Environment-friendly building ventilation equipment

Abstract

The utility model discloses environment-friendly building ventilation equipment which comprises a ventilation box, a driving motor is fixedly installed on the top of the ventilation box, an installation shaft is installed on the outer wall of a second transmission wheel in a penetrating mode, a rotating disc is fixedly installed on the outer wall of the installation shaft, a crank is movably connected to the outer wall of the rotating disc, and a rack is movably connected to the bottom end of the crank. The outer wall of the rack is engaged with a gear, and the outer wall of the rotating rod is connected with a fanning plate in a penetrating mode. By installing the fanning plate, when natural wind power is large, the driving motor does not operate, when the natural wind power is small, the driving motor rotates, the installing shaft is driven to rotate through belt transmission, the installing shaft drives the rotating disc to rotate, the crank is driven to rotate, the crank drives the rack to move up and down, and the gear drives the rotating rod to alternately rotate clockwise and anticlockwise. And then the fanning plates are driven to swing, circulating airflow is generated and enters the ventilation box, flowing air passes through the air inlets in the two sides, consumption of the ventilation equipment is reduced, and the environment-friendly performance of the ventilation equipment is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of ventilation equipment, in particular to an environmentally friendly building ventilation equipment. Background Art

[0002] Ventilation equipment is usually used in building design to discharge the dirty air that does not meet the hygiene requirements and bring fresh air into the room to ventilate the space and achieve the purpose of ventilating the building. However, when the existing building ventilation equipment is used, the fan is always driven by the motor for ventilation. It is difficult to adjust the ventilation mode of the ventilation equipment according to the size of the natural wind force, which reduces the environmental protection performance of the building ventilation equipment.

[0003] Patent document CN218915235U discloses an indoor building ventilation device, and the protected claim discloses "including a shell, a motor is installed inside the shell, a fan blade is fixedly connected to the output end of the motor, a telescopic barrel is fixedly connected to both sides of the shell, a telescopic rod is slidably connected inside the telescopic barrel, a clamping seat is fixedly connected to the top of the telescopic rod and the lower surface of the shell, and a clamping block is provided inside the clamping seat". However, the building ventilation device proposed in the above patent document always uses the motor to drive the fan to rotate to achieve the ventilation purpose, consumes more electricity, and reduces the environmental performance of the ventilation device. Utility Model Content

[0004] The purpose of the utility model is to provide an environmentally friendly building ventilation device to solve the technical problem that when the existing building ventilation equipment is used, it is difficult to adjust the ventilation mode of the ventilation equipment according to the size of the natural wind force, thereby reducing the environmental protection performance of the building ventilation equipment.

[0005] To achieve the above purpose, the utility model provides the following technical solution: an environmentally friendly building ventilation device, comprising:

[0006] A ventilation box, wherein an air inlet is formed through the front outer wall of the ventilation box;

[0007] A driving motor is fixedly mounted on the top of the ventilation box;

[0008] Transmission wheel one, a transmission wheel one is fixedly installed on the outer wall of the output end of the driving motor, a transmission belt one is connected to the outer wall of the transmission wheel one, the inner wall of the transmission belt one is fitted with the outer wall of the transmission wheel two, a mounting shaft is penetrated through the outer wall of the transmission wheel two, a turntable is fixedly installed on the outer wall of the mounting shaft, a crank is movably connected to the outer wall of the turntable, a rack is movably connected to the bottom end of the crank, a gear is meshedly connected to the outer wall of the rack, a fixing plate is fixedly installed on the outer wall of the ventilation box, a rotating rod is penetrated through the outer wall of the fixing plate, and a fan plate is penetrated and connected to the outer wall of the rotating rod.

[0009] Preferably, a box body is fixedly mounted on the top of the ventilation box.

[0010] Preferably, a transmission wheel three is fixedly mounted on the outer wall of the output end of the driving motor, and a transmission belt two is connected to the outer wall of the transmission wheel three.

[0011] Preferably, a mounting frame is fixedly mounted on the inner wall of the ventilation box, a rotating shaft is installed through the outer wall of the mounting frame, and a fan is fixedly mounted on the outer wall of the rotating shaft.

[0012] Preferably, a transmission wheel four is fixedly mounted on the outer wall of the rotating shaft.

[0013] Preferably, a partition plate is fixedly mounted on the inner wall of the ventilation box.

