CN219510903U - Fresh air humidity regulator - Google Patents

Abstract

The utility model discloses a fresh air humidity regulator, and belongs to the technical field of air treatment. The fresh air humidity conditioner comprises: the shell comprises an air duct cavity, a fresh air duct and a return air duct which extend approximately vertically are formed in the air duct cavity, humidity treatment cavities are formed in the fresh air duct and the return air duct, and each humidity treatment cavity comprises a first humidity treatment cavity and a second humidity treatment cavity; the air valve assemblies are arranged at two vertical ends of the humidity treatment cavity and are used for switching air in the first humidity treatment cavity and air in the second humidity treatment cavity; the heat exchanger assembly comprises a first heat exchanger and a second heat exchanger, the first heat exchanger is arranged in the first humidity treatment cavity, and the second heat exchanger is arranged in the second humidity treatment cavity; the first wet film is arranged in the first humidity treatment cavity and is positioned on the air outlet side of the first heat exchanger; the second wet film is arranged in the second humidity treatment cavity and is positioned on the air outlet side of the second heat exchanger. The fresh air humidity regulator is easy to maintain.

Description

Fresh air humidity regulator

Technical Field

The utility model relates to the technical field of air treatment, in particular to a fresh air humidity regulator.

Background

At present, most fresh air humidifiers are horizontal structure machines, are installed inside ceilings, and are inconvenient because of the high-level operation and the disassembly and assembly of ceilings when repairing and replacing vulnerable parts.

Disclosure of Invention

The utility model provides a fresh air humidity regulator which is easy to maintain.

A fresh air conditioner comprising: the shell comprises an air duct cavity, a fresh air duct and a return air duct which extend approximately vertically are formed in the air duct cavity, humidity treatment cavities are formed in the fresh air duct and the return air duct, and each humidity treatment cavity comprises a first humidity treatment cavity and a second humidity treatment cavity; the air valve assemblies are arranged at two vertical ends of the humidity treatment cavity and are used for switching air in the first humidity treatment cavity and air in the second humidity treatment cavity; the heat exchanger assembly comprises a first heat exchanger and a second heat exchanger, the first heat exchanger is arranged in the first humidity treatment cavity, and the second heat exchanger is arranged in the second humidity treatment cavity; the first wet film is arranged in the first humidity treatment cavity and is positioned on the air outlet side of the first heat exchanger; the second wet film is arranged in the second humidity treatment cavity and is positioned on the air outlet side of the second heat exchanger.

In some embodiments, further comprising: the filter screens are respectively arranged in the fresh air duct and the return air duct; the full-heat core takes the flowing direction of air as a reference, and is arranged between the filter screen and the heat exchanger component; after the return air and the fresh air are filtered by the filter screen, heat is exchanged at the total heat core body and then flows to the humidity treatment cavity.

In some embodiments, the first wet film, the second wet film, the all-hot core, and/or the screen are frangible members; the shell is connected with an access board, a plurality of access holes are formed in the access board, and the access holes correspond to the wearing parts respectively and can be used for the wearing parts to pass through, so that the wearing parts can be pulled out from the access holes.

In some embodiments, a first guide rail is arranged on the inner wall of the air channel cavity; the lower end of the air valve assembly is abutted against the first guide rail so that the air valve assembly can be pulled along the first guide rail.

In some embodiments, the damper assembly includes an inlet damper and an outlet damper; the fresh air humidity conditioner further comprises: the water receiving disc assembly is positioned on the upper side of the air inlet valve; the lower ends of the first heat exchanger and the second heat exchanger are propped against the water receiving disc assembly, and the upper ends of the first heat exchanger and the second heat exchanger are propped against the side wall of the air duct cavity; the heat exchanger assembly and/or the water pan assembly may be pulled out under an external force.

In some embodiments, the system further comprises a fan assembly for driving the flow of fresh air and return air; a second guide rail is arranged on the inner wall of the air duct cavity; the fan assembly is abutted against the second guide rail so that the fan assembly can be pulled along the second guide rail.

In some embodiments, a fan assembly includes: the two ends of the mounting plate are abutted against the second guide rail; the exhaust fan is connected to the mounting plate and positioned in the return air duct; and the air feeder is connected to the mounting plate and positioned in the fresh air duct.

