Chassis assembly and air conditioner
By setting lugs and limiting blocks on the air conditioner chassis assembly, the air guide plate is dually limited, which solves the problem of unreliable reset angle caused by gravity deformation of the air guide plate, and improves the performance and air output reliability of the air conditioner.
Patent Information
- Application Number
- CN202520350005.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-28
- Publication Date
- 2026-01-23
- Estimated Expiration
- 2035-02-28
AI Technical Summary
The air guide vanes in existing air conditioners have a large length-to-width ratio, which makes them prone to deformation due to gravity during rotation and opening/closing, resulting in unreliable reset angles and affecting the performance of the air conditioner.
A support lug and a limiting block are provided on the chassis assembly. The support lug has a first limiting surface and the limiting block has a second limiting surface. When the air guide plate rotates to the preset position, both are used for the air guide plate to abut and limit, realizing double limiting and preventing the air guide plate from being unreliable due to gravity deformation.
The dual limit design ensures reliable repositioning of the air guide plate, avoids differences in closing angle, and improves the performance stability and air output effect of the air conditioner.
Smart Images
Figure CN223826477U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to air conditioner technical field especially relates to a bottom disc subassembly and air conditioner. BACKGROUND
[0002] In the prior art air conditioner, a guide vane is usually included, which guides the air flow direction at the air outlet when the air conditioner is running, and blocks the air outlet when the air conditioner is not running. However, due to the large length-width ratio of the guide vane, i.e. the length of the guide vane is longer and the width is narrower, the reset angle of the guide vane is unreliable during the opening and closing process due to the gravity deformation of the guide vane and other factors, which further affects the performance of the air conditioner. SUMMARY
[0003] The main purpose of the utility model is to provide a bottom disc subassembly and air conditioner, which aims to solve the problem of unreliable reset angle of the guide vane.
[0004] To achieve the above-mentioned purpose, the bottom disc subassembly provided by the utility model comprises:
[0005] A bottom disc is provided with an air outlet.
[0006] A guide vane assembly is provided, which comprises a guide vane that can be rotatably connected to the air outlet.
[0007] An ear is provided in the air outlet, and the guide vane is also rotatably connected to the ear and has a first limiting surface.
[0008] A limiting block is provided in the air outlet and is spaced apart from the ear, and the limiting block has a second limiting surface. The first limiting surface and the second limiting surface are both used to abut and limit the guide vane when the guide vane is opened to a preset position.
[0009] In an embodiment, the limiting block is provided close to the end of the guide vane.
[0010] In an embodiment, the guide vane assembly further comprises a motor drivingly connected to the guide vane, and the limiting block is provided close to the motor.
[0011] In an embodiment, the bottom disc comprises a bottom disc main body and two end walls located at both ends of the air outlet in the length direction, and the motor and the limiting block are separately provided on opposite sides of the end walls. The limiting block is connected to the bottom disc main body and also connected to the end walls.
[0012] In an embodiment, the limiting block comprises a convexly protruding convex block, and the second limiting surface is formed on the back surface of the convex block.
[0013] In an embodiment, the lug comprises a first connecting section and a second connecting section, one end of the first connecting section is connected to the upper wall of the air outlet, the other end of the first connecting section is bent to be connected to the second connecting section, the second connecting section is rotationally connected to the air deflector, and the first limiting surface is arranged on the back surface of the second connecting section close to one side of the first connecting section.
[0014] In an embodiment, the first limiting surface and the second limiting surface are arranged on the same surface at intervals.
[0015] In an embodiment, the air deflector comprises a plate body, the plate body has a limiting surface extending along the length direction of the plate body, when the air deflector is opened to the preset position, the limiting surface abuts against the first limiting surface and the second limiting surface.
[0016] In an embodiment, the first limiting surface, the second limiting surface and the limiting surface are all planes.
[0017] The utility model also provides a kind of air conditioner, and the air conditioner comprises the chassis assembly as described above.
