Indoor unit with formaldehyde removing and filtering functions and air conditioner

By tightly integrating and bending the filter module and formaldehyde removal module, the problems of low purification efficiency and complex maintenance caused by separate installation are solved, resulting in an air conditioner indoor unit that is both highly efficient in purification and easy to maintain.

CN223755512UActive Publication Date: 2026-01-02NINGBO AUX ELECTRIC CO LTD +1
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Patent Information

Application Number
CN202520112626.5
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-01-17
Publication Date
2026-01-02
Estimated Expiration
2035-01-17

AI Technical Summary

Technical Problem

In existing technologies, separating the formaldehyde removal module and the filter module results in low purification efficiency for formaldehyde and other air pollutants, and makes replacement and maintenance complex.

Method used

By combining the filter module and the formaldehyde removal module and bending them away from the air inlet, and combining the design of the fasteners and air guide channels, the airflow distribution and component fixation are optimized, increasing purification efficiency and simplifying maintenance.

Benefits of technology

It improves the combined purification efficiency of formaldehyde and other air pollutants, simplifies the replacement and maintenance process, and enhances the stability of the equipment and the user experience.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The utility model provides an indoor unit and an air conditioner with formaldehyde removing and filtering functions, which comprise a shell, an air inlet and an air outlet are arranged on the shell, the air inlet is arranged at the top of the shell, and the air outlet is arranged at the bottom of the shell; the mixing assembly is arranged in the shell, the mixing assembly comprises a filter screen module and an aldehyde removal module, the filter screen module is tightly attached to the aldehyde removal module, and the filter screen module and the aldehyde removal module are bent towards the side away from the air inlet; wherein the filter screen module is arranged on the side, close to the air inlet, of the formaldehyde removal module. The formaldehyde removal module and the filter screen module which are separately arranged at present are not high in purification efficiency on combined pollution of formaldehyde and other air pollutants, and are relatively complex to replace and maintain. The formaldehyde removal module and the filter screen module are used for solving the technical problems.
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Description

TECHNICAL FIELD

[0001] The utility model relates to air conditioning technical field, specifically, an indoor unit with formaldehyde removal and filtering function and air conditioner. BACKGROUND

[0002] In the field of indoor air purification, formaldehyde as a common harmful gas, the technology of removing indoor formaldehyde has been a research hotspot. The traditional air conditioner indoor unit mainly filters the solid particulate matters in the air through the filter screen module, and the removal effect of gaseous pollutants such as formaldehyde is limited, formaldehyde usually needs to use formaldehyde removal module to remove. However, the formaldehyde removal module and the filter screen module on the market are usually set separately, and the separately set modules need to be replaced and maintained separately, which increases the use cost and maintenance difficulty of the user.

[0003] The problem is that the separately set formaldehyde removal module and filter screen module have low purification efficiency for the combined pollution of formaldehyde and other air pollutants, and the replacement and maintenance are relatively complex. INVENTION CONTENTS

[0004] The utility model solves the technical problem that the separately set formaldehyde removal module and filter screen module have low purification efficiency for the combined pollution of formaldehyde and other air pollutants, and the replacement and maintenance are relatively complex. The utility model discloses a formaldehyde removal module and filter screen module are mixed and set together, and the mixed assembly is bent to the side away from the air inlet, effectively increasing the purification efficiency of the indoor unit for the combined pollution of formaldehyde and other air pollutants, and reducing the complexity of replacement and maintenance of the formaldehyde removal module and filter screen module.

[0005] To solve the above problems, the utility model provides an indoor unit with formaldehyde removal and filtering function, which comprises: a shell, the shell is provided with an air inlet and an air outlet, the air inlet is arranged at the top of the shell, and the air outlet is arranged at the bottom of the shell; a mixed assembly is arranged in the shell, the mixed assembly comprises a filter screen module and a formaldehyde removal module, the filter screen module is arranged close to the formaldehyde removal module, and the filter screen module and the formaldehyde removal module are bent to the side away from the air inlet; wherein the filter screen module is arranged on the side of the formaldehyde removal module close to the air inlet.

