Air conditioning duct housing and mobile air conditioning

Abstract

The present application provides an air-conditioning duct housing and a mobile air-conditioner, wherein the air-conditioning duct housing comprises a lower air-duct shell and an upper air-duct shell, wherein an air outlet passage communicating with the outside is formed between the two, wherein a snap-fit ​​structure for detachable snap-fit ​​is arranged between the lower air-duct shell and the upper air-duct shell. When in use, after the air-conditioning impeller is loaded on the lower air-duct shell, the upper air-duct shell is arranged on the lower air-duct shell, and the upper air-duct shell is detachably snap-fitted to the lower air-duct shell through the snap-fit ​​structure, and cold air is discharged from the air outlet passage under the action of the air-conditioning impeller. The air-conditioning duct housing of the present application has a simple structure, and the lower air-duct shell and the upper air-duct shell are arranged as a snap-fit ​​structure that is easy to disassemble, thereby reducing the difficulty of installation and disassembly, and has the advantage of convenient assembly and disassembly. The air-conditioning duct housing is reasonably designed and has strong applicability. It has a good application prospect when used inside a compact Mini air-conditioner.

Description

Technical Field

[0001] The present application belongs to the technical field of mobile air-conditioning equipment, and specifically relates to an air-conditioning duct housing and a mobile air-conditioning device. Background Art

[0002] With the continuous innovation of air conditioning technology, mobile air conditioners have been widely popularized in Europe and the United States due to their features of no wall installation and easy mobility. Due to the small size and compact internal space of mobile air conditioners, the existing air conditioning duct housings for mobile air conditioners are difficult to install and disassemble, and have problems such as complex structure, unreasonable design, and poor applicability. Therefore, it is urgent to modify the existing air conditioning duct housing structure. Summary of the invention

[0003] In order to solve the above technical problems, the present application provides an air conditioning duct housing.

[0004] In order to solve the above technical problems, this application adopts the following technical solutions:

[0005] The air conditioning duct shell includes a down duct shell and an up duct shell arranged on the upper side of the down duct shell, a snap structure for detachable snap connection is provided between the down duct shell and the up duct shell, and an air outlet channel connected to the outside is formed between the down duct shell and the up duct shell.

[0006] As described above, in the air-conditioning duct housing, the snap-fit ​​structure includes a snap-fit ​​sleeve arranged on the outer wall of one of the lower duct shell and the upper duct shell, and an elastic snap-fit ​​column correspondingly arranged on the outer wall of the other and coaxially arranged with the snap-fit ​​sleeve, wherein the elastic snap-fit ​​column can be elastically sleeved in the snap-fit ​​sleeve and snap-fitted and fixed thereto.

[0007] As described above, the air-conditioning duct housing, the elastic snap-fit ​​column includes a fixing seat connected to the outer wall of one of the lower duct shell and the upper duct shell, and an elastic arc buckle and a sleeve arc piece which are spaced apart on the fixing seat and extend and protrude toward the snap-fit ​​sleeve direction. The elastic arc buckle and the sleeve arc piece are both arc-shaped and can fit tightly with the inner wall of the snap-fit ​​sleeve, and the elastic arc buckle can be snap-fitted with the snap-fit ​​sleeve and can be elastically displaced in the direction close to the lower duct shell or the upper duct shell to release the snap-fit ​​with the snap-fit ​​sleeve.

[0008] As described above, the air conditioning duct shell, the snap structure includes a first snap and a second snap, which are spaced apart on the outer wall of one of the lower duct shell and the upper duct shell, and a first slot corresponding to the other outer wall and forming a snap fit with the first snap, and a second slot that can form a snap fit with the second snap, the first snap and the second snap are arranged back to back and can be elastically displaced in a direction approaching each other to release the snap fit with the first slot and the second slot, respectively.

