A digital fan air valve with a protective mechanism

Abstract

The utility model relates to the technical field of valve devices, and discloses a digital fan air valve with a protective mechanism, including a shell and a ventilation pipe, the outer left and right sides of the shell are fixedly connected with a fixing ring 1, the interior of the fixing ring 1 is provided with a plurality of inner cavities, the inner wall of the inner cavity is slidably connected with a sliding column, the far sides of the plurality of sliding columns are respectively rotatably connected with a plurality of connecting columns, the far sides of the plurality of connecting columns are respectively rotatably connected with a plurality of pull rods, the near sides of the plurality of pull rods are respectively rotatably connected with a plurality of sliding blocks, and the interior of the fixing ring 1 is provided with a plurality of springs 1. In the utility model, the installation and disassembly of the valve is realized, thereby reducing the complexity of the installation of the fan air valve, improving the efficiency during maintenance, realizing the dust removal of the filter net in the valve, thereby improving its filtering performance, and also improving the quality of the air.

Description

Technical Field

[0001] The utility model relates to the technical field of valve devices, in particular to a digital fan air valve with a protection mechanism. Background Art

[0002] A valve device is a device installed in a pipeline to control the flow of fluids (liquids, gases, steam, etc.). Digital fan dampers are often used in intelligent building systems to control ventilation and air conditioning systems inside buildings. Through digital technology and intelligent control algorithms, precise control of indoor temperature, humidity, air quality and other parameters can be achieved, improving indoor comfort and saving energy consumption.

[0003] After searching, the Chinese patent document announcement number: CN215633864U discloses an axial flow fan air valve, including a ventilation pipe, a flange, a U-shaped slide, a baffle, a bearing plate, a motor, a mounting frame, a fixed plate, a connecting fixed rod, and a fan blade. Beneficial effect: The utility model has a simple structure, is easy to use, and has strong adaptability. It can be effectively applied to deeper pipes and the installation of heavier fans, and can be widely promoted. During installation, first pull the bearing plate out of the U-shaped slide, install the motor on the top of the bearing plate outside the ventilation pipe, and then reinsert the bearing plate carrying the motor into the U-shaped slide and seal the plug interface of the U-shaped slide through the baffle. The transmission end of the motor inserted into the ventilation pipe will pass through the fixed plate in the ventilation pipe, and the fixed plate is connected to the motor through a fixing wire. After the motor is positioned and installed, the fan blade is installed at the transmission end of the motor. After the ventilation pipe is assembled, it is placed between two sets of ventilation ducts, and the ventilation pipe is connected to the two sets of ventilation ducts through the flange.

[0004] The beneficial effects of the above patent specification mention that "the ventilation pipe is connected to two sets of ventilation ducts through a flange". Although the above patent can be effectively applied to the problem of deeper pipes, some air valves in the prior art are connected through flanges, which requires the use of special tools for disassembly, thereby increasing the complexity of the fan air valve and making the maintenance process more difficult. When repairs or replacements of parts are required, operators need to spend more time and energy, and even require professional technical support. Therefore, in response to the above deficiencies, a digital fan air valve with a protective mechanism is proposed. Utility Model Content

[0005] The purpose of the utility model is to solve the shortcomings in the prior art and to propose a digital fan air valve with a protection mechanism, aiming to improve the problem in the prior art that some air valves are connected through flanges, which makes the maintenance process more difficult.

[0006] In order to achieve the above purpose, the utility model provides the following technical solutions:

[0007] A digital fan air valve with a protection mechanism comprises a shell and a ventilation pipe, wherein the left and right sides of the outer side of the shell are fixedly connected with a fixing ring 1, the interior of the fixing ring 1 is provided with a plurality of inner cavities, the inner wall of the inner cavity is slidably connected with a sliding column, the far sides of the plurality of sliding columns are rotatably connected with a plurality of connecting columns, the far sides of the plurality of connecting columns are rotatably connected with a plurality of pull rods, and the close sides of the plurality of pull rods are rotatably connected with a plurality of sliding blocks. A plurality of springs are arranged inside the fixing ring 1, the outer side of the ventilation pipe is fixedly connected with a fixing ring 2, the left side of the fixing ring 2 is fixedly connected with a plurality of fixing blocks, the interior of the fixing block is provided with a groove, the top of the shell is fixedly connected with a controller, the bottom of the controller is fixedly connected with a fixing shaft, the outside of the fixing shaft is fixedly connected with a wind shield, the upper and lower sides of the shell are fixedly connected with support columns, and the close sides of the two support columns are fixedly connected with a dust removal assembly;