In some embodiments, the housing further comprises: the press cavity is positioned below the air duct cavity; the fresh air humidity regulator also comprises a compressor, and the compressor is positioned in the cavity of the compressor; tubing between the compressor and the heat exchanger assembly is connected with the nano nut through a quick connector.

In some embodiments, the housing further comprises: the press cavity is positioned below the air duct cavity; the fresh air humidity regulator also comprises a compressor, and the compressor is positioned in the cavity of the compressor; the bottom end of the compressor is connected with a fixed plate; the inside of the pressing cavity is provided with a track, and the fixing plate can slide along the track under the action of external force.

In some embodiments, the housing comprises: a case body having one side opened; and the access door is movably connected to the opening of the shell body so as to open or close the shell body.

Drawings

FIG. 1 illustrates a front view of a fresh air conditioner according to some embodiments;

FIG. 2 illustrates a perspective view of a fresh air conditioner omitting an access panel, according to some embodiments;

FIG. 3 illustrates a perspective view of a fresh air conditioner omitting an access door, according to some embodiments;

FIG. 4 illustrates a front view of a housing in a fresh air conditioner according to some embodiments;

FIG. 5 illustrates an exploded view of a housing in a fresh air conditioner according to some embodiments;

FIG. 6 illustrates a perspective view of a fresh air conditioner according to some embodiments;

FIG. 7 illustrates a schematic view of a wearing part extraction of a fresh air conditioner according to some embodiments;

FIG. 8 illustrates a schematic view of an access panel removal of a fresh air conditioner according to some embodiments;

FIG. 9 illustrates an exploded view of the module withdrawals of the fresh air conditioner according to some embodiments;

FIG. 10 illustrates an exploded view of a compressor extraction of a fresh air conditioner according to some embodiments;

FIG. 11 shows an enlarged view of FIG. 10 from the A direction;

FIG. 12 shows an enlarged view of FIG. 10 from C;

in the above figures: 1. a housing; 1a, a shell body; 1b, an access door; 1c, an outer frame; 1d, an air duct heat-insulating layer; 11. an air duct cavity; 12. a humidity treatment chamber; 12a, a first humidity treatment chamber; 12b, a second humidity treatment chamber; 13. an air return inlet; 14. an air return air outlet; 15. a fresh air inlet; 16. fresh air outlet; 17. a press cavity; 171. a track; 172. a maintenance plate; 18. an electrical cavity; 19. a fan cover; 21. a compressor; 211. a fixing plate; 22. a heat exchanger assembly; 23. a first heat exchanger; 24. a second heat exchanger; 25. a water pan assembly; 26. a water pump assembly; 27. a nano nut; 28. a quick connector; 3. a damper assembly; 31. an air inlet valve; 32. an air outlet valve; 41. a first wet film; 42. a second wet film; 5. a fan assembly; 51. a blower; 52. an exhaust fan; 53. a mounting plate; 6. a total heat core; 71. a primary filter screen; 72. HEPA filter screen; 8. an access panel; 81. an access opening; 811. a first access port; 812. a second access port; 813. a third access port; 814. a first access panel; 815. a second access panel; 816. a third access panel; 817. a fourth access panel; 91. a first guide rail; 92. a second guide rail; 101. an electrical box.

Detailed Description

For the purposes of making the objects and embodiments of the present utility model more apparent, an exemplary embodiment of the present utility model will be described in detail below with reference to the accompanying drawings in which exemplary embodiments of the present utility model are illustrated, it being apparent that the exemplary embodiments described are only some, but not all, of the embodiments of the present utility model.

In the description of the present utility model, it should be understood that the orientations or positional relationships indicated by the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., are based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present utility model and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present utility model.

The terms "first", "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first", "a second" or the like may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted", "connected" and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Hereinafter, embodiments according to the present utility model will be described in detail with reference to the accompanying drawings.

Referring to fig. 1 to 4, a fresh air conditioner according to an embodiment of the present utility model includes a housing 1.

The shell 1 is in a cuboid column shape and forms the overall appearance of the fresh air humidity regulator. In other embodiments, the housing 1 may be in other vertical shapes such as a cylinder, an elliptic cylinder, and the like. That is, the height direction dimension of the housing 1 is larger than the lateral direction dimension in the present utility model.

