Dustproof ventilation device for constructional engineering

Abstract

The utility model relates to the technical field of building ventilation, and discloses a dustproof ventilation device for building engineering, which comprises a protective shell, the left end of the protective shell is rotatably connected with a ventilation plate, the rear end of the protective shell is fixedly connected with a driving assembly, and the outside of the driving assembly is fixedly connected with an eccentric wheel. A threaded rod is rotatably connected to the interior of the protective shell, rotating wheels are fixedly connected to the front end of the exterior of the driving assembly, the interior of the other rotating wheel is fixedly connected to the exterior of the threaded rod, the two rotating wheels are sleeved with a belt, and a plurality of telescopic columns are fixedly connected to the interior of the protective shell. According to the dustproof device, the dustproof net can be shaken to shake off internal dust in the using process of the device, the using time of the dustproof net is prolonged, the frequency of replacing the internal dustproof net by workers is reduced, and the problem that the using effect of the dustproof net is affected due to the fact that dust is accumulated in the dustproof net in the using process of the dustproof net is solved.

Description

Technical Field

[0001] The utility model relates to the technical field of building ventilation, in particular to a dustproof ventilation device for construction engineering. Background Art

[0002] Construction engineering is a broad field of engineering that covers the process of designing, constructing and maintaining various building structures and facilities. These building structures can include residential buildings, commercial buildings, industrial plants, bridges, roads, tunnels, etc. The goal of construction engineering is to create safe, well-functioning buildings that meet design standards and specifications. In order to protect the working environment of workers, dust ventilation devices are required. Dust ventilation devices are equipment or systems used to reduce the dust concentration in the air at construction sites or industrial production sites. These devices are designed to provide a clean and safe working environment, prevent workers from inhaling harmful dust particles, and protect equipment from dust.

[0003] After searching: Chinese patent publication number: CN214665011U, it relates to the field of intelligent building technology, and discloses a ventilation device for intelligent building engineering, which includes an air inlet tube, one end of the air inlet tube is fixedly connected to a connecting tube, the end of the connecting tube away from the air inlet tube is fixedly connected to a shell, the end of the air inlet tube away from the connecting tube is fixedly connected to a protective net, and the inside of the air inlet tube is fixedly connected to a dust filter. The ventilation device of the intelligent building engineering is provided with a dust filter cleaning structure. When the dust filter needs to be cleaned, the output shaft of the second motor drives the mounting plate to rotate, so that the mounting plate drives the cleaning roller to rotate along the surface of the dust filter, and the cleaning roller is used to remove the dust accumulated inside the filter. The dust filter can be cleaned without manually removing it, which saves time and effort, so that the dust filter can maintain a good ventilation effect, which is conducive to popularization and use.

[0004] The above-mentioned patent specification embodiment states that "thereby the mounting plate 12 drives the cleaning roller 13 to rotate along the surface of the dust filter 9, and the cleaning roller 13 is used to remove the dust accumulated inside the dust filter 9. The dust filter 9 can be cleaned without being manually removed, and the operation is time-saving and labor-saving, so that the dust filter 9 can maintain a good ventilation effect." The dust net can be cleaned and the work steps of the staff can be reduced. However, when the cleaning roller cleans the surface of the dust filter, some dust will still remain inside, affecting the use of the dust filter. Therefore, in view of the above-mentioned deficiencies, a new dust-proof ventilation device for construction projects is proposed. Utility Model Content

[0005] In order to remedy the above deficiencies, the utility model provides a dustproof ventilation device for construction engineering, aiming to improve the problems in the prior art that dust inside the dust filter cannot be effectively cleaned and the dust filter cannot be quickly disassembled.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a dust-proof ventilation device for construction engineering, comprising a protective shell, the left end of the protective shell is rotatably connected with a ventilation plate, the rear end of the protective shell is fixedly connected with a driving assembly, the outside of the driving assembly is fixedly connected with an eccentric wheel, the inside of the protective shell is rotatably connected with a threaded rod, the external front end of the driving assembly is fixedly connected with a rotating wheel, the inside of another rotating wheel is fixedly connected to the outside of the threaded rod, the outer sleeves of the two rotating wheels are provided with belts, the inside of the protective shell is fixedly connected with a plurality of telescopic columns, the outer sleeves of the telescopic columns are provided with springs, wherein the right ends of two of the telescopic columns are fixedly connected with a limiting plate, the right end of the limiting plate is fixedly connected with a limiting block, the left ends of the two limiting plates are fixedly connected with a dust-proof net, the outer surface of the threaded rod is threadedly connected with a cleaning assembly, the right end of the protective shell is fixedly connected with an air outlet, the bottom end of the air outlet is fixedly connected with an air supply pipe, and the bottom end of the air supply pipe is fixedly connected with a fan.

