjected to force or when the greenhouse film 1 is soft.

[0025] Working principle: When using the air outlet venting device with closed dust prevention, firstly, by installing the screws 203, the outer air hood 201 and the inner air outlet hood 202 can be twisted and assembled with the greenhouse film 1, so as to realize the through-type ventilation of the greenhouse, and then the outer support rod 204 and the inner support rod 206 can be adsorbed together through the first magnetic suction cup 205, so as to support the installed outer air hood 201 and the inner air outlet hood 202 with the greenhouse film 1. At this time, the fixed gear 303 and the chain pull rope 304 can be pulled when needed to rotate the rotating shaft 302 together with the disc baffle 301, and then the two groups of limit blocks 305 and the second magnetic suction cup 306 are used. Finally, when the rotating shaft 302 rotates forward and backward, it can be adsorbed and fixed with the two groups of limit baffles 307, so as to complete the closing and opening operations between the disc baffle 301 and the inner air outlet hood 202.

[0026] The above are only preferred embodiments of the present invention and are not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A venting device with a closed dustproof air outlet, comprising a greenhouse film (1) and a closing mechanism (3), characterized in that: The greenhouse film (1) is provided with a mounting mechanism (2) for stable mounting on both the inner and outer sides thereof; the closing mechanism (3) for closing and dustproofing is arranged at the inner middle part of the mounting mechanism (2); the closing mechanism (3) comprises a disc baffle (301), a rotating shaft (302), a fixed gear (303), a chain pull rope (304), a limit block (305), a second magnetic suction cup (306) and a limit baffle (307); the rotating shaft (302) is fixed at both ends of the disc baffle (301); the fixed gear (303) is fixed at one end of the rotating shaft (302); the middle lower part of the fixed gear (303) is connected with a chain pull rope (304); the other end surface of the rotating shaft (302) is fixed with a limit block (305); the second magnetic suction cup (306) is fixed on one side surface of the limit block (305); and a limit baffle (307) is arranged on one side of the second magnetic suction cup (306).

2. The closed dustproof vent device according to claim 1, characterized in that: The mounting mechanism (2) comprises an outgoing air hood (201) and an inner air hood (202), and the inner air hood (202) is arranged on the opposite side of the outgoing air hood (201).

3. The closed dustproof vent vent device according to claim 2, characterized in that: The mounting mechanism (2) further comprises mounting screws (203), and the outer surface of the outgoing air cover (201) is mounted with mounting screws (203).

4. The closed dustproof vent vent device according to claim 2, characterized in that: The mounting mechanism (2) further comprises an outer support rod (204) and a first magnetic suction cup (205); the outer support rods (204) are fixed to both sides of the exterior of the outgoing air hood (201); and the first magnetic suction cup (205) is fixed to the front end surface of the outer support rod (204).

5. The closed dustproof vent vent device according to claim 4, characterized in that: The mounting mechanism (2) further comprises an inner support rod (206), and an inner support rod (206) is arranged on the opposite side of the outer support rod (204).

6. The closed dustproof vent vent device according to claim 2, characterized in that: The disc baffle (301) is rotatably connected to the inner air outlet cover (202) via a rotating shaft (302), a fixed gear (303), and a chain pull rope (304), and the limit baffle (307) is fixedly connected to the inner air outlet cover (202).

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