Carbon dioxide adsorption module for fresh air conditioner and fresh air conditioner

By designing a detachable carbon dioxide adsorption module, the problem of needing to replace the adsorption material due to performance degradation in fresh air conditioning is solved. This enables simple replacement of adsorption particles and reduces costs, improving the ease of use and adsorption efficiency of the equipment.

CN224266613UActive Publication Date: 2026-05-22QINGDAO HAIER SMART TECH R & D CO LTD
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
QINGDAO HAIER SMART TECH R & D CO LTD
Filing Date
2025-04-29
Publication Date
2026-05-22

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Abstract

The utility model relates to the technical field of household appliances, and discloses a carbon dioxide adsorption module for a fresh air conditioner. The carbon dioxide adsorption module comprises a box body, a cover plate and adsorption particles. An accommodating chamber is arranged in the box body, and a first through hole communicated with the accommodating chamber is formed in the box body; the cover plate is detachably connected with the box body and is provided with a second through hole communicated with the accommodating chamber; the multiple adsorption particles are arranged in the containing chamber. According to the carbon dioxide adsorption device, the containing chamber is directly filled with the adsorption particles, under the condition that carbon dioxide needs to be adsorbed, airflow can penetrate through the first through hole, the containing chamber and the second through hole, and the carbon dioxide in the air is adsorbed through the adsorption particles. Under the condition that the adsorption particles need to be replaced, the box body and the cover plate are taken out of the air conditioner, the cover plate is opened, then the adsorption particles in the containing chamber are poured out, and new adsorption particles are replaced again. The replacement is simple, and the cost of replacing the adsorption particles is reduced. The utility model further discloses the fresh air conditioner.
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Description

Technical Field

[0001] This application relates to the field of household appliance technology, such as a carbon dioxide adsorption module for a fresh air conditioner and a fresh air conditioner. Background Technology

[0002] Currently, fresh air conditioners are based on ordinary air conditioners that regulate indoor temperature and humidity, but with the addition of a fresh air function. This function brings fresh outdoor air into the room, and some fresh air conditioners include a filtration module to filter the outdoor air before introducing it. However, existing fresh air conditioners have relatively limited functionality and struggle to effectively circulate indoor air and remove carbon dioxide.

[0003] One related technology involves a fresh air conditioning system comprising a cooling module, an adsorption module, and a heating module. The adsorption module uses an adsorption material to adsorb carbon dioxide from the air during indoor air circulation. After adsorption, the adsorption material is heated by outdoor fresh air circulation and then heated by the heating module, causing the carbon dioxide to desorb and be discharged outdoors, thus removing carbon dioxide from the indoor air.

[0004] In the process of implementing the embodiments of this disclosure, at least the following problems were found in the related art:

[0005] The performance of the adsorption material in the adsorption module will gradually decline during use, requiring the replacement of the entire adsorption module, which is costly.

[0006] It should be noted that the information disclosed in the background section above is only used to enhance the understanding of the background of this application, and therefore may include information that does not constitute prior art known to those skilled in the art. Utility Model Content

[0007] To provide a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. This summary is not intended as a general commentary, nor is it intended to identify key / important components or describe the scope of protection of these embodiments, but rather as a prelude to the detailed description that follows.

[0008] This disclosure provides a carbon dioxide adsorption module and a fresh air conditioner for use in fresh air conditioning, in order to reduce the cost of replacing adsorption particles.

[0009] In some embodiments, the carbon dioxide adsorption module for a fresh air conditioner includes: a housing, a cover plate, and adsorption particles. The housing has an internal receiving chamber and a first through hole communicating with the receiving chamber; the cover plate is detachably connected to the housing and has a second through hole communicating with the receiving chamber; multiple adsorption particles are provided, all disposed within the receiving chamber.

[0010] Optionally, a first ventilating baffle is provided in the first through hole; a second ventilating baffle is provided in the second through hole.

[0011] Optionally, the first breathable baffle is a first breathable nonwoven fabric, which is fixedly connected to the inner wall of the first through hole.

[0012] Optionally, the carbon dioxide adsorption module for a fresh air conditioning system further includes a heating element. The heating element is disposed in the containment chamber and is used to heat the adsorbed particles.

[0013] Optionally, the heating element includes a heating plate. The heating plate is bent within the receiving chamber, and multiple adsorbed particles are distributed on both sides of the heating plate.