[0007] As a further description of the above technical solution: the driving assembly includes a motor and a connecting rod, the motor is fixedly connected to the rear end of the protective shell, the outside of the connecting rod is rotatably connected to the inside of the protective shell, the driving end of the motor is fixedly connected to the outer rear end of the connecting rod, the inside of one of the rotating wheels is fixedly connected to the outside of the connecting rod, and the inside of the eccentric wheel is fixedly connected to the outside of the connecting rod.

[0008] As a further description of the above technical solution: the cleaning assembly includes a threaded sleeve, a connecting plate, a sliding plate, a fixed rod, a support plate, multiple sliding rods, multiple springs and a scraper. The internal thread of the threaded sleeve is connected to the outside of the threaded rod, the left end of the connecting plate is fixedly connected to the outside of the threaded sleeve, the outside of the sliding plate is fixedly connected to the right end of the connecting plate, the outside of the fixed rod is slidably connected to the inside of the sliding plate, the top end of the support plate is fixedly connected to the bottom end of the sliding plate, the outside of the sliding rod is slidably connected to the inside of the support plate, the inner sleeve of the spring is mounted on the outside of the sliding rod, and the top of the scraper is fixedly connected to the bottom ends of the multiple sliding rods.

[0009] As a further description of the above technical solution: the outside of the fixing rod is fixedly connected to the inside of the protective shell, one end of the spring 2 is fixedly connected to the bottom end of the support plate, the other end of the spring 2 is fixedly connected to the top of the scraper, the bottom end of the scraper is in contact with the bottom end of the inner wall of the protective shell, and the outside of the connecting plate is slidably connected to the inside of the protective shell.

[0010] As a further description of the above technical solution: the internal sliding connection of the limit block is connected to two sliding blocks, the left end of the sliding block is rotatably connected to a rotating plate, the left end of the rotating plate is fixedly connected to a clamping block, the adjacent ends of the two sliding blocks are fixedly connected to a telescopic rod, the outer sleeve of the telescopic rod is provided with a spring three, and the two ends of the spring three are respectively fixedly connected to the adjacent ends of the two sliding blocks.

[0011] As a further description of the above technical solution: the outside of the rotating plate contacts the inside of the limiting plate, and the outside of the clamping block contacts the outside of the dustproof net.

[0012] As a further description of the above technical solution: the outside of the eccentric wheel contacts the outside of the dustproof net, the outside of the dustproof net contacts the inside of the protective shell, and the left end of the fan is fixedly connected to the right end of the protective shell.

[0013] As a further description of the above technical solution: one end of the spring 1 is fixedly connected to the inside of the protective shell, and the other end of the spring 1 is fixedly connected to the right end of the limiting plate.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, with the coordinated use of structures such as a protective shell, a ventilation plate, a motor, a connecting rod, an eccentric wheel, a threaded rod, and a rotating wheel, the device can shake the dustproof net during use to shake off the internal dust, thereby increasing the use time of the dustproof net and reducing the frequency of replacement of the internal dustproof net by staff. This solves the problem that during the use of the dustproof net, dust will accumulate inside the dustproof net, affecting the use effect of the dustproof net, and the dustproof net needs to be replaced by staff.

[0016] 2. In the utility model, with the coordinated use of the telescopic rod, spring three, rotating plate, clamping block and other structures, the device can enable the staff to quickly disassemble the dustproof net during use, reduce the steps of replacing the dustproof net, and improve the work efficiency of the staff. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 This is a three-dimensional schematic diagram of the dust-proof ventilation device for construction engineering proposed by the utility model;

[0018] Figure 2 This is a schematic diagram of the structure of the eccentric wheel of the dust-proof ventilation device for construction engineering proposed by the utility model;

[0019] Figure 3 This is a schematic structural diagram of a connecting plate of a dust-proof ventilation device for construction engineering proposed by the utility model;

[0020] Figure 4The utility model is a schematic diagram of the structure of the rotating plate of the dust-proof ventilation device for construction engineering.

