Ventilation device

Abstract

The utility model discloses a ventilation device. The ventilation device comprises an air nozzle, a mounting bracket, a rear cover and a filtering module arranged between the air nozzle and the rear cover, wherein the air nozzle, the mounting bracket and the rear cover are detachably connected in sequence; a locking connection structure capable of penetrating through the mounting surface is arranged between the mounting bracket and the rear cover, so that the mounting bracket and the rear cover are locked and fixed on two opposite sides of the mounting surface; ventilation openings which are communicated with one another are formed in the middles of the tuyere, the mounting bracket and the rear cover; a shutter structure is arranged in a ventilation opening of the air nozzle. The fixing device is easy to operate, can be flexibly fixed on mounting surfaces such as tent cloth, a wall or a barrier plate in a non-destructive manner, and integrates multiple functions into a whole.

Description

TECHNICAL FIELD

[0001] The utility model relates to a plant planting ventilation device technical field, specifically for a kind of ventilation device that tent, greenhouse, planting box, planting cabinet and other devices use. BACKGROUND

[0002] In the field of plant cultivation, ventilation is one of the key factors to maintain a good ecological environment for cultivation. Whether it is a tent, a greenhouse, a planting box or a planting cabinet, an effective ventilation system is needed to regulate the internal air environment to meet the growth needs of plants.

[0003] At present, the existing ventilation devices of tent, greenhouse, planting box, planting cabinet and the like on the market are mostly directly ventilated by opening in the planting environment, which is not conducive to flexible adjustment of the ventilation environment, and the light of the plant lamp in the planting environment will enter outside the planting environment through the opening, causing light pollution. In addition, some greenhouses are provided with fan ventilation, which is fixed by screws or support frames and other structures, and the installation is complicated. UTILITY MODEL CONTENT

[0004] The utility model aims to provide a ventilation device, which is easy to install and can be fixed on the installation surface such as tent cloth, wall or partition plate without damage and flexibility.

[0005] To achieve the above-mentioned purpose, the following technical solutions are adopted:

[0006] A ventilation device includes a nozzle, a mounting bracket, a rear cover and a filter module built-in between the nozzle and the rear cover, which are connected in sequence in a detachable manner. A locking connection structure is provided between the mounting bracket and the rear cover to lock and fix the mounting bracket and the rear cover on the opposite sides of the installation surface. The central part of the nozzle, the mounting bracket and the rear cover is provided with a ventilation opening.

[0007] Preferably, the ventilation opening of the nozzle is provided with a louver structure.

[0008] Preferably, the mounting bracket includes a detachable front bracket shell and a rear bracket shell. The front end surface of the front bracket shell is detachably connected with the nozzle, and the rear end surface of the rear bracket shell is detachably connected with the rear cover.

[0009] Preferably, the nozzle, the front bracket shell, the rear bracket shell and the rear cover form a first inner cavity, and the filter module is arranged in the first inner cavity.

[0010] Preferably, the ventilation device further includes a fan. The front bracket shell, the rear bracket shell and the rear cover form a second inner cavity, and the fan is installed in the second inner cavity. The front bracket shell and the nozzle form a third inner cavity, and the filter module is arranged in the third inner cavity.

[0011] Preferably, the fan is mounted and fixed on the rear cover, and the fan can blow air in both forward and reverse directions.

[0012] Preferably, any one of the fixing structures of screw thread structure, buckle structure and magnetic attraction structure can be used between the air nozzle and the front shell of the support, and between the front shell of the support and the rear shell of the support.

[0013] Preferably, the filter module comprises one or more combinations of desiccant, activated carbon and filter cotton.

[0014] Preferably, the locking connection structure comprises a first fixing ring arranged on the rear end surface of the rear shell of the support, and a second fixing ring arranged in the rear cover; the first fixing ring and the second fixing ring are locked and fixed.

[0015] With the above scheme, the advantageous effects of the utility model are as follows:

[0016] The utility model provides a ventilation device, simple installation operation can be fixed on tent cloth, wall or blocking board and the like mounting surface without destructiveness and flexibility, integrates multiple functions, can realize filtering, deodorization, light shielding and the like functions, can also be connected with the equipment inside and outside the planting environment through the pipeline, and can be used for air exchange between two spaces. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is the explosion map of the embodiment 1 of the utility model;

[0018] Figure 2 It is the use state explosion map of the embodiment 1 of the utility model;

[0019] Figure 3 It is the explosion map of the embodiment 2 of the utility model;

[0020] Figure 4 It is the use state cross-sectional view of the embodiment 2 of the utility model;

[0021] Among them, the drawing mark explanation is as follows:

[0022] 1 - air nozzle, 2 - mounting support,

[0023] 3 - rear cover, 4 - filter module,

[0024] 5 - fan, 6 - mounting surface,

[0025] 21 - front shell of support, 22 - rear shell of support. DETAILED DESCRIPTION

[0026] The present invention will now be described in further detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the present invention and not intended to limit it. Furthermore, it should be noted that, for ease of description, the accompanying drawings show only the parts relevant to the present invention, and not the entire structure.

