A gear box, air guide assembly and air conditioner

Abstract

The application provides a gear box, a wind guide assembly and an air conditioner. The gear box comprises a box body, the box body being provided with at least a first accommodating cavity and a second accommodating cavity; a first gear being rotatably installed in the first accommodating cavity and provided with a first output shaft extending out of the first accommodating cavity; and a second gear being rotatably installed in the second accommodating cavity and provided with a second output shaft extending out of the second accommodating cavity. The gear box can improve the installation efficiency of gears, reduce the assembly difficulty and save the assembly space.

Description

TECHNICAL FIELD

[0001] The present application relates to the air conditioning technical field, specifically, a kind of gear box, air guide subassembly and air conditioner. BACKGROUND

[0002] At present, the air conditioner of high-end model in market generally adopts the structure of full-closed air outlet, which can control the air flow on one hand, and can prevent external dust from entering the inside of air conditioner when air conditioner is not running on the other hand, to ensure the cleanliness inside air conditioner. The structure of full-closed air outlet is realized by inner and outer air guide plates, wherein the outer air guide plate is used to close the air outlet, and the inner air guide plate is used to control the air flow direction.

[0003] In the prior art, when controlling the inner and outer air guide plates, two driving motors are arranged in the air conditioner, and the two gears connected to the inner and outer air guide plates are driven to control the air flow and air outlet. However, due to the limited space inside the air conditioner, and the two gears for driving the inner and outer air guide plates are small, the two gears need to be installed twice in the small installation space inside the air conditioner, which is difficult to install and has low assembly efficiency. SUMMARY

[0004] The problem solved by the present application is how to improve the installation efficiency of the gears inside the air conditioner and reduce the assembly difficulty of the gears.

[0005] To solve the above problems, the present application provides a gear box, comprising: a box body provided with a first accommodating cavity and a second accommodating cavity; a first gear rotatably installed in the first accommodating cavity and provided with a first output shaft extending out of the first accommodating cavity; and a second gear rotatably installed in the second accommodating cavity and provided with a second output shaft extending out of the second accommodating cavity.

[0006] The first accommodating cavity and the second accommodating cavity arranged in the gear box are used to install the first gear and the second gear. After the first gear and the second gear are installed in the gear box, they are installed in the air conditioner base. Compared with the prior art, the arrangement of the gear box avoids the difficulty of assembling small parts one by one to the base, reduces the assembly difficulty, and improves the installation efficiency.

[0007] Further, in one embodiment of the present application, the box body comprises: a gear mounting seat provided with the first accommodating cavity and the second accommodating cavity; and a cover plate detachably covered on one side of the gear mounting seat and provided with a first shaft hole and a second shaft hole; the first shaft hole corresponds to the first accommodating cavity, and the second shaft hole corresponds to the second accommodating cavity.

[0008] The cover plate covers the gear mounting seat, and the cooperation between the first shaft hole and the first output shaft and the cooperation between the second shaft hole and the second output shaft can reduce the sliding of the first gear and the second gear in the gear box, reduce the damage to the gears, and prolong the service life of the gears.

[0009] Further, in an embodiment of the present application, the first accommodating cavity is provided with a first opening, and the second accommodating cavity is provided with a second opening; part of the gear teeth of the first gear are exposed to the first opening; part of the gear teeth of the second gear are exposed to the second opening; and the first opening and the second opening are located on the same side of the box body.

[0010] The first opening and the second opening are arranged on the same side of the box body, facilitating the connection between the first gear and the second gear and the air conditioner driving assembly, and the driving assembly can be arranged on the same side as the gear box, thereby saving the internal space of the air conditioner.

[0011] Further, in an embodiment of the present application, the box body is provided with a notch portion, and the notch portion is arranged between the first accommodating cavity and the second accommodating cavity.

[0012] When the box body is mounted to the air conditioner, the notch portion cooperates with the air conditioner, thereby enhancing the connection strength of the gear box, fully utilizing the internal space of the air conditioner, further saving the mounting space, and improving the assembly efficiency.

[0013] Further, in an embodiment of the present application, the notch portion comprises a first notch and a second notch; the first notch is arranged on the gear mounting seat; and the second notch is arranged on the cover plate.

