CN221839831U - A building energy-saving ventilation structure - Google Patents

Abstract

The utility model belongs to the technical field of building ventilation, and particularly relates to an energy-saving ventilation structure of a building; comprising the following steps: the mounting plate is provided with a ventilation groove; the air draft tube is arranged on the mounting plate; the ventilation channel is arranged on the air draft tube and is communicated with the ventilation groove; the bracket is arranged on the mounting plate; the negative pressure fan is arranged on the bracket and is positioned in the ventilation groove; the energy-saving assembly is arranged on the air draft tube; the energy-saving assembly includes: the support plates are arranged at the top of the air draft tube; the solar panel is arranged between the tops of the plurality of support plates and is used for receiving sunlight and converting solar energy into electric energy through a photovoltaic effect; the solar controller is used for supplying power to the negative pressure fan and simultaneously charging the storage battery; the storage battery is used for receiving the electric energy obtained by the solar energy controller and storing the electric energy, and the storage battery is electrically connected with the negative pressure fan. The utility model provides a building energy-saving ventilation structure for ventilating a building by using renewable energy.

Description

A building energy-saving ventilation structure

Technical Field

The utility model belongs to the technical field of building ventilation, and in particular relates to a building energy-saving ventilation structure.

Background Art

In daily life, fresh air needs to be injected through air circulation to replace indoor polluted air, so as to ensure the quality of life and the health and safety of the work space. Building ventilation is divided into natural ventilation and mechanical ventilation. The ventilation of indoor spaces for work and life is mainly achieved through natural ventilation or ventilation systems. The ventilation system needs to rely on a power system and use electrical energy to actively exchange indoor and outdoor air. The cost is high and the energy consumption is large. In order to achieve green and energy-saving ventilation effects, natural ventilation is often used in ventilation structures to save electricity and achieve environmental protection.

The utility model patent with the publication number CN218583343U discloses a building energy-saving ventilation structure, which relates to the field of building energy-saving ventilation technology, including a box body, one side of the box body is hinged with a box door frame, the interior of the box body and the interior of the box door frame are provided with a ventilation and dust prevention assembly, the ventilation and dust prevention assembly includes a cross fixing plate, two ventilation fans and an aesthetic assembly, the cross fixing plate is fixedly arranged in the middle of the inner wall of the box body, and the two ventilation fans are respectively fixedly arranged in the middle of both sides of the cross fixing plate. The technology accelerates the flow of air through the two ventilation fans arranged in the ventilation and dust prevention assembly to ventilate the room, and at the same time, the first dustproof layer, the second dustproof layer and the third dustproof layer arranged in the ventilation and dust prevention assembly are filtered layer by layer, so as to effectively filter dust and impurities and improve the quality of ventilation air. Although the technology accelerates the flow of air through two ventilation fans, the ventilation fans in the technology are driven by electricity, which requires a large amount of energy consumption and a high cost.

Utility Model Content

The purpose of the utility model is to provide a building energy-saving ventilation structure that utilizes renewable energy for building ventilation in response to the above-mentioned technical problems.

In view of this, the utility model provides a building energy-saving ventilation structure, comprising:

A mounting plate having ventilation slots thereon;

There are multiple positioning holes, which are respectively opened on the left and right sides and the upper and lower sides of the mounting plate;

An induced draft tube is arranged on the mounting plate;

The ventilation channel is arranged on the induced draft tube and is connected with the ventilation slot;

A bracket is arranged on the mounting plate;

A negative pressure fan is arranged on the bracket and located in the ventilation slot;

The energy-saving component is arranged on the induced draft tube and is used to receive sunlight and convert it into electrical energy;

The energy-saving components include:

There are multiple support plates, all of which are arranged on the top of the induced draft tube;

Solar panels are arranged between the tops of the plurality of support plates, and are used to receive sunlight and convert solar energy into electrical energy through the photovoltaic effect;

Solar controller, used to power the negative pressure fan and charge the battery at the same time;

A storage battery is electrically connected to the solar controller and is used to receive and store the electric energy obtained by the solar controller. The storage battery is electrically connected to the negative pressure fan.

