A roof ventilator with easy replacement filter

Abstract

The present application relates to the technical field of ventilators, and discloses a roof ventilator with an easy-to-replace filter screen, comprising a ventilator body and a connecting pipe, wherein the bottom of the ventilator body is rotatably connected with a sleeve, and a No. 2 mounting plate is fixed at the bottom end of the sleeve; a No. 1 mounting plate is fixed to the top end of the connecting pipe, and the No. 1 mounting plate is connected to the No. 2 mounting plate; it also includes a filtering mechanism, and two of the filtering mechanisms are respectively installed in the connecting pipe and the sleeve; by arranging a fine-pore filter plate and a coarse-pore filter plate, efficient filtering of the ventilator body can be achieved, thereby reducing the entry of dust and impurities into the interior of the factory, reducing the amount of impurities contained in the incoming air, and playing an effective dust-proof role, the fine-pore filter plate and the coarse-pore filter plate are installed by limiting, which is convenient for disassembly, and the ventilator body can be disassembled by the No. 1 mounting plate and the No. 2 mounting plate, so that the fine-pore filter plate and the coarse-pore filter plate can be disassembled, cleaned or replaced, thereby improving practicality.

Description

Technical Field

[0001] The present application relates to the technical field of ventilators, and in particular to a roof ventilator with a filter screen that is easy to replace. Background Art

[0002] In order to increase the ventilation efficiency in the factory, multiple roof ventilators will be installed at intervals outside the factory roof. The ventilators rotate through wind and direct the wind into the interior of the factory to achieve cooling and ventilation.

[0003] However, the existing roof ventilators do not have dust prevention mechanisms, and a large amount of smoke and dust is often generated in the factory area. The smoke and dust impurities in the air enter the factory and cause dust accumulation on the mechanical equipment in the factory, thus affecting the normal use of the equipment. Subsequently, the staff will need to clean the equipment regularly, which is quite troublesome. Utility Model Content

[0004] In order to solve the problem, the present application provides a roof ventilator for facilitating the replacement of filters.

[0005] The present application provides a roof ventilator that is convenient for replacing the filter screen and adopts the following technical solution:

[0006] A roof ventilator with an easy-to-replace filter screen comprises a ventilator body and a connecting pipe, wherein a sleeve is rotatably connected to the bottom of the ventilator body, and a No. 2 mounting plate is fixed to the bottom end of the sleeve; a No. 1 mounting plate is fixed to the top end of the connecting pipe, and the No. 1 mounting plate is connected to the No. 2 mounting plate; and a filtering mechanism is also included, wherein two filtering mechanisms are respectively mounted in the connecting pipe and the sleeve for filtering air impurities.

[0007] Preferably, a plurality of long clamping holes are opened on the No. 1 mounting plate, and a plurality of L-shaped clamping rods are fixed at the bottom of the No. 2 mounting plate, the L-shaped clamping rods are adapted to the long clamping holes, and the L-shaped clamping rods and the No. 1 mounting plate are fixedly connected by bolts.

[0008] Preferably, the filtering mechanism includes a fine-porous filter plate, a positioning ring is fixed on the inner wall of the connecting tube, the fine-porous filter plate and the positioning ring are connected, a plurality of clamping grooves are provided on the positioning ring, a plurality of positioning blocks are fixed on the edge of the fine-porous filter plate, and the positioning blocks can be clamped in the clamping grooves.

[0009] Preferably, a plurality of positioning protrusions are fixed on the top of the positioning ring, and there is a gap between the positioning protrusions and the clamping grooves.

[0010] Preferably, a plurality of arc-shaped rods are fixed on the inner wall of the sleeve, a gap is provided between two adjacent arc-shaped rods, and a coarse-pore filter plate is also included, and the coarse-pore filter plate is connected to the plurality of arc-shaped rods.

[0011] Preferably, an embedding groove is provided on the arc-shaped rod, and a plurality of embedding rods are fixed on the coarse-pore filter plate, and the embedding rods are adapted to the embedding groove.

[0012] Preferably, both the fine-pore filter plate and the coarse-pore filter plate are fixed with pull knobs.