[0014] Preferably, an air outlet duct is penetrated and connected to the outer wall of the air outlet duct, a delivery duct is slidably connected to the outer wall of the air outlet duct, a slide groove is provided on the outer wall of the air outlet box, a limit plate is slidably connected to the inner wall of the slide groove, a pull rod is fixedly installed on the outer wall of the limit plate, a fixed frame is fixedly installed on the outer wall of the air outlet box, and the pull rod penetrates the outer wall of the fixed frame, a limit rod is penetrated and installed on the fixed top of the fixed frame, and the limit rod penetrates the top of the pull rod, and a spring is fixedly installed on the top of the fixed frame.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] 1. The utility model is equipped with a fan plate, a turntable and a crank. When the natural wind force is large, the driving motor does not run. When the natural wind force is small, the driving motor rotates, and the belt transmission between the transmission wheel 1, the transmission belt 1 and the transmission wheel 2 drives the installation shaft to rotate, the installation shaft drives the turntable to rotate, the turntable drives the crank to rotate, so that the crank drives the rack to move up and down along the outer wall of the fixed plate, so that the gear drives the rotating rod to rotate clockwise and counterclockwise alternately, and the rotating rod drives the fan plate to swing, generating a circulating airflow into the interior of the ventilation box, so that the air inlets on both sides pass the flowing gas, reducing the consumption of the ventilation equipment and improving the environmental protection performance of the ventilation equipment;

[0017] 2. The utility model is equipped with an air outlet pipe, a delivery pipe and a limit plate, and the inner wall of the delivery pipe is slidably connected to the outer wall of the left end of the air outlet pipe, and the right end of the delivery pipe is fitted with the outer wall of the air outlet, the limit rod is pulled upward, and then the pull rod is pushed to move, driving the limit plate to slide along the inner wall of the slide groove, so that the outer wall of the limit plate is fitted with the outer wall of the delivery pipe, and the block of the outer wall of the limit plate passes through the outer wall of the delivery pipe and is embedded in the outer wall of the air outlet pipe, and the limit rod is released, and the spring pulls the limit rod to move downward, passing through the outer wall of the pull plate, and fixes the limit plate, thereby achieving the purpose of facilitating the fixed connection between the delivery pipe and the air outlet. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 This is a schematic diagram of the installation shaft structure of the utility model;

[0020] Figure 3 This is a schematic diagram of the crank structure of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the delivery pipe portion of the utility model;

[0022] Figure 5 It is a partial structural schematic diagram of the limiting plate of the utility model.

[0023] In the figure: 1. ventilation box; 2. air inlet; 3. box body; 4. driving motor; 5. turntable; 6. crank; 7. rack; 8. fixed plate; 9. rotating rod; 10. gear; 11. fan plate; 12. transmission wheel one; 13. transmission belt one; 14. transmission wheel two; 15. mounting shaft; 16. transmission wheel three; 17. transmission belt two; 18. transmission wheel four; 19. rotating shaft; 20. mounting frame; 21. fan; 22. partition plate; 23. air outlet pipe; 24. delivery pipe; 25. slide; 26. limit plate; 27. fixed frame; 28. pull rod; 29. ​​limit rod; 30. spring. DETAILED DESCRIPTION

[0024] 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.

[0025] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0027] See also Figure 2 , Figure 3 and Figure 4 , an environmentally friendly building ventilation device, comprising: a ventilation box 1, a partition plate 22 is fixedly installed on the inner wall of the ventilation box 1, and the inner wall of the ventilation box 1 is divided into two left and right areas by installing the ventilation plate, a box body 3 is fixedly installed on the top of the ventilation box 1, and a mounting shaft 15 is installed through the inner wall of the box body 3, a transmission wheel 3 16 is fixedly installed on the outer wall of the output end of the drive motor 4, the transmission wheel 3 16 is located on the right side of the transmission wheel 1 12, the outer wall of the transmission wheel 3 is connected to a transmission belt 2 17, and the transmission belt 2 17 passes through the top of the ventilation box 1, and a mounting frame 20 is fixedly installed on the inner wall of the ventilation box 1, and the number of mounting frames 20 is two, and the outer wall of the mounting frame 20 passes through the mounting There is a rotating shaft 19, and the rotating shaft 19 is located below the driving motor 4. A fan 21 is fixedly installed on the outer wall of the rotating shaft 19. A transmission wheel four 18 is fixedly installed on the outer wall of the rotating shaft 19. The transmission wheel four 18 is located in front of the fan 21 and below the transmission wheel three 16. The inner wall of the transmission belt two 17 is in contact with the outer wall of the transmission wheel four 18. By setting the transmission belt two 17, a belt drive is formed between the transmission wheel three 16 and the transmission wheel four 18. When the driving motor 4 rotates, it drives the belt drive formed between the transmission wheel three 16 and the transmission wheel four 18, drives the rotating shaft 19 to rotate, and the rotating shaft 19 drives the fan 21 to rotate, thereby realizing the ventilation effect of the ventilation box 1.