[0009] The air conditioning duct housing as described above, the downwind duct housing comprises a downwind duct left plate located on the left side, a downwind duct right plate located on the right side, a downwind duct rear plate respectively connected to the rear ends of the downwind duct left plate and the rear ends of the downwind duct right plate and inclined downwardly and forwardly, and a downwind duct top plate respectively connected to the upper ends of the downwind duct left plate and the upper ends of the downwind duct right plate and spaced apart from the downwind duct rear plate;

[0010] The upper air duct shell includes an upper air duct left plate located on the left side and connected to the lower air duct left plate, an upper air duct right plate located on the right side and connected to the lower air duct right plate, and an upper air duct top plate respectively connected to the upper ends of the upper air duct left plate and the upper ends of the upper air duct right plate, and the rear portion of the upper air duct top plate is bent downward and rearward and connected to the lower air duct rear plate;

[0011] The upper air duct left plate, the upper air duct top plate, the upper air duct right plate and the lower air duct top plate together form the air outlet channel.

[0012] As described above, in the air-conditioning duct housing, a waterproof structure for waterproofing is provided between the upper duct top plate and the lower duct rear plate, and the waterproof structure includes a waterproof groove which is provided on the front side of the upper end of the lower duct rear plate and is recessed downward, a waterproof edge which is provided on the front side of the lower end of the upper duct top plate and protrudes downward and can be inserted into the waterproof groove, and a limiting protrusion which is provided on the rear end of the upper duct top plate and extends downward to the lower duct rear plate.

[0013] The air conditioning duct housing as described above, the air conditioning duct housing also includes a left swing leaf and a right swing leaf arranged on the air outlet channel, the left swing leaf and the right swing leaf are respectively hinged to the lower air duct top plate and the upper air duct top plate, and the left swing leaf and the right swing leaf are meshed with each other, and by adjusting the angle of one of the left swing leaf and the right swing leaf relative to the air outlet channel, the angle of the other relative to the air outlet channel can be adjusted accordingly.

[0014] The air conditioning duct housing as described above further comprises a locking mechanism, wherein the locking mechanism comprises a positioning boss protruding outwardly from the end surface of one of the lower duct shell and the upper duct shell, a corresponding positioning groove recessed inwardly from the end surface of the other end surface, and a fastener for locking the positioning boss in the positioning groove.

[0015] A mobile air conditioner comprises the air conditioning duct housing mentioned above.

[0016] The mobile air conditioner as described above further includes a lower shell, a mounting structure is provided between the lower air duct shell and the lower shell, the mounting structure includes a mounting boss extending downward from the lower air duct shell, a mounting boss protruding upward from the lower shell and corresponding to the mounting boss, and a fastener for locking the mounting boss on the mounting boss.

[0017] Compared with the prior art, the present invention has the following beneficial effects:

[0018] The present application provides an air-conditioning duct shell, comprising a lower air-duct shell and an upper air-duct shell, wherein an air outlet passage communicating with the outside is formed between the two, wherein a snap-fit ​​structure for detachable snap-fit ​​is arranged between the lower air-duct shell and the upper air-duct shell. When in use, after the air-conditioning fan wheel is loaded on the lower air-duct shell, the upper air-duct shell is arranged on the lower air-duct shell, and the upper air-duct shell is detachably snap-fitted to the lower air-duct shell through the snap-fit ​​structure, and cold air is discharged from the air outlet passage under the action of the air-conditioning fan wheel. The air-conditioning duct shell of the present application has a simple structure, and the lower air-duct shell and the upper air-duct shell are arranged as a snap-fit ​​structure for easy disassembly, which reduces the difficulty of installation and disassembly, and has the advantage of convenient assembly and disassembly.

[0019] The present application provides a mobile air conditioner, which is provided with an air conditioning duct shell. The air conditioning duct shell of the present application has a simple structure, and the lower air duct shell and the upper air duct shell are arranged as a snap-on structure for easy disassembly, which reduces the difficulty of installation and disassembly, and has the advantages of convenient assembly and disassembly. The air conditioning duct shell is reasonably designed and has strong applicability. It has a good application prospect when used in the interior of a compact Mini air conditioner. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings required for describing the embodiments are briefly introduced below.