[0018] In the technical scheme of the utility model, the lug and the limiting block are arranged on the chassis, the lug has the first limiting surface, the limiting block has the second limiting surface, when the air deflector is rotated in the air outlet and opened to the preset position, the first limiting surface and the second limiting surface are both used for abutting against the air deflector to limit, to realize the double limiting of the air deflector reset, when the rotation angle of the air deflector has reached reset angle, by the arrangement of the first limiting surface and the second limiting surface arranged at intervals, the air deflector at least abuts against one of the first limiting surface and the second limiting surface, can ensure that the air deflector does not continue to rotate when the motor driving the air deflector rotates is in locked rotor, also can reduce the risk that air deflector reset angle is unreliable due to factors such as gravity deformation of air deflector, and then, both air deflector and chassis can be protected, and reliable reset angle of rotating air deflector can be realized, the difference between the closing angle, refrigeration, heating and other angles of air deflector is avoided, so that the performance of chassis assembly can be reliably improved. BRIEF DESCRIPTION OF DRAWINGS
[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or prior art, the drawings needed to be used in the following embodiment or prior art description will be briefly introduced, and obviously, the drawings in the following description are only some embodiments of the utility model, and other drawings can be obtained according to the structure shown in the drawings without creative labor for those skilled in the art.
[0020] Figure 1 The structural schematic diagram of an embodiment of the chassis assembly provided by the utility model is shown in the figure.
[0021] Figure 2 For Figure 1 Sectional view of the middle chassis assembly with A-A section line;
[0022] Figure 3 For Figure 1 Sectional view of the middle chassis assembly with B-B section line;
[0023] Figure 4 For Figure 1 Structural schematic view of the middle chassis assembly from another perspective;
[0024] Figure 5 For Figure 4 Structural schematic view of the chassis at C;
[0025] Figure 6 For Figure 4 Structural schematic view of the chassis at C;
[0026] Figure 7 For Figure 4 Close-up view at D;
[0027] Figure 8 For Figure 4 Structural schematic view of the chassis at D.
[0028] BRIEF DESCRIPTION OF DRAWINGS
[0029] 10, chassis; 11, air outlet; 12, chassis body; 13, end wall;
[0030] 20, air guide assembly; 21, air guide plate; 211, plate body; 212, stop surface; 22, motor; 23, anti-electricity shaft;
[0031] 30, lug; 31, first connecting section; 32, second connecting section; 321, first stop surface;
[0032] 40, stop block; 41, block body; 42, convex block; 421, second stop surface.
[0033] The implementation, functional features and advantages of the present application will be further described with reference to the embodiments and the accompanying drawings. DETAILED DESCRIPTION
[0034] The technical solutions in the embodiments of the present application will be clearly and completely described with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.
[0035] It should be noted that if the embodiments of the utility model have directionality indication (such as up, down, left, right, front, back, etc.), the directionality indication is only used to explain the relative position relationship, movement condition, etc. between components in a certain specific posture, if the specific posture changes, the directionality indication also changes accordingly.
[0036] In addition, if the embodiments of the utility model have the description of "first", "second" and the like, the description of "first", "second" and the like is only for the purpose of description, and cannot be understood as indicating or implying the relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features limited by "first", "second" can explicitly or implicitly include at least one of the features. In addition, "and / or" or "and / or" appearing throughout the text means that the three parallel schemes are included, for example, "A and / or B" includes A scheme, or B scheme, or A and B simultaneously satisfy the scheme. In addition, the technical solutions of each embodiment can be combined with each other, but it must be based on the realization of ordinary skilled in the art, when the combination of technical solutions appears contradictory or unachievable, it should be considered that the combination of technical solutions does not exist, and is not within the protection scope required by the utility model.
[0037] In the existing air conditioner, a guide vane is usually included, which guides the air outlet direction of air flow at the air outlet when the air conditioner operates, and blocks the air outlet when the air conditioner does not operate. However, due to the large length-width ratio of the guide vane, that is, the length of the guide vane is longer and the width is narrower, the reset angle of the guide vane is unreliable due to factors such as deformation of the guide vane gravity in the opening and closing process, thereby affecting the performance of the air conditioner.
[0038] In order to solve the technical problem, the utility model provides a chassis assembly.
[0039] Please refer to Figures 1 to 8 In an embodiment of the utility model, the chassis assembly includes a chassis 10, a guide vane assembly 20, an ear 30 and a limiting block 40, the chassis 10 is provided with an air outlet 11; the guide vane assembly 20 includes a guide vane 21 rotatably connected to the air outlet 11; the ear 30 is arranged in the air outlet 11, the guide vane 21 is also rotatably connected with the ear 30, and has a first limiting surface 321; the limiting block 40 is arranged in the air outlet 11 and is arranged in the air outlet 11, and the limiting block 40 has a second limiting surface 421; the first limiting surface 321 and the second limiting surface 421 are both used for abutting and limiting the guide vane 21 when the guide vane 21 is opened to the preset position; in this way, the reset angle of the guide vane 21 is guaranteed, and the difference between the closing angle, the refrigeration angle, the heating angle and the like of the guide vane 21 is avoided, so that the performance of the chassis assembly can be reliably improved.
