Ventilation filter screen mounting mechanism

Abstract

The utility model relates to the field of ventilation equipment, and discloses a ventilation filter screen mounting mechanism which comprises a ventilation pipeline, a filtering mechanism and a protection mechanism, the filtering mechanism is detachably mounted at the air outlet end of the ventilation pipeline and used for preventing impurities from entering the ventilation pipeline, and the protection mechanism is arranged in the ventilation pipeline and used for preventing impurities from entering the ventilation pipeline. The protection mechanism is used for controlling the ventilation pipeline to be opened and closed, the protection mechanism comprises a rotating plate and a driving part, the rotating plate is installed on the inner wall of the ventilation pipeline through a rotating shaft, the driving part is arranged at one end of the rotating shaft, the filtering mechanism comprises a frame plate, a filtering part and at least two sets of lug plates, and the filtering part is fixedly connected into the frame plate. Through cooperation of the rotating plate, the rotating shaft and the driving piece, when the filtering mechanism needs to be cleaned and detached, the driving piece can drive the rotating plate to rotate around the rotating shaft to be vertical, so that the ventilation pipeline is sealed, and pollution caused by exposure of the interior of the ventilation pipeline is prevented.

Description

Technical Field

[0001] The present application relates to the field of ventilation equipment, and in particular to a ventilation filter installation mechanism. Background Art

[0002] Ventilation, also known as air exchange, is to use mechanical or natural methods to deliver enough fresh air into the indoor space, and at the same time discharge the dirty air that does not meet the hygienic requirements of the room, so that the indoor air meets the hygienic requirements and the needs of the production process. During the use of ventilation equipment, in order to ensure the clean air, a filter is usually installed at the outlet of the ventilation duct to filter the air. After a period of use, dust will remain on the surface of the filter, and the filtering performance will decrease. It needs to be removed for cleaning. However, during the removal and cleaning of the filter, the ventilation duct is open, and dust in the air can enter the duct, causing pollution. For this reason, a ventilation filter installation mechanism is proposed. Utility Model Content

[0003] In order to solve the problem that during the process of filter removal and cleaning, the ventilation duct is open and dust in the air can enter the duct and cause pollution, the present application provides a ventilation filter installation mechanism.

[0004] The present application provides a ventilation filter installation mechanism that adopts the following technical solution:

[0005] A ventilation filter installation mechanism comprises a ventilation duct, a filtering mechanism and a protective mechanism, wherein the filtering mechanism is detachably installed at the air outlet end of the ventilation duct and is used to prevent impurities from entering the interior of the ventilation duct, the protective mechanism is arranged inside the ventilation duct and is used to control the opening and closing of the ventilation duct, the protective mechanism comprises a rotating plate and a driving member, the rotating plate is installed on the inner wall of the ventilation duct through a rotating shaft, and the driving member is arranged at one end of the rotating shaft.

[0006] Preferably, the filtering mechanism comprises a frame plate, a filter element and an ear plate, the filter element is fixedly connected to the frame plate, at least two groups of ear plates are provided, and the two groups of ear plates are fixedly installed on both sides of the frame plate, and the ear plates are connected to the ventilation duct by fixing bolts.

[0007] Preferably, the four corners of the frame plate surface are fixedly connected with clamping columns, and the surface of the ventilation duct is provided with clamping grooves adapted to the clamping columns, and the clamping columns are embedded in the clamping grooves.

[0008] Preferably, the driving member includes a gear, a toothed plate meshing with the gear, and a housing, the gear is fixedly mounted on one end of the rotating shaft, and a slide groove is provided on the surface of the housing, a slider is provided inside the slide groove, and the slider is fixedly connected to the toothed plate, a guide rod is slidably connected inside the slider, one end of the guide rod is fixedly connected to the housing, and a spring is sleeved on the surface of the guide rod, one end of the spring is fixedly connected to the slider, and the other end of the spring is fixedly connected to the housing, a push rod is fixedly connected to the surface of the frame plate, the push rod is arranged parallel to the slide groove, and the push rod can push the slider.

[0009] Preferably, a baffle is fixedly connected to the inner wall of the ventilation duct, and the baffle is located at the rotating end of the rotating plate.

