A uniform air delivery FFU fan filtration device

Abstract

The utility model discloses an FFU fan filter device with uniform air supply, which relates to the technical field of FFU fan filter, and comprises a fan main body shell and a mounting assembly, wherein the front outer wall of the fan main body shell is fixedly connected with a mounting handle and an air inlet protection net, and the mounting assembly used for installation is arranged on the side outer wall of the fan main body shell, the front outer wall of the mounting fixing block is connected with a reset spring, and the end of the mounting key is connected with a positioning hole. The FFU fan filter device with uniform air supply is positioned by the provided mounting fixing block and the mounting position of the corresponding device, and the end of the mounting key passes through the corresponding device and enters the inside of the positioning hole, so as to realize the installation of the fan main body shell, and the installation can be realized by pulling and loosening, without screws and welding connection, so as to improve the installation efficiency, and the air guide cover is in a truncated cone shape, and the air guide cover can guide and balance the airflow passing through the filter bin, and the airflow is dispersed to prevent the air volume at the air outlet from gathering, so that the air outlet is more uniform.

Description

Technical Field

[0001] The utility model relates to the technical field of FFU fan filtering, in particular to an FFU fan filtering device with uniform air supply. Background Art

[0002] FFU fan, or fan filter unit, is one of the core equipment in a clean room. It is mainly composed of a fan, filter, control system and casing. The air flow is driven by the fan, and after being filtered by the filter, the clean air is sent into the clean room. During operation, the filter can block particles such as dust and bacteria to ensure the cleanliness of the air in the clean room.

[0003] The existing FFU fan filter device is usually connected to the corresponding equipment by screws, which is not convenient for quick installation and disassembly. After the external air is filtered and purified through the filter, the air volume at the outlet is gathered, the air outlet is not uniform, and the filter blockage will affect the purification and filtration effect.

[0004] Therefore, in view of this, the existing structure and defects are studied and improved, and an FFU fan filter device with uniform air supply is proposed. Utility Model Content

[0005] The utility model aims to provide a FFU fan filter device with uniform air supply to solve the problems raised in the above-mentioned background technology.

[0006] To achieve the above-mentioned objectives, the utility model provides the following technical solutions: an FFU fan filter device with uniform air supply, comprising a fan main body shell and an installation assembly, the front outer wall of the fan main body shell is fixedly connected with an installation handle and an air inlet protection net, and installation handles are provided on the left and right sides of the air inlet protection net, the installation assembly for installation is arranged on the side outer wall of the fan main body shell, and the installation assembly comprises an installation fixing block, a reset spring, an installation key and a positioning hole, the front outer wall of the installation fixing block is connected with a reset spring, and the end of the reset spring is provided with an installation key, and the end of the installation key is connected with the positioning hole.

[0007] Furthermore, the installation and fixing block is fixedly connected to the side outer wall of the fan main body shell, and the positioning hole is opened inside the installation and fixing block.

[0008] Furthermore, the installation components are provided in four groups, and the vertical center axis of the fan main body casing is consistent with the vertical center axis of the air inlet protection net.

[0009] Furthermore, a support frame is arranged inside the fan main body shell, and a power fan is arranged on the front outer wall of the support frame.

[0010] Furthermore, the rear outer wall of the support frame is provided with an anti-blocking component for preventing blocking, and the anti-blocking component includes a driving motor and a first supporting ring, and the rear end of the driving motor is connected to the first supporting ring.

[0011] Furthermore, the anti-blocking component also includes a scraper and a second support ring, the front outer wall of the first support ring is connected to the scraper, and the front end of the scraper is connected to the second support ring.

[0012] Furthermore, the rear outer wall of the support frame is connected to a filter bin, and the anti-clogging component is arranged inside the filter bin.

[0013] Furthermore, a guide cover is provided on the rear outer wall of the filter bin, and the outer wall of the scraper is in contact with the inner wall of the filter bin.

[0014] The utility model provides a FFU fan filter device with uniform air supply, which has the following beneficial effects:

[0015] 1. The FFU fan filter device with uniform air supply is positioned by the set installation fixing block and the installation position of the corresponding equipment. The installation key is loosened, the reset spring rebounds, and the reset spring drives the installation key to move. The end of the installation key passes through the corresponding equipment and enters the positioning hole, so as to realize the installation of the fan main body shell. The installation can be achieved by pulling and loosening, without screws and welding connections, thereby improving the installation efficiency.

