Air port structure of fresh air machine

Abstract

The utility model relates to the technical field of building ventilation equipment, and discloses a fresh air fan air port structure which comprises a shell frame, the upper end of the shell frame is connected with a connecting sleeve through a screw, a gasket is arranged at the contact end of the connecting sleeve and the shell frame, and bolts are distributed on the circumference of the lower wall in the shell frame. According to the utility model, the installation is simple and convenient, the arrangement of the connecting sleeve with a convex structure and the design of a protruding connecting port are adopted, so that the butt joint with a pipeline is convenient, and the installation efficiency is improved; the gasket is arranged between the connecting sleeve and the shell frame, so that the sealing performance is improved, and air leakage and vibration are reduced; the surface cover is magnetically adsorbed with the shell frame through a magnet, so that the surface cover is convenient to disassemble and clean; the size of a gap between the surface cover and the shell frame can be adjusted by adjusting the screwing-in depth of the bolt, the ventilation quantity can be controlled, and the good ventilation effect is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of building ventilation equipment, in particular to an air outlet structure of a new air fan. Background Art

[0002] The existing fresh air fan vent structure is often complicated to install, has poor sealing, and is not easy to clean and maintain. Therefore, designing a fresh air fan vent structure with simple structure, convenient installation, good sealing and easy cleaning has important practical value. 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 new air outlet structure of the fan, which effectively solves the problems raised in the above background.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a new air outlet structure of a fresh air fan, including an outer shell frame, the upper end of the outer shell frame is connected to a connecting sleeve by screws, a gasket is provided at the contact end of the connecting sleeve and the outer shell frame, bolts are distributed circumferentially on the lower wall inside the outer shell frame, the bolts are threadedly connected to the lower wall inside the outer shell frame, a magnet is connected to the lower end of the bolt, a surface cover is provided under the outer shell frame, the surface cover is magnetically connected to the magnet, and a gap is formed between the surface cover and the outer shell frame.

[0005] Preferably, both side ends of the outer shell frame are connected with mounting plates by screws.

[0006] Preferably, a waist-shaped groove is provided at the mounting plate corresponding to the screw connection.

[0007] Preferably, the connecting sleeve is arranged in a convex structure.

[0008] Compared with the prior art, the beneficial effects of the utility model are:

[0009] 1. The utility model is easy to install: it adopts a convex-shaped connecting sleeve, and the protruding connecting port design is convenient for connecting with the pipeline, thereby improving the installation efficiency;

[0010] 2. Good sealing: a gasket is set between the connecting sleeve and the shell frame to improve the sealing and reduce air leakage and vibration;

[0011] 3. Easy to clean: The cover is magnetically attached to the shell frame through magnets, which is convenient for disassembly and cleaning;

[0012] 4. Good ventilation effect: By adjusting the screwing depth of the bolts, the gap between the cover and the outer shell frame can be adjusted, the ventilation volume can be controlled, and a good ventilation effect can be achieved. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] 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.

[0014] In the attached picture:

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the gap opening of the utility model;

[0017] Figure 3 It is an exploded view of the utility model;

[0018] Figure 4 This is a schematic diagram of the structure of the square housing frame of the utility model;

[0019] In the figure: 1. outer shell frame; 2. connecting sleeve; 3. gasket; 4. bolt; 5. magnet; 6. face cover; 7. gap; 8. mounting plate; 9. waist-shaped groove. DETAILED DESCRIPTION

[0020] 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.

[0021] Embodiment 1, by Figure 1-Figure 4 The utility model includes a shell frame 1, the upper end of the shell frame 1 is connected with a connecting sleeve 2 by screws, the contact end of the connecting sleeve 2 and the shell frame 1 is provided with a gasket 3, the lower wall of the shell frame 1 is circumferentially distributed with bolts 4, the bolts 4 are threadedly connected with the lower wall of the shell frame 1, the lower end of the bolts 4 is connected with a magnet 5, a surface cover 6 is provided below the shell frame 1, the surface cover 6 is magnetically adsorbed and connected with the magnet 5, and a gap 7 is formed between the surface cover 6 and the shell frame 1;

[0022] Both side ends of the outer shell frame 1 are connected with mounting plates 8 by screws, which are used to install the structure on the ceiling;

[0023] A waist-shaped groove 9 is provided at the screw connection of the mounting plate 8 to facilitate adjustment of the position of the mounting plate 8;

[0024] The connecting sleeve 2 is arranged in a convex structure, which is convenient for connection with the pipeline.

[0025] Working principle: When in use, the vent structure is installed on the ceiling through the mounting plate 8, the connecting sleeve 2 at the upper end of the vent structure is connected to the pipeline, and the connecting sleeve 2 is arranged in a convex structure. The design of such a protruding connection port is convenient for docking with the pipeline, and the installation efficiency is improved. The gasket 3 arranged between the connecting sleeve 2 and the outer shell frame 1 improves the sealing performance, reduces air leakage and vibration, and in addition, the surface cover 6 is magnetically adsorbed with the outer shell frame 1 through the magnet 5, which is convenient for disassembly and cleaning. At the same time, the screwing depth of the adjusting bolt 4 can adjust the size of the gap 7 between the surface cover 6 and the outer shell frame 1, and the ventilation volume can be controlled to achieve a good ventilation effect;

[0026] The new type can be a circular outer shell frame 1 or a square outer shell frame 1.

Claims

1. A new air outlet structure of a fan, comprising a housing frame (1), characterized in that: The upper end of the outer shell frame (1) is connected to a connecting sleeve (2) by screws, and a gasket (3) is provided at the contact end of the connecting sleeve (2) and the outer shell frame (1). Bolts (4) are distributed around the circumference of the lower wall of the inner shell frame (1), and the bolts (4) are threadedly connected to the lower wall of the inner shell frame (1). The lower end of the bolt (4) is connected to a magnet (5). A surface cover (6) is provided below the outer shell frame (1), and the surface cover (6) is magnetically connected to the magnet (5), and a gap (7) is formed between the surface cover (6) and the outer shell frame (1).

2. The air outlet structure of a fresh air blower according to claim 1, characterized in that: Both side ends of the outer shell frame (1) are connected to mounting plates (8) via screws.

3. The air outlet structure of a fresh air blower according to claim 2, characterized in that: The mounting plate (8) is provided with a waist-shaped groove (9) at a position corresponding to the screw connection.

4. The air outlet structure of a fresh air blower according to claim 1, characterized in that: The connecting sleeve (2) is arranged in a convex structure.

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