[0021] Figure 1 It is a three-dimensional schematic diagram of the air conditioning duct housing in the embodiment of the present application.

[0022] Figure 2 It is a three-dimensional schematic diagram of the air-conditioning duct housing from another perspective in the embodiment of the present application.

[0023] Figure 3 It is a three-dimensional schematic diagram of the lower air duct shell 6 in the embodiment of the present application.

[0024] Figure 4 It is a three-dimensional schematic diagram of the upper air duct shell 7 in the embodiment of the present application.

[0025] Figure 5It is a three-dimensional schematic diagram of the lower air duct shell 6 from another perspective in the embodiment of the present application.

[0026] Figure 6 It is a three-dimensional schematic diagram of the upper air duct shell 7 from another perspective in the embodiment of the present application.

[0027] Figure 7 It is a schematic diagram of the decomposition of the left swing page 101 and the right swing page in the embodiment of the present application.

[0028] Figure 8 It is a three-dimensional schematic diagram of the air conditioning duct housing and the lower housing 1 in the embodiment of the present application.

[0029] Fig. 9 It is a schematic diagram of the front view structure of the air conditioning duct housing and the lower housing 1 in the embodiment of the present application.

[0030] Fig.10 yes Fig. 9 Schematic diagram of the cross-sectional structure along the AA direction.

[0031] Fig.11 yes Fig.10 Enlarged schematic diagram of part F.

[0032] Fig.12 yes Fig.10 Enlarged schematic diagram of part G in the middle. DETAILED DESCRIPTION

[0033] like Figure 1-12 As shown, the air conditioning duct shell includes a down duct shell 6 and an up duct shell 7 arranged on the upper side of the down duct shell 6, a snap structure 8 for detachable snap connection is provided between the down duct shell 6 and the up duct shell 7, and an air outlet channel 10 connected to the outside is formed between the down duct shell 6 and the up duct shell 7.

[0034] The present application provides an air-conditioning duct shell, comprising a lower air-duct shell and an upper air-duct shell, wherein an air outlet passage communicating with the outside is formed between the two, wherein a snap-fit ​​structure for detachable snap-fit ​​is arranged between the lower air-duct shell and the upper air-duct shell. When in use, after the air-conditioning fan wheel is loaded on the lower air-duct shell, the upper air-duct shell is arranged on the lower air-duct shell, and the upper air-duct shell is detachably snap-fitted to the lower air-duct shell through the snap-fit ​​structure, and cold air is discharged from the air outlet passage under the action of the air-conditioning fan wheel. The air-conditioning duct shell of the present application has a simple structure, and the lower air-duct shell and the upper air-duct shell are arranged as a snap-fit ​​structure for easy disassembly, which reduces the difficulty of installation and disassembly, and has the advantage of convenient assembly and disassembly.

[0035] As described above, the air-conditioning duct housing, the snap-fit ​​structure 8 includes a snap-fit ​​sleeve 81 provided on the outer wall of one of the lower duct housing 6 and the upper duct housing 7, and an elastic snap-fit ​​column 82 correspondingly provided on the outer wall of the other and coaxially arranged with the snap-fit ​​sleeve 81, the elastic snap-fit ​​column 82 can be elastically sleeved in the snap-fit ​​sleeve 81 and snap-fitted therewith. Compared with conventional sheet-shaped snap-fits, the snap-fit ​​sleeve 81 of the present application is a tubular structure, the elastic snap-fit ​​column can be elastically deformed and then extend into the snap-fit ​​sleeve to form a stable snap-fit ​​structure between the two, the elastic snap-fit ​​column can be sleeved in the snap-fit ​​sleeve and fit with the inner wall of the snap-fit ​​sleeve, the elastic snap-fit ​​column 82 is not easy to deform, and the installation strength is improved.