Protective components are used to prevent damage to solar panels when they are not in use.

In the present technical solution, a mounting plate is arranged on a building and has a ventilation groove. A plurality of positioning holes are respectively arranged on the left and right sides and the upper and lower sides of the mounting plate. An induced draft duct is arranged on the mounting plate. A ventilation channel is arranged on the induced draft duct and is connected with the ventilation groove. A bracket is arranged on the mounting plate. A negative pressure fan is arranged on the bracket and is located in the ventilation groove. An energy-saving component is arranged on the induced draft duct for receiving sunlight and converting it into electrical energy. A plurality of support plates are arranged on the top of the induced draft duct. A solar panel is arranged between the tops of the plurality of support plates for receiving sunlight and converting solar energy into electrical energy through the photovoltaic effect. A solar controller is used to power the negative pressure fan and charge the battery at the same time. The battery is electrically connected to the solar controller for receiving the electrical energy obtained by the solar controller and storing it. The battery is electrically connected to the negative pressure fan. A protective component is used to prevent the solar panel from being damaged when not in use. The solar controller is used to prevent overcharging and reverse charging to protect the battery.

When it is necessary to use the building energy-saving ventilation structure, first install the building energy-saving ventilation structure on the building wall through the positioning hole, receive sunlight through the solar panel, and convert solar energy into electrical energy through the photovoltaic effect, start the solar controller, power the negative pressure fan, and charge the battery. The electric energy stored in the battery is used to power the negative pressure fan at night or on rainy days. When it is necessary to ventilate the room, the negative pressure fan is powered by the solar controller or the battery, so that the negative pressure fan generates negative pressure, introduces outdoor air into the ventilation channel, and flows from the ventilation channel to the ventilation slot, so that fresh air flows from the ventilation slot to the room to ventilate the room. When ventilation is not needed, turn off the solar controller. In this way, the building ventilation can be achieved while achieving the purpose of energy saving and environmental protection. It has the effect of simplicity, high efficiency and environmental protection.

In the above technical solution, further, the protection component includes:

There are two installation slots, one on each side of the induced draft tube;

The frame is arranged between the two mounting grooves and is fixedly connected to the mounting plate by bolt connection;

A dual-axis motor is arranged on the mounting slot;

A transmission shaft is arranged on the upper output shaft of the dual-shaft motor;

The protective plates are arranged on the transmission shaft, the two protective plates are in contact with each other and are located above the solar panel.

In the present technical solution, two mounting grooves are respectively arranged on both sides of the induced draft duct, and the frame is arranged on the mounting plate by means of bolt connection and is precisely located in the mounting groove to provide support and fixation. The dual-axis motor is installed on the frame as the power source of the protective component, and the transmission shaft is arranged on the upper output shaft of the dual-axis motor for transmitting power. The protective plate is arranged on the transmission shaft, and the two protective plates are in contact with each other and are located above the solar panel. The design of the protective plate is intended to prevent direct damage or influence of external objects on the solar panel to ensure the safety of the solar panel.

When working, start the dual-axis motor, and the dual-axis motor drives the transmission shaft to drive the protective plate to rotate, so that the protective plate can provide shielding and protection when needed. When the building energy-saving ventilation structure does not need the solar panels to work, the dual-axis motor drives the transmission shaft to rotate in the opposite direction, driving the protective plate to rotate in the opposite direction. The protective plate automatically covers the surface of the solar panel to prevent it from being damaged by the external environment. After the work is completed, turn off the dual-axis motor, so that the protective plate can effectively prevent the solar panel from being damaged or affected by the outside when not in use.

In any of the above technical solutions, further, the protective plate is made of metal.

In this technical solution, the protective plate is made of metal, has good corrosion resistance and mechanical strength, is suitable for outdoor environments, and can effectively resist losses under severe weather conditions. The protective plate is designed to be a sturdy and lightweight structure to ensure that no additional burden is imposed on the solar panel during movement and stopping. The surface of the panel may be specially treated to increase its weather resistance and wear resistance. The metal protective plate is connected to the drive shaft through a suitable installation method to ensure that the solar panel can be smoothly shielded when needed. The protective plate made of metal has high durability and weathering resistance, and can protect the solar panel under various environmental conditions and extend its service life. The energy-saving ventilation structure of the building using metal protective plates provides a strong protective layer to ensure that the solar panel can maintain high efficiency and reliable performance throughout its service life.

