Self-cleaning structure of heating ventilation air conditioner

Abstract

The utility model discloses a self-cleaning structure of a heating ventilation air conditioner, and relates to the field of self-cleaning of air conditioners. The air conditioner window cleaning device comprises an air conditioner window plate and a cleaning base, a water pump is installed on the cleaning base through an installation plate, the output end of the water pump is connected with a water spraying pipe, a fixing base is arranged at the lower end of a back plate of the cleaning base, a sliding groove is formed in the fixing base, a scraper is connected into the sliding groove in a sliding mode, and a handle is arranged at the front end of the scraper. The water pump and the water spraying pipe are installed above the bristles, during cleaning, the water pump injects water into the water spraying pipe, the water spraying pipe refines the water and sprays the water to the filter screen to enable dust on the filter screen to be wet, then the second roller shaft is driven to rotate, the bristles are driven to rotate, and therefore dust on the bristles is brushed away, and the mode is good in cleaning effect and high in practicability. Dust on the filter screen can be basically removed, meanwhile, water with dust is discharged through the drainage pipe, no dust is raised, and the cleaning quality and efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the field of air-conditioning self-cleaning, in particular to a heating, ventilation and air-conditioning self-cleaning structure. Background Art

[0002] HVAC is an air conditioner with heating, ventilation and air conditioning functions. It is an indispensable ventilation system equipment inside buildings. Indoor air circulation is achieved through HVAC. After long-term air circulation, dust in the air will adhere to the HVAC. If it is not cleaned regularly, the air circulation quality will decline. Therefore, the cleaning device of HVAC is very important.

[0003] According to the search, the Chinese patent with application number 202223098396.7 discloses a self-cleaning structure for HVAC, which is designed with a rotatable filter and uses bristles to brush off dust from the filter. Although it has a certain cleaning effect, due to the dryness of the dust, simply brushing it off with bristles has a poor cleaning effect, and some dust will still adhere to the process network. At the same time, when the bristles are brushing off the dust, most of the dust will enter the interior of the air conditioner due to the flying dust, affecting the service life of the internal components. Utility Model Content

[0004] Based on this, the purpose of the utility model is to provide a self-cleaning structure for a HVAC to solve the technical problem that dry dust is simply brushed off by bristles, the cleaning effect is poor, some dust will still adhere to the process net, and at the same time, when the bristles are brushing off the dust, most of the dust will enter the inside of the air conditioner due to the flying of dust.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a HVAC self-cleaning structure, comprising an air conditioning window panel and a cleaning seat, a water pump is installed on the cleaning seat through a mounting plate, the output end of the water pump is connected to a water spray pipe, a fixed seat is arranged at the lower end of the back plate of the cleaning seat, a slide groove is opened on the fixed seat, a scraper is slidably connected in the slide groove, and a handle is arranged at the front end of the scraper.

[0006] By adopting the above technical solution, a moist environment can be provided during the cleaning process, making it easier to brush off the dust on the filter. This moist cleaning method is more efficient than the traditional dry brushing method and can remove more dust and impurities.

[0007] Furthermore, the front end of the scraper is provided with a plurality of evenly arranged thorns, and the thorns are inserted into the bristles.

[0008] By adopting the above technical solution, the uniform arrangement of the thorns ensures the stability and uniform force of the bristles during rotation, which can ensure that the bristles are subjected to uniform cleaning force and avoid unnecessary damage to the bristles.

[0009] Furthermore, the front end of the water spray pipe is provided with water spray outlets which are arranged in a straight line and at equal intervals, and the water spray outlets are located above the bristles.

[0010] By adopting the above technical solution, the water nozzles arranged equidistantly in the shape of a "one" can ensure uniform distribution of water flow. When the water pump is started, water is sprayed out from the water nozzles to form a uniform water mist or water flow, covering the bristles and the filter. This evenly distributed water flow can ensure that the filter is fully and evenly moistened, thereby improving the cleaning effect.

[0011] Furthermore, a filter is provided behind the air-conditioning window panel, and rollers for support are installed at the upper and lower ends of the filter. One ends of the two rollers are connected by a transmission belt, and the upper roller is the first roller, and one end of the first roller is connected to a driving mechanism.