[0006] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: by closely combining the filter screen module and the formaldehyde removal module, more efficient purification of the composite pollution of formaldehyde and other air pollutants can be achieved. Moreover, due to the integrated design of the filter screen module and the formaldehyde removal module, the user can more conveniently operate when replacing and maintaining, reducing the complex disassembly and assembly process and improving the user experience. Meanwhile, the filter screen module and the formaldehyde removal module are designed as a bending structure, effectively utilizing the space of the indoor unit, so that the equipment can be more compactly designed while maintaining high-efficiency purification, adapting to different indoor environments. The reasonable layout of the air inlet and the air outlet, combined with the design of the mixing assembly, can effectively improve the air flow.

[0007] In a possible design, a fixing member is further arranged in the shell, two ends of the fixing member are connected to the inner wall of the shell, and the mixing assembly is mounted on the fixing member; wherein the side, away from the air inlet, of the formaldehyde removal module is connected to the fixing member.

[0008] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: the arrangement of the fixing member can effectively fix the mixing assembly in the shell, reducing the vibration and displacement of the mixing assembly during operation, thereby improving the stability and reliability of the overall equipment. Moreover, by connecting the side, away from the air inlet, of the formaldehyde removal module to the fixing member, the distribution of the air flow can be optimized, so that the air can more uniformly contact the formaldehyde removal module when passing through the mixing assembly, improving the formaldehyde removal effect.

[0009] In a possible design, the air inlet is provided with a grating screen cover.

[0010] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: the grating screen cover can effectively block larger particulate matters and foreign matters from entering the interior of the equipment, protecting the internal components from damage and prolonging the service life of the equipment. Meanwhile, the design of the grating screen cover can also optimize the air flow path, reducing the air flow resistance, thereby improving the air inlet efficiency and ensuring that the equipment can better exchange air.

[0011] In a possible design, the grating screen cover is detachably mounted on the shell.

[0012] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: the detachable grating screen cover enables the user to quickly and conveniently detach and mount when replacing the mixing assembly, reducing the complexity and time cost of maintenance. Moreover, due to the simple replacement process, the user can perform maintenance by himself / herself, reducing the dependence on professional services and thereby reducing the maintenance cost. Meanwhile, the user can replace different types of mixing assemblies at any time according to needs, to adapt to different use environments or requirements, improving the flexibility and adaptability of the indoor unit.

[0013] In one possible design, a guide air passage is formed between the air inlet and the air outlet in the shell.

[0014] Compared with the prior art, the technical effects achieved by the technical scheme are as follows: the guide air passage can effectively guide the air flow, reduce the resistance and vortex phenomenon of the air flow, thereby improving the flow efficiency of the air and ensuring good ventilation performance of the equipment. Meanwhile, the arrangement of the guide air passage can ensure that the air is uniformly distributed when passing through the filter assembly, increase the contact area between the air and the filter material, thereby improving the filtering effect and removing more harmful substances.

[0015] In one possible design, a heat exchange module and a fan are installed in the guide air passage, and the heat exchange module is arranged around the fan; the heat exchange module is close to the air inlet, and the fan is close to the air outlet.

[0016] Compared with the prior art, the technical effects achieved by the technical scheme are as follows: the design that the heat exchange module is close to the air inlet can ensure that the fresh air first passes through the heat exchange module before entering the equipment, thereby effectively performing heat exchange and improving the heat energy utilization rate. Meanwhile, the arrangement that the fan is close to the air outlet can ensure that the air flow is quickly discharged after passing through the heat exchange module, reduce the air flow retention, and improve the flowability and efficiency of the overall air flow. Moreover, the integration of the heat exchange module and the fan in the guide air passage reduces the occupied space of the equipment and improves the overall design aesthetics and compactness of the system.

[0017] In one possible design, the indoor unit includes a wall end and a panel end; the mixed assembly is bent away from the side close to the air inlet to the side away from the air inlet.

[0018] Compared with the prior art, the technical effects achieved by the technical scheme are as follows: the bent arrangement can change the direction of the air flow, so that the air can be more uniformly distributed after entering the indoor unit, thereby improving the overall comfort of the indoor air. Moreover, through the bending, the mixed assembly can better mix with the air of the air inlet, improve the air processing efficiency, and ensure the indoor air quality.

[0019] In one possible design, the mixed assembly is bent away from the side close to the air inlet to the side away from the air inlet at a position of 1 / 4 of the length of the mixed assembly.

