CN211781761U

CN211781761U - Air conditioning unit and air conditioning equipment

Info

Publication number: CN211781761U
Application number: CN202020489953.XU
Authority: CN
Inventors: 周世超; 何伟光; 洪奇锐; 刘宇波; 刘德茂
Original assignee: Gree Electric Appliances Inc of Zhuhai
Current assignee: Gree Electric Appliances Inc of Zhuhai
Priority date: 2020-04-07
Filing date: 2020-04-07
Publication date: 2020-10-27
Anticipated expiration: 2030-04-07

Abstract

The present disclosure relates to an air conditioning unit and an air conditioning apparatus. Wherein, air conditioning unit includes: the unit box body is provided with an air inlet and an air outlet; the first filter is arranged in the unit box body, movably extends outwards and retracts inwards relative to the unit box body and is used for filtering gas flowing from the air inlet to the air outlet; and the cleaning mechanism is arranged outside the unit box body and is used for carrying out decontamination and cleaning on the first filter in the movement processes of outwards extending and inwards retracting. By movably extending and retracting the first filter outwards and inwards and arranging the cleaning mechanism outside the unit box body, when the first filter needs to be cleaned, the first filter is driven to extend and retract outwards, and the cleaning mechanism can clean the first filter in the process of extending and retracting outwards, so that the cleaning cost is reduced, the time is saved, and the cleaning convenience is improved.

Description

Air conditioning unit and air conditioning equipment

Technical Field

The disclosure relates to the technical field of air conditioning equipment, in particular to an air conditioning unit and air conditioning equipment.

Background

The combined air conditioner set is also called air conditioning box, is a special equipment for treating air, and has the functions of cooling, dehumidifying, drying, heating, humidifying, filtering, purifying, air supplying and returning, introducing fresh air and the like. The equipment is mainly used in large and medium buildings such as hotels and restaurants, luxury commercial facilities, sports and entertainment centers, large-scale industrial, medical and sanitary places and the like.

The filter among the combined air conditioning unit undertakes the task of filtration air-purifying, for guaranteeing its life and filter effect, need regularly to wash the filter, in the correlation technique that the inventor knows, adopt traditional dismantlement cleaning method usually, through closing the unit, manual dismantlement filter screen, the water washing dries the mountable in the back and continues to use. Traditional filter washs, and it is longer to consume time, and the unit opens and stops to consume a large amount of energy, and the filter screen is clean to need manual operation, is not convenient for maintain.

SUMMERY OF THE UTILITY MODEL

The inventor researches and finds that the filter is inconvenient to clean and high in cost in the related art.

In view of this, the embodiment of the present disclosure provides an air conditioning unit and an air conditioning apparatus, which can reduce the cleaning cost and improve the cleaning convenience.

Some embodiments of the present disclosure provide an air conditioning unit, including:

the unit box body is provided with an air inlet and an air outlet;

the first filter is arranged in the unit box body, movably extends outwards and retracts inwards relative to the unit box body and is used for filtering gas flowing from the air inlet to the air outlet; and

and the cleaning mechanism is arranged outside the unit box body and is used for removing dirt and cleaning the first filter in the movement process of outwards extending and inwards retracting.

In some embodiments, the cleaning mechanism is disposed on an outer wall of the unit housing and adjacent to the air outlet side or the air inlet side of the first filter.

In some embodiments, the cleaning mechanism is disposed at a top of the unit housing, and movement of the first filter relative to the unit housing is configured to extend upward and retract downward.

In some embodiments, the cleaning mechanism is a blowback mechanism disposed at the air outlet side of the first filter, and blowback gas of the blowback mechanism is provided through the air outlet.

In some embodiments, the blowback mechanism includes a cleaning air supply pipe and a cleaning air port opening to the first filter, the cleaning air port communicates with the air outlet through the cleaning air supply pipe, and a cleaning air supply valve is provided in a passage between the cleaning air supply pipe and the air outlet.

In some embodiments, the cleaning supply air duct is made of a soft folding tarpaulin.

In some embodiments, the opening area of the cleaning air port is smaller than that of the air outlet port, and the width of the cleaning air port is consistent with that of the first filter.

In some embodiments, the air conditioner further comprises an indoor air supply pipe, wherein the indoor air supply pipe is communicated with the air outlet and is provided with an indoor air supply air valve.

