Indoor air purification and disinfection equipment

Abstract

The utility model discloses indoor air purification and disinfection equipment, and relates to the technical field of air purification equipment. The air purifier comprises a base and a body, the body is fixedly installed on the top of the base, an air inlet cavity and a filtering cavity are formed in the body, two air inlet holes are formed in the inner wall of the bottom of the air inlet cavity, and dustproof bottom plates are arranged on the inner walls of the peripheral sides of the two air inlet holes. During use, the fan is started, air enters the filtering cavity to be filtered and is discharged through the air outlet holes, and in the air inlet process, hair, large-particle foreign matters and the like in the air are preliminarily filtered through the two dustproof bottom plates, so that the large-particle foreign matters are prevented from entering the body to damage internal elements, the filtering performance of the filtering piece can be prevented from being reduced, and the service life of the filtering piece is prolonged. And the situation that the filtering piece needs to be frequently replaced is avoided, in the cleaning process, the dustproof bottom plate can be sealed, and hair and large-particle foreign matter are effectively prevented from entering the interior.

Description

Technical Field

[0001] The utility model relates to the technical field of air purification equipment, in particular to indoor air purification and disinfection equipment. Background Art

[0002] At present, the decline in indoor air quality caused by urban pollution, building decoration pollution, the spread of germs or other reasons is a practical problem faced by many cities in my country. With the improvement of people's living standards, people are paying more and more attention to indoor air quality. Indoor air often contains harmful pollutants such as bacteria, viruses, formaldehyde, benzene, and various odors, which seriously affect people's health and living comfort.

[0003] When used, the indoor air purification and disinfection equipment in the prior art can absorb dust particles and harmful gases in the air into the interior, purify and disinfect them, and then discharge them. However, after long-term use, the dust, solid particles, etc. in the air will be blocked at the air inlet, affecting the air intake effect, and the user needs to clean it. During the cleaning, harmful substances will float in the air and can be easily inhaled by the human body, causing harm to the body. Utility Model Content

[0004] In order to solve the above-mentioned problems, the utility model provides an indoor air purification and disinfection device to solve the problem that after long-term use, dust, solid particles, etc. in the air will be blocked in the air inlet holes, affecting the air intake effect, and the user needs to clean them. During the cleaning, harmful substances will float in the air and can be easily inhaled by the human body, causing harm to the body.

[0005] In order to achieve the above-mentioned purpose, the utility model specifically adopts the following technical solutions: an indoor air purification and disinfection device, comprising a base and a body, wherein the body is fixedly mounted on the top of the base, an air inlet cavity and a filter cavity are provided in the body, two air inlet holes are provided on the bottom inner wall of the air inlet cavity, dustproof bottom plates are provided on the inner walls around the two air inlet holes, two cleaning mechanisms are provided in the air inlet cavity, the two cleaning mechanisms are respectively adapted to the two dustproof bottom plates, and a filter mechanism is provided in the filter cavity;

[0006] The cleaning mechanism comprises a slide rod and a rotating assembly, a slide groove is provided on the bottom inner wall of the air inlet cavity, a slide hole connected to the air inlet hole is provided on the side inner wall of the slide groove, the slide rod is slidably arranged in the slide hole, a cleaning brush matched with the dustproof bottom plate is fixedly installed at one end of the slide rod, a pushing assembly is provided at the other end of the slide rod, a sealing plate is rotatably installed in the air inlet cavity through the rotating assembly, and the sealing plate is matched with the dustproof bottom plate;

[0007] The filtering mechanism comprises an activated carbon filtering layer, a high-efficiency filtering layer, an ultraviolet sterilizing lamp, and a photocatalyst sterilizing layer, and the activated carbon filtering layer, the high-efficiency filtering layer, the ultraviolet sterilizing lamp, and the photocatalyst sterilizing layer are all arranged in the filtering cavity.

[0008] Preferably, the pushing assembly includes a rectangular lifting plate, two convex cavities are provided in the main body, and the side inner walls of the two convex cavities are provided with lifting holes connected to the air inlet cavity. The rectangular lifting plate is slidably installed in the two lifting holes through a lifting unit, and a first connecting rod is rotatably installed on the side of the rectangular lifting plate, and a slider is slidably installed in the slide groove, the side of the slider is fixedly connected to the end of the slide rod, and the other end of the first connecting rod is rotatably installed on the top of the slider.