[0014] When the gear box is mounted to the air conditioner, the first notch arranged on the gear mounting seat and the second notch arranged on the cover plate cooperate with the air conditioner, thereby improving the assembly efficiency of the gear box and further reducing the damage to the gear box.

[0015] Further, the embodiment of the present application further provides an air guide assembly, which comprises the gear box, a first air guide assembly, a second air guide assembly, a first driving assembly, and a second driving assembly; the first air guide assembly is connected with the first output shaft; the second air guide assembly is connected with the second output shaft; the first driving assembly is provided with a first driving gear; the first driving gear is engaged with the first gear at the first opening; the second driving assembly is provided with a second driving gear; and the second driving gear is engaged with the second gear at the second opening.

[0016] The first driving gear of the first driving assembly is engaged with the first gear teeth of the first gear exposed to the first opening, the second driving gear of the second driving assembly is engaged with the second gear teeth of the second gear exposed to the second opening, the first output shaft of the first gear is axially connected to the first air guide assembly, the second output shaft of the second gear is axially connected to the second air guide assembly, and when the first driving assembly and the second driving assembly operate, the rotation of the first air guide assembly and the second air guide assembly is driven by the first gear and the second gear, and by arranging the first driving assembly, the second driving assembly and the first gear and the second gear at the same end of the air conditioner, the internal space of the air conditioner is fully utilized, and the assembly efficiency of the air conditioner is improved.

[0017] Further, the embodiment of the present application also provides an air conditioner, which comprises a base, an air guide assembly installed on the base and a gear box, wherein the gear box comprises a box body provided with a first accommodating cavity and a second accommodating cavity and installed on the base, a first gear rotatably installed in the first accommodating cavity and provided with a first output shaft extending out of the first accommodating cavity, a first air guide assembly of the air guide assembly axially connected to the first output shaft, a second gear rotatably installed in the second accommodating cavity and provided with a second output shaft extending out of the second accommodating cavity, and a second air guide assembly of the air guide assembly axially connected to the second output shaft, wherein the first accommodating cavity is provided with a first opening, the second accommodating cavity is provided with a second opening, part of gear teeth of the first gear are exposed to the first opening and engaged with a first driving assembly of the air guide assembly, and part of gear teeth of the second gear are exposed to the second opening and engaged with a second driving assembly of the air guide assembly.

[0018] The air conditioner is provided with the above air guide assembly and gear box, and after the air guide assembly and the gear box are installed, the air conditioner has all the effective effects of the air guide assembly and the gear box, which will not be described here.

[0019] Further, in one embodiment of the present application, the base is provided with a partition plate, the partition plate is clamped between the first driving assembly and the second driving assembly, the box body is provided with a notch part, and the notch part is matched with the partition plate.

[0020] The notch part of the gear box is matched with the partition plate of the base, the gear box and the base are matched and installed, and damage to the gear box and the base during installation of the gear box is avoided.

[0021] Further, in one embodiment of the present application, further comprising: a mounting plate, arranged at one end of the base corresponding to the gear box, for mounting the gear box.

[0022] The arrangement of the mounting plate facilitates the mounting of the gear box to the base, and realizes the detachable mounting of the gear box to the base.

[0023] Further, in one embodiment of the present application, the box body is further provided with a connecting lug, and the box body is detachably mounted to the mounting plate through the connecting lug.

[0024] The arrangement of the connecting lug realizes the detachable connection of the gear box to the air conditioner, facilitates the dismounting of the gear box, the first gear and the second gear, and can realize the replacement of the gear box and the first gear and the second gear, and meanwhile reduces the replacement cost.

[0025] In summary, after the technical scheme of the present application is adopted, the following technical effects can be achieved:

[0026] i) The first accommodating cavity and the second accommodating cavity are arranged in the gear box, and the first gear and the second gear are mounted into the first accommodating cavity and the second accommodating cavity, so that the gear box can be directly mounted to the air conditioner during installation, the purpose of simultaneously assembling two gears is achieved, the installation efficiency is improved, and the assembly difficulty is reduced.

[0027] ii) The part of the gear teeth of the first gear and the second gear are exposed at the first opening and the second opening, so that the first gear and the second gear can be respectively engaged with two driving motors, and the purpose of driving the first gear and the second gear by the two driving motors respectively is realized. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 The structural schematic diagram of the gear box 100 provided for the first embodiment of the present application is shown.

