Energy-saving ventilation device for green building

Abstract

The invention discloses a green building energy-saving ventilation device, and relates to the technical field of green buildings, in particular to a green building energy-saving ventilation device which comprises a cleaning frame, one end of the cleaning frame is fixedly connected with one end of a first filter frame, and the other end of the first filter frame is fixedly connected with an air inlet bin. The bottom of the air inlet bin is fixedly connected with an air exchange bin, and one end of the air exchange bin is fixedly connected with a second filter frame. According to the energy-saving ventilation device for the green building, a single motor is arranged in the energy-saving ventilation device for the green building to drive the two fans to rotate together, resource consumption generated when the two fans are started at the same time is reduced, the energy-saving effect of the ventilation device is improved, and a cleaning brush is arranged outside an internal filtering insertion plate to clean dust filtered on the filtering insertion plate in a unified mode; and meanwhile, the filtering insertion plate is arranged to be of a detachable structure, the filtering insertion plate is conveniently and rapidly replaced by being matched with an internal locking insertion rod, and the use effect of the ventilation device in the green building is improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of green building, in particular to a green building energy-saving ventilation device. BACKGROUND

[0002] Green building refers to providing people with healthy, applicable and efficient use space through resource saving, environment protection and pollution reduction in the whole life cycle, and is a high-quality building that maximizes the harmony between man and nature, and the indoor layout of the green building is very reasonable, synthetic materials are used as little as possible, sunlight is fully utilized, energy is saved, and a natural feeling is created for the occupants, in order to ensure the air circulation in the green building, a ventilation device is usually used, the ventilation device is a device for realizing the air circulation between a closed space and the outside, the core function of which is to adjust the indoor gas environment, maintain the gas circulation and balance the air pressure, and in order to meet the needs of the green building, the ventilation device also needs certain energy-saving effect.

[0003] At present: 1. The energy-saving effect of the ventilation device is not good when it is used, the air inlet fan and the ventilation fan are opened at the same time for a long time, which is easy to cause resource waste, and cannot meet the needs of the green building well; 2. The internal filter screen of the common ventilation device accumulates more dust filtered for a long time, which is easy to cause the filter screen to be blocked, and most of the ventilation devices are integrated structures, which are not convenient for disassembling and cleaning the internal filter screen, so that the ventilation effect of the ventilation device is reduced, and the use effect of the ventilation device in the green building is affected. SUMMARY

[0004] In view of the defects of the prior art, the present application provides a green building energy-saving ventilation device, which solves the problems of the ventilation device in the prior art, such as poor energy-saving effect when it is used, long-time opening of the air inlet fan and the ventilation fan at the same time, easy to cause resource waste, easy to cause the filter screen to be blocked when the internal filter screen filters more dust, inconvenient to disassemble and clean, and cannot meet the needs of the green building well.

[0005] To achieve the above purpose, the present application is realized by the following technical scheme: a green building energy-saving ventilation device, comprising a cleaning frame, one end of the cleaning frame is fixedly connected with one end of a first filter frame, the other end of the first filter frame is fixedly connected with an air inlet bin, the bottom of the air inlet bin is fixedly connected with a ventilation bin, and one end of the ventilation bin is fixedly connected with a second filter frame.

[0006] The inside of the cleaning frame is embedded with a docking groove, the lower side of the docking groove is provided with a limiting groove, the top side of the cleaning frame is provided with a cleaning motor, one end of the cleaning motor is drivingly connected with a driving shaft, the two ends of the driving shaft are provided with driving gears, the driving gears are engaged with driven gears, the bottom center of the driven gears is provided with a cleaning threaded shaft, and one end of the cleaning threaded shaft is threadedly connected with a cleaning brush.

[0007] The lower side of the first filtering frame is inserted with a collecting bin, the top of the first filtering frame is embedded with a filtering slot, the filtering slot is inserted with a filtering plug, the top inner wall of the filtering slot is embedded with a locking slot, the locking slot is penetrated with a locking plug, the outer side of the locking plug is fixedly connected with a limiting plate, and one end of the limiting plate is provided with a pressing spring.

[0008] Optionally, the cleaning frame, the first filtering frame, the air inlet bin, the air exchange bin and the second filtering frame are all back-shaped hollow frame structures, the bottom of the cleaning frame and the first filtering frame is fixedly connected with the top of the second filtering frame, and the outer wall of one end of the cleaning frame and the second filtering frame is uniformly provided with a plurality of stainless steel hangers.