[0028] See also Figure 1 , Figure 2 and Figure 3The front outer wall of the ventilation box 1 is penetrated with an air inlet 2, and there are two air inlets 2, which are respectively located on the left and right sides of the partition plate 22. A driving motor 4 is fixedly installed on the top of the ventilation box 1, and a transmission wheel 12 is fixedly installed on the outer wall of the output end of the driving motor 4. The outer wall of the transmission wheel 12 is connected with a transmission belt 13, and the inner wall of the transmission belt 13 is in contact with the outer wall of the transmission wheel 2 14. By setting the transmission belt 13, a belt drive is formed between the transmission wheel 12 and the transmission wheel 2 14, and the outer wall of the transmission wheel 2 14 The wall is penetrated with an installation shaft 15, the rear end of the installation shaft 15 is embedded in the inner wall of the box body 3, the front end of the installation shaft 15 penetrates the inner wall of the box body 3 and extends to the outside of the box body 3, the outer wall of the installation shaft 15 is fixedly installed with a turntable 5, the turntable 5 is located on the outside of the box body 3, the outer wall of the turntable 5 is fixedly provided with a fixing column, the outer wall of the turntable 5 is movably connected with a crank 6 through the fixing column, the bottom end of the crank 6 is movably connected with a rack 7, the outer wall of the rack 7 is meshed with a gear 10, and the outer wall of the ventilation box 1 is fixedly installed with The outer wall of the fixed plate 8 is penetrated by a rotating rod 9, and the outer wall of the rotating rod 9 is penetrated by a fan plate 11, and the gear 10 is fixedly installed on the outer wall of the rotating rod 9. When the natural wind force is small and the driving motor 4 is needed to drive the fan 21 to work, the driving motor 4 drives the installation shaft 15 to rotate through the belt transmission between the transmission wheel 12, the transmission belt 13 and the transmission wheel 2 14, and the installation shaft 15 drives the turntable 5 to rotate, and the turntable 5 drives the crank 6 to rotate, so that the crank 6 drives the rack 7 to move up and down along the outer wall of the fixed plate 8, so that the gear 10 drives the rotating rod 9 to rotate alternately clockwise and counterclockwise, and the rotating rod 9 drives the fan plate 11 to swing, so as to generate a circulating airflow into the interior of the ventilation box 1. When the natural wind force is small, the air inlets 2 on both sides are driven by the driving motor 4 to pass the flowing gas, so as to reduce the consumption of the ventilation equipment and improve the environmental protection performance of the ventilation equipment.

[0029] See also Figure 4 and Figure 5The outer wall of the back side of the ventilation box 1 is penetrated and connected with an air outlet pipe 23, and the outer wall of the air outlet pipe 23 is slidably connected with a conveying pipe 24. A slide groove 25 is opened on the outer wall of the ventilation box 1, and the slide groove 25 is symmetrically arranged about the conveying pipe 24. The inner wall of the slide groove 25 is slidably connected with a limit plate 26. The outer wall of one side of the limit plate 26 is in contact with the outer wall of the conveying pipe 24, and a block is fixedly arranged on the outer wall of the limit plate 26. The block penetrates the outer wall of the conveying pipe 24 and is embedded in the outer wall of the air outlet pipe 23. A pull rod 28 is fixedly installed on the outer wall of the limit plate 26 away from the conveying pipe 24. A fixed frame 27 is fixedly installed on the outer wall of the ventilation box 1. The fixed frame 27 is symmetrically arranged about the conveying pipe 24, and the pull rod 28 penetrates the outer wall of the fixed frame 27. A limit rod 29 is penetrated and installed on the top of the fixed frame 27. The limit rod 29 is a T-shaped plug rod, and the limit rod The bottom end of 29 passes through the top of the fixed frame 27 and the top of the pull rod 28. A spring 30 is fixedly installed on the top of the fixed frame 27, and the top end of the spring 30 is fixedly connected to the bottom of the plug plate, so that the inner wall of the delivery pipe 24 is slidably connected to the left end outer wall of the air outlet pipe 23, and the right end of the delivery pipe 24 is fitted with the outer wall of the air outlet, the limit rod 29 is pulled upward, and then the pull rod 28 is pushed to move, driving the limit plate 26 to slide along the inner wall of the slide groove 25, so that the outer wall of the limit plate 26 is fitted with the outer wall of the delivery pipe 24, and the block on the outer wall of the limit plate 26 passes through the outer wall of the delivery pipe 24, and is embedded in the outer wall of the air outlet pipe 23. The limit rod 29 is released, and the spring 30 pulls the limit rod 29 to move downward, passes through the outer wall of the pull plate, and fixes the limit plate 26, so as to facilitate the fixed connection between the delivery pipe 24 and the air outlet.