[0021] Legend:

[0022] 1. Protective shell; 2. Ventilation plate; 3. Motor; 4. Connecting rod; 5. Eccentric wheel; 6. Threaded rod; 7. Rotating wheel; 8. Belt; 9. Telescopic column; 10. Spring 1; 11. Limiting plate; 12. Limiting block; 13. Dust net; 14. Threaded sleeve; 15. Connecting plate; 16. Sliding plate; 17. Fixed rod; 18. Support plate; 19. Sliding rod; 20. Spring 2; 21. Scraper; 22. Air outlet; 23. Air duct; 24. Fan; 25. Sliding block; 26. Telescopic rod; 27. Spring 3; 28. Rotating plate; 29. ​​Block. DETAILED DESCRIPTION

[0023] 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.

[0024] Reference Figure 1-3The utility model provides an embodiment: a dustproof ventilation device for construction engineering, including a protective shell 1, the protective shell 1 is configured to protect the internal structure of the device from falling and support the limit, the left end of the protective shell 1 is rotatably connected to a ventilation plate 2, the ventilation plate 2 is configured to absorb external air, the rear end of the protective shell 1 is fixedly connected to a driving component, the driving component is configured to provide operating force for the internal structure of the device, the outside of the driving component is fixedly connected to an eccentric wheel 5, the eccentric wheel 5 is configured to contact other structures and drive the contacted structures to operate, and the inside of the protective shell 1 is rotatably connected to a threaded rod 6. The threaded rod 6 is configured to transmit power to the connected structure and support the connected structure. The external front end of the driving assembly is fixedly connected with a rotating wheel 7. The rotating wheel 7 is configured to support the connected structure and transmit power. The driving assembly includes a motor 3 and a connecting rod 4. The motor 3 is fixedly connected to the rear end of the protective shell 1. The motor 3 is configured to provide power for the operation of the connected structure. The external rotation of the connecting rod 4 is connected to the inside of the protective shell 1. The connecting rod 4 is configured to connect multiple structures and drive them to operate. The driving end of the motor 3 is fixedly connected to the external rear end of the connecting rod 4. The interior of one of the rotating wheels 7 is fixedly connected to the outside of the connecting rod 4, the interior of the eccentric wheel 5 is fixedly connected to the outside of the connecting rod 4, the interior of the eccentric wheel 5 is fixedly connected to the outside of the connecting rod 4, and the interior of the other rotating wheel 7 is fixedly connected to the outside of the threaded rod 6. The threaded rod 6 is configured to transmit power to multiple externally connected structures. The outer sleeve of each rotating wheel 7 is provided with a belt 8, and the belt 8 is provided to connect the power so that its operation keeps synchronous. A plurality of telescopic columns 9 are fixedly connected to the inside of the protective shell 1, and the telescopic columns 9 are provided to limit the connected structure. The outer sleeve of the telescopic column 9 is provided with a spring 10, and the spring 10 is provided to drive the connected structure to operate with the help of elasticity. The right ends of the two telescopic columns 9 are fixedly connected to a limiting plate 11, and the limiting plate 11 is provided to connect the plurality of structures and limit the operation of the connected structures. One end of the spring 10 is fixedly connected to the inside of the protective shell 1, and the other end of the spring 10 is fixedly connected to the right end of the limiting plate 11. The right end of the limiting plate 11 is fixedly connected to a limiting block 12, and the limiting block 12 is provided to limit the connected structure. The left ends of the two limiting plates 11 are fixedly connected to a dustproof net 13, and the dustproof net 13 is provided to filter dust and harmful particles in the air.

[0025] Reference Figure 3The external thread of the threaded rod 6 is connected with a cleaning component, and the cleaning component is arranged to clean the dust inside the protective shell 1. The right end of the protective shell 1 is fixedly connected with an air outlet 22, and the air outlet 22 is arranged to exhaust the air inside the device. The bottom end of the air outlet 22 is fixedly connected with an air supply pipe 23, and the air supply pipe 23 is arranged to transport air. The bottom end of the air supply pipe 23 is fixedly connected with a fan 24, and the fan 24 is arranged to provide operating power for the connected structure. The outside of the eccentric wheel 5 is in contact with the outside of the dustproof net 13, and the outside of the dustproof net 13 is in contact with the inside of the protective shell 1. The left end of the fan 24 is fixedly connected to the right end of the protective shell 1.