[0009] Preferably, the lifting unit includes a screw rod, the bottom end of the screw rod is rotatably mounted on the bottom inner wall of the slide groove, the top end of the screw rod is rotatably mounted on the top inner wall of the air inlet chamber, the rectangular lifting plate is threadedly mounted on the screw rod, and a motor groove is opened on the top inner wall of the air inlet chamber, a driving motor is arranged in the motor groove, and the output shaft of the driving motor is connected to the top end of the screw rod.

[0010] Preferably, the rotating assembly includes a rotating shaft, and the relative inner walls of the air inlet chamber are provided with circular holes. The rotating shaft is rotatably installed in the two circular holes, and the sealing plate is fixedly sleeved on the circumferential outer wall of the rotating shaft. The two ends of the rotating shaft respectively extend into the two convex cavities and are both provided with linkage units adapted to the rectangular lifting plate.

[0011] Preferably, the linkage unit comprises a gear and a rack, the gear is fixedly sleeved on the peripheral outer wall of the rotating shaft, and the rack is slidably mounted on the bottom inner wall of the convex cavity through a limiting element.

[0012] Preferably, the limiting element includes a fixed block, which is fixedly installed on the bottom inner wall of the convex cavity, a limiting shaft is fixedly installed on the side of the fixed block, the rack is slidably sleeved on the circumferential outer wall of the limiting shaft, a return spring is sleeved on the limiting shaft, a guide shaft is fixedly installed on the top of the fixed block, a square lifting block adapted to the rectangular lifting plate is slidably installed on the guide shaft, a second connecting rod is rotatably installed on the side of the square lifting block, and the other end of the second connecting rod is rotatably installed on the top of the rack.

[0013] Preferably, both sides of the base are provided with collecting grooves, and collecting drawers are slidably installed in the two collecting grooves, and the two collecting drawers are respectively adapted to the two dustproof bottom plates.

[0014] Preferably, the air inlet chamber and the filter chamber are connected through an air inlet pipe, a fan is provided on the air inlet pipe, an air outlet hole is opened on the top inner wall of the filter chamber, a dust cover is provided on the inner wall around the air outlet hole, and a control panel is provided on the top of the main body.

[0015] The beneficial effects of the utility model are as follows:

[0016] The utility model controls the driving motor through the control panel to drive the screw to rotate. When the screw rotates, the rectangular lifting plate is driven to move downward through the action of the thread, thereby releasing the squeezing of the two square lifting blocks. Under the elastic action of the two reset springs, the two racks can be driven to move synchronously in opposite directions. Through the engagement with the two gears, the two rotating shafts and the two sealing plates are driven to rotate synchronously in opposite directions, thereby sealing the tops of the two dustproof bottom plates to prevent hair and large particles of foreign matter from entering the interior.

[0017] When the rectangular lifting plate moves downward, the two first connecting rods are connected to drive the two sliding blocks, the two sliding rods and the two cleaning brushes to move synchronously in opposite directions, so as to clean the bottom of the dustproof bottom plate, and make the foreign matter dropped by the brush fall into the collection drawer for collection, thereby preventing dust and foreign matter from being dispersed into the air and being inhaled by the human body during manual cleaning, thereby preventing injuries. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the three-dimensional structure of the utility model from the first perspective;

[0019] Figure 2 It is a partial cutaway structural schematic diagram of the utility model body, dustproof bottom plate, and sealing plate;

[0020] Figure 3 yes Figure 2 The enlarged structural diagram at A in the middle;

[0021] Figure 4 It is a schematic diagram of the partial cutaway structure of the utility model body;

[0022] Figure 5 yes Figure 4 Enlarged structural diagram at B in the middle.

[0023] Figure numerals: 1. base; 2. body; 3. dustproof bottom plate; 4. dustproof cover plate; 5. air inlet pipe; 6. fan; 7. activated carbon filter layer; 8. high-efficiency filter layer; 9. ultraviolet sterilization lamp; 10. photocatalyst sterilization layer; 11. control panel; 12. slide bar; 13. cleaning brush; 14. rectangular lifting plate; 15. screw rod; 16. drive motor; 17. slider; 18. first connecting rod; 19. rotating shaft; 20. sealing plate; 21. gear; 22. rack; 23. fixed block; 24. limit shaft; 25. reset spring; 26. guide shaft; 27. square lifting block; 28. second connecting rod; 29. ​​collection drawer. DETAILED DESCRIPTION

[0024] The present invention is further described below in conjunction with specific embodiments. However, people familiar with the art should understand that the detailed description given here in conjunction with the drawings is for better explanation, and the structure of the present invention necessarily exceeds these limited embodiments. For some equivalent replacement schemes or common means, they are no longer described in detail herein, but still fall within the scope of protection of the present application.