[0016] 2. The FFU fan filter device with uniform air supply, the power fan can allow external air to enter the fan main body casing through the air inlet protection net, the air inlet protection net can protect the internal structure of the fan main body casing, and will not increase the resistance of air intake. The external air is filtered and purified through the filter bin. The air guide cover is frustum-shaped, and the air guide cover can guide and balance the airflow passing through the filter bin, disperse the airflow, prevent the air volume at the air outlet from gathering, and make the air outlet more uniform. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a schematic diagram of the anti-clogging component structure of an FFU fan filter device with uniform air supply of the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of a guide cover of an FFU fan filter device with uniform air supply according to the utility model;

[0019] Figure 3 This is a schematic diagram of the overall front view structure of an FFU fan filter device with uniform air supply of the utility model;

[0020] Figure 4 The utility model is a schematic diagram of the overall cross-sectional structure of an FFU fan filter device with uniform air supply.

[0021] In the figure: 1. Fan body casing; 2. Installation handle; 3. Air inlet protection net; 4. Installation assembly; 401. Installation fixing block; 402. Reset spring; 403. Installation key; 404. Positioning hole; 5. Support frame; 6. Power fan; 7. Anti-blocking assembly; 701. Drive motor; 702. First support ring; 703. Scraper; 704. Second support ring; 8. Filter compartment; 9. Air guide cover. DETAILED DESCRIPTION

[0022] The following is a further detailed description of the implementation of the present invention in conjunction with the accompanying drawings and examples. The following examples are used to illustrate the present invention, but cannot be used to limit the scope of the present invention.

[0023] like Figure 1-Figure 4 As shown, an FFU fan filter device with uniform air supply includes a fan main body casing 1 and a mounting assembly 4, the front outer wall of the fan main body casing 1 is fixedly connected with a mounting handle 2 and an air inlet protection net 3, and the left and right sides of the air inlet protection net 3 are provided with mounting handles 2, the mounting assembly 4 for installation is arranged on the side outer wall of the fan main body casing 1, and the mounting assembly 4 includes a mounting fixing block 401, a reset spring 402, a mounting key 403 and a positioning hole 404, the front outer wall of the mounting fixing block 401 is connected with a reset spring 402, and the end of the reset spring 402 is provided with a mounting key 403, and the end of the mounting key 403 is connected with a positioning hole 404, the mounting fixing block 401 is fixedly connected to the side outer wall of the fan main body casing 1, and the positioning hole 404 is opened in the interior of the mounting fixing block 401, and four groups of mounting assemblies 4 are provided, and the vertical central axis of the fan main body casing 1 is consistent with the vertical central axis of the air inlet protection net 3.

[0024] The specific operation is as follows: holding the installation handle 2 facilitates the movement and installation of the fan main body casing 1, and the device is installed together with the corresponding equipment, and the installation key 403 is pulled outward to compress the reset spring 402, and the positioning is performed through the set installation fixing block 401 and the installation position of the corresponding equipment, and the installation key 403 is released, and the reset spring 402 rebounds, and the reset spring 402 drives the installation key 403 to move, and the end of the installation key 403 passes through the corresponding equipment and enters the positioning hole 404, so as to realize the installation of the fan main body casing 1, and the installation can be achieved by pulling and loosening, without the need for screws and welding connections, thereby improving the installation efficiency.

[0025] like Figure 1-Figure 4As shown, a support frame 5 is provided inside the fan main body casing 1, and a power fan 6 is provided on the front outer wall of the support frame 5, an anti-clogging component 7 for anti-clogging is provided on the rear outer wall of the support frame 5, and the anti-clogging component 7 includes a driving motor 701 and a first supporting ring 702, and the rear end of the driving motor 701 is connected to the first supporting ring 702, the anti-clogging component 7 also includes a scraper 703 and a second supporting ring 704, the front outer wall of the first supporting ring 702 is connected to the scraper 703, and the front end of the scraper 703 is connected to the second supporting ring 704, the rear outer wall of the support frame 5 is connected to the filter bin 8, and the anti-clogging component 7 is arranged inside the filter bin 8, the rear outer wall of the filter bin 8 is provided with a guide cover 9, and the outer wall of the scraper 703 is in contact with the inner wall of the filter bin 8.

[0026] The specific operation is as follows: the power fan 6 can allow external air to enter the fan main body casing 1 through the air inlet protection net 3. The air inlet protection net 3 can protect the internal structure of the fan main body casing 1 and will not increase the resistance of air intake. The external air is filtered and purified through the filter bin 8. The air guide cover 9 is frustum-shaped. The air guide cover 9 can guide and balance the airflow passing through the filter bin 8, disperse the airflow, prevent the air volume from gathering at the air outlet, and make the air outlet more uniform.