An air duct cavity 11 is formed in the shell 1, and the air duct cavity 11 comprises a return air duct and a fresh air duct. The return air duct is used for circulating indoor air, discharging the indoor air (also called return air) to the outside, the fresh air duct is used for circulating outdoor air, and sending the outdoor air (also called fresh air) to the inside, so that the fresh air function of indoor ventilation is realized.

The return air duct and the fresh air duct extend approximately vertically, that is to say, the return air and the fresh air flow approximately vertically in the fresh air damping machine, so that the cabinet design of the fresh air damping machine can be realized, and all components and the like in the air duct are vertically distributed.

Compared with the problem that the horizontal structural machine is inconvenient to install and maintain when being installed in a suspended ceiling in the prior art, the novel air conditioner adopts a cabinet structure, is installed and used in an open mode, does not need to be detached from the suspended ceiling and works aloft, and has the advantages of easiness in maintenance and safety.

Both the return air duct and the fresh air duct include a humidity treatment chamber 12. The humidity treatment chamber 12 includes a first humidity treatment chamber 12a and a second humidity treatment chamber 12b.

The upper end and the lower end of the humidity treatment cavity 12 are respectively provided with an air valve component 3, the air valve component 3 can have two states, and in the first state, the air valve component 3 communicates the first humidity treatment cavity 12a with a fresh air duct and communicates the second humidity treatment cavity 12b with a return air duct; in the second state, the air valve assembly 3 communicates the first humidity treatment chamber 12a with the return air duct and communicates the second humidity treatment chamber 12b with the fresh air duct. That is, the damper assembly 3 has an air duct switching function, and can switch between the air in the first humidity chamber 12a and the air in the second humidity chamber 12b. Fresh air flows into a room after the humidity of the humidity treatment cavity 12 is regulated, and return air is discharged outdoors after the humidity of the humidity treatment cavity 12 is regulated.

The upper and lower boundaries of the humidity treatment chamber 12 surrounded by the air valve assembly 3 are divided into a first humidity treatment chamber 12a and a second humidity treatment chamber 12b by a vertically extending partition part on the water receiving disc assembly.

The fresh air conditioner also includes a refrigerant system including a compressor 21, a four-way valve, a heat exchanger assembly 22, and an expansion valve. Wherein the heat exchanger assembly 22 comprises a first heat exchanger 23 and a second heat exchanger 24.

The first heat exchanger 23 is provided in the first humidity chamber 12a, and the second heat exchanger 24 is provided in the second humidity chamber 12b. The second heat exchanger 24 functions as a condenser when the first heat exchanger 23 functions as an evaporator; the second heat exchanger 24 functions as an evaporator when the first heat exchanger 23 functions as a condenser. The cooling and heating principle of the refrigerant system of the present utility model is the same as that of the air conditioning system, and will not be described in detail herein.

The fresh air conditioner further includes a first wet film 41 and a second wet film 42. The first wet film 41 is disposed in the first humidity chamber 12a, and the first wet film 41 is disposed on the air outlet side of the first heat exchanger 23, the second wet film 42 is disposed in the second humidity chamber 12b, and the second wet film 42 is disposed on the air outlet side of the second heat exchanger 24.

When the fresh air is dehumidified, the temperature of the fresh air is reduced through the evaporator, the carried moisture is adsorbed on the wet film to dehumidify the fresh air, the state of the air valve assembly 3 and the four-way valve is changed under certain conditions, the air channel is switched, the evaporator is changed into a condenser, the indoor return air is heated through the condenser, and then the moisture in the wet film is baked out and taken away; when the humidification is carried out, the principle is opposite, the indoor return air is cooled through the evaporator, the carried moisture is adsorbed on the wet film for storage, the air valve assembly 3 and the four-way valve are in a state of conversion under certain conditions, the air channel is switched, meanwhile, the evaporator is changed into the condenser, fresh air is heated through the condenser, and the moisture on the wet film is dried and sent to the indoor, so that the fresh air is humidified.

In terms of component composition, the housing 1 includes a housing body 1a and an access door 1b.