[0008] As a further description of the above technical solution:

[0009] The dust removal assembly includes a box body, a fixed box is fixedly connected to the right inner wall of the box body, a rotating shaft is fixedly connected to the driving end of the fixed box, a rotating plate is fixedly connected to the left side of the rotating shaft, cavities are opened on both the upper and lower sides of the rotating plate, a spring 2 is fixedly connected to the right inner wall of the cavity, a square plate is fixedly connected to the left side of the spring 2, and a filter screen is fixedly connected to the inside of the shell;

[0010] As a further description of the above technical solution:

[0011] The bottom of the fixed shaft is rotatably connected to the bottom inner wall of the shell;

[0012] As a further description of the above technical solution:

[0013] The far sides of the plurality of springs 1 are respectively fixedly connected to the near sides of the plurality of sliding blocks, and the near sides of the plurality of springs 1 are respectively fixedly connected inside the near sides of the two fixing rings 1;

[0014] As a further description of the above technical solution:

[0015] The outside of the pull rod is slidably connected to the inside of the fixing ring 1, and the outside of the sliding column is engaged with the inner wall of the groove;

[0016] As a further description of the above technical solution:

[0017] The outer portion of the square plate is slidably connected to the inner wall of the cavity;

[0018] As a further description of the above technical solution:

[0019] The left side of the rotating shaft is rotatably connected to the right side of the filter screen, and the left side of the square plate is in contact with the right side of the filter screen;

[0020] As a further description of the above technical solution:

[0021] The upper and lower sides of the box body are fixedly connected to the adjacent sides of the two support columns, and the left and right sides of the bottom of the shell body are fixedly connected with support frames.

[0022] The utility model has the following beneficial effects:

[0023] 1. In the utility model, the installation and disassembly of the valve is realized through the mutual cooperation of the sliding column, the connecting column, the pull rod, the sliding block, the spring 1, the ventilation pipe, the fixing ring 2, the fixing block and the like, thereby reducing the complexity of the fan air valve installation and improving the efficiency during maintenance.

[0024] 2. In the utility model, through the mutual cooperation of the supporting column, the box body, the fixed box, the rotating shaft, the rotating plate, the spring 2, the square plate, the filter net and other structures, the dust removal of the filter net in the valve is realized, thereby improving its filtering performance and also improving the air quality. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 A three-dimensional diagram of a digital fan air valve with a protection mechanism proposed by the utility model;

[0026] Figure 2 This is a schematic diagram of the housing structure of a digital fan air valve with a protection mechanism proposed by the utility model;

[0027] Figure 3 for Figure 2 A in the enlarged view;

[0028] Figure 4 This is a schematic diagram of the filter structure of a digital fan air valve with a protection mechanism proposed by the utility model;

[0029] Figure 5 The utility model is a schematic diagram of a supporting column structure of a digital fan air valve with a protection mechanism.

[0030] Legend:

[0031] 1. Shell; 2. Fixed ring 1; 3. Inner cavity; 4. Sliding column; 5. Connecting column; 6. Pull rod; 7. Sliding block; 8. Spring 1; 9. Ventilation pipe; 10. Fixed ring 2; 11. Fixed block; 12. Groove; 13. Controller; 14. Fixed shaft; 15. Wind shield; 16. Support column; 17. Box; 18. Fixed box; 19. Rotating shaft; 20. Rotating plate; 21. Cavity; 22. Spring 2; 23. Square plate; 24. Filter; 25. Support frame. DETAILED DESCRIPTION