[0036] Furthermore, the elastic snap-fit ​​column 82 includes a fixing seat 821 connected to the outer wall of one of the lower air duct shell 6 and the upper air duct shell 7, and an elastic arc buckle 822 and a sleeve arc piece 823 which are spaced apart on the fixing seat 821 and extend and protrude toward the snap-fit ​​sleeve 81. The elastic arc buckle 822 and the sleeve arc piece 823 are both arc-shaped and can fit tightly with the inner wall of the snap-fit ​​sleeve 81, and the elastic arc buckle 822 can be snap-fitted with the snap-fit ​​sleeve 81 and can be elastically displaced in a direction close to the lower air duct shell 6 or the upper air duct shell 7 to release the snap-fit ​​with the snap-fit ​​sleeve 81. The elastic arc buckle 822 of the present application is arranged at a position away from the lower air duct shell 6 or the upper air duct shell 7. Its purpose is to facilitate people to press the elastic arc buckle 822, and elastically displace it in the direction close to the lower air duct shell 6 or the upper air duct shell 7 to release the clamping fit with the clamping sleeve 81, thereby reducing the difficulty of disassembly. In addition, the elastic arc buckle 822 and the sleeve arc piece of the present application can fit with the inner wall of the clamping sleeve 81 to improve the clamping effect and avoid detachment. The purpose of the interval arrangement of the elastic arc buckle 822 and the sleeve arc piece is that the elastic arc buckle can be elastically deformed to approach the sleeve arc piece to detach from the clamping sleeve.

[0037] Further, the buckle structure 8 includes a first buckle 83 and a second buckle 84 arranged at intervals on the outer wall of one of the lower air duct shell 6 and the upper air duct shell 7, and a first bayonet 85 correspondingly arranged on the outer wall of the other and forming a bayonet fit with the first buckle 83, and a second bayonet 86 that can form a bayonet fit with the second buckle 84. The first buckle 83 and the second buckle 84 are arranged opposite to each other and can be elastically displaced in a direction close to each other to respectively release the bayonet fit with the first bayonet 85 and the second bayonet 86. The purpose of this design is that a person can press the first buckle 83 and the second buckle 84 at the same time with one hand, and elastically displace in a direction close to each other to respectively release the bayonet fit with the first bayonet 85 and the second bayonet 86, which has the characteristic of simple disassembly.

[0038] Furthermore, the down duct shell 6 includes a down duct left plate 61 located on the left side, a down duct right plate 62 located on the right side, a down duct rear plate 63 respectively connected to the rear ends of the down duct left plate 61 and the rear ends of the down duct right plate 62 and inclined downwardly and frontwardly, and a down duct top plate 64 respectively connected to the upper ends of the down duct left plate 61 and the upper ends of the down duct right plate 62 and spaced apart from the down duct rear plate 63; the down duct rear plate of the present application is arranged to be inclined downwardly and frontwardly. The purpose of this design is to allow condensed water to slide down along the inclined inner wall of the down duct rear plate and then gather on the lower shell body to drain the condensed water to prevent the condensed water from gathering to form water droplets and then dripping.

[0039] The upper air duct shell 7 includes an upper air duct left plate 71 located on the left side and connected to the lower air duct left plate 61, an upper air duct right plate 72 located on the right side and connected to the lower air duct right plate 62, and an upper air duct top plate 73 respectively connected to the upper ends of the upper air duct left plate 71 and the upper ends of the upper air duct right plate 72, and the rear portion of the upper air duct top plate 73 is bent downward and rearward and connected to the lower air duct rear plate 63; the rear portion of the upper air duct top plate 73 of the present application is designed to be bent downward and rearward, and its function is to cooperate with the air-conditioning wind wheel to form a wind guiding effect. When the air-conditioning wind wheel rotates, the cold air delivered by the air-conditioning wind wheel is guided to the air outlet channel.