[0009] Optionally, the docking groove has two, and is embedded in the top corner of the two ends of the cleaning frame, the driving gears and the driven gears are all conical gears, the driving gears and the driven gears are all located in the inside of the docking groove, and the directions of the driving gears at the two ends of the driving shaft are opposite.

[0010] Optionally, the cleaning threaded shaft is rotatably connected in the inside of the limiting groove, and the directions of the external threads of the two cleaning threaded shafts are opposite.

[0011] Optionally, the two ends of the cleaning brush are threadedly connected with the cleaning threaded shaft and the limiting groove to form a sliding connection structure, one side of the cleaning brush is provided with a brush, and the brush and the outer wall of the filtering plug are mutually attached.

[0012] Optionally, the collecting bin is a strip bin structure provided with a groove at the top, the collecting bin is inserted at the connecting position of the cleaning frame and the first filtering frame, the top groove of the collecting bin is located directly below the filtering plug, and one end of the collecting bin and the top of the filtering plug are both provided with a handle.

[0013] Optionally, the top inner wall of the filtering slot is embedded with a locking slot at the two ends, the pressing spring is located outside the locking plug, and one end of the pressing spring is fixedly connected with the other end of the locking slot.

[0014] Optionally, the limit plate is slidably connected to the inside of the locking slot, and both ends of the top of one side of the filter plug-in plate are embedded with sockets, and when the limit plate slides to one end of the locking slot, one end of the locking rod passes through the top inner wall of the filter slot, and one end of the locking rod and the socket form a plug-in connection structure.

[0015] Optionally, an air intake motor is installed in the center of the air intake bin, one end of the air intake motor is driven and connected to a driving pulley, one end of the driving pulley is coaxially installed with an air intake fan, the external transmission of the driving pulley is connected to one end of a transmission belt, a fixed bracket is installed inside the ventilation bin, the top of the fixed bracket is rotatably connected to a driven pulley, one end of the driven pulley is coaxially installed with the ventilation fan, and the driven pulley and the other end of the transmission belt constitute a transmission connection structure, and the transmission belt passes through the connection between the bottom of the air intake bin and the top of the ventilation bin, and the blades of the air intake fan and the ventilation fan are in opposite directions.

[0016] Optionally, a filter slot is embedded in the bottom of the second filter frame, and the interior of the second filter frame is invertedly provided with the same filter plug-in plate, locking slot, locking rod, limit plate and extrusion spring as those inside the first filter frame.

[0017] The present invention provides a green building energy-saving ventilation device, which has the following beneficial effects: This green building energy-saving ventilation device sets the air intake chamber and the air exchange chamber in the ventilation device as a single motor that cooperates with internal pulleys to drive each other to jointly drive the rotation of two fans, reducing resource consumption when the air intake fan and the ventilation fan are started at the same time, improving the overall energy-saving effect of the ventilation device, and thus meeting the needs of green buildings.

[0018] This green building energy-saving ventilation device has an internal filter plate configured as a detachable structure. Compared with a common integrated ventilation device, when the filter screen in the filter plate is clogged, the filter plate can be removed and replaced, thereby improving the use effect of the ventilation device.

[0019] This green building energy-saving ventilation device is provided with an automatically lockable locking rod in the filter frame to lock the position of the filter plate in the filter frame. At the same time, the filter plate can be opened and locked by inserting and pulling the locking rod, which further improves the operating efficiency when the filter plate needs to be replaced and improves the convenience of using the ventilation device.

[0020] The green building energy-saving ventilation device is provided with a cleaning component outside the filter plate of the air inlet bin to uniformly clean the external dust filtered out by the filter plate, thereby preventing dust accumulation from clogging the filter plate and affecting the filtering effect of the filter plate, thereby increasing the service life of the filter plate and enabling the ventilation device to better meet the needs of green buildings.

[0021] The green building energy-saving ventilation device is provided with a removable collection bin at the bottom of the filter plate outside the cleaning assembly and the air inlet bin, so that the dust brushed by the cleaning brush is uniformly collected, dust accumulation in the ventilation device is avoided, the normal use of the ventilation device is not affected, dust cleaning is facilitated, and the use effect of the ventilation device in green buildings is improved. BRIEF DESCRIPTION OF DRAWINGS

[0022] Figure 1 The figure is a front view structure schematic diagram of the application; Figure 2 The figure is a rear view structure schematic diagram of the application; Figure 3 The figure is an enlarged structure schematic diagram of the inside of the cleaning frame of the application; Figure 4 The figure is an enlarged structure schematic diagram of the inside of the first filter frame of the application; Figure 5 The figure is an exploded enlarged structure schematic diagram of the first filter frame of the application; Figure 6 The figure is an exploded enlarged structure schematic diagram of the air inlet bin and the air exchange bin of the application; Figure 7 The figure is an exploded enlarged structure schematic diagram of the second filter frame of the application.