[0020] Compared with the prior art, the technical effects achieved by the technical scheme are as follows: the bent arrangement of the mixed assembly at the position of 1 / 4 of the length of the mixed assembly makes the air flow quickly change direction in a short distance after entering the mixed assembly, thereby promoting the uniform distribution of the air flow. Moreover, this can avoid the concentration of the air flow in a certain specific area, thereby improving the overall air quality. ​​The bending at the length can effectively promote the air at the air inlet to contact the mixing assembly, improve the filtering efficiency, and ensure the freshness of indoor air. The bending at the length can also make the air change direction rapidly after entering the mixing assembly and flow to the air outlet, thereby improving the response speed of the system to environmental changes and ensuring rapid filtering of indoor air.

[0021] In one possible design, the bending angle of the mixing assembly is to .

[0022] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: to The bending angle can effectively change the flow direction of the air flow, so that the air can turn more smoothly when passing through the mixing assembly, reducing the impact and vortex phenomenon of the air flow, thereby improving the stability of the air flow. Moreover, the bending angle can promote better mixing of the air at the air inlet and indoor air. At the same time, the moderate bending angle can increase the turbulence degree of the air, improve the mixing effect, and ensure the improvement of indoor air quality. The appropriate bending angle can also reduce the impact force of the air flow when turning, reduce the air flow noise, improve the quietness of the equipment, and improve the user experience.

[0023] The utility model also provides a kind of air conditioner, and air conditioner includes the indoor unit with de-aldehyde and filtering function.

[0024] Compared with the prior art, the technical effects achieved by adopting the technical scheme are: the air conditioner of the utility model includes the indoor unit with de-aldehyde and filtering function of any one of the technical solutions of the utility model, so it has all the beneficial effects of the indoor unit with de-aldehyde and filtering function of any one of the technical solutions of the utility model, which will not be repeated here. BRIEF DESCRIPTION OF DRAWINGS

[0025] Figure 1 The utility model provides a kind of indoor unit with de-aldehyde and filtering function of structure schematic view for embodiment of the utility model.

[0026] MARKING OF DRAWINGS:

[0027] 11-shell;12-air inlet;13-air outlet;14-mixing assembly;15-filter screen module;16-de-aldehyde module;17-fixing part;18-lattice screen cover;19-air guide channel;20-heat exchange module;21-fan;22-wall end;23-panel end. DETAILED DESCRIPTION

[0028] To make the above-mentioned purposes, features and advantages of the utility model more obvious and easy to understand, the specific embodiments of the utility model will be described in detail below with reference to the drawings.

[0029] Referring to Figure 1 The utility model provides a take out aldehyde and filter function's indoor unit, include: casing 11, casing 11 is provided with air inlet 12 and air outlet 13, air inlet 12 sets up in casing 11 top, air outlet 13 sets up in casing 11 bottom, mixed subassembly 14, mixed subassembly 14 sets up in casing 11 inside, mixed subassembly 14 includes filter screen module 15 and aldehyde removal module 16, filter screen module 15 is close to aldehyde removal module 16 setting, and filter screen module 15 and aldehyde removal module 16 are bent to the side away from air inlet 12, wherein, filter screen module 15 sets up in aldehyde removal module 16 close to air inlet 12 one side.

[0030] Specifically, in the embodiment, the thickness of the aldehyde removal module 16 is thicker than the thickness of the filter screen module 15, and the filter screen module 15 is arranged on the side of the aldehyde removal module 16 close to the air inlet 12. The fresh air entering from the air inlet 12 first passes through the filter screen module 15 and then passes through the aldehyde removal module 16. The filter screen module 15 can filter impurities in the air, preventing these particulate matters from entering the equipment interior, reducing equipment wear and failure, and prolonging the service life of the equipment. The aldehyde removal module 16 can remove harmful gases such as formaldehyde in indoor air. The aldehyde removal module 16 usually uses activated carbon, photocatalytic materials, or other chemical adsorbents to decompose or adsorb formaldehyde through physical or chemical reactions, thereby purifying the air, improving indoor air quality, and protecting the health of occupants. The use of the filter screen module 15 can remove large particulate matter in the air, such as dust, pollen, and hair. If these particulate matters are not filtered out first, they may cause blockage of the aldehyde removal module 16, reducing its efficiency. Moreover, preferentially filtering out larger pollutants allows the aldehyde removal module 16 to focus more on processing harmful substances in the gas, thereby improving its removal efficiency. Furthermore, the filter screen module 15 can reduce the burden on the aldehyde removal module 16, reducing its working intensity, thereby prolonging the service life of the aldehyde removal module 16 and reducing the frequency of maintenance and replacement.