One side of the case body 1a is open, and for convenience of description, the open side of the case body 1a is defined as a front side. Specifically, the case body 1a includes a top plate forming a top configuration, a bottom plate forming a bottom configuration, a rear plate located between the top plate and the bottom plate, and two side plates located on both sides of the rear plate.

The access door 1b is rotatably coupled to the front side of the case body 1a so that the case body 1a can be opened or closed. When the access door 1b is in the open state, maintenance, replacement, and the like of components inside the case body 1a are facilitated.

The shell body 1a and the access door 1b are connected through an upper hinge and a lower hinge, the access door 1b is rotated and kept at a proper opening angle, and the interior can be overhauled.

In addition, the shell body 1a and the access door 1b are fastened by a buckle or magnetic attraction instead of the common screw fixation, and the access door 1b can be opened without tools such as a screwdriver, so that the operation is convenient.

In the present example, the right end of the access door 1b is hinged with the case body 1a, and the left end of the access door 1b is fastened with the case body 1a by snap.

In other embodiments, the housing 1 may be replaced with a front plate instead of the access door 1b, and at this time, the front plate (or the rear plate, the side plate, or the like) may be removed for maintenance and replacement operations.

Referring to fig. 5, in terms of construction materials, the housing 1 may include an outer frame 1c and a wind tunnel insulation layer 1d. The frame 1c can adopt sheet metal parts, the material of the air channel heat preservation layer 1d can be EPP air channel foam, the EPP air channel and the fresh air channel are formed through the shape of the air channel foam, the EPP material strength is high, the heat insulation effect is excellent, the air channel of the machine can be formed, and the guide rail of each part can be arranged to play a role in supporting and fixing.

Specifically, a return air inlet 13, a return air outlet 14, a fresh air inlet 15 and a fresh air outlet 16 are arranged on the shell 1. The return air inlet 13 and the return air outlet 14 are respectively communicated with a return air channel, and the fresh air inlet 15 and the fresh air outlet 16 are respectively communicated with a fresh air channel; simultaneously, the fresh air inlet 15 and the return air outlet 14 are communicated with the outside of a room, and the fresh air outlet 16 and the return air inlet 13 are communicated with the inside of the room. Thus, the indoor return air is discharged to the outside through the return air inlet 13, the return air duct and the return air outlet 14, and the outdoor fresh air is sent to the inside through the fresh air inlet 15, the fresh air duct and the fresh air outlet 16.

In some embodiments of the present utility model, the return air inlet 13, the return air outlet 14, the fresh air inlet 15, and the fresh air outlet 16 are all arranged at the top end of the casing 1.

The flow paths of return air and fresh air are generally "U" shaped. For example, the fresh air flows downwards from the fresh air inlet 15, flows upwards again, passes through the humidity treatment cavity 12, and continues to flow upwards to be sent indoors from the fresh air outlet 16; the return air flows downwards from the return air inlet 13 and then upwards, and after passing through the humidity treatment cavity 12, the return air continues to flow upwards and is discharged outdoors from the return air outlet 14.

In the practical application scene, the return air inlet 13 and the fresh air outlet 16 extend to the target room through the external air connecting pipe, and the return air outlet 14 and the fresh air inlet 15 extend to the outside through the external air connecting pipe.

In the utility model, the occupied space of the humidity regulator on the ground can be reduced by jacking all the air ports. Because, if the air port is provided with the side face and the outer air connecting pipe is added, the transverse size of the damping machine is necessarily increased, the transverse size of the damping machine is increased, and the occupied area is also increased.

Moreover, all overhead air inlets, the outer air connecting pipe can directly enter the suspended ceiling, the space occupied by the air pipe on the suspended ceiling is relatively small, the air pipe does not belong to vulnerable parts, and frequent maintenance is not needed.

With continued reference to fig. 2, the damper assembly 3 includes an inlet damper 31 and an outlet damper 32 according to an embodiment of the present utility model. The air inlet valve 31 is positioned at the lower end of the humidity processing chamber 12, and the air outlet valve 32 is positioned at the upper end of the humidity processing chamber 12. The fresh air selectively enters one of the first humidity treatment chamber 12a and the second humidity treatment chamber 12b through the air inlet valve 31 and then flows to the fresh air outlet 16 through the air outlet valve 32; the return air selectively enters the other of the first humidity-treating chamber 12a and the second humidity-treating chamber 12b through the air inlet valve 31 and then flows to the return air outlet 14 through the air outlet valve 32.