[0014] Optionally, a partition is fixedly provided inside the box, and multiple heating plates are provided, with the multiple heating plates symmetrically arranged on both sides of the partition.

[0015] Optionally, the box body is provided with an annular groove, and the cover plate is engaged with the annular groove.

[0016] Optionally, the annular groove is provided with a snap-fit ​​groove, and the inner sidewall of the cover plate is provided with a snap-fit ​​block, which snaps into the snap-fit ​​groove.

[0017] Optionally, a wiring terminal is provided at one end of the box.

[0018] In some embodiments, the fresh air conditioner includes a carbon dioxide adsorption module for the fresh air conditioner as described in the above embodiments.

[0019] The carbon dioxide adsorption module and fresh air conditioner for fresh air conditioning provided in this disclosure can achieve the following technical effects:

[0020] The adsorbent particles are directly filled into the containment chamber. When carbon dioxide adsorption is needed, airflow passes through the first through-hole, the containment chamber, and the second through-hole, where the adsorbent particles adsorb the carbon dioxide from the air. When the adsorbent particles need to be replaced, the box and cover are removed from the air conditioner, the cover is opened, the adsorbent particles in the containment chamber are emptied, and new adsorbent particles are installed. Replacement is relatively simple and reduces the cost of replacing adsorbent particles.

[0021] The above general description and the description below are exemplary and illustrative only and are not intended to limit this application. Attached Figure Description

[0022] One or more embodiments are illustrated by way of example with reference to the accompanying drawings. These illustrations and drawings do not constitute a limitation on the embodiments. Elements having the same reference numerals in the drawings are shown as similar elements. The drawings are not to be scaled. And wherein:

[0023] Figure 1This is a schematic diagram of a carbon dioxide adsorption module for a fresh air conditioner provided in an embodiment of this disclosure;

[0024] Figure 2 This is an exploded view of a carbon dioxide adsorption module structure for a fresh air conditioner provided in an embodiment of this disclosure;

[0025] Figure 3 This is an exploded view of another structural schematic diagram of a carbon dioxide adsorption module for a fresh air conditioner provided in this disclosure embodiment;

[0026] Figure 4 This is an exploded view of another structural schematic diagram of a carbon dioxide adsorption module for a fresh air conditioner provided in this disclosure embodiment;

[0027] Figure 5 This is an exploded view of another structural schematic diagram of a carbon dioxide adsorption module for a fresh air conditioner provided in this disclosure embodiment;

[0028] Figure 6 This is an exploded view of another structural schematic diagram of a carbon dioxide adsorption module for a fresh air conditioner provided in this disclosure embodiment.

[0029] Figure label:

[0030] 100. Box body; 101. Receiving chamber; 110. First through hole; 120. First ventilated baffle; 121. First ventilated non-woven fabric; 130. Partition; 140. Annular groove; 150. Snap-fit ​​groove; 160. Wiring terminal; 170. Mounting chamber; 180. Inner groove; 200. Cover plate; 210. Second through hole; 220. Second ventilated baffle; 221. Second ventilated non-woven fabric; 230. Snap-fit ​​block; 300. Heating element; 310. Heating plate. Detailed Implementation

[0031] To provide a more detailed understanding of the features and technical content of the embodiments of this disclosure, the implementation of the embodiments of this disclosure will be described in detail below with reference to the accompanying drawings. The accompanying drawings are for illustrative purposes only and are not intended to limit the embodiments of this disclosure. In the following technical description, for ease of explanation, several details are used to provide a full understanding of the disclosed embodiments. However, one or more embodiments may still be implemented without these details. In other cases, well-known structures and devices may be simplified in their depiction to simplify the drawings.

[0032] The terms "first," "second," etc., used in the specification, claims, and accompanying drawings of this disclosure are used to distinguish similar objects and are not necessarily used to describe a specific order or sequence. It should be understood that such data can be interchanged where appropriate for the embodiments of this disclosure described herein. Furthermore, the terms "comprising" and "having," and any variations thereof, are intended to cover non-exclusive inclusion.

[0033] In this disclosure, the terms "upper," "lower," "inner," "middle," "outer," "front," and "rear," etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. These terms are primarily for better description of the embodiments of this disclosure and their implementations, and are not intended to limit the indicated devices, elements, or components to having a specific orientation, or to require them to be constructed and operated in a specific orientation. Furthermore, some of the aforementioned terms may be used to indicate other meanings besides orientation or positional relationship; for example, the term "upper" may in some cases indicate a dependency or connection relationship. Those skilled in the art can understand the specific meaning of these terms in the embodiments of this disclosure according to the specific circumstances.