[0013] In summary, this application includes the following beneficial technical effects:

[0014] By setting up fine-pore filter plates and coarse-pore filter plates, efficient filtration of the ventilator body can be achieved, thereby reducing the amount of dust and impurities entering the factory building, reducing the amount of impurities contained in the incoming air, and playing an effective dust-proof role. The fine-pore filter plates and coarse-pore filter plates are installed through limit stops, which is convenient for disassembly, and the ventilator body can be disassembled through the No. 1 mounting plate and the No. 2 mounting plate, which is easy to operate, so that the fine-pore filter plates and the coarse-pore filter plates can be disassembled, cleaned or replaced, thereby improving practicality. BRIEF DESCRIPTION OF THE DRAWINGS

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

[0016] Figure 2 yes Figure 1 Schematic diagram of the explosion structure;

[0017] Figure 3 It is a schematic diagram of the explosion structure of the connecting pipe;

[0018] Figure 4 It is a three-dimensional structural diagram of the ventilator;

[0019] Figure 5 It is a schematic diagram of the exploded structure of the ventilator's internal structure.

[0020] Explanation of the accompanying drawings: 1. Ventilator body; 2. Connecting pipe; 3. Mounting plate No. 1; 4. Sleeve; 5. Mounting plate No. 2; 6. L-shaped clamping rod; 7. Clamping long hole; 8. Fine-pore filter plate; 9. Positioning ring; 10. Positioning block; 11. Positioning protrusion; 12. Clamping groove; 13. Pull button; 14. Coarse-pore filter plate; 15. Arc rod; 16. Notch; 17. Embedded rod; 18. Embedded groove. DETAILED DESCRIPTION

[0021] The following is combined with Figure 1-Figure 5 This application is described in further detail.

[0022] The present application embodiment discloses a roof ventilator for facilitating the replacement of a filter screen. Figure 1-Figure 5A roof ventilator is easy to replace the filter screen, including a ventilator body 1 and a connecting pipe 2, the bottom of the ventilator body 1 is rotatably connected with a sleeve 4, and a second mounting plate 5 is fixed at the bottom of the sleeve 4; a first mounting plate 3 is fixed to the top of the connecting pipe 2, and the first mounting plate 3 is connected to the second mounting plate 5; it also includes a filtering mechanism, the two filtering mechanisms are respectively installed in the connecting pipe 2 and the sleeve 4, and are used to filter air impurities. A plurality of slotted holes 7 are opened on the first mounting plate 3, and a plurality of slotted holes 7 are located on the second mounting plate A plurality of L-shaped clamping rods 6 are fixed at the bottom of 5, and the L-shaped clamping rods 6 are adapted to the clamping long holes 7. The L-shaped clamping rods 6 and the No. 1 mounting plate 3 are fixedly connected by bolts, and the connecting pipe 2 is fixed to the roof of the factory building. During use, the bolts on the No. 2 mounting plate 5 can be removed respectively, and the sleeve 4 can be rotated counterclockwise to make the L-shaped clamping rod 6 and the clamping long hole 7 vertically aligned. The sleeve 4 can be separated from the connecting pipe 2 by lifting the ventilator body 1. This arrangement facilitates the assembly of the ventilator and the transportation after leaving the factory, and has high practicality.

[0023] In this embodiment, if Figure 2 and Figure 3 As shown, the filtering mechanism includes a fine-porous filter plate 8, a pull button 13 is fixed on the fine-porous filter plate 8, a positioning ring 9 is fixed on the inner wall of the connecting tube 2, the fine-porous filter plate 8 and the positioning ring 9 are connected, and a plurality of clamping grooves 12 are arranged on the positioning ring 9, a plurality of positioning blocks 10 are fixed to the edge of the fine-porous filter plate 8, the positioning blocks 10 can be clamped in the clamping grooves 12, a plurality of positioning protrusions 11 are fixed on the top of the positioning ring 9, and there is a gap between the positioning protrusions 11 and the clamping grooves 12. When disassembling, hold the pull button 13 and rotate it counterclockwise to move the positioning block 10. When the positioning block 10 is in contact with the positioning protrusion 11, the fine-porous filter plate 8 can be removed by lifting it up, which is convenient for alignment, cleaning or replacement.