In accordance with an embodiment of the present utility model, and in conjunction with FIG. 9, the fresh air conditioner further includes a fan assembly 5 for driving the air flow. The blower assembly 5 includes a blower 51 and an exhaust fan 52. Wherein the blower 51 is disposed in the fresh air duct corresponding to the fresh air outlet 16, and the exhaust fan 52 is disposed in the return air duct corresponding to the return air outlet 14. When the machine is in operation, the blower 51 and the exhaust fan 52 are activated to drive the flow of return air and fresh air.

The fan assembly 5 is located above the air outlet valve 32, so that the heat exchanger assembly 22, the wet film, the air valve assembly 3 and the fan assembly 5 are vertically distributed, and the fresh air humidity regulator is compact in transverse size and occupies a smaller area.

In some embodiments of the present utility model, the fresh air conditioner further includes a total heat core 6, the total heat core 6 being located on the air intake side of the humidity treatment chamber 12. After exchanging heat at the total heat core 6, the indoor return air and the outdoor fresh air flow to the humidity treatment chamber 12. The energy of indoor return air can be recovered through the total heat core body 2, and the energy-saving effect is achieved.

According to the embodiment of the utility model, the total heat core 6 is positioned at the bottom end of the air duct cavity 11, fresh air flows downwards from the fresh air inlet 15, exchanges heat with return air at the total heat core 6, flows upwards again, and continues to flow upwards to be sent indoors from the fresh air outlet 16 after passing through the humidity treatment cavity 12; the return air flows downwards from the return air inlet 13, exchanges heat at the total heat core 6, flows upwards again, passes through the humidity treatment cavity 12, and continues to flow upwards and is discharged outdoors from the return air outlet 14.

In the air duct cavity 11, the total heat core 6, the air inlet valve 31, the humidity treatment cavity 12, the air outlet valve 32 and the fan assembly 5 are arranged from bottom to top.

In an embodiment of the present utility model, referring to fig. 6 to 8, the fresh air conditioner further includes a plurality of filter screens respectively disposed in the fresh air duct and the return air duct, and the filter screens are disposed on the air inlet side of the total heat core 6, and stated another way, the total heat core 6 is disposed between the filter screens and the heat exchanger assembly with reference to the air flowing direction, so that the air is filtered by the filter screens and then passes through the total heat core 6, the heat exchanger assembly, and the like, and the blockage of the total heat core 6 and the heat exchanger assembly 22 by impurities and the like can be avoided.

The filter screen may include a primary filter screen 71, where the primary filter screen 71 is disposed at the fresh air inlet 15 and the return air inlet 13, respectively, for performing primary filtration on the fresh air and the return air.

The filter screen may comprise a HEPA filter screen for filtering particulate dust, suspended matter and the like. HEPA filter screens can be arranged at the return air windward end and the fresh air windward end of the total heat core 6.

The full-heat core 6 is in a cuboid shape, wherein two opposite vertexes are vertically arranged, and a pair of side faces are arranged in the front-back direction. HEPA screens are located at the two lower sides of the total heat core 6.

In other embodiments, the screen may be provided in other forms.

Parts such as a wet film, a filter screen, a total heat core body and the like in the fresh air humidity regulator need to be replaced or cleaned in daily use, and the parts are called vulnerable parts for descriptive convenience.

In some embodiments of the present utility model, an access panel 8 is attached to the housing 1, and the access panel 8 may be located at an open end, i.e., a front port, of the housing body 1a. After the access door 1b is opened, the access panel 8 is exposed, and the access panel 8 can isolate parts inside the machine from the external environment, so that adverse effects of the external environment on parts inside the machine when the access door 1b is opened are avoided.

Be equipped with access hole 81 on access panel 8, access hole 81 corresponds the wearing part setting, and wearing part can pass from access hole 81, so, when needing to overhaul or wash, can follow access hole 81 department and draw out wearing part, after overhaul or wash with wearing part follow access hole 81 again and push in.