In some embodiments, the air conditioner further comprises a second filter disposed in the unit housing and adjacent to the air outlet side of the first filter.

In some embodiments, the second filter is movably extendable and retractable outwardly relative to the unit housing, and the cleaning mechanism is movably disposed relative to the unit housing to decontaminate and clean the first filter and the second filter during the outwardly extending and inwardly retracting movements, respectively.

In some embodiments, the second filter is telescoping relative to the unit housing in a direction consistent with the first filter.

In some embodiments, the movement of the second filter relative to the unit housing is configured to extend upward and retract downward, and the movement of the cleaning mechanism relative to the unit housing is configured to move horizontally.

In some embodiments, the cleaning mechanism further comprises a first guide rail and a second guide rail respectively arranged on the top of the unit box body and the top of the second filter, and the first guide rail and the second guide rail are used for guiding the horizontal movement of the cleaning mechanism on the top of the unit box body, and a gap is formed between the first guide rail and the second guide rail.

In some embodiments, the filter further comprises a seal disposed at a location where the first filter contacts the unit housing.

In some embodiments, the sealing strip is a magnetic sealing strip.

In some embodiments, the filter unit further comprises a control system and a driving mechanism, wherein the driving mechanism is used for driving the first filter to extend outwards and retract inwards in the unit box, and the control system is used for controlling the starting and stopping of the driving mechanism.

Some embodiments of the present disclosure provide an air conditioning apparatus, including the aforementioned air conditioning unit, the air conditioning unit is a fresh air unit or a combined air conditioning unit.

Therefore, according to the embodiment of the disclosure, by movably extending and retracting the first filter outwards and inwards in the unit box and arranging the cleaning mechanism outside the unit box, when the first filter needs to be cleaned, the first filter is driven to extend and retract outwards, and the cleaning mechanism can clean the first filter in the process of extending and retracting outwards and inwards, so that the cleaning cost is reduced, the time is saved, and the cleaning convenience is improved compared with the conventional disassembly cleaning mode.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description, serve to explain the principles of the disclosure.

The present disclosure may be more clearly understood from the following detailed description, taken with reference to the accompanying drawings, in which:

FIG. 1 is a schematic front view of an air conditioning assembly according to some embodiments of the present disclosure;

FIG. 2 is a schematic top view of some embodiments of an air conditioning assembly according to the present disclosure;

FIG. 3 is an enlarged, fragmentary schematic view of the locations of the guide rails in some embodiments of the air conditioning packs according to the present disclosure;

FIG. 4 is a schematic view of an air conditioning assembly according to the present disclosure with the first filter extending outwardly therefrom in some embodiments;

fig. 5 is a schematic view of an air conditioning assembly according to the present disclosure with the second filter extending outwardly therefrom in some embodiments.

Description of the reference numerals

1. A unit box body; 2. an air inlet; 3. an air outlet; 4. a first filter; 5. a second filter; 6. cleaning the tuyere; 7. an indoor air supply air valve; 8. cleaning an air supply air valve; 9. cleaning the blast pipe; 10. an indoor blast pipe; 11. a first guide rail; 12. a second guide rail; 13. a sealing strip.

Detailed Description

Various exemplary embodiments of the present disclosure will now be described in detail with reference to the accompanying drawings. The description of the exemplary embodiments is merely illustrative and is in no way intended to limit the disclosure, its application, or uses. The present disclosure may be embodied in many different forms and is not limited to the embodiments herein. These embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the scope of the disclosure to those skilled in the art. It should be noted that: the relative arrangement of parts and steps, the composition of materials, numerical expressions and numerical values set forth in these embodiments are to be construed as merely illustrative, and not as limitative, unless specifically stated otherwise.

The use of "first," "second," and similar terms in this disclosure is not intended to indicate any order, quantity, or importance, but rather are used to distinguish one element from another. The word "comprising" or "comprises", and the like, means that the element preceding the word covers the element listed after the word, and does not exclude the possibility that other elements are also covered. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships may also be changed accordingly.

In the present disclosure, when a specific device is described as being located between a first device and a second device, there may or may not be intervening devices between the specific device and the first device or the second device. When a particular device is described as being coupled to other devices, the particular device may be directly coupled to the other devices without intervening devices or may be directly coupled to the other devices with intervening devices.