[0029] Figure 2 The structural schematic diagram of the box body 50 is shown. Figure 1

[0030] The structural schematic diagram of the gear mounting seat 10 is shown. Figure 3 Figure 2 The structural schematic diagram of the cover plate 20 is shown.

[0031] Figure 4 Figure 2 The exploded view is shown.

[0032] Figure 5 The exploded view is shown. Figure 1 ​​​

[0033] Figure 6 Fig. 1 is a structural schematic view of a first gear 31 according to the present application. Figure 5

[0034] Figure 7 Fig. 2 is a structural schematic view of a second gear 32 according to the present application. Figure 5

[0035] Figure 8 Fig. 3 is a top view of the present application. Figure 1

[0036] Figure 9 Fig. 4 is a sectional view along A-A direction. Figure 8

[0037] Figure 10 Fig. 5 is a partial enlarged view of the circled part at B in Fig. 4. Figure 9

[0038] Figure 11 Fig. 6 is a structural schematic view of an air conditioner 200 according to a third embodiment of the present application.

[0039] Figure 12 Fig. 7 is a partial enlarged view of the circled part at C in Fig. 6. Figure 11

[0040] BRIEF DESCRIPTION OF THE DRAWINGS

[0041] 200 - air conditioner; 150 - base; 110 - partition plate; 120 - connecting plate; 100 - gear box; 50 - box body; 10 - mounting seat; 11 - first accommodating cavity; 111 - first opening; 112 - first positioning member; 12 - second accommodating cavity; 121 - second opening; 122 - second positioning member; 13 - connecting lug; 131 - connecting hole; 15 - first connecting part; 151 - limiting groove; 16 - first limiting member; 20 - cover plate; 21 - first cover plate; 211 - first shaft hole; 22 - second cover plate; 221 - second shaft hole; 23 - second connecting part; 231 - limiting block; 24 - second limiting member; 25 - clamping groove; 30 - transmission assembly; 31 - first gear; 311 - first output shaft; 312 - first gear tooth; 313 - first positioning shaft; 32 - second gear; 321 - second output shaft; 322 - second gear tooth; 323 - second positioning shaft; 40 - notch part; 41 - first notch; 42 - second notch. DETAILED DESCRIPTION

[0042] In order to make the above objectives, features and advantages of the present application more obvious and easy to understand, the specific embodiments of the present application are described in detail below with reference to the drawings.

[0043] FIRST EMBODIMENT

[0044] Referring to Figure 1 ​​​​​The embodiment of the present application provides a gear box 100. The gear box 100 comprises, for example, a box body 50 and a transmission assembly 30; wherein the transmission assembly 30 is installed inside the box body 50, the transmission assembly 30 comprises a first gear 31 and a second gear 32, the box body 50 is provided with containing cavities, for example, the containing cavities can be provided with two, the first gear 31 is installed in a first containing cavity 11, and the second gear 32 is installed in a second containing cavity 12; preferably, the transmission assembly 30 can also be a transmission wheel.

[0045] Preferably, referring to Figure 2 The box body 50 comprises a gear mounting base 10 and a cover plate 20, the first containing cavity 11 and the second containing cavity 12 are arranged on the gear mounting base 10; a first opening 111 is arranged on one side of the first containing cavity 11, a second opening 121 is arranged on the second containing cavity 12, and the first opening 111 and the second opening 121 are arranged on the same side of the box body 50.

[0046] Preferably, the box body 50 further comprises a notch part 40, the notch part 40 is clamped between the first containing cavity 11 and the second containing cavity 12, and the notch part 40 is consistent with the opening direction of the first opening 11 and the second opening 12; the notch part 40 comprises a first notch 41 and a second notch 42, the first notch 41 is arranged on the gear mounting base 10, and the second notch 42 is arranged on the cover plate 20.

[0047] Further, referring to Figure 3 The first containing cavity 11 and the second containing cavity 12 are arranged on the gear mounting base 10 in a spaced manner, the first containing cavity 11 is provided with a first positioning piece 112 on the side away from the cover plate 20, and the second containing cavity 12 is provided with a second positioning piece 122 on the side away from the cover plate 20, wherein the first positioning piece 112 and the second positioning piece 122 can be protrusions or recesses on the bottom side plate of the gear mounting base 10.