In any of the above technical solutions, further, a connecting rod is provided on the lower output shaft of the dual-axis motor, a baffle is provided on the connecting rod, a fixed plate is provided inside the ventilation channel, the baffle is rotatably connected to the fixed plate, and the baffle is located on the left and right sides of the fixed plate and inside the ventilation channel.

In the present technical solution, a dual-axis motor is used in the dual-axis motor structure. A connecting rod is provided on the lower output shaft of the dual-axis motor to provide power for the entire system. The connecting rod is directly connected to the output shaft of the dual-axis motor to transmit power. The design of the connecting rod takes into account its strength and rigidity to ensure that no distortion occurs during movement. A baffle is provided on the connecting rod. The baffle is located inside the ventilation channel and is rotatably connected to a fixed plate. The design shape of the baffle can be adjusted according to ventilation requirements to change the cross-sectional area of the ventilation channel. A fixed plate is provided inside the ventilation channel. The baffle is rotatably connected to the fixed plate so that the baffle can rotate left and right. The function of the fixed plate is to provide a rotation axis for the baffle and stabilize the movement of the baffle.

When it is necessary to ventilate the room, the dual-axis motor is started, and the output shaft at the upper end of the dual-axis motor drives the transmission shaft to rotate, so that the transmission shaft drives the protective plate to rotate and open, so that the solar panel can fully absorb solar light. At the same time, the output shaft at the lower end of the dual-axis motor drives the connecting rod to rotate, and the connecting rod drives the baffle to rotate, and the baffle rotates to adjust the opening and closing degree of the ventilation channel, so that air can pass through the ventilation channel smoothly and flow to the ventilation slot. After rotating ninety degrees, the baffle can serve as a wind guide plate to guide the direction of air introduction and effectively reduce the introduction of strong wind. When it is not necessary to ventilate the room, the output shaft of the dual-axis motor drives the connecting rod to rotate in the opposite direction, and the connecting rod drives the baffle to rotate in the opposite direction, and the baffle reverses to close the ventilation channel to prevent natural wind from blowing into the room when the ventilation structure is not in use.

In any of the above technical solutions, further, the negative pressure fan includes:

A fan is arranged on the bracket and located in the ventilation slot;

A power source is used to provide power to drive the fan to rotate, and the power source is electrically connected to the battery and the solar controller;

The power source may be an electric motor, a gas engine, a wind device or any other suitable energy source to achieve the rotation of the fan.

In this technical solution, the core component of the negative pressure fan system is the fan, which is set on a bracket and located in the ventilation slot. The design of the fan takes into account its key role in the ventilation system to ensure that the air flow effect is maximized. The power source is used to provide the energy required to drive the fan to rotate. The power source is electrically connected to the battery and the solar controller to ensure that the system has the ability to independently supply power and utilize renewable energy. The power source can take the form of electric motors, gas engines, wind power devices, etc. to meet the needs of different environmental and energy conditions.

When the ventilation system is started, the power source provides the required energy to drive the fan to rotate. The fan generates negative pressure in the ventilation slots, thereby guiding the air to flow into the ventilation slots, realizing ventilation and air exchange inside the building, thus achieving the use of renewable energy and improving energy-saving performance.

In any of the above technical solutions, further, a filter is provided in the ventilation channel, and a replacement component for installing and removing the filter is provided.

In any of the above technical solutions, further, the replacement component includes:

There are multiple fixing rods, which are respectively arranged on the filter net along the circumferential direction;

A connecting plate is arranged on the fixing rod;

The screw is threadedly arranged on the connecting plate, and the screw is threadedly connected to the induced draft tube.