The inside of the air channel cavity 11 is provided with a guide rail protruding towards the center for supporting the vulnerable part so as to facilitate the drawing and moving of the vulnerable part.

According to the utility model, the overhaul holes 81 are formed in the overhaul plate 8, so that the easy-to-wear parts can be conveniently pulled for overhaul, and the screws and the overhaul plate 8 are not required to be disassembled, so that the operation convenience is greatly improved.

According to an embodiment of the utility model, the access panel 8 is located at the rear side of the access door 1b, and after opening the access door 1b, the wearing parts can be operated from the access opening 81.

Specifically, access ports 81 include a first access port 811 corresponding to primary screen 71, a second access port 812 corresponding to wet film, and a third access port 813 corresponding to full hot core 6 and HEPA screen.

The access panel 8 may be a one-piece panel or the access panel 8 may be comprised of a plurality of panels.

The access panel 8 includes a first access panel 814, a second access panel 815, and a third access panel 816, which are sequentially arranged from top to bottom.

The first access panel 814 corresponds to the front side of the fan assembly 5, the second access panel 815 corresponds to the front side of the humidity chamber 12, and the third access panel 816 corresponds to the front side of the total heat core 6, so that when one or two of the fan assembly 5, the heat exchanger assembly 22, or the total heat core 6 need to be overhauled, only the access panel corresponding to the part to be overhauled is needed to be disassembled, thereby improving the convenience of operation.

The first access hole 811 is provided on a first access panel 814, the second access hole 812 is provided on a second access panel 815, and the third access hole 813 is provided on a third access panel 816.

In addition, the access panel 8 further comprises a fourth access panel 817, the fourth access panel 817 being arranged in correspondence of the press cavity 17 and the electric appliance cavity 18. Removal of the fourth access panel 817 provides access to components within the press cavity 17 and the appliance cavity 18.

In some embodiments of the present utility model, the components installed in the housing 1 are designed in a modularized manner, and each module is operated during maintenance, so that the maintenance convenience is improved.

The components of the heat exchanger assembly 22, the air inlet valve 31, the air outlet valve 32, the fan assembly 5 and the like are installed in the air duct cavity 11 in a rack-mounted mode, and extraction and maintenance can be carried out on each component.

The inner wall of the air flue heat-insulating layer 1d is provided with a guide rail for supporting each component, and each component can be pulled along the guide rail.

According to an embodiment of the present utility model, referring to fig. 5 and 9, a first guide rail 91 is formed on an inner wall of the air duct insulation layer 1d, a lower end of the air valve assembly 3 is abutted against the first guide rail 91, and the air valve assembly 3 can be pulled along the first guide rail 91 by an external force.

Specifically, the first guide rail 91 has two sets, one set for supporting the air inlet valve 31 and the other set for supporting the air outlet valve 32.

The air inlet valve 31 and the air outlet valve 32 are both cuboid and are of an integral structure, and can be pulled in a modularized mode.

In accordance with an embodiment of the present utility model, and in conjunction with fig. 2 and 9, the fresh air conditioner includes a water tray assembly 25 for collecting condensed water generated by the first heat exchanger 23 and the second heat exchanger 24.

The water pan assembly 25 is located at the upper end of the air inlet valve 31. The lower ends of the first heat exchanger 23 and the second heat exchanger 24 are propped against the water receiving disc assembly 25, and the upper ends of the first heat exchanger 23 and the second heat exchanger 24 are propped against the side wall of the air duct cavity 11.

During maintenance, the first heat exchanger 23 and the second heat exchanger 24 can be pulled out according to actual working conditions, or the first heat exchanger 23, the second heat exchanger 24 and the water receiving disc assembly 25 can be pulled out together.

According to an embodiment of the present utility model, referring to fig. 9 to 11, a second guide rail 92 is formed on the inner wall of the housing 1. The fan assembly 5 abuts against the second rail 92 so that the fan assembly 5 can be pulled along the second rail 92.

Specifically, the fresh air outlet 16 and the return air outlet 14 are disposed adjacent to each other. In the present example, the fresh air outlet 16 and the return air outlet 14 are arranged at the rear side, and the fresh air inlet 15 and the return air inlet 13 are arranged at the front side. Thus, both the blower 51 and the exhaust fan 52 are located near the rear side of the housing 1.