[0023] In the figure: 1, cleaning frame; 101, butt joint groove; 102, limiting groove; 103, cleaning motor; 104, driving shaft; 105, driving gear; 106, driven gear; 107, cleaning threaded shaft; 108, cleaning brush; 2, first filter frame; 201, collection bin; 202, filter insertion slot; 203, filter insertion plate; 204, locking slot; 205, locking insertion rod; 206, limiting plate; 207, extrusion spring; 3, air inlet bin; 301, air inlet motor; 302, driving pulley; 303, air inlet fan; 304, transmission belt; 4, air exchange bin; 401, fixed support; 402, driven pulley; 403, air exchange fan; 5, second filter frame. DETAILED DESCRIPTION

[0024] The technical solutions in the embodiments of the application will be clearly and completely described below with reference to the drawings in the embodiments of the application. Obviously, the described embodiments are only part of the embodiments of the application, not all the embodiments of the application.

[0025] In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more; the orientation or positional relationship indicated by the terms "upper", "lower", "left", "right", "inner", "outer", "front end", "rear end", "head", "tail" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the present application and simplifying the description, and does not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as a limitation on the present application. In addition, the terms "first", "second", "third" and the like are only for descriptive purposes and cannot be understood as indicating or implying relative importance.

[0026] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "connected", "connected" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium. For those skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0027] Please refer to Figures 1 to 7 The present application provides a technical scheme: a green building energy-saving ventilation device, comprising a cleaning frame 1, one end of the cleaning frame 1 is fixedly connected with one end of a first filter frame 2, the other end of the first filter frame 2 is fixedly connected with an air inlet bin 3, the bottom of the air inlet bin 3 is fixedly connected with a ventilation bin 4, one end of the ventilation bin 4 is fixedly connected with a second filter frame 5.

[0028] The inside of the cleaning frame 1 is embedded with a docking groove 101, the lower part of the docking groove 101 is provided with a limiting groove 102, the top side of the cleaning frame 1 is installed with a cleaning motor 103, one end of the cleaning motor 103 is drivingly connected with a driving shaft 104, the two ends of the driving shaft 104 are installed with driving gears 105, the lower part of the driving gears 105 is engaged with a driven gear 106, the bottom center of the driven gear 106 is installed with a cleaning threaded shaft 107, one end of the cleaning threaded shaft 107 is threadedly connected with a cleaning brush 108.

[0029] The lower side of the first filter frame 2 is inserted with a collection bin 201, the top of the first filter frame 2 is embedded with a filter insertion slot 202, the inside of the filter insertion slot 202 is inserted with a filter insertion plate 203, the top inner wall of the filter insertion slot 202 is embedded with a locking slot 204, the inside of the locking slot 204 is penetrated by a locking insertion rod 205, the outside of the locking insertion rod 205 is fixedly connected with a limiting plate 206, one end of the limiting plate 206 is installed with a squeezing spring 207.

[0030] In this embodiment, as Figure 1 And Figure 2As shown, the cleaning frame 1, the first filter frame 2, the air inlet bin 3, the air exchange bin 4 and the second filter frame 5 are all back-shaped hollow frame structures, the bottom of the cleaning frame 1 and the first filter frame 2 is fixedly connected with the top of the second filter frame 5, and the outer wall of one end of the cleaning frame 1 and the second filter frame 5 is uniformly provided with a plurality of stainless steel hangers; the stainless steel hangers are arranged outside the cleaning frame 1 and the second filter frame 5 in the air exchange device, so that the air exchange device can be fixed with the building wall by using the connecting piece, and the installation efficiency of the air exchange device is improved.