[0027] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0028] In the description of this embodiment, the terms "upper," "lower," "left," and "right," etc., refer to the orientation or positional relationship shown in the accompanying drawings. They are used only for ease of description and simplification of operation, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model. In addition, the terms "first" and "second" are only used for distinction in description and have no special meaning.

[0029] Reference Figures 1 to 4 As shown, this utility model provides a ventilation device, including a nozzle 1, a mounting bracket 2, and a rear cover 3, which are detachably connected in sequence, and a filter module 4 built into the nozzle 1 and the rear cover 3. A locking connection structure is provided between the mounting bracket 2 and the rear cover 3, which can pass through a mounting surface 6, to lock and fix the mounting bracket 2 and the rear cover 3 to opposite sides of the mounting surface 6. The mounting surface 6 can be a tent fabric, a wall, or a barrier board, etc., making the ventilation device suitable for various planting environments. The mounting bracket 2 includes a detachably connected front shell 21 and a rear shell 22; the front end of the front shell 21 is detachably connected to the nozzle 1, and the rear end of the rear shell 22 is detachably connected to the rear cover 3.

[0030] The locking connection structure comprises a first fixing ring arranged on the rear end surface of the bracket rear shell 22 and a second fixing ring arranged in the rear cover 3, and the first fixing ring is locked and fixed with the second fixing ring. In the locking connection structure, the first fixing ring on the rear end surface of the bracket rear shell 22 passes through the mounting surface 6 and is screwed on the mounting surface 6 with the second fixing ring on the rear cover 3. In order to facilitate installation, the threaded structure between the first fixing ring and the second fixing ring can also be replaced by a magnetic attraction structure, at this time, the threaded structure is not needed, and only a magnet needs to be arranged between the first fixing ring and the second fixing ring. In addition, the first fixing ring and the second fixing ring can also be connected by a buckle structure, at this time, the threaded structure is not needed, and only a buckle structure that can cooperate with each other needs to be arranged on the bracket rear shell 22 and the rear cover 3.

[0031] The middle parts of the air nozzle 1, the mounting bracket 2 and the rear cover 3 are all provided with ventilation openings that are mutually through; the ventilation opening of the air nozzle 1 is provided with a louver structure, which can achieve the light shielding effect together with the filter module 4, so as to prevent the light in the planting environment from irradiating outside the planting environment. The filter module 4 can add a drying agent for simple dehumidification, add activated carbon for air purification, and add filter cotton for dust prevention, so as to filter air and prevent mosquitoes and insects.

[0032] The air nozzle 1 and the bracket front shell 21, and the bracket front shell 21 and the bracket rear shell 22 can all be fixed by using any one of a threaded structure, a buckle structure and a magnetic attraction structure. The filter module 4 comprises one or more combinations of a drying agent, activated carbon and filter cotton.

[0033] Sometimes, the user uses an environment adjusting device when planting, and the environment adjusting device can be placed outside or inside the planting environment or both inside and outside. The environment adjusting device can be connected with the ventilation device provided by the utility model through a pipeline, at this time, the ventilation device adopts a circular structure, whether a fan 5 is arranged inside the ventilation device can be determined according to actual needs. The environment adjusting device usually comprises a heater, an air conditioner, a humidifier, a dehumidifier, an activated carbon filter and the like.

[0034] The shapes of the air nozzle 1, the mounting bracket 2 and the rear cover 3 can be circular or square. When being circular, the filter module 4 inside is correspondingly provided with a circular structure, and the bracket rear shell 22 and the rear cover 3 can be fixed on the opposite sides of the mounting surface 6 by using a threaded structure, a magnetic attraction structure or a buckle structure. When being square, the filter module 4 inside is correspondingly provided with a square structure, and the bracket rear shell 22 and the rear cover 3 can be fixed on the opposite sides of the mounting surface 6 by using a magnetic attraction structure or a buckle structure.

[0035] The ventilation device provided by the utility model comprises two schemes of no fan and fan:

[0036] Example 1 : (No fan solution)

[0037] The first inner cavity is formed between the tuyere 1, the bracket front shell 21, the bracket rear shell 22 and the rear cover 3, and the filter module 4 is arranged in the first inner cavity. Please continue to refer to Figure 1 The tuyere 1 and the bracket front shell 21 are fixed by a threaded structure, the bracket front shell 21 and the bracket rear shell 22 are fixed by a buckle structure, the tuyere 1, the bracket front shell 21 and the bracket rear shell 22 are fixed into an assembly, and the bracket rear shell 22 is connected with the rear cover 3 by a threaded structure. Please continue to refer to Figure 2 In actual use, the filter module 4 is placed in the first inner cavity formed by the tuyere 1, the bracket front shell 21, the bracket rear shell 22 and the rear cover 3.

