Intelligent ventilation device for building

Abstract

The utility model discloses an intelligent ventilation device for a building. The intelligent ventilation device comprises a shell and an intelligent blocking mechanism, a fixing plate is arranged on the outer side face of the shell, a ventilation hole is formed in the right side face of the shell, an electric fan is arranged in the ventilation hole, the left side face of the shell is of an opening structure, a single-chip microcomputer is arranged in the shell, sensors are arranged at the left end and the right end of the upper surface of the shell, and the output ends of the sensors are electrically connected to the input end of the single-chip microcomputer. The input end of the single-chip microcomputer is electrically connected to an external power supply, and the input end of the electric fan is electrically connected to the output end of the single-chip microcomputer. The intelligent blocking mechanism is arranged at the left end of the shell, the intelligent blocking mechanism comprises a peculiar smell detector, the intelligent building ventilation device intelligently controls a building to ventilate, the ventilation device works more automatically, external peculiar smell is timely and accurately blocked from passing through a ventilation pipeline, the probability that the peculiar smell enters the building along with air flowing is reduced, and the ventilation efficiency of the building is improved. And the ventilation quality of the building is ensured.

Description

Technical Field

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

[0002] A building is a building or a mansion, which refers to a tall house building. Buildings are widely used in modern society, including artificial buildings for production, operation and residence. The building economy is highly concentrated and efficient, and plays an important role in breaking through land resource constraints, optimizing urban spatial structure, cultivating new economic growth momentum, and improving the quality of urban development. During the use of buildings, building ventilation is very important, which can improve the air quality inside the building, reduce room temperature, save energy, and achieve sustainable development. In the existing technology, building ventilation devices are often composed of components such as fans and pipes. Fans are used to circulate air in the pipes to realize the exchange of air inside and outside the building. At the same time, in order to make the use of ventilation devices more intelligent, sensors will be installed to automatically control the start of the ventilation devices by detecting differences in the internal environment of the building. However, during the ventilation process of some ventilation devices, external odors can easily enter the building through the ventilation devices with the flow of air, affecting the ventilation quality of the building. Utility Model Content

[0003] The technical problem to be solved by the present invention is to overcome the existing defects, provide an intelligent ventilation device for buildings, intelligently control the ventilation of buildings, timely and accurately block external odors from passing through the ventilation ducts, reduce the probability of odors entering the interior of the building with the flow of air, ensure the ventilation quality of the building, and effectively solve the problems in the background technology.

[0004] To achieve the above-mentioned object, the present utility model provides the following technical solutions: an intelligent building ventilation device, comprising a housing and an intelligent blocking mechanism;

[0005] Shell: A fixing plate is provided on the outer side thereof, a ventilation hole is provided on the right side thereof, an electric fan is provided inside the ventilation hole, the left side thereof is an opening structure, a single-chip microcomputer is provided inside the shell, sensors are provided on both the left and right ends of the upper surface of the shell, the output end of the sensor is electrically connected to the input end of the single-chip microcomputer, the input end of the single-chip microcomputer is electrically connected to the external power supply, and the input end of the electric fan is electrically connected to the output end of the single-chip microcomputer;

[0006] Intelligent blocking mechanism: It is located at the left end of the shell and intelligently controls the ventilation of the building, making the operation of the ventilation device more automated. It can timely and accurately block external odors from passing through the ventilation ducts, reduce the probability of odors entering the building with the air flow, and ensure the ventilation quality of the building.

[0007] Furthermore, the intelligent blocking mechanism includes an odor detector, which is arranged in the middle of the interior of the shell. The output end of the odor detector is electrically connected to the input end of the single-chip microcomputer to detect odor molecules in the air.

[0008] Furthermore, the intelligent blocking mechanism also includes a baffle, a rotating column and an arc-shaped slide groove. The baffles are respectively connected to the left end between the front and rear inner walls of the shell through a rotating shaft. The upper ends of the baffles distributed at equal vertical intervals are provided with rotating columns. The arc-shaped slide grooves are respectively arranged at the left ends of the front and rear inner walls of the shell. The rotating columns are slidably connected to the inside of the arc-shaped slide groove to close the left end of the shell.

[0009] Furthermore, the intelligent blocking mechanism also includes an electric push rod and a slide plate. The electric push rods are respectively arranged on the front and rear inner walls of the shell. A slide plate is provided between the left ends of the telescopic ends of the two electric push rods corresponding to the vertical positions. The end of the rotating column is vertically slidably connected to the inside of the slide plate. The input end of the electric push rod is electrically connected to the output end of the single-chip microcomputer to provide power for the rotation of the baffle.

[0010] Furthermore, the intelligent blocking mechanism also includes rubber sleeves, which are fixedly mounted on the outer arc surfaces of the baffles to make the contact between the baffles closer.

[0011] Furthermore, a data transmitter is provided inside the shell, and the data transmitter is bidirectionally electrically connected to the single-chip microcomputer, so as to facilitate remote control of the ventilation device.

[0012] Furthermore, a protective net is installed on the right side of the shell through bolts, and the protective net is installed in conjunction with the ventilation hole to prevent external debris from entering the ventilation hole.