[0031] In the embodiment, as shown in the drawings, Figure 3 The two abutting grooves 101 are respectively embedded in the top corners of the two ends of the top of the cleaning frame 1, the driving gear 105 and the driven gear 106 are both conical gears, the driving gear 105 and the driven gear 106 are both located inside the abutting groove 101, and the directions of the driving gears 105 at the two ends of the driving shaft 104 are opposite; the cleaning motor 103 is arranged to drive the driving shaft 104 to rotate, so as to drive the driving gears 105 in opposite directions to rotate and engage the driven gears 106 below to rotate, and the subsequent cleaning brush 108 is driven by the servo motor to reciprocatingly clean the outer surface of the filter plug 203, so as to avoid the complexity of disassembling the whole device for cleaning by manual cleaning, and improve the convenience of cleaning the filter plug 203.

[0032] In the embodiment, as shown in the drawings, Figure 3 The cleaning threaded shaft 107 is rotationally connected inside the limiting groove 102, and the directions of the external threads of the two cleaning threaded shafts 107 are opposite; the two cleaning threaded shafts 107 with opposite directions of external threads are arranged to cooperate with the conical gears meshing with each other at the top, so that the cleaning brush 108 can stably reciprocate in the limiting groove 102, and the stability of the cleaning brush 108 during movement is improved.

[0033] In the embodiment, as shown in the drawings, Figure 1 and Figure 3 The two ends of the cleaning brush 108 are connected with the limiting groove 102 through the cleaning threaded shaft 107 to form a sliding connection structure, one side of the cleaning brush 108 is provided with a brush, and the brush is in close contact with the outer wall of the filter plug 203; the cleaning brush 108 is arranged to reciprocatingly brush the outer wall of the filter plug 203, so as to brush the external dust filtered by the outer wall of the filter plug 203, avoid the filter plug 203 from being blocked due to the accumulation of dust on the outer wall of the filter plug 203, and increase the service life of the filter plug 203.

[0034] In the embodiment, as shown in the drawings, Figure 1 , Figure 4 and Figure 5As shown, the collecting bin 201 is a strip-shaped bin structure with a groove at the top, and the collecting bin 201 is inserted at the joint of the cleaning frame 1 and the first filtering frame 2, and the top groove of the collecting bin 201 is located directly below the filtering plugboard 203, and the top of the collecting bin 201 and the filtering plugboard 203 are both provided with a handle; the collecting bin 201 is arranged below the contact surface of the filtering plugboard 203 and the brush of the cleaning brush 108 to collect the dust brushed down, so as to avoid the dust brushed down from the filtering plugboard 203 from entering the air exchange device and affecting the normal use of the air exchange device, and facilitate the unified treatment of the collected dust, and better meet the demand of green building.

[0035] In the embodiment, as shown in Figure 5 As shown, the top inner wall of the filtering slot 202 is embedded with a locking slot 204 at both ends, the extrusion spring 207 is located outside the locking plug rod 205, and one end of the extrusion spring 207 is fixedly connected with the other end of the locking slot 204; the extrusion spring 207 cooperates with the limiting plate 206 to limit the position of the locking plug rod 205 in the locking slot 204, so as to facilitate the resetting of the locking plug rod 205 after use, and improve the use effect of the locking plug rod 205.

[0036] In the embodiment, as shown in Figure 2 and Figure 5 As shown, the limiting plate 206 is slidingly connected in the locking slot 204, the top of one side of the filtering plugboard 203 is embedded with a plug hole at both ends, when the limiting plate 206 slides to one end of the locking slot 204, one end of the locking plug rod 205 penetrates through the top inner wall of the filtering slot 202, and one end of the locking plug rod 205 and the plug hole form a plug-in connection structure; the locking plug rod 205 is arranged to lock the filtering plugboard 203 in the filtering slot 202, so as to improve the dismounting efficiency of the filtering plugboard 203, and facilitate the dismounting, replacing and mounting of the filtering plugboard 203 when needed.

[0037] In the embodiment, as shown in Figure 2 and Figure 6As shown, the center of the air inlet bin 3 is provided with an air inlet motor 301, one end of the air inlet motor 301 is drivingly connected with a driving pulley 302, one end of the driving pulley 302 is coaxially provided with an air inlet fan 303, one end of the driving pulley 302 is drivingly connected with one end of a transmission belt 304, the inside of the air exchange bin 4 is provided with a fixed support 401, the top of the fixed support 401 is rotatably connected with a driven pulley 402, one end of the driven pulley 402 is coaxially provided with an air exchange fan 403, the driven pulley 402 and the other end of the transmission belt 304 form a transmission connection structure, the transmission belt 304 penetrates through the connection between the bottom of the air inlet bin 3 and the top of the air exchange bin 4, the fan blade directions of the air inlet fan 303 and the air exchange fan 403 are opposite; the air inlet fan 303 and the air exchange fan 403 in the air inlet bin 3 and the air exchange bin 4 are arranged in a single motor driving and cooperating pulley transmission mode for air exchange operation, which reduces the energy consumption when the two fans are started at the same time, improves the energy saving effect of the air exchange device, and further better meets the demand of green building.

