CN220771299U

CN220771299U - Building ventilation structure

Info

Publication number: CN220771299U
Application number: CN202322160780.3U
Authority: CN
Inventors: 章凉晨; 傅林辉; 黃德辉; 刘利刚
Original assignee: Guozhijian Shenzhen Technology Construction Engineering Co ltd
Current assignee: Guozhijian Shenzhen Technology Construction Engineering Co ltd
Priority date: 2023-08-10
Filing date: 2023-08-10
Publication date: 2024-04-12
Anticipated expiration: 2033-08-10

Abstract

The utility model provides a building ventilation structure, which relates to the technical field of building ventilation and aims to ensure that a filter screen arranged on a pipeline and facing the outside of a wall body is not damaged by insolation or foreign matters, so that the use effect of the filter screen is ensured, and the ventilation quality is further ensured; the building ventilation structure comprises a ventilation pipeline, a first motor arranged in the ventilation pipeline through a support, a fan connected with an output shaft of the motor, and a filter plate arranged at two ends of the ventilation pipeline, wherein two ends of the ventilation pipeline are respectively an air outlet and an air inlet, the top of the inner wall of the ventilation pipeline is provided with a mounting groove, a shielding shutter is arranged at the air inlet, one end of the shutter is provided with a connecting column, the center of the connecting column is provided with a connecting hole, a turntable is rotationally arranged in the connecting hole, the turntable is fixed in the mounting groove, the top of the connecting column is provided with a turbine, the turbine is sleeved on the turntable and is positioned in the mounting groove, the turbine is meshed with a worm, one end of the worm is fixed on the inner wall of the mounting groove, the other end of the worm is provided with a second motor, and the second motor is fixed in the mounting groove.

Description

Building ventilation structure

Technical Field

The utility model relates to the technical field of building ventilation, in particular to a building ventilation structure.

Background

The wall type ventilation device is arranged in a building wall body, indoor ventilation can be realized under the condition of not opening a window, ventilation is a basic condition which is necessary for a residence or an office place, ventilation of air in the building can be guaranteed only by good ventilation, injury to human bodies is avoided, and ventilation modes are generally divided into natural or mechanical methods, so that ventilation is not hindered by wind.

At present, chinese patent with publication number CN217082824U discloses a building energy-saving ventilation structure, which comprises a wallboard, wherein a ventilation pipeline is arranged in the wallboard, two groups of fan blades are arranged in the ventilation pipeline, the two groups of fan blades are connected with the same motor through a plurality of gears to synchronously rotate, and dust screens are arranged at two ends of the inside of the ventilation pipeline. The two groups of fan blades synchronously rotate through the cooperation of the multiple groups of gears to increase ventilation efficiency, and air entering the pipeline is filtered through the dustproof nets at the two ends.

But install in the pipeline and receive insolatedly or other foreign matter destruction towards the outside filter screen of wall body easily, lead to the filter screen breakage, and then get into indoor when leading to dust ventilation, influence ventilation quality.

Disclosure of Invention

In view of the above, the present utility model is directed to providing a ventilation structure for buildings, which ensures that a filter screen installed on a pipeline facing the outside of a wall will not be damaged by insolation or foreign matters, and ensures the use effect of the filter screen, thereby ensuring the ventilation quality.

In order to solve the technical problems, the technical scheme of the utility model is as follows: the utility model provides a building ventilation structure, includes the air pipe, locates the inside motor of air pipe, connects the fan of motor output shaft, installs in the filter at air pipe both ends, air pipe's both ends are air outlet, air intake respectively, the mounting groove has been seted up at the top of air pipe inner wall, the mounting groove intercommunication the air intake, air intake department is equipped with the shield door, the shield door shelters from the air intake, the one end of shield door is equipped with the spliced pole, the connecting hole has been seted up at the center of spliced pole, the connecting hole rotation is equipped with the revolving stage, the revolving stage is fixed in the mounting groove, the top of spliced pole is equipped with the turbine, the turbine cover is located the revolving stage is located in the mounting groove, the turbine meshing has the worm, one end of worm be fixed in the inner wall of mounting groove, the other end of worm is equipped with motor two the motor two is fixed in the mounting groove.