[0048] Further, further, the first containing cavity 11 and the second containing cavity 12 can be integrated, that is, the first containing cavity 11 can be directly communicated with the second containing cavity 12, or the first containing cavity 11 and the second containing cavity 12 can be separately arranged; for example, when the first containing cavity 11 and the second containing cavity 12 are separately arranged, a first connecting part 15 can be arranged between the first containing cavity 11 and the second containing cavity 12; specifically, the first connecting part 15 is provided with the first notch 41, and a limiting groove 151 is arranged on the side of the first connecting part 15 connected with the cover plate 20.

[0049] Preferably, the gear mounting base 10 further comprises at least one connecting lug 13, which is arranged at one end of the first accommodating cavity 11 extending away from the second accommodating cavity 12, and / or at one end of the second accommodating cavity 12 extending away from the first accommodating cavity 11. For example, the connecting lug 13 can be connected to the air conditioner by a connecting hole 131, or the connecting lug 13 can be arranged as a buckle or a clamping groove, and the arrangement of the connecting lug 13 can realize the connection with the air conditioner.

[0050] Preferably, the gear mounting base 10 further comprises at least one first limiting piece 16, which is arranged outside the first accommodating cavity 11, and / or outside the second accommodating cavity 12, and / or at the first connecting portion 15. For example, the first limiting piece 16 can be a protrusion away from the outside of the first accommodating cavity 11 or the second accommodating cavity 12, or arranged as a buckle or a clamping groove, and the arrangement of the first limiting piece 16 can realize the detachable connection between the gear mounting base 10 and the cover plate 20.

[0051] Preferably, referring to Figure 4 , the cover plate 20 comprises a first cover plate 21, a second cover plate 22, and a second connecting portion 23 connecting the first cover plate 21 and the second cover plate 22. The first cover plate 21 and the second cover plate 22 cover the first accommodating cavity 11 and the second accommodating cavity 12 respectively. A first shaft hole 211 is arranged on the surface of the first cover plate 21, and a second shaft hole 221 is arranged on the surface of the second cover plate 22. Specifically, when the cover plate 20 covers the gear mounting base 10, the first shaft hole 21 and the second shaft hole 22 are opposite to the first limiting piece 112 and the second limiting piece 122 of the bottom plate of the gear mounting base 10.

[0052] Preferably, the second connecting portion 23 is provided with a limiting block 231 and a second notch 42 matched with the first notch 41. When the cover plate 20 covers the gear mounting base 10, the limiting block 231 cooperates with the limiting groove 151 to realize the connection between the cover plate 20 and the gear mounting base 10. For example, the limiting block 231 and the limiting groove 151 are a protrusion and a groove arranged on the surface of the cover plate 20 respectively. Of course, the limiting block 231 can be arranged on the gear mounting base 10, and the limiting groove 151 can be arranged on the cover plate 20.

[0053] Preferably, the cover plate 20 further comprises at least one second limiting piece 24, which cooperates with the first limiting piece 16. The second limiting piece 24 is arranged outside the first cover plate 21, and / or outside the second cover plate 22, and / or at the second connecting portion 23. For example, the second limiting piece 24 can be a groove or a protrusion, or arranged as a clamping groove or a buckle. The cooperation between the second limiting piece 24 and the first limiting piece 16 realizes the detachable connection between the gear mounting base 10 and the cover plate 20, and further strengthens the stability of the connection.

[0054] Preferably, referring to Figure 5 The first gear 31 and the second gear 32 are detachably mounted on the box body 50, and the stability of the installation of the first gear 31 and the second gear 32 inside the box body 50 is realized through the first shaft hole 21, the second shaft hole 22, and the first positioning member 112 and the second positioning member 122.