[0038] In this embodiment, as shown in Figure 1 , Figure 2 and Figure 7 , the bottom of the second filter frame 5 is embedded with a filter slot 202, and the inside of the second filter frame 5 is reversely provided with the same filter plugboard 203, locking slot 204, locking plug rod 205, limiting plate 206 and extrusion spring 207 as the inside of the first filter frame 2; the inside components of the second filter frame 5 are arranged the same as the inside of the first filter frame 2, which facilitates the replacement of the filter plugboard 203 in the second filter frame 5 when needed, and the setting of the second filter frame 5 avoids the entry of external dust into the indoor through one end of the air exchange bin 4, further improving the use effect of the air exchange device.

[0039] In summary, the green building energy-saving air exchange device has the following advantages: First, the stainless steel connecting pieces outside the cleaning frame 1 and the second filter frame 5 in the air exchange device are docked with the base of the installation area and fixed by bolts and the like, the locking plug rods 205 at both ends of the top of the first filter frame 2 and the bottom of the second filter frame 5 are pulled outwards, the limiting plates 206 connected with the locking plug rods 205 in the internal locking slots 204 extrude the extrusion springs 207, and one end of the locking plug rod 205 is retracted into the locking slot 204; Subsequently, the two filter plugboards 203 are inserted into the filter slots 202 in the first filter frame 2 and the second filter frame 5 in turn, and the four locking plug rods 205 are loosened, the one end of the locking plug rod 205 is inserted and fixed with the insertion hole on the outer wall of the filter plugboard 203 under the action of the internal extrusion spring 207 and the limiting plate 206, and the collecting bin 201 is inserted into the corresponding position of the connecting portion between the cleaning frame 1 and the first filter frame 2 below, so that the installation of the air exchange device can be completed; Then the air inlet motor 301 in the air inlet chamber 3 is started to drive the air inlet fan 303 to rotate, and the external air is filtered by the filter screen in the filter plug 203 and then enters the indoor, at the same time, the driving pulley 302 coaxially connected with the air inlet fan 303 rotates, and the driven pulley 402 in the lower air exchange chamber 4 is driven by the transmission belt 304 to rotate in the fixed support 401, and then the air exchange fan 403 coaxially connected therewith is driven to rotate, and the indoor air is discharged after passing through the filter screen in the filter plug 203 in the second filter frame 5, so as to complete the air exchange operation. Finally, when the filter plug 203 in the first filter frame 2 has more dust remaining, the cleaning motor 103 is started to drive the driving shaft 104 to rotate in the cleaning frame 1, the driving gears 105 at both ends are driven to rotate in the butt joint groove 101, and then the driven gears 106 below are driven to rotate, the cleaning threaded shaft 107 connected with the bottom of the driven gears 106 is driven to rotate in the limiting groove 102, so as to drive the cleaning brush 108 to slide up and down along the limiting groove 102, clean the outer wall of the filter plug 203, and make the cleaned dust fall into the collection chamber 201 below for centralized collection, and the collection chamber 201 is taken out for unified treatment of the collected dust during use, and the two filter plugs 203 can also be taken out for replacement when needed.

[0040] The contents not described in detail in the description belong to the prior art known to those skilled in the art.

[0041] The above is only the preferred specific implementation of the present application, but the protection scope of the present application is not limited to this, any skilled person in the art can make equivalent replacement or change according to the technical scheme and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A green building energy-saving ventilation device, comprising a cleaning frame (1), characterized in that: One end of the cleaning frame (1) is fixedly connected to one end of the first filter frame (2), the other end of the first filter frame (2) is fixedly connected to the air intake bin (3), the bottom of the air intake bin (3) is fixedly connected to the air exchange bin (4), and one end of the air exchange bin (4) is fixedly connected to the second filter frame (5); A docking groove (101) is embedded in the interior of the cleaning frame (1), a limiting groove (102) is provided below the docking groove (101), a cleaning motor (103) is installed on one side of the top of the cleaning frame (1), one end of the cleaning motor (103) is connected to a driving shaft (104), both ends of the driving shaft (104) are installed with driving gears (105), a driven gear (106) is meshed below the driving gear (105), a cleaning threaded shaft (107) is installed at the bottom center of the driven gear (106), and the external thread of the cleaning threaded shaft (107) is connected to one end of a cleaning brush (108); A collecting bin (201) is plugged into one side of the lower portion of the first filter frame (2), a filter slot (202) is embedded in the top of the first filter frame (2), a filter plug plate (203) is plugged into the interior of the filter slot (202), a locking slot (204) is embedded in the top inner wall of the filter slot (202), a locking rod (205) passes through the interior of the locking slot (204), the exterior of the locking rod (205) is fixedly connected to a limiting plate (206), and an extrusion spring (207) is installed at one end of the limiting plate (206).