[0026] Reference Figure 3 The cleaning assembly includes a threaded sleeve 14, a connecting plate 15, a sliding plate 16, a fixed rod 17, a support plate 18, a plurality of sliding rods 19, a plurality of springs 20 and a scraper 21. The internal thread of the threaded sleeve 14 is connected to the outside of the threaded rod 6. The threaded sleeve 14 is provided to connect a plurality of structures and transmit power to the connected structures. The left end of the connecting plate 15 is fixedly connected to the outside of the threaded sleeve 14. The connecting plate 15 is provided to connect the two structures. The outside of the sliding plate 16 is fixedly connected to the right end of the connecting plate 15. The sliding plate 16 is provided to connect a plurality of structures. The outside of the fixed rod 17 is slidably connected to the inside of the sliding plate 16. The fixed rod 17 is provided to limit the operation of the connected structure. The top of the support plate 18 is fixedly connected At the bottom end of the sliding plate 16, the structure of the support plate 18 is arranged to support the operation of the connected structure. The outside of the sliding rod 19 is slidably connected to the inside of the support plate 18. The inside of the spring 20 is sleeved on the outside of the sliding rod 19. The spring 20 is arranged to limit and support the operation of the connected structure. The top of the scraper 21 is fixedly connected to the bottom ends of multiple sliding rods 19. The scraper 21 is arranged to scrape the internal structure of the device. The outside of the fixed rod 17 is fixedly connected to the inside of the protective shell 1. One end of the spring 20 is fixedly connected to the bottom end of the support plate 18, and the other end of the spring 20 is fixedly connected to the top of the scraper 21. The bottom end of the scraper 21 contacts the bottom end of the inner wall of the protective shell 1, and the outside of the connecting plate 15 is slidably connected to the inside of the protective shell 1.

[0027] Reference Figure 4The limit block 12 is internally slidably connected to two sliding blocks 25. The sliding block 25 is provided to limit and support the connected structure to ensure stable operation of the device. The left end of the sliding block 25 is rotatably connected to a rotating plate 28. The rotating plate 28 is provided to connect multiple structures and transmit power to the connected structures. The left end of the rotating plate 28 is fixedly connected to a clamping block 29. The clamping block 29 is provided to clamp and connect the structure. The outside of the rotating plate 28 contacts the inside of the limit plate 11, and the outside of the clamping block 29 contacts the outside of the dustproof net 13. The proximal ends of the two sliding blocks 25 are fixedly connected to a telescopic rod 26. The outside of the telescopic rod 26 is provided with a spring three 27. The two ends of the spring three 27 are respectively fixedly connected to the proximal ends of the two sliding blocks 25.

[0028] Working principle: when the device is used to clean the dust net 13, the connecting rod 4 is driven to rotate by starting the motor 3, and the rotation of the connecting rod 4 drives the eccentric wheel 5 to rotate, and the contact between the eccentric wheel 5 and the dust net 13 drives the telescopic column 9 and the spring 10 to operate, and the elasticity of the spring 10 drives the dust net 13 to continuously shake so that the dust inside the dust net 13 is vibrated and falls off, and the rotation of the connecting rod 4 drives the rotation of the rotating wheel 7, and the belt 8 rotates through the rotation of the rotating wheel 7, and the other rotating wheel 7 is driven to rotate through the connection of the belt 8, and the threaded rod 6 is driven to rotate through the rotation of the rotating wheel 7, and the threaded sleeve 14 is driven to move through the rotation of the threaded sleeve 14, and the connecting plate 15 is driven to move through the movement of the threaded sleeve 14, and the sliding plate 16 is driven to move outside the fixed rod 17 through the movement of the connecting plate 15, and the support plate 18 is driven to move through the movement of the sliding plate 16, and the support plate 18 is driven to move through the support plate 18. The movement of the plate 18 drives the sliding rod 19 and the spring 20 to move, and the movement of the sliding rod 19 drives the scraper 21 to move. The elasticity of the spring 20 makes the scraper 21 clean the bottom end of the inner wall of the protective shell 1, and the air inside the protective shell 1 is extracted by starting the fan 24, and the air is discharged through the air outlet 22 and the air duct 23, and the air inside the protective shell 1 is circulated through the holes opened in the ventilation plate 2. When the dustproof net 13 needs to be replaced, the rotating plate 28 is driven to rotate by pressing the two blocks 29, and the rotation of the rotating plate 28 drives the spring three 27 to slide, and the dustproof net 13 is replaced when the block 29 and the dustproof net 13 are no longer in contact, and the block 29 is released when the replaced dustproof net 13 is installed between the two rotating plates 28, and the dustproof net 13 is fixed to the outside of the limit plate 11 due to the engagement of the block 29 through the cooperation of the telescopic rod 26 and the spring three 27.