[0040] The technical scheme of the utility model discloses a supporting lug 30 and a limiting block 40 are arranged on the bottom disc 10, wherein the supporting lug 30 is provided with a first limiting surface 321, and the limiting block 40 is provided with a second limiting surface 421, when the air deflector 21 rotates in the air outlet 11 and is opened to a preset position, the first limiting surface 321 and the second limiting surface 421 are both used for abutting against the air deflector 21 for limiting, so that double limiting of the air deflector 21 is realized when the air deflector 21 is reset, that is, when the rotating angle of the air deflector 21 has reached the reset angle, through the arrangement of the first limiting surface 321 and the second limiting surface 421 arranged at intervals, the air deflector 21 abuts against at least one of the first limiting surface 321 and the second limiting surface 421, when the motor 22 for driving the air deflector 21 to rotate is in locked-rotor state, it is ensured that the air deflector 21 will not continue to rotate, and the risk that the reset angle of the air deflector 21 is unreliable due to factors such as deformation of the air deflector 21 caused by gravity can be reduced, and further, the air deflector 21 and the bottom disc 10 can be protected, and the reliable reset angle of the rotating air deflector 21 can be realized, the difference between the closing angle of the air deflector 21, the refrigeration angle and the heating angle is avoided, and therefore the performance of the bottom disc assembly can be reliably improved.
[0041] It should be noted that the bottom disc assembly can be applied to an air conditioner, and specifically can be an indoor unit of the air conditioner, at this time, the indoor unit can be configured as a wall-mounted indoor unit, or can be other types of indoor units; the bottom disc assembly comprises the air deflection assembly 20, and the air deflector 21 of the air deflection assembly 20 is rotatably installed at the air outlet 11 and is used for closing the air outlet 11 when the air conditioner is stopped, wherein during use of the air conditioner, the air deflector 21 will be slightly deformed in the length direction of the air outlet 11 due to the influence of gravity or the reverse force of the motor 22 (the force for fastening the air deflector 21), and the air deflector 21 is rotatably connected with the supporting lug 30, so that the degree of deformation of the air deflector 21 can be reduced to a certain extent, specifically, the air deflector 21 can be rotatably connected with the supporting lug 30 through fasteners such as a latch, and in order to further reduce the influence of deformation of the air deflector 21 on reliable resetting of the air deflector 21, a plurality of limiting surfaces arranged at intervals are arranged on the bottom disc 10 corresponding to the preset position of rotation of the air deflector 21, specifically the first limiting surface 321 on the supporting lug 30 and the second limiting surface 421 on the limiting block 40, so as to realize double limiting of the air deflector 21 when the air deflector 21 rotates to the preset position, and further effectively reduce the possibility of continuous rotation of the air deflector 21, facilitate reliable resetting of the air deflector 21, and the preset position is the maximum opening position of the air deflector 21 when the air deflector 21 is inserted into the air outlet 11 as shown in the figure. Figure 2
[0042] In order to guarantee the limiting effect of the deflector 21, in the embodiment of the utility model, the limiting block 40 is arranged close to the end of the deflector 21, it can be understood that the position of the deflector 21 prone to deformation is the position without support, for example, the position far away from the end of the deflector 21, the position far away from the supporting lug 30, when the limiting block 40 is arranged close to the end of the deflector 21, because the deflector 21 at the position is little deformed or not deformed, even if the deflector 21 close to the supporting lug 30 is deformed and cannot abut against the first limiting surface 321, the deflector 21 can still reliably abut against the second limiting surface 421 when opening to the preset position, reliable limiting is realized, thereby effectively avoiding the abnormal resetting of the deflector 21, guaranteeing the performance of the air conditioner.