The housing 1 further includes a fan cover 19, and the fan cover 19 is provided to cover the blower 51 and the exhaust fan 52 from the front. And the fan cover 19 and the air channel heat-insulating layer 1d are surrounded to form the upper part of the air channel cavity.

The material of the fan cover 19 may be the same as that of the air duct insulation layer 1d.

A detachable connection, such as a screw connection, is used between the fan housing 19 and the duct insulation 1d. The fan guard 19 is removed for repair or maintenance or the like at the fan assembly 5.

The upper part of the air duct is convenient to maintain and operate in a structural mode, and the operation efficiency is improved.

Specifically, the fan assembly 5 further includes a mounting plate 53, both ends of the mounting plate 53 are abutted on the second guide rail 92, and the exhaust fan 52 and the blower 51 are connected to the mounting plate 53.

The mounting plate 53 has a substantially inverted "V" shape, and the exhaust fan 52 and the blower 51 are mounted on inclined walls of the mounting plate 53, respectively.

The exhaust fan 52 and the blower 51 are connected into a whole module through the mounting plate 53, and the blower assembly 5 can be pulled out by removing the blower cover 19.

In some embodiments of the present utility model, referring to fig. 12, a press chamber 17 is further formed in the housing 1, the press chamber 17 is located below the air duct chamber 11, and a compressor 21, a four-way valve, an expansion valve, etc. may be provided in the press chamber 17.

A fixed plate 211 is connected to the bottom end of the compressor 21; the rail 171 is disposed in the press cavity 17, and the fixing plate 211 can slide along the rail 171 under the action of external force, so that the compressor 21 can be drawn out, and the maintenance and replacement of the compressor 21 are facilitated.

In some embodiments of the present utility model, the tubing between the compressor 21 and the heat exchanger assembly 22 is connected by a quick connector 28 and a nano-nut 27, rather than welded. Thus, the separation and connection of the piping between the compressor 21 and the heat exchanger assembly 22 can be accomplished without the need for a welding process when servicing the compressor or heat exchanger assembly 22.

In some embodiments of the present utility model, referring to fig. 9, a water pump assembly 26 on the drip pan assembly 25 extends downwardly into the press cavity 17 through a drain.

The sides of the press chamber 17 have removable retainer plates 172. The service plate 172 is removed and the water pump assembly 26 is withdrawn from the side of the press cavity 17 for maintenance.

In some embodiments of the utility model, referring to fig. 4 and 9, the housing 1 is further formed with an electrical cavity 18, the electrical cavity 18 and the press cavity 17 being arranged laterally side by side.

The electrical box 101 is installed in the electrical cavity 18, and the electrical box 101 is designed into an integral module, so that the electrical box 101 can be conveniently pulled out integrally for maintenance.

The first conception of the utility model is that the new wind damping machine of the utility model is designed in a cabinet structure: the fresh air duct and the return air duct vertically extend, and the heat exchanger component, the air valve component, the wet film and other components are vertically distributed in the air duct.

According to the second conception of the utility model, the maintenance board is arranged on the side surface of the air duct, and is provided with the maintenance holes corresponding to all the vulnerable parts, when maintenance or cleaning is needed, the vulnerable parts can be pulled out from the maintenance holes 81, and after maintenance or cleaning, the vulnerable parts are pushed in from the maintenance holes 81, so that the operation is convenient.

According to the third conception of the utility model, the heat exchanger component, the water pan component, the air valve component, the fan component and the like are in modularized design, and each module can be pulled out for maintenance by being supported and fixed by the guide rail on the inner wall of the air duct cavity 11.

According to the fourth conception of the utility model, the compressor is supported on the track of the compressor cavity, and can slide out along the track, so that the compressor is convenient to maintain and replace.

In the fifth concept of the present utility model, the pipe between the compressor and the heat exchanger assembly is connected with the nano nut through the quick connector, and the separation and connection of the pipe between the compressor and the heat exchanger assembly can be realized without a welding process during maintenance.

The sixth concept of the utility model, the water pump assembly can be withdrawn from the side of the press cavity for maintenance.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present utility model, and not for limiting the same; although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some or all of the technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the utility model.