[0010] In summary, this application includes the following beneficial technical effects:

[0011] The utility model cooperates with a rotating plate, a rotating shaft and a driving member. When the filter mechanism needs to be cleaned and disassembled, the driving member can drive the rotating plate to rotate around the rotating shaft to a vertical state, thereby closing the ventilation duct to prevent the interior of the ventilation duct from being exposed and causing pollution. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a schematic diagram of the overall structure of the embodiment of the application;

[0013] Figure 2 It is a schematic diagram of the structure of a part of the embodiment of the application;

[0014] Figure 3 is a cross-sectional view of a housing of an embodiment of the application;

[0015] Figure 4 is a cross-sectional view of a ventilation duct according to an embodiment of the application;

[0016] Figure 5 It is a schematic diagram of the structure of the filtering mechanism of the application embodiment.

[0017] Explanation of the accompanying reference numerals: 1. ventilation duct; 2. frame plate; 3. filter element; 4. housing; 5. slide groove; 6. slider; 7. spring; 8. guide rod; 9. gear; 10. tooth plate; 11. fixing bolt; 12. ear plate; 13. clamping column; 14. clamping groove; 15. baffle; 16. rotating plate; 17. rotating shaft; 18. push rod. DETAILED DESCRIPTION

[0018] The following is combined with Figure 1-5 This application is described in further detail.

[0019] An embodiment of the present application discloses a ventilation filter installation mechanism, including a ventilation duct 1, a filtering mechanism and a protective mechanism. The filtering mechanism is detachably installed at the air outlet end of the ventilation duct 1 to prevent impurities from entering the interior of the ventilation duct 1. The protective mechanism is arranged inside the ventilation duct 1 to control the opening and closing of the ventilation duct 1. The protective mechanism includes a rotating plate 16 and a driving member. The rotating plate 16 is installed on the inner wall of the ventilation duct 1 through a rotating shaft 17, and the driving member is arranged at one end of the rotating shaft 17.

[0020] Furthermore, the filtering mechanism includes a frame plate 2, a filter element 3 and an ear plate 12. The filter element 3 is fixedly connected to the frame plate 2. At least two groups of ear plates 12 are provided, and the two groups of ear plates 12 are fixedly installed on both sides of the frame plate 2. The ear plates 12 are connected to the ventilation duct 1 through fixing bolts 11.

[0021] Furthermore, the four corners of the frame plate 2 are fixedly connected with clamping columns 13 , and the surface of the ventilation duct 1 is provided with clamping grooves 14 adapted to the clamping columns 13 , and the clamping columns 13 are embedded in the clamping grooves 14 .

[0022] In this embodiment, by setting the fixing bolts 11 and cooperating with the ear plates 12, the frame plate 2 can be conveniently installed on the air outlet end of the ventilation duct 1, and by setting the clamping column 13 and cooperating with the clamping groove 14, when installing the frame plate 2, the clamping column 13 on the frame plate 2 can be inserted into the corresponding clamping groove 14 to align the frame plate 2 with the ventilation duct 1.

[0023] Furthermore, the driving member includes a gear 9, a toothed plate 10 meshing with the gear 9, and a housing 4. The gear 9 is fixedly mounted on one end of the rotating shaft 17, and a slide groove 5 is provided on the surface of the housing 4. A slider 6 is provided inside the slide groove 5, and the slider 6 is fixedly connected to the toothed plate 10. A guide rod 8 is slidably connected inside the slider 6, one end of the guide rod 8 is fixedly connected to the housing 4, and a spring 7 is sleeved on the surface of the guide rod 8, one end of the spring 7 is fixedly connected to the slider 6, and the other end of the spring 7 is fixedly connected to the housing 4. A push rod 18 is fixedly connected to the surface of the frame plate 2, the push rod 18 is arranged parallel to the slide groove 5, and the push rod 18 can push the slider 6.

[0024] Furthermore, a baffle 15 is fixedly connected to the inner wall of the ventilation duct 1 , and the baffle 15 is located at the rotation end of the rotating plate 16 .