[0040] The upper air duct left plate 71 , the upper air duct top plate 73 , the upper air duct right plate 72 and the lower air duct top plate 64 together form the air outlet channel 10 .

[0041] Furthermore, a waterproof structure for waterproofing is provided between the upper air duct top plate 73 and the lower air duct rear plate 63, and the waterproof structure includes a waterproof groove 631 which is provided on the front side of the upper end face of the lower air duct rear plate 63 and is recessed downward, a waterproof edge 731 which is provided on the front side of the lower end face of the upper air duct top plate 73 and protrudes downward and can be adapted to be inserted into the waterproof groove 631, and a limiting pressure block 732 which is provided at the rear end of the upper air duct top plate 73 and extends downward to the lower air duct rear plate 63. Since the mobile air conditioner will produce condensed water after cooling, a waterproof structure is provided to prevent condensed water or water flow into the air conditioner. The lower end surface of the upper air duct top plate of the present application is provided with a waterproof edge 731, and the upper end surface of the lower air duct rear plate is provided with a downwardly recessed waterproof groove 631, and the rear end of the upper air duct top plate 73 extends downward to the limiting pressure block 732 of the lower air duct rear plate 63. The upper air duct top plate 73 can be pressed against the lower air duct rear plate 63 by the limiting pressure block 732 to avoid a gap between the waterproof groove 631 and the waterproof edge 731. When in use, the upper air duct top plate is inserted downward into the lower air duct rear plate, and the waterproof groove 631 is sealed by the limiting pressure block and the waterproof edge 731, thereby improving the sealing effect, achieving a waterproof effect, and protecting the internal parts of the air conditioner. The design is reasonable and the applicability is strong.

[0042] Furthermore, the air conditioning duct housing also includes a left swing leaf 101 and a right swing leaf 102 arranged on the air outlet channel 10, and the left swing leaf 101 and the right swing leaf 102 are respectively hinged to the lower air duct top plate 64 and the upper air duct top plate 73, and the left swing leaf 101 and the right swing leaf 102 are meshed with each other, and by adjusting the angle of one of the left swing leaf 101 and the right swing leaf 102 relative to the air outlet channel 10, the angle of the other relative to the air outlet channel 10 can be adjusted accordingly. The lower air duct top plate 64 of the present application is provided with a left hinge shaft 641 protruding upward, the upper air duct top plate 73 is provided with a left swing leaf mounting hole 733, the upper end of the left swing leaf 101 is provided with a left clamping cylinder 1012 for plugging into the left swing leaf mounting hole 733, the bottom of the left swing leaf 101 is provided with a left swing leaf tooth 1013, and the bottom of the left swing leaf tooth 1013 is provided with a left swing leaf hinge hole 1011 for sleeved on the left hinge shaft 641. When in use, the left swing leaf hinge hole 1011 at the lower end of the left swing leaf tooth 1013 is sleeved on the left hinge shaft 641, and the upper left clamping cylinder 1012 is clamped on the left swing leaf mounting hole 733. The lower air duct top plate 64 of the present application is provided with a right hinge shaft 642 protruding upward, the upper air duct top plate 73 is provided with a right swing leaf mounting hole 734, the upper end of the right swing leaf 102 is provided with a right clamping cylinder 1012 for plugging into the right swing leaf mounting hole 734, the bottom of the right swing leaf 102 is provided with a right-left swing leaf tooth 1023 capable of meshing with the left swing leaf tooth 1013, and the bottom of the right swing leaf tooth 1023 is provided with a right swing leaf hinge hole 1021 for sleeved on the right hinge shaft 642. When in use, the right swing leaf hinge hole 1021 at the lower end of the right swing leaf tooth 1023 is sleeved on the right hinge shaft 642, and the upper right clamping cylinder 1012 is clamped on the right swing leaf mounting hole 734. By adjusting the angle of one of the left swing leaf 101 and the right swing leaf 102 relative to the air outlet passage 10 , the angle of the other swing leaf 102 relative to the air outlet passage 10 can be correspondingly adjusted to adjust the air blowing direction of the air conditioner.