[0055] Preferably, referring to Figure 6 and Figure 7 The first gear 31 comprises a first output shaft 311, a first gear tooth 312, and a first positioning shaft 313. The first positioning shaft 313 is located at one end of the first gear 31 close to the bottom side plate of the gear mounting base 10, the first gear tooth 312 is close to the first positioning shaft 313, and the first output shaft 311 is arranged at the other end of the first gear 31 away from the first positioning shaft 313. When the first gear 31 is mounted on the box body 50, the first positioning shaft 313 is connected to the first positioning member 112, the first output shaft 311 extends out of the first accommodating cavity 11 through the first shaft hole 21 and is exposed outside the box body 50, and part of the gear teeth of the first gear tooth 312 is exposed to the first opening 111.

[0056] Preferably, the second gear 32 comprises a second output shaft 321, a second gear tooth 322, and a second positioning shaft 323. The second positioning shaft 323 is located at one end of the second gear 32 close to the bottom side plate of the gear mounting base 10, the second gear tooth 322 is close to the second positioning shaft 323, and the second output shaft 321 is arranged at the other end of the second gear 32 away from the second positioning shaft 323. When the second gear 32 is mounted on the box body 50, the second positioning shaft 323 is connected to the second positioning member 122, the second output shaft 321 extends out of the second accommodating cavity 12 through the second shaft hole 22 and is exposed outside the box body 50, and part of the gear teeth of the second gear tooth 322 is exposed to the second opening 121.

[0057] Further, referring to Figure 8-10 When the first gear 31 and the second gear 32 are mounted on the box body 50, part of the gear teeth of the first gear tooth 312 is exposed to the first opening 111, part of the gear teeth of the second gear tooth 322 is exposed to the second opening 121, and the at least one first limiting member 16 and the at least one second limiting member 24 are correspondingly clamped.

[0058]

Second embodiment

[0059] The second embodiment of the present application provides a wind guide assembly (not shown in the figure), which is connected with the gear box 100 in the above-mentioned embodiments, and further comprises a first wind guide assembly (not shown in the figure), a second wind guide assembly (not shown in the figure), a first driving assembly (not shown in the figure) and a second driving assembly (not shown in the figure); when the gear box 100 is connected to the wind guide assembly, the first wind guide assembly is connected with the first output shaft 311; the second wind guide assembly is connected with the second output shaft 321; the first driving assembly is provided with a first driving gear; the first driving gear is engaged with the first gear 31 at the first opening 111; the second driving assembly is provided with a second driving gear; the second driving gear is engaged with the second gear 32 at the second opening 121.

[0060] Preferably, after the gear box 100 in the above-mentioned embodiments is provided, the wind guide assembly has all the beneficial effects of the gear box 100 in the above-mentioned embodiments, which will not be described here.

[0061]

Third Embodiment

[0062] Preferably, the third embodiment of the present application provides an air conditioner 200, which for example comprises a base 150, a wind guide assembly (not shown in the figure) and a gear box 100; wherein the wind guide assembly and the gear box 100 are respectively the wind guide assembly and the gear box 100 in the above-mentioned embodiments, and the wind guide assembly and the gear box 100 are installed to the air conditioner 200.

[0063] Further, referring to Figure 11 and Figure 12 , the base 150 is provided with a partition plate 110; the partition plate 110 is clamped between the first driving assembly and the second driving assembly; when the wind guide assembly is installed to the air conditioner 200, the notch part 40 of the box body 50 in the wind guide assembly is matched with the partition plate 110.

[0064] Preferably, the first wind guide assembly and the second wind guide assembly are inner and outer wind guide plates in the air conditioner 200, and the first driving assembly and the second driving assembly are first and second driving motors for driving the inner and outer wind guide plates.

[0065] Preferably, when the transmission assembly 30 is set as a transmission wheel, the first driving motor and the second driving motor drive the transmission wheel to rotate through a transmission belt, and further drive the inner and outer wind guide plates to run by the transmission wheel.

[0066] Preferably, the base 150 further comprises at least one mounting plate 120 arranged at one end of the base 150 corresponding to the mounting box 50, and a gear box 100 is arranged on the mounting plate 120.

[0067] Further, the box 50 can be connected to the mounting plate 120 by other connection modes, for example, the box 50 can be connected to the mounting plate 120 by a buckle and a slot.

[0068] Preferably, the connecting ear 13 of the box 50 cooperates with the mounting plate 120, so that the gear box 100 can be detachably mounted on the base 150, and further, the gear box 100 and the first gear 31 and the second gear 32 can be replaced individually.