Preferably, the turntable is a semicircular column, the connecting hole comprises a semicircular hole and a sector hole which are communicated with each other, and the circular arc of the sector hole and the circular arc of the semicircular hole form a 3/4 circle.

Preferably, the two right-angle walls of the connecting hole are respectively provided with a first switch and a second switch, the first switch and the second switch are electrically connected with the second motor, when the turntable presses the first switch, the shutter is exposed out of the air inlet, and when the turntable presses the second switch, the shutter is used for sealing the air inlet.

Preferably, the worm is further provided with a first bevel gear, the first bevel gear is connected with a transmission unit in a meshed mode, the transmission unit is connected with a cleaning unit and drives the cleaning unit to slide up and down, and the filter plate is abutted to the cleaning unit and used for cleaning the filter plate.

Preferably, the transmission unit comprises a second bevel gear, a screw rod and a nut seat, the second bevel gear is in meshed connection with the first bevel gear, the screw rod is arranged at the end part of the second bevel gear, which is far away from the first bevel gear, the other end of the screw rod is fixed on the inner wall of the ventilation pipeline, the nut seat is rotationally connected with the outer wall of the screw rod, and the cleaning unit is connected with the side wall of the nut seat.

Preferably, the cleaning unit comprises a rotating shaft and a brush cylinder, the rotating shaft is connected with the side wall of the nut seat, the other end of the rotating shaft is connected with the inner wall of the ventilating duct in a sliding mode, and the brush cylinder is sleeved on the outer wall of the rotating shaft and the outer wall of the brush cylinder abuts against the filter plate.

Through the technical scheme, the utility model has the following beneficial effects:

1. the worm is driven to rotate through the rotation of the motor II, the worm drives the turbine to rotate, and then the turbine drives the baffle door to rotate around the rotating table, so that the baffle door can shield or expose the air inlet, and therefore when a user uses the ventilation structure, the baffle door does not influence indoor ventilation effect and when the user does not use the ventilation structure, the baffle door shields the air inlet, the filter plate at the air inlet cannot be damaged by insolation or foreign matters, the use effect of the filter screen is guaranteed, and ventilation quality is guaranteed.

2. The semi-cylindrical turntable is matched with the connecting hole with the cross section of 3/4 circle formed by the semi-circular holes and the fan-shaped holes, so that the maximum rotation angle of the baffle door is 90 degrees, and the baffle door is prevented from rotating inwards to strike the filter plate too much when the air inlet is sealed.

3. The rotation of the motor II is transmitted to the screw rod through the meshing of the first bevel gear and the second bevel gear, and the screw rod drives the nut seat to rotate when rotating, because the rotating shaft slides and is connected to the inner wall of the ventilating duct, the rotation of the nut seat is limited, so that the nut seat slides along the axis direction of the screw rod, the brush cylinder is driven to roll on the surface of the filter plate, the surface of the filter plate is cleaned, and dust is prevented from adhering to the surface of the filter plate to influence the ventilating effect and the ventilating quality.

Drawings

FIG. 1 is a schematic diagram of an embodiment;

FIG. 2 is a cross-sectional view of an embodiment;

fig. 3 is an enlarged view of a portion a of fig. 2.

Reference numerals: 1. a ventilation duct; 2. a first motor; 3. a fan; 4. a filter plate; 5. an air outlet; 6. an air inlet; 7. a mounting groove; 8. a shutter; 9. a connecting column; 10. a connection hole; 101. a semicircular hole; 102. a fan-shaped hole; 11. a turntable; 12. a turbine; 13. a worm; 14. a second motor; 15. a first switch; 16. a second switch; 17. a first bevel gear; 18. a transmission unit; 181. a second bevel gear; 182. a screw rod; 183. a nut seat; 19. a cleaning unit; 191. a rotating shaft; 192. a brush cylinder.

Detailed Description

The following detailed description of the utility model is provided in connection with the accompanying drawings to facilitate understanding and grasping of the technical scheme of the utility model.