[0043] Please refer to Figures 7 to 8 In the embodiment of the utility model, the air deflection assembly 20 further comprises a motor 22 drivingly connected with the deflector 21, and the limiting block 40 is arranged close to the motor 22, wherein the motor 22 is specifically a stepper motor 22, the motor 22 is connected with the deflector 21 through an anti-electricity shaft 23 to transmit power and drive the deflector 21 to rotate as a whole, the motor 22 is fixed on the bottom disc 10, and the connecting mode between the motor 22 and the bottom disc 10 includes but is not limited to screw connection, limiting plug-in connection and clamping; the deflector 21 has a connecting end connected with the motor 22, because the limiting block 40 is arranged close to the motor 22, the connecting end abuts against and is limited by the limiting block 40 when the deflector 21 is opened to the preset position, and because the connecting end of the deflector 21 is supported and connected by the motor 22, the connecting end is not prone to deformation, which is beneficial to abutting against and limiting the limiting block 40 all the time when the deflector 21 is opened to the preset position, improving the limiting effect of the bottom disc 10 on the deflector 21, thereby improving the rotation reliability of the deflector 21 at various angles and the performance of the air conditioner. However, the design is not limited to this, in other embodiments, the limiting block 40 can also be arranged at the end of the bottom disc 10 far away from the motor 22.
[0044] Specifically, in the embodiment of the utility model, the bottom disc 10 includes the bottom disc main body 12 and the two end walls 13 at the length direction both ends of the air outlet 11, the motor 22 and the limit block 40 are separately arranged on the opposite sides of the end wall 13, the limit block 40 is connected with the bottom disc main body 12, and also connected with the end wall 13, so setting, the motor 22 and the limit block 40 are fixed on the opposite sides of the same end wall 13, on the basis of not affecting the rotation of the air deflector 21, the connecting end of the air deflector 21 is as close to the end wall 13 as possible, and when the air deflector 21 opens to the preset position, can reliably abut the second limit surface 421 of the limit block 40, ensure the limiting effect of the air deflector 21, and the limit block 40 is connected with the bottom disc main body 12 and the end wall 13 simultaneously, can effectively increase the effective connection area of the limit block 40 and the bottom disc 10, improve the connection strength of the limit block 40 and the bottom disc 10, further guarantee the limiting effect of the air deflector 21, also can make the limit block 40 not occupy the air outlet 11 place air outlet space, reduce the influence of the limit block 40 to the air conditioner air outlet.
[0045] Please refer to Figure 3 and Figure 8 In the embodiment of the utility model, the limit block 40 includes the convex convex 42, the second limit surface 421 is formed on the back of the convex 42, it can be understood that the limit block 40 is at least partially located on the rotation path of the air deflector 21, as Figure 3 The wall-mounted air conditioner as shown in the figure, the limit block 40 includes the block main body 41 and the convex 42, the block main body 41 is connected with the bottom disc main body 12 and the end wall 13, the convex 42 is connected below the block main body 41, and is connected with the end wall 13, the convex 42 is also located on the rotation path of the air deflector 21, and its back has the second limit surface 421 for restricting the air deflector 21 further rotates, that is, the air deflector 21 can rotate clockwise towards the back of the bottom disc 10, and stops rotating when abutting the second limit surface 421, at this time, the air deflector 21 opens to the preset position. Wherein, the cross-sectional shape of the convex 42 includes but is not limited to triangle, semicircle.
[0046] Please refer to Figure 2 , Figures 5 to 6In the embodiment of the utility model, the lug 30 includes first connecting section 31 and second connecting section 32, one end of first connecting section 31 is connected with the upper wall of air outlet 11, the other end is bently connected with second connecting section 32, second connecting section 32 is rotationally connected with air deflector 21, the back of the side of second connecting section 32 close to first connecting section 31 has first limiting surface 321, it can be understood that lug 30 includes first connecting section 31 and second connecting section 32 of bent connection, can enhance the strength and rigidity of lug 30 as a whole to some extent, in order to give air deflector 21 better connection and support, reduce the deformation of air deflector 21, also facilitate the setting of first limiting surface 321, improve the limiting stop effect of air deflector 21 at lug 30, also can be convenient to adapt to the opening position of air outlet 11 and the opening requirement of air deflector 21. But the design is not limited to this, in other embodiments, lug 30 is connected to the lower wall of air outlet 11.
[0047] Optionally, in the embodiment of the utility model, first limiting surface 321 and second limiting surface 421 are arranged on the same face, in order to adapt to the specific structure of air deflector 21, and, because first limiting surface 321 and second limiting surface 421 are arranged on the same extension plane, it helps to simplify the processing and positioning of first limiting surface 321 and second limiting surface 421 while simplifying the structure of air deflector 21, thereby improving the production efficiency of chassis assembly. But the design is not limited to this, in other embodiments, first limiting surface 321 and second limiting surface 421 are not arranged on the same face.