[0069] Preferably, after the gear box 100 and the air guide assembly in the above embodiments are mounted, the air conditioner 200 has all the beneficial effects of the gear box 100 and the air guide assembly in the above embodiments, which will not be repeated here.

[0070] Although the present application has been disclosed as above, the present application is not limited to this. Any person skilled in the art can make various changes and modifications without departing from the spirit and scope of the present application, and the protection scope of the present application should be subject to the scope defined by the claims.

Claims

1. A gear pod, characterized by, The gear box comprises: a box body (50) provided with a first accommodating cavity (11) and a second accommodating cavity (12); a first gear (31) rotatably arranged in the first accommodating cavity (11) and provided with a first output shaft (311) extending out of the first accommodating cavity (11); a second gear (32) rotatably arranged in the second accommodating cavity (12) and provided with a second output shaft (321) extending out of the second accommodating cavity (12); the box body (50) comprises a gear mounting base (10), and the first accommodating cavity (11) and the second accommodating cavity (12) are arranged on the gear mounting base (10); the first accommodating cavity (11) is provided with a first opening (111), and the second accommodating cavity (12) is provided with a second opening (121); part of the gear teeth of the first gear (31) are exposed to the first opening (111); part of the gear teeth of the second gear (32) are exposed to the second opening (121), and the first opening (111) and the second opening (121) are located on the same side of the box body (50).

2. The gear pod of claim 1, wherein, The box body (50) further comprises: a cover plate (20) detachably arranged on one side of the gear mounting base (10), and the cover plate is provided with a first shaft hole (211) corresponding to the first accommodating cavity (11) and a second shaft hole (221) corresponding to the second accommodating cavity (12).

3. The gear pod of claim 2, wherein, The box body (50) is provided with a notch portion (40) arranged between the first accommodating cavity (11) and the second accommodating cavity (12).

4. The gear box according to claim 3, wherein the notch portion (40) comprises: a first notch (41) arranged on the gear mounting base (10); a second notch (42) arranged on the cover plate (20).

5. A wind guide assembly, comprising: The gear box (100) is the gear box (100) according to any one of claims 1-4. A first air guide assembly is connected to the first output shaft (311). A second air guide assembly is connected to the second output shaft (321). A first driving assembly is provided with a first driving gear, and the first driving gear is engaged with the first gear (31). A second driving assembly is provided with a second driving gear, and the second driving gear is engaged with the second gear (32). The gear box (100) comprises:

6. An air conditioner characterized by comprising: a box body (50) provided with a first accommodating cavity (11) and a second accommodating cavity (12) and mounted on the base (150); the box body (50) is provided with a first accommodating cavity (11) and a second accommodating cavity (12) and mounted on the base (150); ​ ​ A first gear (31) is rotatably installed in the first accommodating cavity (11) and is provided with a first output shaft (311) extending out of the first accommodating cavity (11); the first output shaft (311) is connected to a first air guide component of the air guide component; A second gear (32) is rotatably installed in the second accommodating cavity (12) and is provided with a second output shaft (321) extending out of the second accommodating cavity (12); the second output shaft (321) is connected to a second air guide component of the air guide component; The box body (50) comprises a gear mounting seat (10), and the first accommodating cavity (11) and the second accommodating cavity (12) are arranged on the gear mounting seat (10). The first accommodating cavity (11) is provided with a first opening (111), and the second accommodating cavity (12) is provided with a second opening (121); part of the gear teeth of the first gear (31) are exposed to the first opening (111); part of the gear teeth of the second gear (32) are exposed to the second opening (121), and the first opening (111) and the second opening (121) are located on the same side of the box body (50).

7. The air conditioner of claim 6, wherein The base (150) is provided with a partition plate (110); The box body (50) is provided with a notch portion (40); the notch portion (40) cooperates with the partition plate (110).

8. The air conditioner according to any one of claims 6 to 7, characterized by Further comprising: At least one mounting plate (120) is arranged at one end of the base (150) corresponding to the gear box (100) and is used for mounting the gear box (100).

9. The air conditioner of claim 8, wherein The box body (50) is further provided with a connecting lug (13), and the box body (50) is detachably mounted to the mounting plate (120) through the connecting lug (13).

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