[0012] By adopting the above technical solution, the filter can effectively block and capture dust, particulate matter and other impurities in the air, thereby improving the indoor air quality. The two rollers are connected by a transmission belt to achieve synchronous rotation, ensuring the smooth operation of the filter, avoiding friction or vibration caused by uneven rotation speed, and extending the service life of the filter.

[0013] Furthermore, a bottom surface is provided below the cleaning seat, the bottom surface is an inclined surface, and the lowest end of the inclined surface is connected to a drainage pipe.

[0014] By adopting the above technical solution, the sewage generated during the cleaning process can flow smoothly to the lowest end of the slope, ensuring that the sewage will not accumulate in the cleaning seat, thereby avoiding possible sewage backflow or overflow and keeping the equipment clean and hygienic.

[0015] Furthermore, a second roller is installed in the middle of the cleaning seat, and bristles are installed on the outer surface of the second roller, and the bristles are plastic bristles.

[0016] By adopting the above technical solution, the plastic bristles have good elasticity and wear resistance, can fit tightly to the surface of the filter, and effectively remove dust, impurities and dirt on the filter. This material selection ensures high efficiency and thoroughness during the cleaning process.

[0017] Furthermore, a motor is installed on the side wall of the cleaning seat, an output end of the motor is connected to a second roller, and the other end of the second roller is installed on the housing.

[0018] By adopting the above technical solution, the motor as a power source can stably and efficiently drive the second roller to rotate. Through the precise control of the motor, it can ensure that the bristles clean the filter at an appropriate speed and strength, thereby improving the cleaning efficiency. This mechanized cleaning method is faster and more thorough than manual cleaning.

[0019] Furthermore, the shell is located outside the filter screen and the cleaning seat, and the front end of the shell is connected to the rear end of the air conditioning window panel.

[0020] By adopting the above technical solution, the outer shell completely wraps the internal structures such as the filter and the cleaning seat, which plays a protective role, prevents the internal structure of the equipment from being damaged by external dust, debris or human factors, and extends the service life of the equipment.

[0021] Furthermore, the filter screen is a plastic gauze screen, and the filter screen is rotatably connected to the first roller.

[0022] By adopting the above technical solution, the plastic mesh is lightweight, which reduces the weight of the overall equipment. At the same time, it has good durability, is not easy to deform or damage, and can maintain the filtering effect for a long time. The mesh size of the plastic mesh is moderate, which can effectively block large particles and impurities in the air while maintaining good ventilation performance to ensure the freshness and comfort of indoor air.

[0023] Furthermore, the water spray pipe is horizontally arranged and parallel to the second roller.

[0024] By adopting the above technical solution, the horizontal arrangement of the water spray pipe can ensure the uniform spraying of the water flow. When the water spray pipe is started, the water can evenly cover the surface of the filter screen, thereby effectively removing dust and impurities on the filter screen.

[0025] In summary, the utility model mainly has the following beneficial effects:

[0026] 1. The utility model installs a water pump and a water spray pipe above the bristles. When cleaning, the water pump injects water into the water spray pipe, and the water spray pipe refines the water and sprays it to the filter screen to make the dust on the filter screen wet. Then the second roller is driven to rotate, driving the bristles to rotate, so as to brush off the dust on the bristles. This method has a good cleaning effect and can basically remove the dust on the filter screen. At the same time, the water with dust is discharged through the drain pipe, and no dust is raised, thereby improving the quality and efficiency of cleaning;

[0027] 2. The utility model is designed to install a scraper, which is slidably connected to a fixed seat. A number of thorns are provided on the scraper, which are inserted into the bristles. When flocculent impurities or hairy impurities are filtered out of the filter net, the flocculent impurities and hairy impurities will adhere to the bristles when the brush is cleaning. At this time, the scraper can scrape off the impurities adhered to the bristles. After cleaning, the staff can take out the scraper and clean it, which is convenient to operate.

