Air circulation device for improving occupational disease harm

Abstract

The utility model discloses an air circulation device for improving occupational disease harm, which relates to the technical field of air circulation and comprises a device shell, two sides of one end of the device shell are chamfered inwards, a plurality of circular air outlets are formed in the front end of the device shell at equal intervals, and square air inlets are formed in the middles of chamfers on two sides of the device shell. A plurality of air inlet blades are installed on the inner side of the square air inlet at equal intervals, and air inlet holes are formed between the air inlet blades. The opening degree of the air inlet holes is adjusted through rotation of the fixed cylinders on the air inlet blades, air circulation in different environments is facilitated, the high efficiency of air circulation flowing is improved, the air circulation function can be achieved, the air filter element is matched with the air outlet fan, air is sucked and filtered conveniently, and the air filtering effect is improved. The convenience of air filtration is improved, the function of air circulation filtration can be achieved, and finally the problem that air is hard to fully circulate and filter due to occupational diseases is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of air circulation, in particular to an air circulation device for improving occupational disease hazards. Background Art

[0002] In the early days, air circulation devices were primarily used in industrial production environments to improve indoor air quality, reduce the concentration of harmful gases, and thus mitigate occupational hazards. These early devices were typically based on simple ventilation principles, such as natural or mechanical ventilation. Existing air circulation devices typically consist of fans and vents, air filters, exhaust ducts, control systems, and other ancillary equipment. However, existing air circulation devices can be prone to low air circulation efficiency during the air filtration process due to differences in usage and location. Furthermore, existing air circulation devices utilize different filter elements when used in different environments, resulting in limited adaptability. Therefore, the aforementioned technical issues need to be addressed. Utility Model Content

[0003] The purpose of the utility model is to solve the shortcomings of the prior art and to propose an air circulation device for improving occupational disease hazards.

[0004] In order to achieve the above-mentioned purpose, the present utility model adopts the following technical solution: an air circulation device for improving occupational disease hazards, comprising a device shell, the two sides of one end of the device shell are chamfered inward, and a plurality of circular air outlets are equidistantly provided at the front end of the device shell, square air inlets are provided in the middle of the chamfers on both sides of the device shell, a plurality of air intake blades are equidistantly installed on the inner side of the square air intake, and air intake holes are provided between the air intake blades.

[0005] Preferably, a barrier cloth is installed on one side of the circular air outlet, an air outlet fan is installed on the inner side of the barrier cloth, and a cross fixing block is installed on the rear side of the air outlet fan.

[0006] Preferably, a rear plate is installed on the rear side of the device housing, and a clamping block is clamped and installed on one side of the rear plate.

[0007] Preferably, air intake cavities are opened on both sides of the inner shell of the device, and a dustproof cloth is installed at the rear end of the air intake cavity. The dustproof cloth is clamped in the inner cavity of the device shell, and an air filter element is installed at the rear end of the dustproof cloth. Limiting plates are installed at the upper and lower ends of the air filter element, and the air filter element is clamped between the limiting plates. The limiting plates are L-shaped, and one end of the limiting plate is closed and the other end has a limiting hole.

[0008] Preferably, a limiting block is installed inside the limiting hole, and the limiting block is located inside the air circulation cavity inside the device housing.

[0009] Preferably, the middle of the air circulation cavity is divided into two upper and lower cavities by a fixing plate, and a diversion hole is installed at one end of the inner side of the air circulation cavity. The diversion holes are multiple equidistant through holes, and the other end of the diversion hole is an air outlet cavity.

[0010] Compared with the prior art, the beneficial effects of the present invention are as follows: in the present invention, the opening and closing degree of the air inlet hole is adjusted by rotating the fixed cylinder on the air inlet blade, which facilitates air circulation in different environments, improves the efficiency of air circulation flow, and thus can realize the function of air circulation, and then the air filter element and the exhaust fan cooperate with each other to facilitate the air to be inhaled and filtered, improves the convenience of air filtration, and thus can realize the function of air circulation filtration, and finally solves the problem that the air that is hazardous to occupational diseases is difficult to fully circulate and filter. BRIEF DESCRIPTION OF THE DRAWINGS

[0011] The drawings described herein are used to provide a further understanding of the present invention and constitute a part of this application. The exemplary embodiments of the present invention and their descriptions are used to explain the present invention and do not constitute an improper limitation of the present invention. In the drawings:

[0012] Figure 1 This is a schematic diagram of the overall three-dimensional structure proposed by the utility model;

[0013] Figure 2 This is a schematic diagram of the other side of the overall three-dimensional structure proposed by the utility model;

[0014] Figure 3 This is a schematic diagram of the front structure proposed by the utility model;

[0015] Figure 4 This is a schematic diagram of a top-view cross-sectional structure proposed by the utility model;

[0016] Figure 5 This is a schematic diagram of the rear cross-sectional structure proposed by the utility model.

[0017] Serial numbers in the figure: 1. Device housing; 2. Air inlet; 3. Air inlet blades; 4. Circular air outlet; 5. Back plate; 6. Clamping block; 7. Air filter element; 8. Limiting hole; 9. Limiting plate; 10. Fixing plate; 11. Diverter hole; 12. Cross fixing block; 13. Limiting block; 14. Air inlet cavity; 15. Air outlet cavity. DETAILED DESCRIPTION

[0018] The technical solutions in the embodiments of the present invention will be clearly and completely described below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all the embodiments.