[0024] In this embodiment, if Figure 4 and Figure 5 As shown, a plurality of arc-shaped rods 15 are fixed on the inner wall of the sleeve 4, and a notch 16 is provided between two adjacent arc-shaped rods 15. The sleeve 4 also includes a coarse-pore filter plate 14, a pull button 13 is fixed on the coarse-pore filter plate 14, the coarse-pore filter plate 14 is connected with the plurality of arc-shaped rods 15, and an embedding groove 18 is provided on the arc-shaped rod 15. A plurality of embedding rods 17 are fixed on the coarse-pore filter plate 14, and the embedding rods 17 are adapted to the embedding grooves 18. When disassembling, hold the pull button 13 and push it up to move the embedding rods 17 away from the embedding grooves 18, and then rotate the coarse-pore filter plate 14 counterclockwise so that the positioning block 10 moves the embedding rods 17 to the notch 16, and the coarse-pore filter plate 14 can be removed by pulling it down, so as to facilitate the cleaning and replacement of the coarse-pore filter plate 14.

[0025] The implementation principle of a roof ventilator for easy replacement of filters in the embodiment of the present application is as follows: when in use, the air entering the ventilator body 1 is first filtered by the coarse-pore filter plate 14 and then filtered by the fine-pore filter plate 8, thereby improving the efficiency of filtering dust. When disassembling, the bolts on the second mounting plate 5 are removed respectively, and the sleeve 4 can be rotated counterclockwise to make the L-shaped clamping rod 6 and the clamping long hole 7 vertically aligned. The ventilator body 1 can be lifted up to separate the sleeve 4 from the connecting pipe 2, and the pull button 13 is held tightly and rotated counterclockwise to move the positioning block 10. When the positioning block 10 is in contact with the positioning protrusion 11, the fine-pore filter plate 8 can be removed by lifting, which is convenient for alignment, cleaning or replacement. The pull button 13 is held tightly and pushed up to make the embedding rod 17 away from the embedding groove 18, and then the coarse-pore filter plate 14 is rotated counterclockwise so that the positioning block 10 moves the embedding rod 17 to the notch 16, and the coarse-pore filter plate 14 can be removed by pulling down, thereby facilitating cleaning and replacement of the coarse-pore filter plate 14.

[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 roof ventilator with a filter screen that is easy to replace, comprising a ventilator body (1) and a connecting pipe (2), characterized in that: A sleeve (4) is rotatably connected to the bottom of the ventilator body (1), and a second mounting plate (5) is fixed to the bottom end of the sleeve (4); A first mounting plate (3) is fixed to the top end of the connecting pipe (2), and the first mounting plate (3) is connected to the second mounting plate (5); It also comprises a filtering mechanism, wherein two filtering mechanisms are respectively installed in the connecting pipe (2) and the sleeve (4) for filtering air impurities.

2. A filter screen for roof ventilator that is easy to replace according to claim 1, characterized in that: The first mounting plate (3) is provided with a plurality of long clamping holes (7), and a plurality of L-shaped clamping rods (6) are fixed at the bottom of the second mounting plate (5), the L-shaped clamping rods (6) being matched with the long clamping holes (7), and the L-shaped clamping rods (6) and the first mounting plate (3) are fixedly connected by bolts.

3. The filter screen for roof ventilator according to claim 1 is characterized in that: The filtering mechanism comprises a fine-porous filter plate (8), a positioning ring (9) fixed on the inner wall of the connecting pipe (2), the fine-porous filter plate (8) and the positioning ring (9) being connected, a plurality of clamping grooves (12) being arranged on the positioning ring (9), a plurality of positioning blocks (10) being fixed on the edge of the fine-porous filter plate (8), and the positioning blocks (10) being capable of being clamped in the clamping grooves (12).

4. A filter screen for roof ventilator that is easy to replace according to claim 3, characterized in that: A plurality of positioning protrusions (11) are fixed on the top of the positioning ring (9), and there is a gap between the positioning protrusions (11) and the clamping grooves (12).

5. A filter screen for roof ventilator that is easy to replace according to claim 4, characterized in that: A plurality of arc-shaped rods (15) are fixed on the inner wall of the sleeve (4), a gap (16) is provided between two adjacent arc-shaped rods (15), and a coarse-pore filter plate (14) is also included, wherein the coarse-pore filter plate (14) is connected to the plurality of arc-shaped rods (15).

6. The filter screen for roof ventilator according to claim 5 is characterized by: An embedding groove (18) is provided on the arc-shaped rod (15), and a plurality of embedding rods (17) are fixed on the coarse-pore filter plate (14), wherein the embedding rods (17) are adapted to fit the embedding groove (18).

7. The filter screen for roof ventilator according to claim 5 is characterized by: A pull button (13) is fixed on both the fine-pore filter plate (8) and the coarse-pore filter plate (14).

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