[0028] 3. The water pump designed in the utility model can also be used in conjunction with an air conditioner. When the air conditioner causes the indoor environment to be too dry after use, the water pump can be started to spray water droplets onto the filter. This method can achieve a humidification effect and improve the comfort of using the air conditioner. BRIEF DESCRIPTION OF THE DRAWINGS

[0029] Figure 1 It is a schematic diagram of the structure of the utility model;

[0030] Figure 2 It is a schematic diagram of the side cross-sectional structure of the cleaning seat of the utility model;

[0031] Figure 3 It is a schematic diagram of a partial three-dimensional structure of the cleaning seat of the utility model;

[0032] Figure 4 For the utility model Figure 2 A is a schematic diagram of the enlarged structure.

[0033] In the figure: 1. air conditioning window panel; 2. filter; 21. first roller; 22. driving mechanism; 23. transmission belt; 3. cleaning seat; 31. mounting plate; 32. water pump; 321. water spray pipe; 33. fixing seat; 34. second roller; 35. bristles; 36. handle; 37. scraper; 38. bottom surface; 39. drain pipe. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. The embodiments described below with reference to the drawings are exemplary and are only used to explain the utility model, and cannot be understood as limiting the utility model.

[0035] The following describes an embodiment of the utility model based on its overall structure.

[0036] Embodiment 1:

[0037] A HVAC self-cleaning structure, such as Figure 1-Figure 4 As shown, it includes an air-conditioning window panel 1 and a cleaning seat 3, a water pump 32 is installed on the cleaning seat 3 through a mounting plate 31, an output end of the water pump 32 is connected to a water spray pipe 321, a fixing seat 33 is arranged at the lower end of the back plate of the cleaning seat 3, a slide groove is provided on the fixing seat 33, a scraper 37 is slidably connected in the slide groove, a handle 36 is provided at the front end of the scraper 37, which can provide a moist environment during the cleaning process, so that the dust on the filter net can be more easily brushed off, and this moist cleaning method is more efficient than the traditional dry brushing method, and can remove more dust and impurities, and the water with dust is discharged through the drain pipe, which avoids the flying of dust during the cleaning process, thereby reducing the possibility of secondary pollution, which not only ensures the cleaning effect, but also protects the internal components of the air conditioner and prolongs its service life.

[0038] See also Figure 2 The front end of the scraper 37 is provided with a plurality of evenly arranged thorns, and the thorns are inserted into the bristles 5. The even arrangement of the thorns ensures the stability and even force of the bristles during the rotation process, and can ensure that the bristles are subjected to even cleaning force to avoid unnecessary damage to the bristles. The scraper can easily scrape off impurities adhering to the bristles, reducing the complexity and difficulty of the cleaning work. At the same time, the handle on the scraper makes the operation more convenient and improves the work efficiency.

[0039] See also Figure 3 The front end of the water spray pipe 321 is provided with water spray outlets arranged evenly in the shape of an "I" and the water spray outlets are located above the bristles. The water spray outlets arranged evenly in the shape of an "I" can ensure the uniform distribution of water flow. When the water pump is started, water is sprayed out from the water spray outlet to form a uniform water mist or water flow, covering the bristles and the filter net. This evenly distributed water flow can ensure that the filter net is fully and evenly moistened, thereby improving the cleaning effect. The water spray outlet is located above the bristles, so that the water mist or water flow can directly act on the bristles and the filter net, thereby maximizing the use of water resources and reducing water waste. At the same time, the water mist or water flow can flow down in the direction of the bristles, fully contacting the bristles and the filter net, thereby further enhancing the cleaning effect.

[0040] See also Figure 1 , a filter 2 is provided behind the air conditioning window panel 1, and rollers for support are installed at the upper and lower ends of the filter 2. One end of the two rollers is connected by a transmission belt 23, and the roller located on the top is the first roller 21. One end of the first roller 21 is connected to a driving mechanism 22. The filter can effectively block and capture dust, particulate matter and other impurities in the air, thereby improving the indoor air quality. The two rollers are connected by a transmission belt to achieve synchronous rotation. The smooth operation of the filter is ensured, the friction or vibration caused by uneven rotation speed is avoided, and the service life of the filter is extended. The staff can easily disassemble the filter for deep cleaning to ensure that the filtering effect is always kept in the best state. As the filter continues to rotate, the bristles in the cleaning structure can more effectively remove the dust on the filter. The relative movement between the bristles and the rotating filter makes the cleaning process more thorough and improves the cleaning effect.