In the present technical scheme, when the negative pressure fan is working and generates negative pressure, thereby guiding the air to flow into the ventilation duct, the air passes through the filter, and the filter filters the impurities and dust in the air, so that the air entering the room is pure, so as to ensure the purity of the room. After the filter has been working for a long time, a lot of dust and impurities adhere to its surface. People turn the screws to make the screws break away from the air duct. At this time, people remove the filter, and people can clean the impurities on the filter or replace it with a new filter, install the filter back in place, and fix its connecting plate on the air duct under the action of the screws. In this way, the air introduced into the room can be filtered, so that the air entering the room is pure. At the same time, the filter is disassembled for easy cleaning or replacement.

The beneficial effects of the utility model are:

1. Receive sunlight through solar panels, and convert solar energy into electrical energy through the photovoltaic effect, start the solar controller, power the negative pressure fan, and charge the battery. The electric energy stored in the battery is used to power the negative pressure fan at night or on rainy days. In this way, building ventilation can be achieved while achieving the purpose of energy saving and environmental protection, with simple, efficient and environmentally friendly effects;

2. The protective plate is driven by a dual-axis motor to rotate the transmission shaft, so that the protective plate can provide shielding and protection when needed. When the building energy-saving ventilation structure does not need the solar panel to work, the protective plate automatically covers the surface of the solar panel to prevent it from being damaged by the external environment. In this way, the protective plate can effectively prevent the solar panel from being damaged or affected by the outside when not in use;

3. The output shaft at the lower end of the dual-axis motor drives the connecting rod to rotate, and the connecting rod drives the baffle to rotate. The baffle rotates to adjust the opening and closing degree of the ventilation channel, so that the air can pass through the ventilation channel smoothly and flow to the ventilation slot. The baffle is reversed to close the ventilation channel to prevent natural wind from blowing into the room when the ventilation structure is not in use;

4. The power source provides the required energy to drive the fan to rotate. The fan generates negative pressure in the ventilation slot, thereby guiding the air to flow into the ventilation slot to achieve ventilation and air exchange inside the building, thus achieving the utilization of renewable energy and improving energy-saving performance;

5. When the negative pressure fan is working, it generates negative pressure, thereby guiding the air to flow into the ventilation channel. The air passes through the filter, which filters the impurities and dust in the air, making the air entering the room pure, thus ensuring the purity of the room;

6. People turn the screw to make the screw disengage from the induced draft tube, and then people remove the filter. People can clean the impurities on the filter or replace the filter with a new one. In this way, the filter can be disassembled, which is convenient for cleaning or replacing the filter.

BRIEF DESCRIPTION OF THE DRAWINGS

FIG1 is a schematic diagram of the three-dimensional structure of the utility model;

FIG2 is a diagram showing the use status of the solar panel of the utility model;

Fig. 3 is a cross-sectional view of the utility model;

Fig. 4 is a system framework diagram of the utility model;

The reference numerals in the figure are: 1. mounting plate; 2. ventilation slot; 3. positioning hole; 4. induced draft tube; 5. ventilation channel; 6. bracket; 7. negative pressure fan; 71. fan; 72. power source; 8. energy-saving component; 81. support plate; 82. solar panel; 83. solar controller; 84. battery; 9. protection component; 91. mounting slot; 92. rack; 93. dual-axis motor; 94. transmission shaft; 95. protection plate; 10. connecting rod; 101. baffle; 102. fixing plate; 11. filter; 12. replacement component; 121. fixing rod; 122. connecting plate; 123. screw.

DETAILED DESCRIPTION

The following will be combined with the drawings in the embodiments of the present application to clearly describe the technical solutions in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. All other embodiments obtained by ordinary technicians in this field based on the embodiments in the present application belong to the scope of protection of this application.

In the description of the present application, it should be noted that the terms used herein are only for describing specific embodiments, and are not intended to limit the exemplary embodiments according to the present application. For ease of description, the sizes of the various parts shown in the drawings are not drawn according to the actual proportional relationship. The technology, methods and equipment known to ordinary technicians in the relevant field may not be discussed in detail, but in appropriate cases, the technology, methods and equipment should be regarded as part of the authorization specification. In all examples shown and discussed here, any specific value should be interpreted as merely exemplary, rather than as a limitation. Therefore, other examples of the exemplary embodiments may have different values. It should be noted that similar numbers and letters represent similar items in the following drawings, so once an item is defined in one drawing, it does not need to be further discussed in subsequent drawings.