All terms used in the present disclosure have the same meaning as understood by one of ordinary skill in the art to which the present disclosure belongs, unless otherwise specifically defined. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the relevant art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.

Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be part of the specification where appropriate.

The air conditioning unit in the present disclosure refers to an apparatus for processing air, and may also be referred to as an air processing unit, which may be a fresh air unit, a combined air conditioning unit, or an air purifier, and the following description will take an air conditioning unit as an example of a combined air conditioning unit.

Referring to fig. 1 to 5, some embodiments of the present disclosure provide an air conditioning unit, which is a combined air conditioning unit, including: unit box 1, first filter 4 and clean mechanism. The unit box body 1 is divided according to functions and comprises a fresh air section, a filtering section, a surface cooling section and an air supply section, wherein the fresh air section is provided with an air inlet 2, and the air supply section is provided with an air outlet 3; the first filter 4 is arranged in the filtering section of the unit box body 1 and movably extends outwards and retracts inwards relative to the unit box body 1 for filtering the gas flowing from the air inlet 2 to the air outlet 3; the cleaning mechanism is provided outside the unit case 1 for desmutting and cleaning the first filter 4 during the outwardly extending and inwardly retracting movement.

Fig. 4 shows a process of extending the first filter 4 from the inside of the unit case 1, wherein the black solid arrows indicate a moving direction of the first filter 4, the first filter 4 is movably extended and retracted to be disposed in the unit case 1, and the cleaning mechanism is disposed outside the unit case, when the first filter 4 needs to be cleaned, only the first filter 4 needs to be driven to extend and retract to the outside, the first filter 4 moves back and forth relative to the cleaning mechanism, so that the cleaning mechanism cleans the first filter 4 in a decontamination manner, compared with a conventional disassembly cleaning manner, the cleaning cost is reduced, time is saved, cleaning work is performed outside the unit, dust is prevented from entering the inside of the unit to be accumulated inside the unit, and the cleaning convenience is improved. In some embodiments, the filter material of the first filter 4 is a conventional glass fiber mat, and the filtering manner is physical filtering.

With respect to how the telescopic movement of the first filter 4 is achieved, in some embodiments, the first filter 4 is connected to the inner wall of the unit case 1 by a guide rail. In some embodiments, the air conditioner further comprises a control system and a driving mechanism, wherein the driving mechanism is used for driving the first filter 4 to extend outwards and retract inwards in the unit box body 1, and the control system is used for controlling starting and stopping of the driving mechanism.

The cleaning mechanism is a component capable of removing dirt and cleaning a filter screen of the filter, such as a dust suction mechanism or a back blowing mechanism, and can also be a brush structure, and can be designed according to actual requirements. In order to make the structure compact and reduce the occupied space, in some embodiments, the cleaning mechanism is arranged on the outer wall of the unit box 1 and close to the air outlet side or the air inlet side of the first filter 4. If the cleaning mechanism is a dust suction mechanism, the cleaning mechanism is disposed on the air intake side near the first filter 4. In some embodiments, as shown in fig. 1, the cleaning mechanism is a blowback mechanism disposed on the air outlet side of the first filter 4, and the blowback mechanism includes a cleaning air supply duct 9 and a cleaning air port 6 opening toward the first filter 4. In some embodiments, the cleaning mechanism is provided at the top of the unit housing 1, and the movement of the first filter 4 relative to the unit housing 1 is configured to extend upwardly and retract downwardly, thereby reducing the lateral footprint of the unit.

As shown in fig. 1 and 4, in some embodiments, the blowback air of the blowback mechanism is provided through the outlet 3, the clean air inlet 6 is communicated with the outlet 3 through the clean air supply pipe 9, and the clean air supply valve 8 is arranged on the passage between the clean air supply pipe 9 and the outlet 3. The back-blowing gas of the back-blowing mechanism is finished by the blower in the unit box body 1 without additionally arranging a fan, so that the structure is simplified, the equipment utilization rate is improved, and the cost is saved. As shown in fig. 1, in some embodiments, the air conditioning unit further includes an indoor air supply pipe 10, the indoor air supply pipe 10 is communicated with the air outlet 3 and is provided with an indoor air supply air valve 7, when the unit normally works, as shown in fig. 1 (the hollow arrow indicates the air flow direction), at this time, the indoor air supply air valve 7 is opened, the clean air supply air valve 8 is closed, and the air supply machine provides filtered air for the room; when the first filter 4 needs to be filtered, the indoor air supply valve 7 is closed, the clean air supply valve 8 is opened, and the air supply device supplies filtered air to the blowback mechanism as shown in fig. 4 (hollow arrow indicates the air flow direction). In the switching process of the normal working state of the unit and the back washing state of the filter, the blower does not need to be started or stopped, and energy waste caused by starting or stopping the blower is avoided.