[0025] Figures 1 to 5 It is the best embodiment of the utility model, and the following Figures 1 to 5 The utility model is further described.

[0026] An indoor air purification and disinfection device comprises a base 1 and a body 2, wherein the body 2 is fixedly mounted on the top of the base 1, an air inlet chamber and a filter chamber are provided in the body 2, two air inlet holes are provided on the bottom inner wall of the air inlet chamber, dustproof bottom plates 3 are provided on the inner walls around the two air inlet holes, two cleaning mechanisms are provided in the air inlet chamber, the two cleaning mechanisms are respectively adapted to the two dustproof bottom plates 3, and a filter mechanism is provided in the filter chamber;

[0027] The cleaning mechanism includes a slide bar 12 and a rotating assembly. A slide groove is provided on the bottom inner wall of the air inlet cavity. A slide hole connected to the air inlet hole is provided on the side inner wall of the slide groove. The slide bar 12 is slidably arranged in the slide hole. A cleaning brush 13 adapted to the dustproof bottom plate 3 is fixedly installed at one end of the slide bar 12. A pushing assembly is provided at the other end of the slide bar 12. A sealing plate 20 is rotatably installed in the air inlet cavity through the rotating assembly. The sealing plate 20 is adapted to the dustproof bottom plate 3.

[0028] The filtering mechanism includes an activated carbon filter layer 7, a high-efficiency filter layer 8, an ultraviolet sterilization lamp 9, and a photocatalyst sterilization layer 10. The activated carbon filter layer 7, the high-efficiency filter layer 8, the ultraviolet sterilization lamp 9, and the photocatalyst sterilization layer 10 are all arranged in the filter cavity. Specifically, the ultraviolet sterilization lamp 9 is controlled by a PLC controller.

[0029] The pushing component includes a rectangular lifting plate 14, and two convex cavities are provided in the main body 2. The inner walls of the sides of the two convex cavities are provided with lifting holes connected to the air inlet cavity. The rectangular lifting plate 14 is slidably installed in the two lifting holes through a lifting unit. A first connecting rod 18 is rotatably installed on the side of the rectangular lifting plate 14, and a slider 17 is slidably installed in the slide groove. The side of the slider 17 is fixedly connected to the end of the slide bar 12, and the other end of the first connecting rod 18 is rotatably installed on the top of the slider 17. Through the setting of the first connecting rod 18, when the rectangular lifting plate 14 moves downward, the connecting action of the first connecting rod 18 can drive the slider 17, the slide bar 12, and the cleaning brush 13 to achieve a horizontal movement function, thereby realizing the cleaning effect of the dustproof bottom plate 3.

[0030] The lifting unit includes a screw 15, the bottom end of the screw 15 is rotatably mounted on the bottom inner wall of the slide groove, the top end of the screw 15 is rotatably mounted on the top inner wall of the air inlet chamber, the rectangular lifting plate 14 is threadedly mounted on the screw 15, and a motor slot is provided on the top inner wall of the air inlet chamber, and a driving motor 16 is provided in the motor slot. Specifically, the driving motor 16 is controlled by a PLC controller, and the output shaft of the driving motor 16 is connected to the top of the screw 15. Through the setting of the screw 15, when the driving motor 16 drives the screw 15 to rotate, the rectangular lifting plate 14 is driven to realize lifting movement through the action of the thread and the limiting action of the two lifting holes.

[0031] The rotating assembly includes a rotating shaft 19, and circular holes are opened on the opposite inner walls of the air inlet chamber. The rotating shaft 19 is rotatably installed in the two circular holes. The sealing plate 20 is fixedly sleeved on the peripheral outer wall of the rotating shaft 19. The two ends of the rotating shaft 19 extend into the two convex cavities respectively and are provided with linkage units compatible with the rectangular lifting plate 14. Through the setting of the sealing plate 20, the sealing plate 20 can be driven to rotate by the rotating shaft 19, thereby sealing the dustproof bottom plate 3 to prevent solid particles from entering the main body 2 and avoiding affecting the internal electrical components. At the same time, it avoids excessive internal impurities and affecting the filtering effect of the filter element, thereby requiring frequent replacement of the filter element.

[0032] The linkage unit includes a gear 21 and a rack 22. The gear 21 is fixedly sleeved on the circumferential outer wall of the rotating shaft 19, and the rack 22 is slidably installed on the bottom inner wall of the convex cavity through a limiting element. Through the arrangement of the gear 21 and the rack 22, when the rack 22 moves horizontally, the gear 21 can be driven to rotate through its meshing action to achieve the function.