Embodiment 1:

As shown in FIGS. 1 to 4 , this embodiment provides a building energy-saving ventilation structure, including:

A mounting plate 1 having ventilation slots 2 formed thereon;

There are multiple positioning holes 3, which are respectively opened on the left and right sides and the upper and lower sides of the mounting plate 1;

The air duct 4 is arranged on the mounting plate 1;

The ventilation channel is arranged on the air duct 4 and communicated with the ventilation slot 2;

A bracket 6 is arranged on the mounting plate 1;

A negative pressure fan 7 is arranged on the bracket 6 and is located in the ventilation slot 2;

The energy-saving component 8 is arranged on the induced draft tube 4 and is used to receive sunlight and convert it into electrical energy;

The energy-saving component 8 comprises:

There are multiple support plates 81, all of which are arranged on the top of the induced draft tube 4;

A solar panel 82 is disposed between the tops of the plurality of support plates 81 and is used to receive sunlight and convert the solar energy into electrical energy through the photovoltaic effect;

The solar controller 83 is used to supply power to the negative pressure fan 7 and charge the battery 84 at the same time;

The battery 84 is electrically connected to the solar controller 83 and is used to receive and store the electric energy obtained by the solar controller 83. The battery 84 is electrically connected to the negative pressure fan 7.

The protective assembly 9 is used to prevent the solar panel 82 from being damaged when not in use.

In the present technical solution, a mounting plate 1 is arranged on a building, and has a ventilation slot 2, a plurality of positioning holes 3 are respectively arranged on the left and right sides and the upper and lower sides of the mounting plate 1, an air duct 4 is arranged on the mounting plate 1, a ventilation channel is arranged on the air duct 4, and is connected with the ventilation slot 2, a bracket 6 is arranged on the mounting plate 1, a negative pressure fan 7 is arranged on the bracket 6, and is located in the ventilation slot 2, an energy-saving component 8 is arranged on the air duct 4, and is used to receive sunlight and convert it into electrical energy, a plurality of support plates 81 are arranged on the top of the air duct 4, and a solar panel 82 is arranged on the plurality of support plates 81. The solar panel 82 is located between the tops of the support plates 81, and is used to receive sunlight and convert solar energy into electrical energy through the photovoltaic effect. The solar controller 83 is used to power the negative pressure fan 7 and charge the battery 84 at the same time. The battery 84 is electrically connected to the solar controller 83, and is used to receive the electrical energy obtained by the solar controller 83 and store it. The battery 84 is electrically connected to the negative pressure fan 7. The protective component 9 is used to prevent the solar panel 82 from being damaged when not in use, and the solar controller 83 is used to prevent overcharging and reverse charging, thereby protecting the battery 84.

When it is necessary to use the building energy-saving ventilation structure, first install the building energy-saving ventilation structure on the building wall through the positioning hole 3, receive sunlight through the solar panel 82, and convert solar energy into electrical energy through the photovoltaic effect, start the solar controller 83, power the negative pressure fan 7, and charge the battery 84. The electrical energy stored in the battery 84 is used to power the negative pressure fan 7 at night or on rainy days. When it is necessary to ventilate the room, the negative pressure fan 7 is powered by the solar controller 83 or the battery 84, so that the negative pressure fan 7 generates negative pressure when it works, and the outdoor air is introduced into the ventilation channel, and flows from the ventilation channel to the ventilation slot 2, so that fresh air flows from the ventilation slot 2 to the room to realize ventilation of the room. When ventilation is not needed, turn off the solar controller 83. In this way, the building ventilation can be realized while achieving the purpose of energy saving and environmental protection, with simple, efficient and environmentally friendly effects.