[0013] Compared with the prior art, the beneficial effects of the present invention are: the intelligent building ventilation device has the following advantages:

[0014] When in use, sensors are used to detect the temperature, humidity and carbon dioxide concentration parameters inside and outside the building. The detected parameters are compared through the single-chip computer to intelligently determine whether the building needs ventilation. When the building needs ventilation, the electric fan is started to guide the air to circulate between the inside and outside of the building. During the ventilation process, the odor detector is used to detect the content of odor molecules in the air. When the odor concentration in the air is too high, the electric push rod is started to make the baffle rotate synchronously to a vertical state, sealing the left end of the shell to block the flow of air and quickly prevent external odors from entering the building. The building is ventilated by intelligent control, making the operation of the ventilation device more automated, timely and accurately blocking external odors from passing through the ventilation duct, reducing the probability of odors entering the building with the air flow, and ensuring the ventilation quality of the building. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1This is a schematic diagram of the structure of the utility model;

[0016] Figure 2 This is a schematic diagram of the structure of the overall device of the utility model in a front view section;

[0017] Figure 3 This is an enlarged structural diagram of point A of the present invention.

[0018] In the figure: 1 housing, 2 fixing plate, 3 ventilation hole, 4 electric fan, 5 protective net, 6 single chip microcomputer, 7 sensor, 8 intelligent blocking mechanism, 81 odor detector, 82 baffle, 83 rotating column, 84 arc-shaped slide, 85 electric push rod, 86 slide plate, 87 rubber sleeve, 9 data transmitter. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0020] See also Figure 1-3 ,This embodiment provides a technical solution: a building intelligent ventilation device, comprising a housing 1 and an intelligent blocking mechanism 8;

[0021] Shell 1: A fixing plate 2 is provided on the outer side of the shell 1 to facilitate installation of the shell 1 in the ventilation window of the building. A ventilation hole 3 is provided on the right side of the shell 1. An electric fan 4 is provided inside the ventilation hole 3. The left side of the shell 1 is an opening structure. When the electric fan 4 is started, the air is guided to flow in the ventilation hole 3 so that the air inside the building and the outside air can circulate. A single-chip microcomputer 6 is provided inside the shell 1 to control the start and stop of the entire device. Sensors 7 are provided on both ends of the upper surface of the shell 1. The sensors 7 include but are not limited to temperature sensors, humidity sensors, and carbon dioxide concentration sensors. The temperature, humidity and carbon dioxide concentration parameters outside the housing are detected. The output end of the sensor 7 is electrically connected to the input end of the single-chip microcomputer 6, the input end of the single-chip microcomputer 6 is electrically connected to the external power supply, and the input end of the electric fan 4 is electrically connected to the output end of the single-chip microcomputer 6. A data transmitter 9 is provided inside the housing 1. The data transmitter 9 is bidirectionally electrically connected to the single-chip microcomputer 6. The ventilation device is connected to the remote control center via the Internet to achieve remote control of the ventilation device. A protective net 5 is installed on the right side of the housing 1 by bolts. The protective net 5 is installed in conjunction with the ventilation hole 3 to prevent larger debris from entering the interior of the housing 1.

[0022] 84 , the odor detector 81 is provided in the middle of the interior of the shell 1 , and the output end of the odor detector 81 is electrically connected to the input end of the single chip computer 6 , and the intelligent blocking mechanism 8 also includes a baffle 82 , a rotating column 83 and an arc-shaped slide 84 , the baffle 82 is respectively connected to the left end between the front and rear inner walls of the shell 1 through a rotating shaft, and the upper ends of the baffles 82 distributed at equal vertical intervals are provided with a rotating column 83 , and the arc-shaped slide 84 are respectively provided at the left ends of the front and rear inner walls of the shell 1 , and the rotating column 83 is slidably connected to the inside of the arc-shaped slide 84 , and the intelligent blocking mechanism 8 also includes an electric push rod 85 and a slide plate 86 , the electric push rod 85 is respectively provided on the front and rear inner walls of the shell 1 , and a slide plate 86 is provided between the left ends of the telescopic ends of the two electric push rods 85 corresponding to the vertical position, and the end of the rotating column 83 is connected to the slide plate 86 The internal vertical sliding connection, the input end of the electric push rod 85 is electrically connected to the output end of the single-chip microcomputer 6, the electric push rod 85 is started, and the telescopic end of the electric push rod 85 drives the slide plate 86 to move backward, exerting a force to the right on the rotating column 83, pulling the rotating column 83 to slide in the arc slide 84, and at the same time, the rotating column 83 slides in the slide plate 86, causing the baffle 82 to rotate around the rotating axis in the middle. When the baffles 82 are all in the vertical state, the baffles 82 distributed at equal intervals in the vertical direction cooperate to seal the left end of the shell 1, blocking the flow of air and quickly preventing external odors from entering the building. The intelligent blocking mechanism 8 also includes rubber sleeves 87, which are fixedly mounted on the outer arc surfaces of the baffles 82. The deformation of the rubber sleeves 87 is used to fill the gaps between the baffles 82 when the baffles 82 are in the vertical state, thereby improving the air blocking effect.