[0041] See also Figure 3A bottom surface 38 is provided below the cleaning seat 3. The bottom surface 38 is an inclined surface, and a drainage pipe 39 is connected to the lowest end of the inclined surface. The sewage generated during the cleaning process can flow smoothly to the lowest end of the inclined surface, ensuring that the sewage will not accumulate in the cleaning seat, thereby avoiding possible sewage backflow or overflow, and keeping the equipment clean and hygienic. The lowest end of the inclined surface is connected to a drainage pipe, so that the sewage can be discharged directly and will not be retained in the cleaning seat. This greatly simplifies the cleaning process, reduces the need for manual drainage, and improves the cleaning efficiency.

[0042] See also Figure 3 A second roller 34 is installed in the middle position of the cleaning seat 3, and bristles 35 are installed on the outer surface of the second roller 34. The bristles 35 are plastic bristles. The plastic bristles have good elasticity and wear resistance, can fit tightly to the surface of the filter screen, and effectively remove dust, impurities and dirt on the filter screen. This material selection ensures high efficiency and thoroughness during the cleaning process. The plastic bristles have good adaptability to different types of filter screens, whether it is a metal mesh or a fiber mesh, it can achieve effective cleaning, which increases the versatility and flexibility of the self-cleaning structure. The plastic material itself has high durability, is not easy to deform or damage, and can maintain the cleaning effect for a long time, which reduces the frequency of replacing the bristles and saves maintenance costs.

[0043] See also Figure 3 A motor is installed on the side wall of the cleaning seat 3, and the output end of the motor is connected to the second roller 34. The other end of the second roller 34 is installed on the outer shell. The motor, as a power source, can stably and efficiently drive the second roller to rotate. Through the precise control of the motor, it can ensure that the bristles clean the filter at an appropriate speed and strength, thereby improving the cleaning efficiency. This mechanized cleaning method is faster and more thorough than manual cleaning, and realizes efficient, uniform and stable cleaning functions, bringing a better user experience.

[0044] Embodiment 2:

[0045] See also Figure 1 and Figure 2 The outer shell is located on the outside of the filter 2 and the cleaning seat 3, and the front end of the outer shell is connected to the rear end of the air-conditioning window panel 1. The outer shell completely wraps the internal structures such as the filter and the cleaning seat, plays a protective role, and avoids the invasion of external dust, debris or human factors on the inside of the equipment, thereby extending the service life of the equipment. The outer shell is tightly connected to the air-conditioning window panel to form a stable overall structure, which not only enhances the stability of the equipment, reduces the possibility of vibration and shaking, but also makes the equipment more stable and reliable during operation.

[0046] See also Figure 1The filter screen 2 is a plastic mesh, and the filter screen 2 is rotatably connected to the first roller shaft 21. The plastic mesh is light in material, which reduces the weight of the overall equipment. At the same time, it has good durability, is not easy to deform or damage, and can maintain the filtering effect for a long time. The mesh size of the plastic mesh is moderate, which can effectively block large particles and impurities in the air while maintaining good ventilation performance to ensure the freshness and comfort of indoor air. The rotating connection allows the filter screen to continue to roll, achieving a continuous filtering effect, avoiding clogging and dust accumulation problems of the filter screen, and ensuring the stability and continuity of the filtering effect.

[0047] See also Figure 3 The water spray pipe 321 is arranged horizontally and parallel to the second roller 34. The horizontal arrangement of the water spray pipe can ensure uniform spraying of water. When the water spray pipe is started, water can evenly cover the surface of the filter screen, thereby effectively removing dust and impurities on the filter screen. This uniform spraying avoids dead corners and omissions during the cleaning process and improves the cleaning effect.