[0030] Working principle: When an environmentally friendly building ventilation device is used, when the natural wind force is strong, the fan plate 11 is rotated to a horizontal position by driving the motor 4 and then stopped, so that the natural wind passes through the left air inlet 2, enters the inner wall of the ventilation box 1, and is discharged along the air outlet to achieve the purpose of ventilating the building. When the natural wind force is weak, the driving motor 4 is started to drive the transmission wheel 3 16 to rotate, and the rotating shaft 19 is driven to rotate through the transmission belt 2 17 and the transmission wheel 4 18, so that the fan 21 rotates, and ventilation is carried out along the right air inlet 2. At the same time, through the transmission wheel 1 12, The belt transmission between the transmission belt 1 13 and the transmission wheel 2 14 drives the installation shaft 15 to rotate, the installation shaft 15 drives the turntable 5 to rotate, the turntable 5 drives the crank 6 to rotate, so that the crank 6 drives the rack 7 to move up and down along the outer wall of the fixed plate 8, so that the gear 10 drives the rotating rod 9 to rotate alternately clockwise and counterclockwise, and the rotating rod 9 drives the fan plate 11 to swing, generating a circulating airflow into the ventilation box 1. When the natural wind force is small, the driving motor 4 drives the air inlets 2 on both sides to pass the flowing gas, thereby reducing the consumption of the ventilation equipment and improving the environmental protection performance of the ventilation equipment.

[0031] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. An environmentally friendly building ventilation device, characterized in that: include: A ventilation box (1), wherein an air inlet (2) is provided through a front outer wall of the ventilation box (1); A driving motor (4), wherein the driving motor (4) is fixedly mounted on the top of the ventilation box (1); A transmission wheel (12) is fixedly mounted on the outer wall of the output end of the driving motor (4); a transmission wheel (12) is connected to a transmission belt (13) on the outer wall of the transmission wheel (12); the inner wall of the transmission belt (13) is in contact with the outer wall of the transmission wheel (14); a mounting shaft (15) is installed through the outer wall of the transmission wheel (14); a turntable (5) is fixedly mounted on the outer wall of the mounting shaft (15); a crank (6) is movably connected to the outer wall of the turntable (5); a rack (7) is movably connected to the bottom end of the crank (6); a gear (10) is meshedly connected to the outer wall of the rack (7); a fixing plate (8) is fixedly mounted on the outer wall of the ventilation box (1); a rotating rod (9) is installed through the outer wall of the fixing plate (8); a fan plate (11) is connected through the outer wall of the rotating rod (9).

2. The environmentally friendly building ventilation equipment according to claim 1, characterized in that: A box body (3) is fixedly mounted on the top of the ventilation box (1).

3. The environmentally friendly building ventilation equipment according to claim 1, characterized in that: A transmission wheel 3 (16) is fixedly mounted on the outer wall of the output end of the driving motor (4), and a transmission belt 2 (17) is connected to the outer wall of the transmission wheel 3.

4. The environmentally friendly building ventilation equipment according to claim 1, characterized in that: A mounting frame (20) is fixedly mounted on the inner wall of the ventilation box (1), a rotating shaft (19) is installed through the outer wall of the mounting frame (20), and a fan (21) is fixedly mounted on the outer wall of the rotating shaft (19).

5. The environmentally friendly building ventilation equipment according to claim 4, characterized in that: A transmission wheel 4 (18) is fixedly mounted on the outer wall of the rotating shaft (19).

6. The environmentally friendly building ventilation equipment according to claim 1, characterized in that: A partition plate (22) is fixedly mounted on the inner wall of the ventilation box (1).

7. The environmentally friendly building ventilation equipment according to claim 1, characterized in that: An air outlet duct (23) is connected to the outer wall of the back side of the ventilation box (1), and a delivery duct (24) is slidably connected to the outer wall of the air outlet duct (23). A slide groove (25) is provided on the outer wall of the ventilation box (1), and a limit plate (26) is slidably connected to the inner wall of the slide groove (25). A pull rod (28) is fixedly installed on the outer wall of the limit plate (26). A fixed frame (27) is fixedly installed on the outer wall of the ventilation box (1), and the pull rod (28) passes through the outer wall of the fixed frame (27). A limit rod (29) is installed on the fixed top of the fixed frame, and the limit rod (29) passes through the top of the pull rod (28). A spring (30) is fixedly installed on the top of the fixed frame (27).

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