[0031] In an embodiment of the utility model, a fixing member 17 is further arranged in the casing 11, both ends of the fixing member 17 are connected to the inner wall of the casing 11, and the mixed subassembly 14 is installed on the fixing member 17. The side of the aldehyde removal module 16 away from the air inlet 12 is connected to the fixing member 17.

[0032] Specifically, in the embodiment, one end of the fixing member 17 is connected to the inner wall of the wall end 22, the other end is connected to the inner wall of the panel end 23, and the shape of the fixing member 17 corresponds to the arrangement of the mixed subassembly 14. When the side of the aldehyde removal module 16 away from the air inlet 12 is connected to the fixing member 17, the mixed subassembly 14 completely fits the fixing member 17.

[0033] In an embodiment of the utility model, the air inlet 12 is provided with a grid mesh cover 18.

[0034] Specifically, in the embodiment, the grille cover 18 is a plastic part, and the grille cover 18 can block larger foreign matters such as leaves and insects from entering the equipment, thereby protecting the internal components of the indoor unit from being damaged. In addition, the grille cover 18 can ensure smooth air flow at the air inlet 12.

[0035] In an embodiment of the present application, the grille cover 18 is detachably mounted on the shell 11.

[0036] Specifically, in the embodiment, the grille cover 18 can be directly detached from the air inlet 12, so that the filter screen module 15 and the formaldehyde removal module 16 in the shell 11 can be replaced.

[0037] In an embodiment of the present application, a wind guide channel 19 is formed between the air inlet 12 and the air outlet 13 in the shell 11.

[0038] Specifically, in the embodiment, the air inlet 12 is arranged at the top of the shell 11, and the air outlet 13 is arranged at the bottom of the shell 11, so that the wind guide channel 19 is formed between the air inlet 12 and the air outlet 13. Fresh air enters the shell 11 from the air inlet 12, passes through the wind guide channel 19, and is discharged from the shell 11 from the air outlet 13.

[0039] In an embodiment of the present application, a heat exchange module 20 and a fan 21 are installed in the wind guide channel 19, and the heat exchange module 20 is arranged around the fan 21. The heat exchange module 20 is close to the air inlet 12, and the fan 21 is close to the air outlet 13.

[0040] Specifically, in the embodiment, the heat exchange module 20 can absorb heat in the indoor air to reduce the indoor temperature, and can also release heat to the air to increase the indoor temperature. The fan 21 is used to drive the indoor air to circulate and flow, thereby realizing the filtration and purification of the indoor air. When the fan 21 works, the indoor air can be sucked into the shell 11 from the air inlet 12, filtered by the mixing assembly 14, and discharged from the air outlet 13.

[0041] In an embodiment of the present application, the indoor unit includes a wall end 22 and a panel end 23, and the side of the mixing assembly 14 close to the panel end 23 is bent away from the side close to the air inlet 12.

[0042] Specifically, in the embodiment, when the indoor unit is installed, the wall end 22 of the shell 11 is close to the wall. By bending the side of the mixing assembly 14 close to the panel end 23 away from the side close to the air inlet 12, the direction of air flow can be changed, so that the air entering the shell 11 can be more evenly distributed, thereby improving the filtering effect of the mixing assembly 14.

[0043] In one embodiment of the present application, the mixing assembly 14 is bent at a length of away from the air inlet 12.

[0044] Specifically, in the present embodiment, the mixing assembly 14 is bent at a length of away from the air inlet 12, which can cause the air entering the housing 11 to be divided at a length of of the mixing assembly 14, thereby increasing the flow rate of the air and improving the filtering efficiency of the filter screen module 15 and the formaldehyde removal module 16.

[0045] In one embodiment of the present application, the bending angle of the mixing assembly 14 is to .

[0046] Specifically, in the present embodiment, the bending angle of to can effectively change the flow direction of the air flow, so that the air can be more smoothly diverted when passing through the mixing assembly, reducing the impact and vortex phenomenon of the air flow, thereby improving the stability of the air flow.

[0047] The present application also provides an air conditioner, which comprises an indoor unit with formaldehyde removal and filtering functions.

[0048] Specifically, the air conditioner of the present application comprises the indoor unit with formaldehyde removal and filtering functions of any one of the technical solutions of the present application, and therefore has all the beneficial effects of the indoor unit with formaldehyde removal and filtering functions of any one of the technical solutions of the present application, which will not be repeated here.