In order to improve the cleaning efficiency, as shown in fig. 1 and fig. 2, in some embodiments, the opening area of the cleaning tuyere 6 is smaller than the opening area of the air outlet 3, so as to increase the flow rate of the air reversely blown out by the cleaning tuyere 6, and the width of the cleaning tuyere 6 is consistent with the width of the first filter 4, so as to enlarge the reverse blowing area and ensure the cleaning reliability.

When the first filter 4 is extended outwards, the air in the unit case 1 cannot be filtered and purified, and in some embodiments, as shown in fig. 1 and 2, the air conditioning unit further includes a second filter 5 disposed in the unit case 1 and near the air outlet side of the first filter 4. The second filter 5 is arranged not only to filter air when the first filter 4 is extended outwardly, but also to promote the degree of purification when the first filter 4 is not extended outwardly. The second filter 5 can be used as a spare filter for the first filter 4, or as a filter different from the first filter 4 to filter different sizes of dust particles.

With respect to how the second filter 5 is cleaned, in some embodiments, the second filter 5 is movably extended outward and retracted inward relative to the unit housing 1, and a cleaning mechanism is movably disposed relative to the unit housing 1 to perform contaminant removal cleaning during the outward extending and inward retracting movements, respectively. The cleaning mechanism is movably arranged relative to the unit box body 1, the position of the cleaning mechanism can be adjusted according to requirements, the cleaning mechanism can be used for respectively cleaning the first filter 4 and the second filter 5, the applicability of the cleaning mechanism is improved, in order to facilitate the movement of the cleaning mechanism, in some embodiments, as shown in fig. 1, the cleaning air supply pipe 9 is made of soft folding tarpaulin, as shown in fig. 4 and 5, the cleaning air supply pipe 9 made of the soft folding tarpaulin can move along with the cleaning air port 6 and stably supplies air for the cleaning air port 6, and the implementation is high.

As to how to realize the movement of the cleaning mechanism, in some embodiments, as shown in fig. 2 to 5, the air conditioning unit further includes a first guide rail 11 and a second guide rail 12 respectively disposed on the top of the unit case 1 and the top of the second filter 5, and both are used for guiding the horizontal movement of the cleaning mechanism on the top of the unit case 1, and a gap is provided between the first guide rail 11 and the second guide rail 12. The second guide rail 12 is provided to allow the cleaning mechanism to pass through the top of the second filter 5 to one side of the first filter 4 to facilitate desmear cleaning of the first filter 4. As shown in fig. 5, the gap between the first rail 11 and the second rail 12 ensures that the second filter 5 can protrude outward from the unit case 1.

In order to save space, optimize equipment and space utilization, in some embodiments, as shown in fig. 4 and 5, the direction of extension and retraction of the second filter 5 with respect to the unit case 1 coincides with that of the first filter 4. Similarly, to facilitate movement of the second filter 5 and cleaning mechanism and to improve cleaning efficiency, in some embodiments, movement of the second filter 5 relative to the unit case 1 is configured to extend upward and retract downward, and movement of the cleaning mechanism relative to the unit case 1 is configured to move horizontally.

Considering that the filter is configured in a telescopic way and has gaps, in order to avoid air leakage and ensure the tightness of the unit box under the normal working state of the unit, in some embodiments, as shown in fig. 4, the air conditioning unit further comprises a sealing strip 13 arranged at the contact position of the first filter 4 and the unit box 1, and in some embodiments, the sealing strip 13 is a magnetic sealing strip. Taking the embodiment shown in fig. 4 as an example, the magnetic seal is adhered to the contact position of the foaming plate on the top of the first filter 4 and the unit box body 1 by resin glue to form an annular rubber seal ring, the sealing principle of the annular rubber seal ring is basically the same as that of a refrigerator door, and when the annular rubber seal ring is in normal operation, the foaming plate on the top and the unit box body are sucked together to achieve the sealing effect. Likewise, in some embodiments, as shown in fig. 5, a seal 13 is provided where the second filter 5 contacts the unit housing 1.