The foregoing description, for purposes of explanation, has been presented in conjunction with specific embodiments. However, the illustrative discussions above are not intended to be exhaustive or to limit the embodiments to the precise forms disclosed above. Many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles and the practical application, to thereby enable others skilled in the art to best utilize the embodiments and various embodiments with various modifications as are suited to the particular use contemplated.

Claims (10)

1. A fresh air conditioner, comprising:

the shell comprises an air duct cavity, wherein a fresh air duct and a return air duct which extend approximately vertically are formed in the air duct cavity, the fresh air duct and the return air duct are respectively provided with a humidity treatment cavity, and the humidity treatment cavities comprise a first humidity treatment cavity and a second humidity treatment cavity;

the air valve assemblies are arranged at two vertical ends of the humidity treatment cavity and are used for switching air in the first humidity treatment cavity and air in the second humidity treatment cavity;

the heat exchanger assembly comprises a first heat exchanger and a second heat exchanger, the first heat exchanger is arranged in the first humidity treatment cavity, and the second heat exchanger is arranged in the second humidity treatment cavity;

the first wet film is arranged in the first humidity treatment cavity and is positioned on the air outlet side of the first heat exchanger;

and the second wet film is arranged in the second humidity treatment cavity and is positioned on the air outlet side of the second heat exchanger.

2. The fresh air conditioner of claim 1, further comprising:

the filter screens are respectively arranged in the fresh air duct and the return air duct;

the full-heat core body is arranged between the filter screen and the heat exchanger component by taking the flowing direction of air as a reference;

after the return air and the fresh air are filtered by the filter screen, heat is exchanged at the total heat core body and then flows to the humidity treatment cavity.

3. The fresh air conditioner of claim 2, wherein the first wet film, the second wet film, the total heat core, and/or the filter screen are frangible members;

the shell is connected with an access board, a plurality of access holes are formed in the access board, and the access holes correspond to the wearing parts respectively and can be used for the wearing parts to pass through, so that the wearing parts can be pulled out from the access holes.

4. The fresh air damping machine according to claim 1, wherein a first guide rail is arranged on the inner wall of the air duct cavity;

the lower end of the air valve assembly is abutted against the first guide rail, so that the air valve assembly can be pulled along the first guide rail.

5. The fresh air conditioner of claim 1, wherein the damper assembly comprises an inlet damper and an outlet damper;

the fresh air humidity conditioner further comprises:

the water receiving disc assembly is positioned on the upper side of the air inlet valve;

the lower ends of the first heat exchanger and the second heat exchanger are propped against the water receiving disc assembly, and the upper ends of the first heat exchanger and the second heat exchanger are propped against the side wall of the air duct cavity;

the heat exchanger assembly and/or the water pan assembly may be drawn under an external force.

6. The fresh air conditioner of claim 1, further comprising a fan assembly for driving the flow of fresh air and return air;

a second guide rail is arranged on the inner wall of the shell;

the fan assembly is abutted against the second guide rail, so that the fan assembly can be pulled along the second guide rail.

7. The fresh air conditioner of claim 6, wherein the fan assembly comprises:

the two ends of the mounting plate are abutted against the second guide rail;

the exhaust fan is connected to the mounting plate and positioned in the return air duct; and

the air feeder is connected to the mounting plate and is positioned in the fresh air duct.

8. The fresh air conditioner of claim 1, wherein the housing further comprises:

the press cavity is positioned below the air duct cavity;

the fresh air humidity regulator further comprises a compressor, and the compressor is positioned in the compressor cavity;

the tubing between the compressor and the heat exchanger assembly is connected with the nano nut through a quick connector.

9. The fresh air conditioner of claim 1, wherein the housing further comprises:

the press cavity is positioned below the air duct cavity;

the fresh air humidity regulator further comprises a compressor, and the compressor is positioned in the compressor cavity;

the bottom end of the compressor is connected with a fixed plate; the press cavity is internally provided with a rail, and the fixing plate can slide along the rail under the action of external force.

10. The fresh air conditioner of claim 1, wherein the housing comprises:

a case body having one side opened;

and the access door is movably connected to the opening part of the shell body so as to open or close the shell body.