[0038] Further, no other structure is arranged in the ventilation opening of the bracket front shell 21 and the bracket rear shell 22, and a mesh structure is arranged in the ventilation opening of the rear cover 3, so that the first inner cavity that can be ventilated is formed between the louver structure of the tuyere 1 and the mesh structure of the rear cover 3, and the filter module 4 is limited between the louver structure and the mesh structure.

[0039] Example 2: (With fan solution)

[0040] The ventilation device further comprises a fan 5; a second inner cavity is formed between the bracket front shell 21, the bracket rear shell 22 and the rear cover 3, and the fan 5 is arranged in the second inner cavity; a third inner cavity is formed between the bracket front shell 21 and the tuyere 1, and the filter module 4 is arranged in the third inner cavity. The fan 5 is fixed on the rear cover 3, and the fan 5 can blow air in the forward and reverse directions, and the blowing direction can be switched according to actual needs to realize forward and reverse air exchange.

[0041] Please continue to refer to Figures 3-4 The tuyere 1 and the bracket front shell 21 are connected by a threaded structure, and the bracket front shell 21 and the bracket rear shell 22 are fixed by a buckle structure. The filter module 4 is placed in the third inner cavity formed between the bracket front shell 21 and the tuyere 1, and the fan 5 is fixed in the rear cover 3 by a screw. The fan 5 can be reversed, so that the air outside the planting environment can be introduced into the planting environment, or the air in the planting environment can be discharged to the outside of the planting environment. The user can adjust the fan 5 speed according to the needs, and the user can adjust the fan 5 speed according to the environmental parameters, including temperature and humidity, carbon dioxide concentration, VPD value and the like.

[0042] Further, a plurality of blocking strips are arranged in the ventilation opening of the bracket front shell 21, no other structure is arranged in the ventilation opening of the bracket rear shell 22, and a mesh structure is arranged in the ventilation opening of the rear cover 3, so that the second inner cavity that can be ventilated is formed between the blocking strips of the bracket front shell 21 and the mesh structure of the rear cover 3, and the fan 5 is fixed and installed in the middle of the mesh structure of the rear cover 3. In addition, the third inner cavity that can be ventilated is formed between the blocking strips of the bracket front shell 21 and the louver structure of the tuyere 1, and the filter module 4 is limited between the louver structure and the blocking strips.

[0043] The above are only preferred embodiments of the present application, and are not used to limit the present application, and any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application. Apparently, the above embodiments of the present application are only examples for clearly explaining the present application, and are not used to limit the implementation manner of the present application. For ordinary skilled in the art, various obvious changes, re-adjustment and replacement can be made without departing from the protection scope of the present application. Here, it is not necessary and also impossible to enumerate all the implementation manners. Any modification, equivalent replacement and improvement made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. A ventilation device, characterized in that The air nozzle, the mounting bracket, the rear cover and the filter module are sequentially detachably connected; the mounting bracket and the rear cover are provided with a lock connection structure which can pass through the mounting surface, so as to lock and fix the mounting bracket and the rear cover on the opposite sides of the mounting surface; the air nozzle, the mounting bracket and the rear cover are provided with ventilation openings which are mutually through.

2. The venting device of claim 1, wherein, The ventilation opening of the air nozzle is provided with a louver structure.

3. The venting device of claim 1, wherein, The mounting bracket comprises a bracket front shell and a bracket rear shell which are detachably connected; the front end surface of the bracket front shell is detachably connected with the air nozzle, and the rear end surface of the bracket rear shell is detachably connected with the rear cover.

4. The venting device of claim 3, wherein, The air nozzle, the bracket front shell, the bracket rear shell and the rear cover form a first inner cavity, and the filter module is arranged in the first inner cavity.

5. The venting device of claim 3, wherein, The ventilation device further comprises a fan; the bracket front shell, the bracket rear shell and the rear cover form a second inner cavity, and the fan is arranged in the second inner cavity; the bracket front shell and the air nozzle form a third inner cavity, and the filter module is arranged in the third inner cavity.

6. The venting device of claim 5, wherein, The fan is fixed on the rear cover, and the fan can blow air in the forward and reverse directions.

7. The venting device of claim 3, wherein The air nozzle and the bracket front shell, and the bracket front shell and the bracket rear shell can be fixed by any one of a threaded structure, a buckle structure and a magnetic attraction structure.

8. The venting device of claim 1, wherein, The filter module comprises one or more combinations of a drying agent, activated carbon and filter cotton.

9. The venting device of claim 3, wherein, The lock connection structure comprises a first fixing ring arranged on the rear end surface of the bracket rear shell and a second fixing ring arranged in the rear cover; and the first fixing ring and the second fixing ring are lock fixed.

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