[0025] In this embodiment, when the frame plate 2 and the filter element 3 are installed, since the push rod 18 is aligned with the slider 6, the push rod 18 will push the slider 6 and the tooth plate 10, and the movement of the slider 6 will squeeze the spring 7 to compress the spring 7, and the movement of the tooth plate 10 will drive the gear 9 to rotate, and the rotating shaft 17 connected to the gear 9 will rotate, and the rotating plate 16 will open; when it is necessary to disassemble the frame plate 2 and the filter element 3, first unscrew the fixing bolt 11, and then remove the clamping column 13 from the clamping groove 14, the push rod 18 on the frame plate 2 is separated from the slider 6, the compressed spring 7 is extended, and the slider 6 and the tooth plate 10 are reset, the gear 9 is reversed, the rotating shaft 17 and the rotating plate 16 are reset, and the rotating plate 16 moves to a vertical state, and the bottom of the rotating plate 16 is attached to the baffle 15, thereby closing the ventilation duct 1 to prevent the ventilation duct 1 from being contaminated when the frame plate 2 and the filter element 3 are removed.

[0026] Finally, a few points should be explained: First, in the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installed", "connected", and "connected" should be understood in a broad sense, which may refer to mechanical connection or electrical connection, or internal communication between two components, or direct connection. "upper", "lower", "left", "right", etc. are only used to indicate relative positional relationships. When the absolute position of the object being described changes, the relative positional relationship may change;

[0027] Secondly: In the drawings of the embodiments disclosed in the present utility model, only the structures related to the embodiments disclosed in the present utility model are involved, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0028] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

[0029] The above are all preferred embodiments of the present application, and the protection scope of the present application is not limited thereto. Therefore, any equivalent changes made according to the structure, shape, and principle of the present application should be included in the protection scope of the present application.

Claims

1. A ventilation filter installation mechanism, It is characterized in that The invention comprises a ventilation duct (1), a filtering mechanism and a protective mechanism, wherein the filtering mechanism is detachably mounted on the air outlet end of the ventilation duct (1) and is used to prevent impurities from entering the interior of the ventilation duct (1); the protective mechanism is arranged inside the ventilation duct (1) and is used to control the opening and closing of the ventilation duct (1); the protective mechanism comprises a rotating plate (16) and a driving member, the rotating plate (16) is mounted on the inner wall of the ventilation duct (1) via a rotating shaft (17), and the driving member is arranged at one end of the rotating shaft (17).

2. A ventilation filter installation mechanism according to claim 1, It is characterized in that The filtering mechanism comprises a frame plate (2), a filter element (3) and an ear plate (12); the filter element (3) is fixedly connected inside the frame plate (2); at least two groups of ear plates (12) are provided, and the two groups of ear plates (12) are fixedly installed on both sides of the frame plate (2); and the ear plates (12) are connected to the ventilation duct (1) via fixing bolts (11).

3. A ventilation filter installation mechanism according to claim 2, It is characterized in that The frame plate (2) has four corners on its surface fixedly connected with clamping columns (13), and the ventilation duct (1) has a surface provided with clamping grooves (14) adapted to the clamping columns (13), and the clamping columns (13) are embedded in the clamping grooves (14).

4. A ventilation filter installation mechanism according to claim 2, It is characterized in that The driving member comprises a gear (9), a toothed plate (10) meshing with the gear (9), and a housing (4); the gear (9) is fixedly mounted on one end of a rotating shaft (17); a sliding groove (5) is provided on the surface of the housing (4); a slider (6) is provided inside the sliding groove (5); the slider (6) is fixedly connected to the toothed plate (10); a guide rod (8) is slidably connected inside the slider (6); one end of the guide rod (8) is fixedly connected to the housing (4); a spring (7) is sleeved on the surface of the guide rod (8); one end of the spring (7) is fixedly connected to the slider (6); the other end of the spring (7) is fixedly connected to the housing (4); a push rod (18) is fixedly connected to the surface of the frame plate (2); the push rod (18) is arranged parallel to the sliding groove (5), and the push rod (18) can push the slider (6).

5. A ventilation filter installation mechanism according to claim 1, It is characterized in that A baffle (15) is fixedly connected to the inner wall of the ventilation duct (1), and the baffle (15) is located at the rotation end of the rotating plate (16).

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