[0033] The limiting element includes a fixed block 23, which is fixedly installed on the bottom inner wall of the convex cavity, a limiting shaft 24 is fixedly installed on the side of the fixed block 23, a rack 22 is slidably sleeved on the peripheral outer wall of the limiting shaft 24, a return spring 25 is sleeved on the limiting shaft 24, a guide shaft 26 is fixedly installed on the top of the fixed block 23, a square lifting block 27 adapted to the rectangular lifting plate 14 is slidably installed on the guide shaft 26, a second connecting rod 28 is rotatably installed on the side of the square lifting block 27, and the other end of the second connecting rod 28 is rotatably installed on the top of the rack 22. In this way, when the rectangular lifting plate 14 moves downward, the extrusion limit of the two square lifting blocks 27 can be released, so that the two return springs 25 drive the two racks 22 to move synchronously in opposite directions under the elastic action, and the rotating shaft 19 and the sealing plate 20 are driven to flip through the engagement with the gear 21 to achieve sealing.

[0034] Collection grooves are provided on both sides of the base 1, and collection drawers 29 are slidably installed in the two collection grooves. The two collection drawers 29 are respectively adapted to the two dustproof bottom plates 3. This arrangement allows the collection drawers 29 to collect the cleaned foreign matter, which is convenient for subsequent centralized processing.

[0035] The air inlet chamber and the filter chamber are connected through the air inlet pipe 5, and a fan 6 is arranged on the air inlet pipe 5. An air outlet is opened on the top inner wall of the filter chamber, and a dust cover 4 is arranged on the inner wall around the air outlet. A control panel 11 is arranged on the top of the main body 2. Specifically, the control panel 11 is connected to the drive motor 16 and the ultraviolet sterilization lamp 9 through a PLC controller. By setting the control panel 11, the internal components of the main body 2 can be controlled, and the operation is convenient.

[0036] In summary, when the utility model is in use, the fan 6 is started, so that the air enters the filter chamber through the two air inlet holes and the air inlet pipe 5 for filtration and is discharged from the air outlet. During the air intake process, the hair, large foreign particles and the like in the air are initially filtered through the two dust-proof bottom plates 3, which can prevent large foreign particles from entering the body 2 and causing damage to the internal components, and can also prevent the filtration performance of the filter from being reduced, thus avoiding the need to frequently replace the filter.

[0037] When the two dustproof bottom plates 3 need to be cleaned, the driving motor 16 is controlled through the control panel 11 to drive the screw 15 to rotate. When the screw 15 rotates, the rectangular lifting plate 14 is driven to move downward through the thread action, and the squeezing of the two square lifting blocks 27 is released. Under the elastic action of the two reset springs 25, the two racks 22 can be driven to move synchronously in opposite directions. Through the engagement with the two gears 21, the two rotating shafts 19 and the two sealing plates 20 are driven to rotate synchronously in opposite directions, and the tops of the two dustproof bottom plates 3 are sealed to prevent hair and large particles of foreign matter from entering the interior;

[0038] When the rectangular lifting plate 14 moves downward, through the connection of the two first connecting rods 18, the two sliders 17, the two slide bars 12, and the two cleaning brushes 13 are driven to move synchronously in opposite directions, so as to clean the bottom of the dustproof bottom plate 3, and make the foreign matter brushed off fall into the collection drawer 29 for collection, thereby preventing dust and foreign matter from being dispersed into the air and being inhaled by the human body during manual cleaning, causing damage.

[0039] When the rectangular lifting plate 14 is reset, the two racks 22 can be driven to move toward each other synchronously through the squeezing of the two square lifting blocks 27 and the connection of the two second connecting rods 28, so that the sealing plate 20 can be driven to achieve the reset function through the meshing action of the rack 22 and the gear 21, thereby avoiding affecting the air intake.

[0040] The above is only the preferred embodiment of the utility model, and does not limit the utility model in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the utility model without departing from the technical solution of the utility model still belongs to the protection scope of the technical solution of the utility model.