[0048] Please refer to Figure 2 And Figure 3 In the embodiment of the utility model, air deflector 21 includes plate body 211, plate body 211 has stop surface 212 extending along its length direction, when air deflector 21 is opened to the preset position, stop surface 212 abuts with first limiting surface 321, also abuts with second limiting surface 421, in this way, the face-to-face contact mode is used to realize the effect of stop limiting, when air deflector 21 is opened to the preset position, because plate body 211 and lug 30, plate body 211 and limiting block 40 all have a large effective contact area, stop surface 212 of plate body 211 can be reliably limited in first limiting surface 321 and second limiting surface 421, reliably eliminate the possibility of reset angle of rotating air deflector 21, improve the performance of chassis assembly, and, because the face-to-face contact limiting mode, even if stop surface 212 can only contact with first limiting surface 321 or second limiting surface 421, still can guarantee the limiting effect of air deflector 21.
[0049] Specifically, in the embodiment of the present application, the first limiting surface 321, the second limiting surface 421 and the stop surface 212 are all flat surfaces, facilitating the machining of the air deflector 21, the supporting lug 30 and the limiting block 40, and ensuring the abutment between the first limiting surface 321 and the stop surface 212 and the abutment between the second limiting surface 421 and the stop surface 212 when the air deflector 21 is opened to the preset position, thereby improving the limiting effect of the air deflector 21. However, the present design is not limited thereto, and in other embodiments, the first limiting surface 321, the second limiting surface 421 and the stop surface 212 are all arc surfaces.
[0050] The present application also provides an air conditioner, which comprises a bottom disc assembly, and the specific structure of the bottom disc assembly is as described above. Since the air conditioner adopts all the technical solutions of the above embodiments, it has at least all the beneficial effects brought by the technical solutions of the above embodiments, which will not be repeated here.
[0051] The above is only an exemplary embodiment of the present application, and does not limit the patent scope of the present application. Any equivalent structural transformation or direct / indirect application in other related technical fields within the technical concept of the present application and the content of the present application specification and drawings are included in the patent protection scope of the present application.
Claims
1. A chassis assembly, characterized in that, include: The chassis is equipped with air vents; An air guide assembly, including an air guide plate rotatably connected to the air outlet; The support lug is located inside the air outlet, and the air guide plate is rotatably connected to the support lug and has a first limiting surface; A limiting block is disposed inside the air outlet and spaced apart from the support ear. The limiting block has a second limiting surface. Both the first limiting surface and the second limiting surface are used to allow the air guide plate to abut and limit when the air guide plate is opened to a preset position.
2. The chassis assembly as described in claim 1, characterized in that, The limiting block is positioned at the end near the air guide plate.
3. The chassis assembly as described in claim 2, characterized in that, The air guide assembly also includes a motor that is driven and connected to the air guide plate, and the limiting block is positioned close to the motor.
4. The chassis assembly as described in claim 3, characterized in that, The chassis includes a chassis body and two end walls located at both ends along the length of the air outlet. The motor and the limiting block are respectively disposed on opposite sides of the end wall. The limiting block is connected to the chassis body and also to the end wall.
5. The chassis assembly as described in claim 1, characterized in that, The limiting block includes a protruding bulge, and the second limiting surface is formed on the back side of the bulge.
6. The chassis assembly as described in claim 1, characterized in that, The support lug includes a first connecting section and a second connecting section. One end of the first connecting section is connected to the upper wall of the air outlet, and the other end is bent and connected to the second connecting section. The second connecting section is rotatably connected to the air guide plate. The back side of the second connecting section near the first connecting section has the first limiting surface.
7. The chassis assembly as described in any one of claims 1 to 6, characterized in that, The first limiting surface and the second limiting surface are arranged at intervals on the same surface.
8. The chassis assembly as described in claim 7, characterized in that, The air guide plate includes a plate body, which has a stop surface extending along its length. When the air guide plate is opened to a preset position, the stop surface abuts against the first limiting surface and also against the second limiting surface.
9. The chassis assembly as described in claim 8, characterized in that, The first limiting surface, the second limiting surface, and the stop surface are all planes.
10. An air conditioner, characterized in that, Includes the chassis assembly as described in any one of claims 1 to 9.