[0034] Furthermore, the terms "set up," "connect," and "fix" should be interpreted broadly. For example, "connection" can be a fixed connection, a detachable connection, or an integral structure; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, or it can be an internal connection between two devices, components, or parts. Those skilled in the art can understand the specific meaning of the above terms in the embodiments of this disclosure according to the specific circumstances.

[0035] Unless otherwise stated, the term "multiple" means two or more.

[0036] In this embodiment of the disclosure, the character " / " indicates that the objects before and after it are in an "or" relationship. For example, A / B means: A or B.

[0037] The term "and / or" describes an association between objects, indicating that three relationships can exist. For example, A and / or B means: A or B, or A and B.

[0038] It should be noted that, unless otherwise specified, the embodiments and features described in the present disclosure can be combined with each other.

[0039] Combination Figure 1As shown, this embodiment of the present disclosure provides a carbon dioxide adsorption module for a fresh air conditioner, comprising: a housing 100, a cover plate 200, and adsorption particles. The housing 100 has an internal receiving chamber 101 and a first through hole 110 communicating with the receiving chamber 101; the cover plate 200 is detachably connected to the housing 100 and has a second through hole 210 communicating with the receiving chamber 101; multiple adsorption particles are provided, all disposed within the receiving chamber 101.

[0040] The carbon dioxide adsorption module for a fresh air conditioner provided in this embodiment directly fills the receiving chamber 101 with adsorption particles. When carbon dioxide adsorption is required, airflow passes through the first through-hole 110, the receiving chamber 101, and the second through-hole 210, and the adsorption particles adsorb the carbon dioxide in the air. When the adsorption particles need to be replaced, the housing 100 and the cover 200 are removed from the air conditioner, the cover 200 is opened, and the adsorption particles in the receiving chamber 101 are emptied and replaced with new adsorption particles. Replacement is relatively simple and reduces the cost of replacing adsorption particles.

[0041] It is understandable that adsorbent particles can adsorb carbon dioxide from the air at low temperatures and desorb carbon dioxide at higher temperatures.

[0042] In one embodiment, the adsorbent particles are particulate solid amine. Thus, the particulate solid amine can adsorb carbon dioxide from the air at lower temperatures and desorb it at higher temperatures. For example, it can adsorb carbon dioxide at temperatures below 60 degrees Celsius and desorb it at temperatures above 70 degrees Celsius. This reduces the carbon dioxide concentration in indoor air and improves indoor comfort.

[0043] As is understandable, solid amines are amine compounds that exist in a solid form, typically produced by loading the amine onto a porous material. Porous materials include silica gel, alumina, or polymers.

[0044] In another embodiment, the adsorbent particles are molecular sieves. Thus, the molecular sieve has a porous structure, which can adsorb a large amount of carbon dioxide and desorb it at higher temperatures, reducing the carbon dioxide concentration in indoor air and improving indoor comfort.

[0045] Understandably, the adsorbent particles can also be granular activated carbon.

[0046] Combination Figure 2As shown, optionally, a first ventilating baffle 120 is provided in the first through hole 110; and a second ventilating baffle 220 is provided in the second through hole 210. In this way, the first ventilating baffle 120 reduces the risk of adsorbed particles leaking out of the first through hole 110. Furthermore, the diameter of the adsorbed particles can be set relatively small, and the gaps between smaller-diameter adsorbed particles are smaller, allowing for a relatively larger number of adsorbed particles to be placed in the receiving chamber 101, thus increasing the contact area with the airflow and enhancing the adsorption effect. Similarly, the second ventilating baffle 220 reduces the risk of adsorbed particles leaking out of the second through hole 210. Furthermore, the diameter of the adsorbed particles can be set relatively small, and the gaps between smaller-diameter adsorbed particles are smaller, allowing for a relatively larger number of adsorbed particles to be placed in the receiving chamber 101, thus increasing the contact area with the airflow and enhancing the adsorption effect.