The building ventilation structure comprises a ventilation pipeline 1, a motor I2 fixed in the ventilation pipeline 1 through a bracket, a fan 3 connected with an output shaft of the motor, and filter plates 4 arranged at two ends of the ventilation pipeline 1, as shown in fig. 1 to 3. The both ends of air pipe 1 are air outlet 5, air intake 6 respectively, and mounting groove 7 has been seted up at the top of air pipe 1 inner wall, and mounting groove 7 intercommunication air intake 6, air intake 6 department are equipped with shutter 8, and shutter 8 shelters from air intake 6. One end of the shutter 8 is provided with a connecting column 9, the center of the connecting column 9 is provided with a connecting hole 10, a turntable 11 is rotationally arranged in the connecting hole 10, the turntable 11 is fixed in the mounting groove 7, the top of the connecting column 9 is provided with a turbine 12, the turbine 12 is sleeved on the turntable 11 and is positioned in the mounting groove 7, the turbine 12 is meshed with a worm 13, one end of the worm 13 is fixed on the inner wall of the mounting groove 7, the other end of the worm 13 is provided with a motor II 14, and the motor II 14 is fixed in the mounting groove 7.

When the ventilation structure is needed, the first motor 2 rotates to drive the fan 3 to rotate to form airflow to flow from the air inlet 6 to the air outlet 5, meanwhile, the second motor 14 rotates to drive the worm 13 to rotate, the worm 13 rotates to drive the turbine 12 to rotate, the shutter 8 rotates around the turntable 11, the shutter 8 is further exposed out of the air inlet 6, and ventilation of indoor air and outdoor air is guaranteed. The worm 13 and the turbine 12 are arranged in the mounting groove 7, so that dust accumulation and influence on ventilation inner diameter of the worm 13 and the turbine 12 are avoided, and meanwhile, the locking effect of the worm 13 of the turbine 12 is utilized to ensure that the air inlet 6 is not blocked by the shutter 8 again due to external wind direction after the air inlet 6 is exposed. Guarantee to install in the pipeline and can not suffer the damage of insolation or foreign matter towards the outside filter screen of wall body, guarantee the result of use of filter screen, and then guarantee ventilation quality.

In order to prevent the shutter door 8 from impacting the filter plate 4 when closing the air inlet 6, the turntable 11 is a semicircular column, the connecting hole 10 comprises a semicircular hole 101 and a fan-shaped hole 102 which are communicated with each other, and the circular arc of the fan-shaped hole 102 and the circular arc of the semicircular hole 101 form a 3/4 circle.

The two right-angle walls of the connecting hole 10 are respectively provided with a first switch 15 and a second switch 16, the first switch 15 and the second switch 16 are electrically connected with a second motor 14, when the first switch 15 is pressed by the turntable 11, the air inlet 6 is exposed out of the baffle door 8, and when the second switch 16 is pressed by the turntable 11, the air inlet 6 is closed by the baffle door 8. When the shutter 8 rotates to 90 degrees, the first switch 15 or the second switch 16 is pressed to stop the rotation of the second motor 14, so that the damage of the second motor 14 caused by continuous rotation of the second motor 14 and interference of the turntable 11 is avoided.

In order to prevent dust from adhering to the surface of the filter plate 4 to influence the ventilation effect and ventilation quality, the worm 13 is further provided with a first bevel gear 17, the first bevel gear 17 is connected with a transmission unit 18 in a meshed mode, the transmission unit 18 is connected with a cleaning unit 19 and drives the cleaning unit 19 to slide up and down, and the side wall of the cleaning unit 19 abuts against the filter plate 4 and is used for cleaning the surface of the filter plate 4. The transmission unit 18 comprises a second bevel gear 181, a screw rod 182 and a nut seat 183, the second bevel gear 181 is in meshed connection with the first bevel gear 17, the screw rod 182 is arranged at the end part of the second bevel gear 181, which is far away from the first bevel gear 17, the other end of the screw rod 182 is fixed on the inner wall of the ventilation pipeline 1, the nut seat 183 is rotatably connected to the outer wall of the screw rod 182, and the cleaning unit 19 is connected with the side wall of the nut seat 183. The cleaning unit 19 comprises a rotating shaft 191 and a brush cylinder 192, wherein the rotating shaft 191 is connected with the side wall of the nut seat 183, the other end of the rotating shaft 191 is connected with the inner wall of the ventilating duct 1 in a sliding manner, the brush cylinder 192 is sleeved on the outer wall of the rotating shaft 191, and the outer wall of the brush cylinder 192 abuts against the filter plate 4. The rotation of the motor II 14 is transmitted to the screw rod 182 through the engagement of the first bevel gear and the second bevel gear, and the screw rod 182 drives the nut seat 183 to rotate when rotating, and the rotating shaft 191 is connected to the inner wall of the ventilation pipeline 1 in a sliding way, so that the rotation of the nut seat 183 is limited, the nut seat 183 slides along the axis direction of the screw rod 182 to drive the brush cylinder 192 to roll on the surface of the filter plate 4, and the surface of the filter plate 4 is cleaned.