[0043] Furthermore, the air conditioning duct housing further includes a locking mechanism 9, which includes a positioning boss 91 provided on the side wall of one of the lower duct housing 6 and the upper duct housing 7, a positioning sleeve 92 correspondingly provided on the other side wall and sleeved with the positioning boss 91, and a fastener for locking the positioning boss 91 to the positioning sleeve 92. This design is used to position first and then lock, thereby improving the installation effect.

[0044] A mobile air conditioner, comprising the above-mentioned air conditioning duct housing. The present application provides a mobile air conditioner, the air conditioner is provided with an air conditioning duct housing, the air conditioning duct housing comprises a lower air duct housing and an upper air duct housing, an air outlet passage connected to the outside is formed between the two, wherein a snap-on structure for detachable snap connection is provided between the lower air duct housing and the upper air duct housing, when in use, after the air conditioning impeller is loaded on the lower air duct housing, the upper air duct housing is arranged on the lower air duct housing, and the upper air duct housing is detachably snap-on to the lower air duct housing through the snap-on structure, and cold air is discharged from the air outlet passage under the action of the air conditioning impeller, the air conditioning duct housing of the present application has a simple structure, the lower air duct housing and the upper air duct housing are arranged as a snap-on structure that is easy to disassemble, which reduces the difficulty of installation and disassembly, and has the advantage of convenient assembly and disassembly.

[0045] Furthermore, the mobile air conditioner further comprises a lower housing 1, and a mounting structure is provided between the lower air duct housing 6 and the lower housing 1, the mounting structure comprising a mounting boss 65 extending downwardly from the lower air duct housing 6, a mounting boss 14 protruding upwardly from the lower housing 1 and corresponding to the mounting boss 65, and a fastener for locking the mounting boss 65 on the mounting boss 14. The mounting boss 65 of the present application is integrally injection molded with the lower air duct housing 6, and the lower housing is also integrally molded with the mounting boss 14, and the purpose of this design is to reduce mold opening costs and to form a stable connection.

[0046] The above description is only a preferred embodiment of the invention and is not intended to limit the invention. Any modifications, equivalent substitutions and improvements made within the spirit and principle of the invention should be included in the scope of protection of the invention.

Claims

1. Air conditioning duct housing, characterized in that: The invention comprises a lower air duct shell (6) and an upper air duct shell (7) arranged on the upper side of the lower air duct shell (6), a buckle structure (8) for detachable snap connection and a locking mechanism (9) for locking are arranged between the lower air duct shell (6) and the upper air duct shell (7), and an air outlet channel (10) communicating with the outside is formed between the lower air duct shell (6) and the upper air duct shell (7); The buckle structure (8) comprises a clamping sleeve (81) arranged on the outer wall of one of the lower air duct shell (6) and the upper air duct shell (7), and an elastic clamping column (82) correspondingly arranged on the outer wall of the other and coaxially arranged with the clamping sleeve (81), wherein the elastic clamping column (82) can be elastically sleeved in the clamping sleeve (81) and clamped and fixed thereto; The elastic snap-fit ​​column (82) includes a fixing seat (821) connected to the outer wall of one of the lower air duct shell (6) and the upper air duct shell (7), and an elastic arc buckle (822) and a sleeve arc piece (823) which are arranged on the fixing seat (821) at intervals and extend toward the snap-fit ​​sleeve (81). The elastic arc buckle (822) and the sleeve arc piece (823) are both arc-shaped and can fit tightly with the inner wall of the snap-fit ​​sleeve (81), and the elastic arc buckle (822) can be snap-fitted with the snap-fit ​​sleeve (81) and can be elastically displaced in a direction close to the lower air duct shell (6) or the upper air duct shell (7) to release the snap-fit ​​with the snap-fit ​​sleeve (81).