[0047] In one embodiment, the first breathable baffle 120 is a first breathable nonwoven fabric 121, which is fixedly connected to the inner wall of the first through hole 110. Thus, while ensuring the flow rate of the first through hole 110, the pore size of the first breathable nonwoven fabric 121 is relatively small, allowing for a relatively small diameter of the adsorbed particles. This enables the containment chamber 101 to hold a relatively large number of adsorbed particles, and correspondingly increases the contact area with the airflow, thereby enhancing the adsorption effect.

[0048] In another embodiment, the first breathable baffle 120 is a first breathable steel mesh. In this way, the first breathable steel mesh is relatively rigid, providing relatively strong support and reducing the risk of adsorbed particles escaping from the containment chamber 101.

[0049] Specifically, the first breathable steel mesh is made of stainless steel.

[0050] In one embodiment, the second breathable baffle 220 is a second breathable nonwoven fabric 221, which is fixedly connected to the inner wall of the second through hole 210. Thus, while ensuring the flow rate of the second through hole 210, the pore size of the second breathable nonwoven fabric 221 is relatively small, allowing for a relatively small diameter of the adsorbed particles. This enables a relatively large number of adsorbed particles to be placed in the receiving chamber 101, and correspondingly increases the contact area with the airflow, thereby enhancing the adsorption effect.

[0051] In another embodiment, the second breathable baffle 220 is a second breathable steel mesh. In this way, the second breathable steel mesh is made of a relatively rigid material, providing relatively greater support and reducing the risk of adsorbed particles escaping from the containment chamber 101.

[0052] Specifically, the second breathable steel mesh is made of stainless steel.

[0053] Optionally, multiple first through holes 110 are provided and evenly arranged on the housing 100, with each first through hole 110 communicating with the receiving chamber 101. In this way, the number of first through holes 110 is relatively large, the airflow rate is relatively large, a large amount of air can be processed in a shorter time, and the adsorption effect is better.

[0054] Specifically, each first through hole 110 is provided with a first ventilating baffle 120. In this way, the diameter of the adsorbed particles can be set relatively small, a relatively large number of adsorbed particles can be placed in the receiving chamber 101, and the contact area with the airflow will also be increased accordingly, thereby increasing the adsorption effect.

[0055] Specifically, the first through hole 110 has a rectangular hole structure.

[0056] Specifically, the first through hole 110 has 15 holes.

[0057] Optionally, multiple second through holes 210 are provided and evenly arranged on the cover plate 200, and each second through hole 210 communicates with the receiving chamber 101. The relatively large number of second through holes 210 results in a relatively large airflow rate, which can process a large volume of air in a shorter time and achieve a better adsorption effect.

[0058] Specifically, each second through hole 210 is provided with a second ventilating baffle 220. In this way, the diameter of the adsorbed particles can be set relatively small, a relatively large number of adsorbed particles can be placed in the receiving chamber 101, and the contact area with the airflow will also be increased accordingly, thereby increasing the adsorption effect.

[0059] Specifically, the second through hole 210 has a rectangular hole structure.

[0060] Specifically, there are 15 second through holes 210.

[0061] Combination Figure 3 As shown, optionally, the carbon dioxide adsorption module for a fresh air conditioning system further includes a heating element 300. The heating element 300 is disposed within the receiving chamber 101 and is used to heat the adsorbed particles. Since the adsorbed particles require a relatively high temperature to desorb carbon dioxide, the fresh air conditioning system needs to be turned on to increase the airflow temperature, resulting in high energy consumption. By placing the heating element 300 within the receiving chamber 101 to directly heat the adsorbed particles, the carbon dioxide is desorbed, reducing the operating energy consumption of the fresh air conditioning system. Simultaneously, it reduces heat loss during airflow, resulting in more concentrated heat within the receiving chamber 101.

[0062] Optionally, the heating element 300 includes a heating plate 310. The heating plate 310 is bent and disposed within the receiving chamber 101, and multiple adsorbed particles are distributed on both sides of the heating plate 310. This bent placement of the heating plate 310 within the receiving chamber 101 increases its length, thereby increasing the contact area between the heating plate 310 and the adsorbed particles, improving the heating effect on the adsorbed particles, and thus increasing the efficiency of carbon dioxide desorption. Furthermore, the heated area is more uniform.

[0063] Optionally, the heating plate 310 has a continuous S-shaped plate structure. This increases the settable length of the heating plate 310, making it relatively long. The continuous S-shaped plate structure of the heating plate 310 can more evenly cover the receiving chamber 101, resulting in a more uniform heating area and reducing temperature differences between different areas of the receiving chamber 101.