[0027] The rotation of the end of the driving motor 701 drives the first support ring 702 to rotate, and the first support ring 702 drives the scraper 703 and the second support ring 704 to rotate. The first support ring 702 and the second support ring 704 support the scraper 703. The scraper 703 is close to the inner wall of the filter bin 8. While the scraper 703 rotates, the impurities and dust adhered to the inner wall of the filter bin 8 are scraped off to prevent the filter bin 8 from being blocked and affecting the purification and filtering effects, thereby reducing the frequency of disassembly and cleaning of the filter bin 8.

[0028] In summary, if Figure 1-Figure 4As shown, when using the FFU fan filter device with uniform air supply, first hold the installation handle 2 to facilitate moving and installing the fan main body housing 1, pull the installation key 403 outward, the reset spring 402 is compressed, release the installation key 403, the reset spring 402 rebounds, the reset spring 402 drives the installation key 403 to move, and the end of the installation key 403 passes through the corresponding device into the positioning hole 404, so as to achieve the installation of the fan main body housing 1, and the installation can be achieved by pulling and loosening, which improves the installation efficiency. The power fan 6 can allow external air to enter the fan main body through the air inlet protection net 3 Inside the body shell 1, the air inlet protection net 3 can protect the structure inside the fan body shell 1, and the deflector 9 can guide and balance the airflow passing through the filter bin 8, disperse the airflow, and make the air outlet more uniform. The end of the driving motor 701 rotates to drive the first support ring 702 to rotate, and the first support ring 702 drives the scraper 703 and the second support ring 704 to rotate. The scraper 703 is close to the inner wall of the filter bin 8. While the scraper 703 rotates, the impurities and dust adhered to the inner wall of the filter bin 8 are scraped off to prevent the filter bin 8 from being blocked and affecting the purification and filtering effects.

[0029] The embodiments of the present invention are provided for the purpose of illustration and description, and are not intended to be exhaustive or to limit the present invention to the disclosed forms. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments are selected and described to better illustrate the principles and practical applications of the present invention, and to enable those of ordinary skill in the art to understand the present invention and thereby design various embodiments with various modifications suitable for specific uses.

Claims

1. A FFU fan filter device for uniform air supply, comprising a fan main body housing (1) and a mounting assembly (4), characterized in that: The front outer wall of the fan main body casing (1) is fixedly connected with a mounting handle (2) and an air inlet protection net (3), and the left and right sides of the air inlet protection net (3) are provided with mounting handles (2). The mounting assembly (4) used for mounting is arranged on the side outer wall of the fan main body casing (1), and the mounting assembly (4) comprises a mounting fixing block (401), a return spring (402), a mounting key (403) and a positioning hole (404). The front outer wall of the mounting fixing block (401) is connected with a return spring (402), and the end of the return spring (402) is provided with a mounting key (403), and the end of the mounting key (403) is connected with the positioning hole (404).

2. The FFU fan filter device with uniform air supply according to claim 1, characterized in that: The mounting and fixing block (401) is fixedly connected to the side outer wall of the fan main body casing (1), and the positioning hole (404) is opened inside the mounting and fixing block (401).

3. The FFU fan filter device with uniform air supply according to claim 1, characterized in that: The installation components (4) are provided in four groups, and the vertical center axis of the fan main body casing (1) is consistent with the vertical center axis of the air inlet protection net (3).

4. The FFU fan filter device with uniform air supply according to claim 1, characterized in that: A support frame (5) is arranged inside the fan main body casing (1), and a power fan (6) is arranged on the front outer wall of the support frame (5).

5. The FFU fan filter device with uniform air supply according to claim 4 is characterized in that: An anti-blocking component (7) for preventing blockage is provided on the rear outer wall of the support frame (5), and the anti-blocking component (7) comprises a drive motor (701) and a first support ring (702), and the rear end of the drive motor (701) is connected to the first support ring (702).

6. The FFU fan filter device with uniform air supply according to claim 5, characterized in that: The anti-blocking component (7) further comprises a scraper (703) and a second support ring (704); the front outer wall of the first support ring (702) is connected to the scraper (703), and the front end of the scraper (703) is connected to the second support ring (704).

7. The FFU fan filter device with uniform air supply according to claim 4, characterized in that: The rear outer wall of the support frame (5) is connected to a filter bin (8), and the anti-clogging component (7) is arranged inside the filter bin (8).

8. The FFU fan filter device with uniform air supply according to claim 7, characterized in that: The rear outer wall of the filter bin (8) is provided with a flow guide cover (9), and the outer wall of the scraper (703) is in contact with the inner wall of the filter bin (8).

Images