[0019] Example: See Figure 1-5The utility model is an air circulation device for improving occupational disease hazards, comprising a device shell 1, the two sides of one end of the device shell 1 are chamfered inward, and a plurality of circular air outlets 4 are equidistantly provided at the front end of the device shell 1, a square air inlet is provided in the middle of the chamfered corners on both sides of the device shell 1, a plurality of intake blades 3 are equidistantly installed on the inner side of the square air inlet, and an air intake hole 2 is provided between the intake blades 3. Through the intake blades 3 and the air intake hole 2, it is convenient to adjust the air intake amount according to the amount of polluted air, effectively preventing the air from being inhaled by the staff; a barrier cloth is installed on one side of the circular air outlet 4, and an exhaust fan is installed on the inside of the barrier cloth, and a cross fixing block 12 is installed on the rear side of the exhaust fan, which facilitates the discharge of filtered air through the barrier cloth and the exhaust fan; a rear plate 5 is installed on the rear side of the device shell 1, and a clamping block 6 is clamped and installed on one side of the rear plate 5. The rear plate 5 and the clamping block 6 are connected to facilitate the replacement of the filter element or maintenance of the device.

[0020] In the present invention, air inlet cavities 14 are opened on both sides of the inner part of the device shell 1, and a dustproof cloth is installed at the rear end of the air inlet cavity 14. The dustproof cloth is snapped into the inner cavity of the device shell 1, and an air filter element 7 is installed at the rear end of the dustproof cloth. Limiting plates 9 are installed at the upper and lower ends of the air filter element 7, and the air filter element 7 is snapped between the limiting plates 9. The limiting plates 9 are L-shaped, and one end of the limiting plate 9 is closed and the other end is provided with a limiting hole 8. Through the limiting plates 9 and the limiting holes 8, the air filter element 7 can be effectively prevented from leaking. The air filter element 7 is displaced; a limiting block 13 is installed on the inside of the limiting hole 8, and the limiting block 13 is located on the inside of the air circulation cavity on the inside of the device housing 1; the middle part of the air circulation cavity is divided into two cavities, upper and lower, by the fixing plate 10, and a diversion hole 11 is installed at one end of the inner side of the air circulation cavity. The diversion hole 11 is a plurality of equally spaced through holes, and the other end of the diversion hole 11 is an air outlet cavity 15. Through the air circulation cavity and the diversion hole 11, the filtered air is evenly discharged from the interior of the device.

[0021] Working principle: When the utility model is used, first, the air with occupational hazards is sucked into the inside of the device through the air inlet holes 2 on both sides of the device shell 1, and then the air circulation rate and the amount of air entering can be increased by adjusting the angle of the air inlet blades 3. Then, the air inlet cavity 14 on both sides of the device shell 1 can effectively prevent the inhaled impurities from clogging the suction pipe. Then, the dustproof cloth on the suction pipe is used to prevent dust from entering the inside. Secondly, the air filter element 7 on the inside is used to filter the incoming air, and then the air is filtered through the limit plates 9 on both sides. The limiting block 13 on the inner side of the limiting hole 8 fixes the air filter element 7 on the inner side of the device, and then the air filter chamber is divided into two parts, upper and lower, through the fixing plate 10 on the inner side of the device, and then the wind force of the exhausted air is softened through the air outlet diversion hole 11, and then the filtered air in the air outlet cavity 15 is discharged through the air outlet fan and the cross fixing block 12, and then through the circular air outlet 4, it is convenient for the filtered air to circulate with the outside air, and finally through the rear plate 5 and the clamping block 6, it is convenient to replace the filter element or repair the device.

[0022] The above is only a preferred specific implementation method of the present invention, but the protection scope of the present invention is not limited to this. Any technician familiar with the technical field within the technical scope disclosed by the present invention can make equivalent replacements or changes based on the technical solution and utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. An air circulation device for improving occupational disease hazards, comprising a device housing (1), characterized in that: Both sides of one end of the device housing (1) are chamfered inwards, and a plurality of circular air outlets (4) are equidistantly provided at the front end of the device housing (1), and square air inlets are provided in the middle of the chamfers on both sides of the device housing (1), and a plurality of air inlet blades (3) are equidistantly installed inside the square air inlet, and air inlet holes (2) are provided between the air inlet blades (3).

2. The air circulation device for improving occupational disease hazards according to claim 1, characterized in that: A barrier cloth is installed on one side of the circular air outlet (4), an air outlet fan is installed on the inner side of the barrier cloth, and a cross fixing block (12) is installed on the rear side of the air outlet fan.

3. The air circulation device for improving occupational disease hazards according to claim 1, characterized in that: A rear plate (5) is installed on the rear side of the device housing (1), and a clamping block (6) is clamped and installed on one side of the rear plate (5).

4. The air circulation device for improving occupational disease hazards according to claim 3, characterized in that: Air intake cavities (14) are provided on both sides of the device housing (1), a dustproof cloth is installed at the rear end of the air intake cavity (14), the dustproof cloth is clamped in the cavity inside the device housing (1), and an air filter element (7) is installed at the rear end of the dustproof cloth, and limit plates (9) are installed at the upper and lower ends of the air filter element (7), and the air filter element (7) is clamped between the limit plates (9), the limit plates (9) are L-shaped, and one end of the limit plate (9) is closed and the other end has a limit hole (8).

5. The air circulation device for improving occupational disease hazards according to claim 4, characterized in that: A limiting block (13) is installed inside the limiting hole (8), and the limiting block (13) is located inside the air circulation cavity inside the device housing (1).

6. The air circulation device for improving occupational disease hazards according to claim 5, characterized in that: The middle of the air circulation cavity is divided into two upper and lower cavities by a fixing plate (10), and a diversion hole (11) is installed at one end of the inner side of the air circulation cavity. The diversion hole (11) is a plurality of equally spaced through holes, and the other end of the diversion hole (11) is an air outlet cavity (15).

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