2. A green building energy-saving ventilation device according to claim 1, characterized in that: The cleaning frame (1), the first filter frame (2), the air inlet bin (3), the air exchange bin (4) and the second filter frame (5) are all circular hollow frame structures, and the bottoms of the cleaning frame (1) and the first filter frame (2) are fixedly connected to the top of the second filter frame (5), and a plurality of stainless steel hangers are evenly installed on the outer walls of one end of the cleaning frame (1) and the second filter frame (5).

3. The green building energy-saving ventilation device according to claim 1, characterized in that: There are two docking grooves (101), which are respectively embedded in the top corners of the two ends of the top of the cleaning frame (1). The driving gear (105) and the driven gear (106) are both bevel gears, and the driving gear (105) and the driven gear (106) are both located inside the docking grooves (101), and the driving gears (105) at both ends of the driving shaft (104) are in opposite directions.

4. The green building energy-saving ventilation device according to claim 3, characterized in that: The cleaning threaded shaft (107) is rotatably connected to the interior of the limiting groove (102), and the external threads of the two cleaning threaded shafts (107) are in opposite directions.

5. The green building energy-saving ventilation device according to claim 1, characterized in that: The two ends of the cleaning brush (108) are threadedly connected to the cleaning threaded shaft (107) and the limiting groove (102) to form a sliding connection structure, and a brush is provided on one side of the cleaning brush (108), and the brush is in contact with the outer wall of the filter insert (203).

6. The green building energy-saving ventilation device according to claim 1, characterized in that: The collecting bin (201) is a strip-shaped bin structure with a groove on the top, and the collecting bin (201) is plugged into the connection between the cleaning frame (1) and the first filter frame (2), and the top groove of the collecting bin (201) is located directly below the filter insert (203), and one end of the collecting bin (201) and the top of the filter insert (203) are both equipped with handles.

7. The green building energy-saving ventilation device according to claim 1, characterized in that: Locking grooves (204) are embedded in both ends of the top inner wall of the filter slot (202), and the extrusion spring (207) is located outside the locking rod (205), and one end of the extrusion spring (207) is fixedly connected to the other end of the locking groove (204).

8. The green building energy-saving ventilation device according to claim 1, characterized in that: The limiting plate (206) is slidably connected to the interior of the locking slot (204), and both ends of the top of one side of the filter plug plate (203) are embedded with sockets, and when the limiting plate (206) slides to one end of the locking slot (204), one end of the locking rod (205) penetrates the top inner wall of the filter slot (202), and one end of the locking rod (205) and the socket form a plug connection structure.

9. The green building energy-saving ventilation device according to claim 1, characterized in that: An air intake motor (301) is installed at the center of the air intake bin (3), one end of the air intake motor (301) is drivingly connected to a driving pulley (302), one end of the driving pulley (302) is coaxially installed with an air intake fan (303), the external transmission of the driving pulley (302) is connected to one end of a transmission belt (304), a fixed bracket (401) is installed inside the air exchange bin (4), the top of the fixed bracket (401) is rotatably connected to a driven pulley (402), one end of the driven pulley (402) is coaxially installed with the air exchange fan (403), and the driven pulley (402) and the other end of the transmission belt (304) form a transmission connection structure, and the transmission belt (304) passes through the connection between the bottom of the air intake bin (3) and the top of the air exchange bin (4), and the fan blades of the air intake fan (303) and the air exchange fan (403) are in opposite directions.

10. The green building energy-saving ventilation device according to claim 1, characterized in that: A filter slot (202) is embedded in the bottom of the second filter frame (5), and the interior of the second filter frame (5) is provided with a filter insert (203), a locking slot (204), a locking insert rod (205), a limit plate (206), and a compression spring (207) identical to those in the interior of the first filter frame (2) in reverse order.

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