[0048] The implementation principle of the utility model is as follows: first, the air-conditioning window panel 1, the filter 2 and the cleaning seat 3 are installed, and the power is turned on. When the filter 2 is contaminated with dust under normal conditions, the self-cleaning function is turned on, the water pump 32 and the driving mechanism 22 are started, and the water pumping end of the water pump 32 is connected to the external water source to extract water from the water source and spray it on the filter 2 through the water spray pipe. The driving mechanism 22 drives the first roller 21 to rotate, driving the filter 2 to rotate. At the same time, the motor drives the second roller 34 to rotate, driving the bristles 35 to rotate, and the dust and impurities on the filter 2 are brushed off. When flocculent impurities or hair impurities are filtered out on the filter 2, the flocculent impurities and hair impurities will adhere to the bristles 35 when the brush is cleaning. At this time, the scraper 37 can scrape off the impurities adhered to the bristles 35. The staff can take out the scraper 37 after cleaning and clean it. When the indoor environment is too dry, the water pump 32 can be started to spray water droplets on the filter 2 to humidify the indoor air.

[0049] Although an embodiment of the utility model has been shown and described, this specific embodiment is only an explanation of the utility model and is not a limitation of the utility model. The specific features, structures, materials or characteristics described may be combined in a suitable manner in any one or more embodiments or examples. After reading this specification, those skilled in the art may make modifications, substitutions and variations to the embodiments without creative contribution as needed without departing from the principles and purpose of the utility model. However, as long as they are within the scope of the claims of the utility model, they are protected by patent law.

Claims

1. A HVAC self-cleaning structure, characterized in that: The invention comprises an air conditioning window panel (1) and a cleaning seat (3), wherein a water pump (32) is mounted on the cleaning seat (3) via a mounting plate (31), the output end of the water pump (32) is connected to a water spray pipe (321), a fixing seat (33) is arranged at the lower end of the back plate of the cleaning seat (3), a sliding groove is provided on the fixing seat (33), a scraper (37) is slidably connected in the sliding groove, and a handle (36) is arranged at the front end of the scraper (37).

2. The HVAC self-cleaning structure according to claim 1, characterized in that: The front end of the scraper (37) is provided with a plurality of evenly arranged thorns, and the thorns are inserted into the bristles (5).

3. The HVAC self-cleaning structure according to claim 1, characterized in that: The front end of the water spray pipe (321) is provided with water spray outlets arranged in a straight line with equal spacing, and the water spray outlets are located above the bristles.

4. The HVAC self-cleaning structure according to claim 1, characterized in that: A filter (2) is provided at the rear of the air conditioning window panel (1), and rollers for support are installed at the upper and lower ends of the filter (2), one end of the two rollers are connected by a transmission belt (23), the roller located at the top is the first roller (21), and one end of the first roller (21) is connected to a driving mechanism (22).

5. The HVAC self-cleaning structure according to claim 1, characterized in that: A bottom surface (38) is provided below the cleaning seat (3); the bottom surface (38) is an inclined surface, and a drainage pipe (39) is connected to the lowest end of the inclined surface.

6. The HVAC self-cleaning structure according to claim 1, characterized in that: A second roller (34) is installed in the middle of the cleaning seat (3), and bristles (35) are installed on the outer surface of the second roller (34), and the bristles (35) are plastic bristles.

7. The HVAC self-cleaning structure according to claim 1, characterized in that: A motor is installed on the side wall of the cleaning seat (3); the output end of the motor is connected to a second roller (34); the other end of the second roller (34) is installed on the housing.

8. The HVAC self-cleaning structure according to claim 7, characterized in that: The outer shell is located outside the filter screen (2) and the cleaning seat (3), and the front end of the outer shell is connected to the rear end of the air conditioning window panel (1).

9. The HVAC self-cleaning structure according to claim 4, characterized in that: The filter screen (2) is a plastic gauze screen, and the filter screen (2) is rotatably connected to the first roller (21).

10. The HVAC self-cleaning structure according to claim 1, characterized in that: The water spray pipe (321) is arranged horizontally and transversely, and is parallel to the second roller (34).

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