When it is determined how the filter needs to be cleaned, in some embodiments, the pressure difference between the air inlet side and the air outlet side of the first filter 4 is provided with a pressure difference meter, the pressure difference meters on the two sides feed the pressure difference back to the control system, and when the pressure difference between the air inlet side and the air outlet side of the first filter 4 exceeds a first preset value, the control system controls the expansion of the first filter 4 and the cleaning action of the cleaning mechanism. In some embodiments, the pressure difference between the air inlet side and the air outlet side of the second filter 5 is provided with a pressure difference meter, the pressure difference meters on the two sides feed the pressure difference back to the control system, and when the pressure difference between the air inlet side and the air outlet side of the second filter 5 exceeds a second preset value, the control system controls the expansion of the second filter 5 and the cleaning action of the cleaning mechanism. The first preset value and the second preset value are pressure difference values set according to different actual requirements.

The following description will be made of the operation of the air conditioning unit of the present disclosure by taking the embodiment shown in fig. 1 to 5 as an example:

(1) normal working conditions are as follows: as shown in fig. 1 (the hollow arrow is the new trend flow direction), the new trend gets into unit box 1 by the new trend section after, filter through first filter 4 in the primary and secondary filter section earlier, filter through second filter 5 in the reserve primary filter section again, because the new trend has been filtered, second filter 5 in the reserve primary filter section receives the pollution degree and can be ignored almost, indoor air supply air valve 7 opens this moment, clean air supply air valve 8 closes, the new trend is again by the refrigeration of table cold section after, send into indoor through indoor blast pipe 10 by the forced draught blower.

(2) The backwashing working condition of the first filter is as follows: as shown in fig. 4 (the hollow arrow indicates the flow direction of the fresh air), the unit operates for a period of time, because the pollutant is accumulated on the air inlet side of the first filter 4 in the primary filter section, the filtering efficiency of the first filter 4 is reduced, the pressure difference between two sides exceeds the first preset value, at this time, the indoor air supply air valve 7 is closed, the clean air supply air valve 8 is opened, the driving mechanism drives the clean air inlet 6 to move to the top of the standby primary filter section through the first guide rail 11 and the second guide rail 12 in sequence, and the first filter 4 in the primary filter section rises (stretches out outwards). At this time, the fresh air is filtered by the second filter 5 in the standby primary filter section to provide clean air for the backwashing process, and the cleaning mechanism performs cleaning action. Because the interception area of the clean air port 6 is reduced, the flow rate of clean air is increased, pollutants on the air inlet side of the first filter 4 are blown out, the first filter 4 finishes one lifting action (extends outwards and retracts inwards), namely, two times of cleaning is finished, after the cleaning is finished, the indoor air supply air valve 7 is opened, the clean air supply air valve 8 is closed, the clean air port 6 returns to the original position, and the unit returns to the normal working condition to continuously supply air indoors.

(3) The backwashing working condition of the second filter is as follows: as shown in fig. 5 (the hollow arrow indicates the flow direction of the fresh air), after the unit is back-flushed with the first filter for several times, the pressure difference between two sides of the second filter 5 in the standby primary filter section exceeds the second preset value, at this time, the indoor air supply air valve 7 is closed, the clean air supply air valve 8 is opened, the driving mechanism drives the clean air port 6 to move to the initial position (top of the surface cooling section) through the second guide rail 12 and the first guide rail 11, and the second filter 5 in the standby primary filter section rises (extends outwards). At this time, the fresh air is filtered by the first filter 4 in the primary filter section to provide clean air for the backwashing process, and the cleaning mechanism performs cleaning action. Because the area that dams of clean wind gap 6 diminishes, clean air flow rate increases, blows off the pollutant of the air inlet side of second filter 5, and second filter 5 accomplishes once the lift action (outwards stretches out and inwards retracts) and has accomplished twice washing promptly, washs the back of accomplishing, and indoor air supply blast air valve 7 is opened, and clean air supply blast air valve 8 is closed, and the unit gets back to normal operating mode, continues to be indoor air supply.

Thus, various embodiments of the present disclosure have been described in detail. Some details that are well known in the art have not been described in order to avoid obscuring the concepts of the present disclosure. It will be fully apparent to those skilled in the art from the foregoing description how to practice the presently disclosed embodiments.