As shown in FIG. 1 to FIG. 3 , in this embodiment, the protection component 9 is optimized to include:

There are two mounting slots 91, which are respectively provided on both sides of the induced draft tube 4;

The frame 92 is disposed between the two mounting grooves 91 and fixedly connected to the mounting plate 1 by bolt connection;

A dual-axis motor 93 is disposed on the mounting slot 91;

The transmission shaft 94 is arranged on the upper output shaft of the dual-shaft motor 93;

The protection plates 95 are disposed on the transmission shaft 94 . The two protection plates 95 are in contact with each other and are located above the solar panel 82 .

In the present technical solution, two mounting grooves 91 are respectively arranged on both sides of the induced draft tube 4, and a frame 92 is arranged on the mounting plate 1 by means of bolt connection and is precisely located in the mounting groove 91 to provide support and fixation. A dual-axis motor 93 is installed on the frame 92 as a power source 72 of the protective assembly 9, and a transmission shaft 94 is arranged on the upper output shaft of the dual-axis motor 93 for transmitting power. A protective plate 95 is arranged on the transmission shaft 94, and the two protective plates 95 are in contact with each other and are located above the solar panel 82. The design of the protective plate 95 is intended to prevent direct damage or influence of external objects on the solar panel 82 to ensure the safety of the solar panel 82.

When working, start the dual-axis motor 93, and the dual-axis motor 93 drives the transmission shaft 94 to drive the protective plate 95 to rotate, so that the protective plate 95 provides shielding and protection when needed. When the building energy-saving ventilation structure does not need the solar panel 82 to work, the dual-axis motor 93 drives the transmission shaft 94 to rotate in the opposite direction, driving the protective plate 95 to rotate in the opposite direction. The protective plate 95 automatically covers the surface of the solar panel 82 to prevent it from being damaged by the external environment. After the work is completed, turn off the dual-axis motor 93, so that the protective plate 95 can effectively prevent the solar panel 82 from being damaged or affected by the outside when not in use.

Embodiment 2:

This embodiment provides a building energy-saving ventilation structure, which, in addition to the technical solutions of the above embodiments, also has the following technical features.

As shown in FIG. 1 to FIG. 3 , in this embodiment, the protective plate 95 is optimized to be made of metal.

In the present technical solution, the protective plate 95 is made of metal, has good corrosion resistance and mechanical strength, is suitable for outdoor environments, and can effectively resist losses under adverse weather conditions. The protective plate 95 is designed to be a sturdy and lightweight structure to ensure that no additional burden is imposed on the solar panel 82 during movement and stopping. The surface of the plate may be specially treated to increase its weather resistance and wear resistance. The metal protective plate 95 is connected to the drive shaft 94 through a suitable installation method to ensure that the solar panel 82 can be smoothly shielded when needed. The protective plate 95 made of metal has high durability and weathering resistance, and can protect the solar panel 82 under various environmental conditions and extend its service life. The building energy-saving ventilation structure using the metal protective plate 95 provides a strong protective layer to ensure that the solar panel 82 can maintain high efficiency and reliable performance throughout its service life.

As shown in Figure 3, in this embodiment, the lower output shaft of the optimized dual-axis motor 93 is provided with a connecting rod 10, the connecting rod 10 is provided with a baffle 101, a fixed plate 102 is provided inside the ventilation channel, the baffle 101 is rotatably connected to the fixed plate 102, and the baffle 101 is located on the left and right sides of the fixed plate 102 and inside the ventilation channel.

In the present technical solution, a dual-axis motor 93 is used in the dual-axis motor 93 structure. A connecting rod 10 is provided on the lower output shaft of the dual-axis motor 93 to provide power for the entire system. The connecting rod 10 is directly connected to the output shaft of the dual-axis motor 93 to transmit power. The design of the connecting rod 10 takes into account its strength and rigidity to ensure that no distortion occurs during movement. A baffle 101 is provided on the connecting rod 10. The baffle 101 is located inside the ventilation channel and is rotatably connected to a fixed plate 102. The design shape of the baffle 101 can be adjusted according to ventilation requirements to change the cross-sectional area of the ventilation channel. A fixed plate 102 is provided inside the ventilation channel. The baffle 101 is rotatably connected to the fixed plate 102 so that the baffle 101 can rotate left and right. The function of the fixed plate 102 is to provide a rotation axis for the baffle 101 and stabilize the movement of the baffle 101.