[0023] The working principle of the building intelligent ventilation device provided by the present invention is as follows: when in use, the housing 1 is installed in the building ventilation window through the fixing plate 2, the temperature, humidity and carbon dioxide concentration parameters inside and outside the building are detected by the sensor 7, and the detected parameters are compared by the single-chip computer 6 to intelligently judge whether the building needs ventilation. When the building needs ventilation, the electric fan 4 is started to guide the air to flow in the ventilation hole 3, so that the air inside the building and the outside air circulate. During the ventilation process, the odor detector 81 is used to detect the odor in the air. The content of odor molecules. When the odor concentration in the air is too high, the electric push rod 85 is started. The telescopic end of the electric push rod 85 drives the slide plate 86 to move backward, exerting a rightward force on the rotating column 83, pulling the rotating column 83 to slide in the arc slide 84. At the same time, the rotating column 83 slides in the slide plate 86, causing the baffle 82 to rotate around the central axis as the center. When the baffles 82 are all in a vertical state, the baffles 82 distributed at equal intervals in the vertical direction are used to seal the left end of the shell 1, blocking the flow of air and quickly preventing external odors from entering the building.

[0024] It is worth noting that the single-chip microcomputer 6 disclosed in the above embodiment can use the AT89C4051 model single-chip microcomputer, and the electric fan 4, sensor 7, odor detector 81, electric push rod 85 and data transmitter 9 can be freely configured according to the actual application scenario. The electric fan 4 can use the FT8-20 model electric fan, the sensor 7 can use the HT31 model temperature and humidity sensor or the K22-CO2A model carbon dioxide concentration sensor, the odor detector 81 can use the XP-329I IIR model odor detector, the electric push rod 85 can use the LAM1 model electric push rod, and the data transmitter 9 can use the CM6560P model wireless data transmitter. The single-chip microcomputer 6 controls the operation of the electric fan 4, sensor 7, odor detector 81, electric push rod 85 and data transmitter 9 using methods commonly used in the prior art.

[0025] The above are merely embodiments of the present invention and are not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made using the contents of the present invention specification and drawings, or directly or indirectly applied in other related technical fields, are also included in the patent protection scope of the present invention.

Claims

1. Intelligent building ventilation device, characterized in that: It comprises a housing (1) and an intelligent blocking mechanism (8); A housing (1): a fixing plate (2) is provided on the outer side surface thereof, a ventilation hole (3) is provided on the right side surface of the housing (1), an electric fan (4) is provided inside the ventilation hole (3), the left side surface of the housing (1) is an open structure, a single chip computer (6) is provided inside the housing (1), sensors (7) are provided at both left and right ends of the upper surface of the housing (1), an output end of the sensor (7) is electrically connected to an input end of the single chip computer (6), an input end of the single chip computer (6) is electrically connected to an external power supply, and an input end of the electric fan (4) is electrically connected to an output end of the single chip computer (6); Intelligent blocking mechanism (8): arranged at the left end of the housing (1).

2. The intelligent building ventilation device according to claim 1, characterized in that: The intelligent blocking mechanism (8) comprises an odor detector (81), which is arranged in the middle of the interior of the housing (1), and the output end of the odor detector (81) is electrically connected to the input end of the single-chip computer (6).

3. The building intelligent ventilation device according to claim 1, characterized in that: The intelligent blocking mechanism (8) further comprises a baffle (82), a rotating column (83) and an arc-shaped slide groove (84); the baffle (82) is rotatably connected to the left end between the front and rear inner walls of the shell (1) via a rotating shaft; the upper ends of the baffles (82) which are evenly spaced vertically are provided with rotating columns (83); the arc-shaped slide groove (84) is respectively arranged at the left end of the front and rear inner walls of the shell (1); the rotating column (83) is slidably connected to the inside of the arc-shaped slide groove (84).

4. The building intelligent ventilation device according to claim 3, characterized in that: The intelligent blocking mechanism (8) further comprises an electric push rod (85) and a slide plate (86), wherein the electric push rod (85) is respectively arranged on the front and rear inner walls of the housing (1), and a slide plate (86) is arranged between the left ends of the telescopic ends of two electric push rods (85) corresponding to each other in vertical positions, and the end of the rotating column (83) is vertically slidably connected to the inside of the slide plate (86), and the input end of the electric push rod (85) is electrically connected to the output end of the single chip computer (6).

5. The intelligent building ventilation device according to claim 3, characterized in that: The intelligent blocking mechanism (8) further comprises a rubber sleeve (87), and the rubber sleeve (87) is respectively fixedly sleeved on the outer arc surface of the baffle (82).

6. The intelligent building ventilation device according to claim 1, characterized in that: A data transmitter (9) is provided inside the housing (1), and the data transmitter (9) is bidirectionally electrically connected to the single-chip computer (6).

7. The building intelligent ventilation device according to claim 1, characterized in that: A protective net (5) is installed on the right side surface of the housing (1) by means of bolts, and the protective net (5) is installed in coordination with the ventilation hole (3).

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