Claims

1. An indoor air purification and disinfection device, comprising a base (1) and a body (2), wherein the body (2) is fixedly mounted on the top of the base (1), characterized in that: An air inlet cavity and a filter cavity are provided in the body (2); two air inlet holes are provided on the inner wall at the bottom of the air inlet cavity; dust-proof bottom plates (3) are provided on the inner walls around the two air inlet holes; two cleaning mechanisms are provided in the air inlet cavity; the two cleaning mechanisms are respectively adapted to the two dust-proof bottom plates (3); and a filter mechanism is provided in the filter cavity; The cleaning mechanism comprises a slide bar (12) and a rotating assembly, a slide groove is provided on the bottom inner wall of the air inlet cavity, a slide hole connected to the air inlet hole is provided on the side inner wall of the slide groove, the slide bar (12) is slidably arranged in the slide hole, a cleaning brush (13) matched with the dustproof bottom plate (3) is fixedly installed at one end of the slide bar (12), and a pushing assembly is provided at the other end of the slide bar (12), a sealing plate (20) is rotatably installed in the air inlet cavity via the rotating assembly, and the sealing plate (20) is matched with the dustproof bottom plate (3); The filtering mechanism comprises an activated carbon filtering layer (7), a high-efficiency filtering layer (8), an ultraviolet sterilizing lamp (9), and a photocatalyst sterilizing layer (10); the activated carbon filtering layer (7), the high-efficiency filtering layer (8), the ultraviolet sterilizing lamp (9), and the photocatalyst sterilizing layer (10) are all arranged in the filtering cavity.

2. An indoor air purification and disinfection equipment according to claim 1, characterized in that: The pushing assembly comprises a rectangular lifting plate (14), two convex cavities are provided in the body (2), and lifting holes communicating with the air inlet cavity are provided on the side inner walls of the two convex cavities. The rectangular lifting plate (14) is slidably installed in the two lifting holes through a lifting unit, and a first connecting rod (18) is rotatably installed on the side of the rectangular lifting plate (14), and a sliding block (17) is slidably installed in the sliding groove, and the side of the sliding block (17) is fixedly connected to the end of the sliding rod (12), and the other end of the first connecting rod (18) is rotatably installed on the top of the sliding block (17).

3. An indoor air purification and disinfection equipment according to claim 2, characterized in that: The lifting unit comprises a screw rod (15), the bottom end of the screw rod (15) is rotatably mounted on the bottom inner wall of the slide groove, the top end of the screw rod (15) is rotatably mounted on the top inner wall of the air inlet chamber, the rectangular lifting plate (14) is threadedly mounted on the screw rod (15), the top inner wall of the air inlet chamber is provided with a motor slot, a drive motor (16) is arranged in the motor slot, and the output shaft of the drive motor (16) is connected to the top end of the screw rod (15).

4. The indoor air purification and disinfection equipment according to claim 2, characterized in that: The rotating assembly comprises a rotating shaft (19), and circular holes are provided on opposite inner walls of the air inlet cavity. The rotating shaft (19) is rotatably mounted in the two circular holes. The sealing plate (20) is fixedly sleeved on the peripheral outer wall of the rotating shaft (19). Both ends of the rotating shaft (19) extend into the two convex cavities respectively and are provided with linkage units adapted to the rectangular lifting plate (14).

5. The indoor air purification and disinfection equipment according to claim 4, characterized in that: The linkage unit comprises a gear (21) and a rack (22); the gear (21) is fixedly sleeved on the peripheral outer wall of the rotating shaft (19); and the rack (22) is slidably mounted on the bottom inner wall of the convex cavity via a limiting element.

6. The indoor air purification and disinfection equipment according to claim 5, characterized in that: The limiting element comprises a fixed block (23), the fixed block (23) being fixedly mounted on the bottom inner wall of the convex cavity, a limiting shaft (24) being fixedly mounted on the side of the fixed block (23), the rack (22) being slidably sleeved on the peripheral outer wall of the limiting shaft (24), a return spring (25) being sleeved on the limiting shaft (24), a guide shaft (26) being fixedly mounted on the top of the fixed block (23), a square lifting block (27) matching the rectangular lifting plate (14) being slidably mounted on the guide shaft (26), a second connecting rod (28) being rotatably mounted on the side of the square lifting block (27), the other end of the second connecting rod (28) being rotatably mounted on the top of the rack (22).

7. The indoor air purification and disinfection equipment according to claim 1, characterized in that: Collection grooves are provided on both sides of the base (1), and collection drawers (29) are slidably mounted in the two collection grooves. The two collection drawers (29) are respectively adapted to the two dustproof bottom plates (3).

8. The indoor air purification and disinfection equipment according to claim 1, characterized in that: The air inlet chamber and the filter chamber are connected via an air inlet pipe (5), a fan (6) is provided on the air inlet pipe (5), an air outlet hole is provided on the top inner wall of the filter chamber, a dust cover plate (4) is provided on the inner wall around the air outlet hole, and a control panel (11) is provided on the top of the body (2).

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