When it is necessary to ventilate the room, the dual-axis motor 93 is started, and the output shaft at the upper end of the dual-axis motor 93 drives the transmission shaft 94 to rotate, so that the transmission shaft 94 drives the protective plate 95 to rotate and open, so that the solar panel 82 can fully absorb solar light. At the same time, the output shaft at the lower end of the dual-axis motor 93 drives the connecting rod 10 to rotate, and the connecting rod 10 drives the baffle 101 to rotate, and the baffle 101 rotates to adjust the opening and closing degree of the ventilation channel, so that air can pass through the ventilation channel smoothly and flow to the ventilation slot 2. After rotating ninety degrees, the baffle 101 can serve as a wind guide plate to guide the direction of air introduction and effectively reduce the introduction of strong wind. When it is not necessary to ventilate the room, the output shaft of the dual-axis motor 93 drives the connecting rod 10 to rotate in the opposite direction, and the connecting rod 10 drives the baffle 101 to rotate in the opposite direction, and the baffle 101 reverses to close the ventilation channel to prevent natural wind from blowing into the room when the ventilation structure is not in use.

As shown in FIG. 2 , in this embodiment, the optimized negative pressure fan 7 includes:

A fan 71 is disposed on the bracket 6 and is located in the ventilation slot 2;

A power source 72 is used to provide power to drive the fan 71 to rotate, and the power source 72 is electrically connected to the battery 84 and the solar controller 83;

The power source 72 may be an electric motor, a gas engine, a wind power device or any other suitable energy source to realize the rotation of the fan 71 .

In the present technical solution, the core component of the negative pressure fan 7 system is the fan 71, which is arranged on the bracket 6 and located in the ventilation slot 2. The design of the fan 71 takes into account its key role in the ventilation system to ensure that the air flow effect is maximized. The power source 72 is used to provide the energy required to drive the fan 71 to rotate. The power source 72 is electrically connected to the battery 84 and the solar controller 83 to ensure that the system has the ability to independently supply power and utilize renewable energy. The power source 72 can take the form of electric motors, gas engines, wind power devices, etc. to meet the needs under different environmental and energy conditions.

When the ventilation system is started, the power source 72 provides the required energy to drive the fan 71 to rotate. The fan 71 generates negative pressure in the ventilation slot 2, thereby guiding the air to flow into the ventilation slot 2, realizing ventilation and air exchange inside the building, thereby achieving the use of renewable energy and improving energy-saving performance.

As shown in FIG. 1 and FIG. 3 , in this embodiment, it is optimized that a filter screen 11 and a replacement component 12 for installing and removing the filter screen 11 are provided in the ventilation passage.

As shown in FIG. 1 , in this embodiment, the replacement component 12 is optimized to include:

There are multiple fixing rods 121, which are respectively arranged on the filter screen 11 along the circumferential direction;

A connecting plate 122 is disposed on the fixing rod 121;

The screw 123 is threadedly disposed on the connecting plate 122 , and the screw 123 is threadedly connected to the induced draft tube 4 .

In the present technical scheme, when the negative pressure fan 7 is working to generate negative pressure, thereby guiding the air to flow into the ventilation duct, the air passes through the filter 11, and the filter 11 filters the impurities and dust in the air, so that the air entering the room is pure, so as to ensure the purity of the room. After the filter 11 has been working for a long time, a lot of dust and impurities adhere to its surface. People screw the screw 123 so that the screw 123 is out of contact with the induced draft tube 4. At this time, people remove the filter 11. People can clean the impurities on the filter 11 or replace it with a new filter 11, install the filter 11 back to its original position, and under the action of the screw 123, fix its connecting plate 122 on the induced draft tube 4. In this way, the air introduced into the room can be filtered, so that the air entering the room is pure. At the same time, the filter 11 is disassembled for easy cleaning or replacement of the filter 11.