2. The air conditioning duct housing according to claim 1, characterized in that: The buckle structure (8) comprises a first buckle (83) and a second buckle (84) which are arranged at intervals on the outer wall of one of the lower air duct shell (6) and the upper air duct shell (7), and a first bayonet (85) which is correspondingly arranged on the outer wall of the other and forms a bayonet fit with the first buckle (83), and a second bayonet (86) which can form a bayonet fit with the second buckle (84). The first buckle (83) and the second buckle (84) are arranged opposite to each other and can be elastically displaced in a direction approaching each other to release the bayonet fit with the first bayonet (85) and the second bayonet (86), respectively.

3. The air conditioning duct housing according to claim 1, characterized in that: The downwind duct shell (6) comprises a downwind duct left plate (61) located on the left side, a downwind duct right plate (62) located on the right side, a downwind duct rear plate (63) respectively connected to the rear ends of the downwind duct left plate (61) and the rear ends of the downwind duct right plate (62) and inclined downwardly and frontwardly, and a downwind duct top plate (64) respectively connected to the upper ends of the downwind duct left plate (61) and the upper ends of the downwind duct right plate (62) and spaced apart from the downwind duct rear plate (63); The upper air duct shell (7) comprises an upper air duct left plate (71) located on the left side and connected to the lower air duct left plate (61), an upper air duct right plate (72) located on the right side and connected to the lower air duct right plate (62), and an upper air duct top plate (73) respectively connected to the upper ends of the upper air duct left plate (71) and the upper ends of the upper air duct right plate (72), wherein the rear portion of the upper air duct top plate (73) is bent downward and rearward and connected to the lower air duct rear plate (63); The upper air duct left plate (71), the upper air duct top plate (73), the upper air duct right plate (72) and the lower air duct top plate (64) together form the air outlet channel (10).

4. The air conditioning duct housing according to claim 3, characterized in that: A waterproof structure for waterproofing is provided between the upper air duct top plate (73) and the lower air duct rear plate (63), the waterproof structure comprising a waterproof groove (631) provided on the front side of the upper end of the lower air duct rear plate (63) and recessed downward, a waterproof edge (731) provided on the front side of the lower end of the upper air duct top plate (73) and protruding downward and capable of being inserted into the waterproof groove (631), and a limiting pressure block (732) provided on the rear end of the upper air duct top plate (73) and extending downward to the lower air duct rear plate (63).

5. The air conditioning duct housing according to claim 3, characterized in that: The air conditioning duct housing further comprises a left swing leaf (101) and a right swing leaf (102) arranged on the air outlet channel (10); the left swing leaf (101) and the right swing leaf (102) are respectively hinged to the lower air duct top plate (64) and the upper air duct top plate (73), and the left swing leaf (101) and the right swing leaf (102) are meshed with each other; by adjusting the angle of one of the left swing leaf (101) and the right swing leaf (102) relative to the air outlet channel (10), the angle of the other relative to the air outlet channel (10) can be adjusted accordingly.

6. The air conditioning duct housing according to claim 1, characterized in that: The locking mechanism (9) comprises a positioning boss (91) provided on a side wall of one of the lower air duct shell (6) and the upper air duct shell (7), a positioning sleeve (92) correspondingly provided on the other side wall and sleeved with the positioning boss (91), and a fastener for locking the positioning boss (91) on the positioning sleeve (92).

7. Mobile air conditioner, characterized in that: An air conditioning duct housing comprising the air conditioning duct housing according to any one of claims 1 to 6.

8. The mobile air conditioner according to claim 7, characterized in that: The mobile air conditioner also includes a lower shell (1), and a mounting structure is provided between the lower air duct shell (6) and the lower shell (1), wherein the mounting structure includes a mounting boss (65) extending downwardly from the lower air duct shell (6), a mounting boss (14) protruding upwardly from the lower shell (1) and corresponding to the mounting boss (65), and a fastener for locking the mounting boss (65) on the mounting boss (14).

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