[0029] 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 dust-proof ventilation device for construction engineering, comprising a protective shell (1), characterized in that: The left end of the protective shell (1) is rotatably connected to a ventilation plate (2), the rear end of the protective shell (1) is fixedly connected to a driving assembly, the outside of the driving assembly is fixedly connected to an eccentric wheel (5), the inside of the protective shell (1) is rotatably connected to a threaded rod (6), the front end of the outside of the driving assembly is fixedly connected to a rotating wheel (7), the inside of another rotating wheel (7) is fixedly connected to the outside of the threaded rod (6), the outsides of the two rotating wheels (7) are sleeved with belts (8), the inside of the protective shell (1) is fixedly connected to a plurality of telescopic columns (9), the telescopic columns The outer sleeve of (9) is provided with a spring 1 (10), wherein the right ends of the two telescopic columns (9) are fixedly connected to a limit plate (11), the right end of the limit plate (11) is fixedly connected to a limit block (12), the left ends of the two limit plates (11) are fixedly connected to a dust screen (13), the outer thread of the threaded rod (6) is connected to a cleaning component, the right end of the protective shell (1) is fixedly connected to an air outlet (22), the bottom end of the air outlet (22) is fixedly connected to an air supply pipe (23), and the bottom end of the air supply pipe (23) is fixedly connected to a fan (24).

2. The dust-proof ventilation device for construction engineering according to claim 1, characterized in that: The driving assembly comprises a motor (3) and a connecting rod (4), wherein the motor (3) is fixedly connected to the rear end of the protective shell (1), the outside of the connecting rod (4) is rotatably connected to the inside of the protective shell (1), the driving end of the motor (3) is fixedly connected to the rear end of the outside of the connecting rod (4), the inside of one of the rotating wheels (7) is fixedly connected to the outside of the connecting rod (4), and the inside of the eccentric wheel (5) is fixedly connected to the outside of the connecting rod (4).

3. The dust-proof ventilation device for construction engineering according to claim 1, characterized in that: The cleaning assembly comprises a threaded sleeve (14), a connecting plate (15), a sliding plate (16), a fixed rod (17), a supporting plate (18), a plurality of sliding rods (19), a plurality of springs (20) and a scraper (21); the inner thread of the threaded sleeve (14) is connected to the outer surface of the threaded rod (6); the left end of the connecting plate (15) is fixedly connected to the outer surface of the threaded sleeve (14); the outer surface of the sliding plate (16) is fixedly connected to the right end of the connecting plate (15); the outer surface of the fixed rod (17) is slidably connected to the inner surface of the sliding plate (16); the top end of the supporting plate (18) is fixedly connected to the bottom end of the sliding plate (16); the outer surfaces of the sliding rods (19) are all slidably connected to the inner surface of the supporting plate (18); the inner surface of the springs (20) is sleeved on the outer surface of the sliding rod (19); and the top end of the scraper (21) is fixedly connected to the bottom ends of the plurality of sliding rods (19).

4. The dust-proof ventilation device for construction engineering according to claim 3, characterized in that: The outside of the fixing rod (17) is fixedly connected to the inside of the protective shell (1), one end of the second spring (20) is fixedly connected to the bottom end of the support plate (18), the other end of the second spring (20) is fixedly connected to the top end of the scraper (21), the bottom end of the scraper (21) is in contact with the bottom end of the inner wall of the protective shell (1), and the outside of the connecting plate (15) is slidably connected to the inside of the protective shell (1).

5. The dust-proof ventilation device for construction engineering according to claim 1, characterized in that: The limit block (12) is internally slidably connected to two sliding blocks (25), the left end of the sliding block (25) is rotatably connected to a rotating plate (28), the left end of the rotating plate (28) is fixedly connected to a clamping block (29), the adjacent ends of the two sliding blocks (25) are fixedly connected to a telescopic rod (26), the outer portion of the telescopic rod (26) is sleeved with a spring three (27), and the two ends of the spring three (27) are respectively fixedly connected to the adjacent ends of the two sliding blocks (25).

6. The dust-proof ventilation device for construction engineering according to claim 5, characterized in that: The outside of the rotating plate (28) contacts the inside of the limiting plate (11), and the outside of the clamping block (29) contacts the outside of the dustproof net (13).

7. The dust-proof ventilation device for construction engineering according to claim 1, characterized in that: The outside of the eccentric wheel (5) contacts the outside of the dustproof net (13), the outside of the dustproof net (13) contacts the inside of the protective shell (1), and the left end of the fan (24) is fixedly connected to the right end of the protective shell (1).

8. The dust-proof ventilation device for construction engineering according to claim 1, characterized in that: One end of the spring one (10) is fixedly connected to the inside of the protective shell (1), and the other end of the spring one (10) is fixedly connected to the right end of the limiting plate (11).

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