Although some specific embodiments of the present disclosure have been described in detail by way of example, it should be understood by those skilled in the art that the foregoing examples are for purposes of illustration only and are not intended to limit the scope of the present disclosure. It will be understood by those skilled in the art that various changes may be made in the above embodiments or equivalents may be substituted for elements thereof without departing from the scope and spirit of the present disclosure. The scope of the present disclosure is defined by the appended claims.

Claims

1. An air conditioning assembly, comprising:

the unit box body (1) is provided with an air inlet (2) and an air outlet (3);

a first filter (4) disposed in the unit housing (1) and movably extended outward and retracted inward relative to the unit housing (1) for filtering gas flowing from the inlet opening (2) to the outlet opening (3); and

and the cleaning mechanism is arranged outside the unit box body (1) and is used for carrying out decontamination and cleaning on the first filter (4) in the movement processes of outwards extending and inwards retracting.

2. Air conditioning assembly according to claim 1, wherein the cleaning means are arranged on the outer wall of the assembly cabinet (1) and close to the air outlet side or air inlet side of the first filter (4).

3. Air conditioning assembly according to claim 1, characterized in that the cleaning mechanism is arranged at the top of the assembly box (1), the movement of the first filter (4) with respect to the assembly box (1) being configured to extend upwards and retract downwards.

4. Air conditioning unit according to claim 1, wherein the cleaning means is a blow-back means arranged at the air outlet side of the first filter (4), and blow-back gas of the blow-back means is provided via the air outlet (3).

5. Air conditioning unit according to claim 4, wherein said blowback mechanism comprises a clean air supply duct (9) and a clean air opening (6) opening to said first filter (4), said clean air opening (6) communicating with said air outlet (3) through said clean air supply duct (9), a clean air supply valve (8) being provided on the passage of said clean air supply duct (9) and said air outlet (3).

6. Air conditioning unit according to claim 5, characterized in that said cleaning air delivery duct (9) is made of soft folded tarpaulin.

7. Air conditioning assembly according to claim 5, characterized in that the opening area of the clean tuyere (6) is smaller than the opening area of the outlet mouth (3) and its width coincides with the width of the first filter (4).

8. Air conditioning unit according to claim 5, characterized in that it further comprises an indoor air supply duct (10), said indoor air supply duct (10) being in communication with said outlet mouth (3) and being provided with an indoor air supply air valve (7).

9. Air conditioning assembly according to claim 1 or 4, further comprising a second filter (5) arranged inside the assembly box (1) and close to the air outlet side of the first filter (4).

10. Air conditioning assembly according to claim 9, wherein the second filter (5) is movably extended outwards and retracted inwards with respect to the assembly housing (1), and wherein the cleaning mechanism is movably arranged with respect to the assembly housing (1) for desmutting cleaning of the first filter (4) and the second filter (5) during the movement of extended outwards and retracted inwards, respectively.

11. Air conditioning assembly according to claim 10, characterized in that the direction of extension and retraction of the second filter (5) with respect to the assembly box (1) coincides with that of the first filter (4).

12. Air conditioning assembly according to claim 10, characterized in that the movement of the second filter (5) with respect to the assembly box (1) is configured to extend upwards and retract downwards, and the movement of the cleaning mechanism with respect to the assembly box (1) is configured to move horizontally.

13. Air conditioning assembly according to claim 12, further comprising a first guide (11) and a second guide (12) arranged on top of the assembly cabinet (1) and on top of the second filter (5), respectively, both for guiding the horizontal movement of the cleaning means on top of the assembly cabinet (1), the first guide (11) and the second guide (12) having a gap therebetween.

14. Air conditioning assembly according to claim 1, further comprising a sealing strip (13) provided at the location where the first filter (4) contacts the assembly box (1).

15. Air conditioning assembly according to claim 14, wherein the sealing strip (13) is a magnetic sealing strip.

16. Air conditioning assembly according to claim 1, further comprising a control system and a drive mechanism for driving the first filter (4) to extend outwards and to retract inwards within the assembly housing (1), the control system being adapted to control the start and stop of the drive mechanism.

17. An air conditioning apparatus, comprising the air conditioning unit according to any one of claims 1 to 16, wherein the air conditioning unit is a fresh air unit or a combined air conditioning unit.