[0032] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0033] Reference Figures 1 to 3 The utility model provides an embodiment: a digital fan air valve with a protection mechanism, including a shell 1 and a ventilation pipe 9, the ventilation pipe 9 is connected to the fan, the shell of the fan air valve is used to accommodate internal components and provide protection and support, the outer left and right sides of the shell 1 are fixedly connected with a fixing ring 2, the interior of the fixing ring 2 is provided with a plurality of inner cavities 3, the inner wall of the inner cavity 3 is slidably connected with a sliding column 4, the far sides of the plurality of sliding columns 4 are respectively rotatably connected with a plurality of connecting columns 5, the connecting columns 5 drive the sliding columns 4 to move up and down, the far sides of the plurality of connecting columns 5 are respectively rotatably connected with a plurality of pull rods 6, the pull rods 6 drive the rotation of the connecting columns 5, the close sides of the plurality of pull rods 6 are respectively rotatably connected with a plurality of sliding blocks 7, the pull rods 6 drive the horizontal movement of the sliding blocks 7, and the interior of the fixing ring 2 is provided with a plurality of springs. 8, the sliding block 7 drives the compression of the spring 18, the outside of the ventilation pipe 9 is fixedly connected with a fixing ring 2 10, and the left side of the fixing ring 2 10 is fixedly connected with multiple fixing blocks 11, and the inside of the fixing block 11 is provided with a groove 12. The top of the housing 1 is fixedly connected with a controller 13, and the controller 13 is installed on the top of the housing 1. The control device is used to control the operation and adjustment parameters of the fan valve, including an electronic controller 13, a sensor, an actuator, etc. The bottom of the controller 13 is fixedly connected with a fixed shaft 14, and the shaft-shaped structure connected to the bottom of the controller 13 is used to support and fix the wind shield 15, and at the same time, a mechanical transmission structure is formed between the controller 13 and the controller 13. The outside of the fixed shaft 14 is fixedly connected with a wind shield 15, and the wind shield 15 is used to adjust the air intake or wind direction of the fan valve, which plays a role in protecting the internal components of the fan and preventing debris from entering. The upper and lower sides of the housing 1 are fixedly connected with support columns 16, which realize the installation and disassembly of the valve, thereby reducing the complexity of the installation of the fan valve and improving the efficiency of maintenance.

[0034] Reference Figure 1 , Figure 4 , Figure 5 A dust removal assembly is fixedly connected to the adjacent side of the two support columns 16, and the dust removal assembly includes a box body 17. A fixed box 18 is fixedly connected to the right inner wall of the box body 17. A rotating shaft 19 is fixedly connected to the driving end of the fixed box 18. After the fixed box 18 drives the rotating shaft 19 to rotate, a rotating plate 20 is fixedly connected to the left side of the rotating shaft 19. The rotating shaft 19 drives the movement of the rotating plate 20. Cavities 21 are provided on the upper and lower sides of the interior of the rotating plate 20. A spring 22 is fixedly connected to the right inner wall of the cavity 21. A square plate 23 is fixedly connected to the left side of the spring 22. The square plate 23 drives the compression of the spring 22. A filter screen 24 is fixedly connected to the interior of the shell 1, which realizes dust removal of the filter screen 24 in the valve, thereby improving its filtering performance and improving the quality of air.

[0035] Reference Figure 2 , Figure 3 The bottom of the fixed shaft 14 is rotatably connected to the bottom inner wall of the shell 1, which improves the stability of the fixed shaft 14. The far sides of the multiple springs 8 are respectively fixedly connected to the proximal sides of the multiple sliding blocks 7. The sliding blocks 7 drive the compression of the springs 8. The proximal sides of the multiple springs 8 are respectively fixedly connected to the proximal sides of the two fixed rings 2, which improves the stability of the springs 8. The outside of the pull rod 6 is slidably connected to the inside of the fixed ring 2, and the outside of the sliding column 4 is engaged with the inner wall of the groove 12.

[0036] Reference Figures 4 to 5 The outside of the square plate 23 is slidably connected to the inner wall of the cavity 21, which improves the stability of the square plate 23. The left side of the rotating shaft 19 is rotatably connected to the right side of the filter screen 24, which improves the stability of the rotating shaft 19. The left side of the square plate 23 contacts the right side of the filter screen 24. The upper and lower sides of the box body 17 are fixedly connected to the adjacent sides of the two support columns 16, which improves the stability of the box body 17. The left and right sides of the bottom of the shell 1 are fixedly connected with support frames 25, and the support frames 25 improve the stability of the overall air valve.