[0049] Although the present application is disclosed as above, the present application is not limited thereto. Any person skilled in the art, without departing from the spirit and scope of the present application, can make various changes and modifications, and therefore the protection scope of the present application should be subject to the scope defined by the claims.

Claims

1. An indoor unit having a de-aldehyde function and a filter function, characterized in that, The air conditioner comprises: a shell (11) provided with an air inlet (12) and an air outlet (13), the air inlet (12) being arranged at the top of the shell (11), and the air outlet (13) being arranged at the bottom of the shell (11); a mixing assembly (14) arranged inside the shell (11), the mixing assembly (14) comprising a filter screen module (15) and an aldehyde removal module (16), the filter screen module (15) being arranged close to the aldehyde removal module (16), and the filter screen module (15) and the aldehyde removal module (16) being bent away from the air inlet (12); wherein the filter screen module (15) is arranged on the side of the aldehyde removal module (16) close to the air inlet (12).

2. The indoor unit having a de-aldehyde function and a filter function according to claim 1, characterized in that, The shell (11) is further provided with a fixing member (17), both ends of the fixing member (17) being connected to the inner wall of the shell (11), and the mixing assembly (14) being mounted on the fixing member (17); wherein the side of the aldehyde removal module (16) away from the air inlet (12) is connected to the fixing member (17).

3. The indoor unit having a de-aldehyde function and a filter function according to claim 1, characterized in that, The air inlet (12) is provided with a grating cover (18).

4. The indoor unit having a de-aldehyde function and a filter function according to claim 3, characterized in that, The grating cover (18) is detachably mounted on the shell (11).

5. The indoor unit having a de-aldehyde function and a filter function according to claim 1, characterized in that, In the shell (11), a wind guide channel (19) is formed between the air inlet (12) and the air outlet (13).

6. The indoor unit having a de-aldehyde and filter function according to claim 5, characterized in that, A heat exchange module (20) and a fan (21) are mounted in the wind guide channel (19), and the heat exchange module (20) is arranged around the fan (21); wherein the heat exchange module (20) is close to the air inlet (12), and the fan (21) is close to the air outlet (13).

7. The indoor unit having a de-aldehyde function and a filter function according to claim 1, characterized in that, The indoor unit comprises a wall end (22) and a panel end (23); the mixing assembly (14) is bent away from the air inlet (12) on the side close to the panel end (23).

8. The indoor unit having a de-aldehyde and filter function according to claim 1, characterized in that, The mixing assembly (14) is bent at a length of from the air inlet (12) to one side.

9. The indoor unit having a de-aldehyde and filter function according to claim 1, wherein, The bending angle of the mixing assembly (14) is to .

10. An air conditioner characterized by comprising: The air conditioner comprises the indoor unit with aldehyde removal and filtering functions as claimed in any one of claims 1-9. The air conditioner comprises: a shell (11) provided with an air inlet (12) and an air outlet (13), the air inlet (12) being arranged at the top of the shell (11), and the air outlet (13) being arranged at the bottom of the shell (11); a mixing assembly (14) arranged inside the shell (11), the mixing assembly (14) comprising a filter screen module (15) and an aldehyde removal module (16), the filter screen module (15) being arranged close to the aldehyde removal module (16), and the filter screen module (15) and the aldehyde removal module (16) being bent away from the air inlet (12); wherein the filter screen module (15) is arranged on the side of the aldehyde removal module (16) close to the air inlet (12). The shell (11) is further provided with a fixing member (17), both ends of the fixing member (17) being connected to the inner wall of the shell (11), and the mixing assembly (14) being mounted on the fixing member (17); wherein the side of the aldehyde removal module (16) away from the air inlet (12) is connected to the fixing member (17). The air inlet (12) is provided with a grating cover (18). The grating cover (18) is detachably mounted on the shell (11). In the shell (11), a wind guide channel (19) is formed between the air inlet (12) and the air outlet (13). A heat exchange module (20) and a fan (21) are mounted in the wind guide channel (19), and the heat exchange module (20) is arranged around the fan (21); wherein the heat exchange module (20) is close to the air inlet (12), and the fan (21) is close to the air outlet (13). The indoor unit comprises a wall end (22) and a panel end (23); the mixing assembly (14) is bent away from the air inlet (12) on the side close to the panel end (23). The air conditioner comprises the indoor unit with aldehyde removal and filtering functions as claimed in any one of claims 1-9.