[0064] Optionally, the width direction of the heating plate 310 is parallel to the opening direction of the first through hole 110. In this way, the direction of airflow is parallel to the width direction of the heating plate 310, reducing the influence of the heating plate 310 on the flow rate and ensuring smooth airflow.

[0065] Optionally, the width direction of the heating plate 310 is parallel to the opening direction of the second through hole 210. In this way, the direction of airflow is parallel to the width direction of the heating plate 310, reducing the influence of the heating plate 310 on the flow rate and ensuring smooth airflow.

[0066] Optionally, a partition 130 is fixedly provided inside the box body 100, and multiple heating plates 310 are provided, with the multiple heating plates 310 symmetrically arranged on both sides of the partition 130. In this way, the partition 130 separates the multiple heating plates 310 and provides lateral support for the multiple heating plates 310, reducing the risk of the heating plates 310 shaking.

[0067] Specifically, there are two heating plates 310, which are symmetrically arranged on both sides of the partition 130. In this way, the two heating plates 310 are separated by the partition 130, which cooperates with the inner side wall of the box 100 to provide lateral support for the two heating plates 310 and reduce the risk of the heating plates 310 shaking.

[0068] Combination Figure 4 As shown, optionally, the box body 100 is provided with an annular groove 140, and the cover plate 200 is engaged with the annular groove 140. In this way, the cover plate 200 and the annular groove 140 cooperate to make the cover plate 200 engage with the box body 100, making the assembly or disassembly of the cover plate 200 and the box body 100 more convenient and quick.

[0069] Combination Figure 5As shown, optionally, the annular groove 140 is provided with a snap-fit ​​groove 150, and the inner sidewall of the cover plate 200 is provided with a snap-fit ​​block 230, which snaps into the snap-fit ​​groove 150. In this way, the snap-fit ​​groove 150 and the snap-fit ​​block 230 cooperate to increase the stability of the connection between the box body 100 and the cover plate 200, and also facilitate the assembly or disassembly of the cover plate 200 and the box body 100.

[0070] Optionally, multiple snap-fit ​​slots 150 and multiple snap-fit ​​blocks 230 are provided, with each snap-fit ​​slot 150 corresponding to one snap-fit ​​block 230. In this way, multiple snap-fit ​​slots 150 and multiple snap-fit ​​blocks 230 cooperate, and there are relatively more snap-fit ​​positions, which further increases the stability of the connection between the box body 100 and the cover plate 200 and reduces the risk of the cover plate 200 separating from the box body 100.

[0071] Specifically, there are eight snap-fit ​​slots 150 and eight snap-fit ​​blocks 230. In this way, the eight snap-fit ​​slots 150 and eight snap-fit ​​blocks 230 cooperate to provide a relatively large number of snap-fit ​​positions, which further increases the stability of the connection between the box body 100 and the cover plate 200 and reduces the risk of the cover plate 200 separating from the box body 100.

[0072] Optionally, the snap-fit ​​block 230 and the cover plate 200 are integrally formed. In this way, the connection strength between the snap-fit ​​block 230 and the cover plate 200 is relatively high.

[0073] Combination Figure 6 As shown, optionally, one end of the housing 100 is provided with a terminal block 160. In this way, the terminal block 160 can be directly plugged into a fresh air conditioner to supply power to the equipment inside the housing 100.

[0074] Specifically, terminal 160 is electrically connected to heating element 300. Thus, terminal 160 can be directly plugged into a fresh air conditioning unit to supply power to heating element 300.

[0075] Optionally, one end of the housing 100 is provided with a mounting chamber 170, and the terminal block 160 is installed in the mounting chamber 170. In this way, since the terminal block 160 is a metal sheet structure, it is easily deformed by impacts. By retracting the terminal block 160 into the housing 100, the risk of the terminal block 160 protruding from the housing 100 is reduced, as is the risk of the terminal block 160 being deformed by impacts.

[0076] Optionally, both ends of the housing 100 are provided with inner grooves 180. In this way, when the housing 100 is installed in a fresh air conditioner, the inner grooves 180 can cooperate with the reserved structure in the fresh air conditioner, reducing the risk of the housing 100 shaking and improving the stability of the connection.