[0037] Working principle: by pulling the pull rod 6, the pull rod 6 drives the sliding block 7 to move horizontally, so that the sliding block 7 drives the compression of the spring 8, and the pull rod 6 drives the rotation of the connecting column 5, so that the connecting column 5 drives the sliding column 4 to move up and down. When the sliding column 4 is out of the groove 12, the installation and disassembly of the valve is realized, thereby reducing the complexity of the installation of the fan air valve and improving the efficiency during maintenance. By starting the fixed box 18, the fixed box 18 drives the rotating shaft 19 to rotate, and the rotating shaft 19 drives the movement of the rotating plate 20. Because the left side of the square plate 23 is in contact with the filter screen 24, the square plate 23 drives the compression of the spring 22, so that the filter screen 24 in the valve is dusted, thereby improving its filtering performance and the quality of the air.

[0038] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A digital fan air valve with a protection mechanism, comprising a housing (1) and a ventilation pipe (9), characterized in that: The outer left and right sides of the shell (1) are fixedly connected with a fixing ring (2), the interior of the fixing ring (2) is provided with a plurality of inner chambers (3), the inner wall of the inner chamber (3) is slidably connected with a sliding column (4), the far sides of the plurality of sliding columns (4) are rotatably connected with a plurality of connecting columns (5), the far sides of the plurality of connecting columns (5) are rotatably connected with a plurality of pull rods (6), the near sides of the plurality of pull rods (6) are rotatably connected with a plurality of sliding blocks (7), the interior of the fixing ring (2) is provided with a plurality of springs (8), the ventilation pipe ( The outer part of the housing (9) is fixedly connected to a fixing ring 2 (10), the left side of the fixing ring 2 (10) is fixedly connected to a plurality of fixing blocks (11), the interior of the fixing blocks (11) is provided with a groove (12), the top of the housing (1) is fixedly connected to a controller (13), the bottom of the controller (13) is fixedly connected to a fixing shaft (14), the outer part of the fixing shaft (14) is fixedly connected to a windshield plate (15), the upper and lower sides of the housing (1) are fixedly connected to support columns (16), and the adjacent sides of the two support columns (16) are fixedly connected to a dust removal assembly.

2. A digital fan air valve with a protection mechanism according to claim 1, characterized in that: The dust removal assembly comprises a box body (17), a fixed box (18) is fixedly connected to the right inner wall of the box body (17), a rotating shaft (19) is fixedly connected to the driving end of the fixed box (18), a rotating plate (20) is fixedly connected to the left side of the rotating shaft (19), cavities (21) are provided on both upper and lower sides of the rotating plate (20), a spring (22) is fixedly connected to the right inner wall of the cavity (21), a square plate (23) is fixedly connected to the left side of the spring (22), and a filter screen (24) is fixedly connected to the inside of the shell (1).

3. The digital fan air valve with a protection mechanism according to claim 1, characterized in that: The bottom of the fixed shaft (14) is rotatably connected to the bottom inner wall of the housing (1).

4. The digital fan air valve with a protection mechanism according to claim 1, characterized in that: The far sides of the plurality of springs (8) are respectively fixedly connected to the near sides of the plurality of sliding blocks (7), and the near sides of the plurality of springs (8) are respectively fixedly connected inside the near sides of the two fixing rings (2).

5. The digital fan air valve with a protection mechanism according to claim 1, characterized in that: The outside of the pull rod (6) is slidably connected to the inside of the fixing ring (2), and the outside of the sliding column (4) is engaged with the inner wall of the groove (12).

6. The digital fan air valve with a protection mechanism according to claim 2, characterized in that: The outside of the square plate (23) is slidably connected to the inner wall of the cavity (21).

7. The digital fan air valve with a protection mechanism according to claim 2, characterized in that: The left side of the rotating shaft (19) is rotatably connected to the right side of the filter screen (24), and the left side of the square plate (23) is in contact with the right side of the filter screen (24).

8. The digital fan air valve with a protection mechanism according to claim 2, characterized in that: The upper and lower sides of the box body (17) are fixedly connected to the adjacent sides of the two support columns (16), and the left and right sides of the bottom of the shell (1) are fixedly connected to support frames (25).

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