Of course, the above is only a typical example of the utility model, and other embodiments of the utility model are also possible, and all technical solutions formed by equivalent substitution or equivalent transformation fall within the scope of the utility model claimed.

Claims

1. The utility model provides a building ventilation structure, includes air pipe (1), locates inside motor one (2) of air pipe (1), fan (3) of connecting motor output shaft, installs in air pipe (1) both ends filter (4), characterized by: the utility model discloses a fan, including ventilation pipe (1), air inlet (6), mounting groove (7) have been seted up at the top of ventilation pipe (1) inner wall, mounting groove (7) intercommunication air inlet (6), air inlet (6) department is equipped with shutter (8), shutter (8) shelter from air inlet (6), the one end of shutter (8) is equipped with spliced pole (9), connecting hole (10) have been seted up at the center of spliced pole (9), the rotation of spliced pole (10) is equipped with revolving stage (11), revolving stage (11) are fixed in mounting groove (7), the top of spliced pole (9) is equipped with turbine (12), turbine (12) cover is located revolving stage (11) and be located in mounting groove (7), turbine (12) meshing has worm (13), one end of worm (13) is fixed in the inner wall of mounting groove (7), the other end of worm (13) is equipped with motor (14) two, worm (14) are fixed in mounting groove (7).

2. A building ventilation structure according to claim 1, characterized in that: the turntable (11) is a semicircular column, the connecting hole (10) comprises a semicircular hole (101) and a sector hole (102) which are communicated with each other, and the circular arc of the sector hole (102) and the circular arc of the semicircular hole (101) form a 3/4 circle.

3. A building ventilation structure according to claim 2, characterized in that: two right angle walls of connecting hole (10) are equipped with switch one (15), switch two (16) respectively, switch one (15), switch two (16) electricity are connected motor two (14), when revolving stage (11) press switch one (15), shutter (8) expose air intake (6), when revolving stage (11) press switch two (16), shutter (8) are sealed air intake (6).

4. A building ventilation structure according to claim 1, characterized in that: the novel cleaning device is characterized in that a first bevel gear (17) is further arranged on the worm (13), the first bevel gear (17) is connected with a transmission unit (18) in a meshed mode, the transmission unit (18) is connected with a cleaning unit (19) and drives the cleaning unit (19) to slide up and down, the cleaning unit (19) is abutted to the filter plate (4) and used for cleaning the filter plate (4), and the end portion of the cleaning unit (19) is connected with the inner wall of the ventilating duct (1) in a sliding mode.

5. A building ventilation structure according to claim 4, characterized in that: the transmission unit (18) comprises a bevel gear II (181), a screw rod (182) and a nut seat (183), wherein the bevel gear II (181) is in meshed connection with the bevel gear I (17), the screw rod (182) is arranged at the end part of the bevel gear II (181) away from the bevel gear I (17), the other end of the screw rod (182) is fixed on the inner wall of the ventilation pipeline (1), the nut seat (183) is rotationally connected with the outer wall of the screw rod (182), and the cleaning unit (19) is connected with the side wall of the nut seat (183).

6. A building ventilation structure according to claim 5, characterized in that: the cleaning unit (19) comprises a rotating shaft (191) and a brush cylinder (192), the rotating shaft (191) is connected with the side wall of the nut seat (183), the other end of the rotating shaft (191) is connected with the inner wall of the ventilation pipeline (1) in a sliding mode, and the brush cylinder (192) is sleeved on the outer wall of the rotating shaft (191) and the outer wall of the brush cylinder (192) is abutted to the filter plate (4).