[0077] Optionally, the housing 100 and / or the cover 200 are both made of plastic. In this way, the housing 100 and / or the cover 200 made of plastic are relatively lightweight, reducing the overall weight of the fresh air conditioner.

[0078] Specifically, the box 100 is a rectangular box 100. In this way, the shape of the box 100 is relatively regular, which makes it easy to install inside the fresh air air conditioner.

[0079] In some embodiments, the fresh air conditioner includes a carbon dioxide adsorption module for the fresh air conditioner as described in the above embodiments.

[0080] The fresh air conditioner provided in this embodiment includes a carbon dioxide adsorption module as described in the above embodiment. Adsorption particles are directly filled into the receiving chamber 101. When carbon dioxide adsorption is required, airflow passes through the first through-hole 110, the receiving chamber 101, and the second through-hole 210, and the adsorption particles adsorb the carbon dioxide in the air. When the adsorption particles need to be replaced, the housing 100 and the cover 200 are removed from the air conditioner, the cover 200 is opened, and the adsorption particles in the receiving chamber 101 are emptied and replaced with new adsorption particles. Replacement is relatively simple and reduces the cost of replacing adsorption particles.

[0081] Optionally, the fresh air conditioner also includes an indoor unit. The carbon dioxide adsorption module for the fresh air conditioner is installed in the indoor unit. Thus, because the carbon dioxide adsorption module for the fresh air conditioner adsorbs carbon dioxide from the room, and the indoor unit is installed indoors, the path between the adsorbed particles and the indoor air is relatively short, reducing the time required for carbon dioxide adsorption and improving adsorption efficiency.

[0082] The foregoing description and accompanying drawings fully illustrate embodiments of the present disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The embodiments represent only possible variations. Individual components and functions are optional unless explicitly required, and the order of operation may vary. Parts and features of some embodiments may be included or substituted for parts and features of other embodiments. Embodiments of the present disclosure are not limited to the structures described above and shown in the accompanying drawings, and various modifications and changes may be made without departing from its scope. The scope of the present disclosure is limited only by the appended claims.

Claims

1. A carbon dioxide adsorption module for a fresh air conditioning system, characterized in that, include: The box body (100) has an internal receiving chamber (101) and a first through hole (110) communicating with the receiving chamber (101); The cover plate (200) is detachably connected to the box body (100) and has a second through hole (210) communicating with the receiving chamber (101); Multiple adsorbent particles are provided, all of which are placed in the containment chamber (101).

2. The carbon dioxide adsorption module for a fresh air conditioner according to claim 1, characterized in that, The first through hole (110) is provided with a first venting baffle (120); A second venting baffle (220) is provided inside the second through hole (210).

3. The carbon dioxide adsorption module for a fresh air conditioner according to claim 2, characterized in that, The first breathable baffle (120) is a first breathable nonwoven fabric (121), which is fixedly connected to the inner wall of the first through hole (110).

4. The carbon dioxide adsorption module for a fresh air conditioner according to claim 1, characterized in that, Also includes: A heating element (300) is disposed in a receiving chamber (101) for heating the adsorbed particles.

5. The carbon dioxide adsorption module for a fresh air conditioner according to claim 4, characterized in that, Heating element (300), including: The heating plate (310) is bent and disposed in the receiving chamber (101), and multiple adsorbed particles are distributed on both sides of the heating plate (310).

6. The carbon dioxide adsorption module for a fresh air conditioner according to claim 5, characterized in that, A partition (130) is fixedly provided inside the box body (100), and multiple heating plates (310) are provided, with the multiple heating plates (310) symmetrically arranged on both sides of the partition (130).

7. The carbon dioxide adsorption module for a fresh air conditioner according to claim 1, characterized in that, The box body (100) is provided with an annular groove (140), and the cover plate (200) is engaged with the annular groove (140).

8. The carbon dioxide adsorption module for a fresh air conditioner according to claim 7, characterized in that, The annular groove (140) is provided with a snap-fit ​​groove (150), and the inner side wall of the cover plate (200) is provided with a snap-fit ​​block (230), which snaps into the snap-fit ​​groove (150).

9. The carbon dioxide adsorption module for a fresh air conditioning system according to any one of claims 1 to 8, characterized in that, One end of the housing (100) is provided with a wiring terminal (160).

10. A fresh air conditioning system, characterized in that, Includes the carbon dioxide adsorption module for fresh air conditioning as described in any one of claims 1 to 9.