The embodiments of the present application are described above in conjunction with the accompanying drawings. In the absence of conflict, the embodiments in the present application and the features in the embodiments can be combined with each other. The present application is not limited to the above-mentioned specific implementation methods. The above-mentioned specific implementation methods are merely illustrative and not restrictive. Under the guidance of the present application, ordinary technicians in this field can also make many forms without departing from the purpose of the present application and the scope of protection of the claims, all of which are within the protection of the present application.

Claims (7)

1. An energy-saving ventilation structure for a building, comprising:

the mounting plate (1) is provided with a ventilation groove (2);

The positioning holes (3) are formed in the left side, the right side, the upper side and the lower side of the mounting plate (1) respectively;

the air draft tube (4) is arranged on the mounting plate (1);

The ventilation channel (5) is arranged on the induced draft cylinder (4) and is communicated with the ventilation groove (2);

A bracket (6) arranged on the mounting plate (1);

the negative pressure fan (7) is arranged on the bracket (6) and is positioned in the ventilation groove (2);

The energy-saving assembly (8) is arranged on the induced draft tube (4) and is used for receiving sunlight and converting the sunlight into electric energy;

The energy saving assembly (8) comprises:

The support plates (81) are arranged at the top of the induced draft tube (4);

The solar panel (82) is arranged between the tops of the plurality of supporting plates (81) and is used for receiving sunlight and converting solar energy into electric energy through a photovoltaic effect;

The solar controller (83) is used for supplying power to the negative pressure fan (7) and simultaneously charging the storage battery (84);

The storage battery (84) is electrically connected with the solar controller (83) and is used for receiving the electric energy obtained by the solar controller (83) and storing the electric energy, and the storage battery (84) is electrically connected with the negative pressure fan (7);

And a protective assembly (9) for preventing damage to the solar panel (82) when not in use.

2. A building energy saving ventilation structure according to claim 1, characterized in that the protective assembly (9) comprises:

The two mounting grooves (91) are respectively arranged at two sides of the induced draft tube (4);

The rack (92) is arranged between the two mounting grooves (91) and is fixedly connected with the mounting plate (1) in a bolt connection mode;

a biaxial motor (93) provided on the mounting groove (91);

A transmission shaft (94) which is arranged on an upper output shaft of the double-shaft motor (93);

The protection plates (95) are arranged on the transmission shafts (94), and the two protection plates (95) are in contact with each other and are positioned above the solar panel (82).

3. A building energy saving ventilation structure according to claim 2, characterized in that the protection plate (95) is of metal material.

4. The building energy-saving ventilation structure according to claim 2, wherein a connecting rod (10) is arranged on an output shaft at the lower side of the double-shaft motor (93), a baffle plate (101) is arranged on the connecting rod (10), a fixed plate (102) is arranged in the ventilation channel (5), the baffle plate (101) is rotationally connected with the fixed plate (102), and the baffle plate (101) is positioned at the left side and the right side of the fixed plate (102) and is positioned in the ventilation channel (5).

5. A building energy saving ventilation structure according to claim 1, characterized in that the negative pressure fan (7) comprises:

A fan (71) arranged on the bracket (6) and positioned in the ventilation groove (2);

A power source (72) for providing power to drive the fan (71) to rotate, and the power source (72) is electrically connected with the storage battery (84) and the solar controller (83);

wherein the power source (72) may be an electric motor, gas engine, wind power plant or any other suitable energy source to effect rotation of the fan (71).

6. A building energy saving ventilation structure according to claim 1, characterized in that a filter screen (11) is provided in the ventilation channel (5), and a replacement assembly (12) for mounting and dismounting the filter screen (11).

7. The building energy conservation ventilation structure of claim 6, wherein the replacement assembly (12) comprises:

A plurality of fixing rods (121) which are respectively arranged on the filter screen (11) along the circumferential direction;

a connecting plate (122) provided on the fixing rod (121);

Screw (123), screw thread formula set up in on connecting plate (122), just screw (123) with induced air section of thick bamboo (4) screw thread formula is connected.