阅读说明：本技术 一种用于柜式空调风道中的曲面风门及柜式空调机 (Curved surface air door for air duct of cabinet air conditioner and cabinet air conditioner ) 是由 黎优霞 魏剑 陈志伟 陈英强 邢坤 徐耿彬 于 2021-08-04 设计创作，主要内容包括：本发明公开了一种空调上的曲面风门及柜式空调机,以解决曲面风门的质心偏向曲线内侧而使生产组成的过程中蜗壳盖不能总与蜗壳扣合在一起,影响装配效率的问题。本发明一种用于设置在空调机蜗壳和蜗壳盖组件之间的曲面风门,所述曲面风门在其门板主体两侧形成内凹面和外凸面,所述曲面风门的门板主体在内凹面侧具有比外凸面侧更轻的质量,使所述曲面风门的质心靠近外凸面。本发明可以减小曲面风门内侧的质量,使曲面风门质心向圆弧板一侧偏移,保证了曲面风门在生产组装过程中不倾斜,提高了装配效率。(The invention discloses a curved surface air door on an air conditioner and a cabinet air conditioner, which aim to solve the problem that a volute cover cannot be always buckled with a volute together in the production and composition process to influence the assembly efficiency because the mass center of the curved surface air door is deflected to the inner side of a curve. The invention relates to a curved surface air door arranged between a volute and a volute cover component of an air conditioner, wherein an inner concave surface and an outer convex surface are formed on two sides of a door plate main body of the curved surface air door, the door plate main body of the curved surface air door has lighter mass on the inner concave surface side than the outer convex surface side, and the mass center of the curved surface air door is close to the outer convex surface. The invention can reduce the quality of the inner side of the curved surface air door, so that the mass center of the curved surface air door deviates to one side of the arc plate, thereby ensuring that the curved surface air door does not incline in the production and assembly process and improving the assembly efficiency.)

1. A curved surface air door for a cabinet air conditioner air duct is characterized in that: the curved surface air door forms concave surface and outer convex surface in its door plant main part both sides, the door plant main part of curved surface air door has the quality lighter than the outer convex surface side at the concave surface side, the barycenter of curved surface air door is close to outer convex surface.

2. The curved damper of claim 1, wherein the door body of the curved damper comprises:

a curved housing having a concave side and a convex side, the convex side forming the outer convex surface and the concave side forming a cavity;

the heat insulation board is embedded in the concave cavity, has the mass density smaller than that of the curved surface shell, and the wall surface of the heat insulation board facing the airflow side of the air duct forms the concave surface which has the shape matched with the inner wall surface of the air duct position of the air conditioner.

3. The curved damper of claim 2, wherein the curved main body of the curved casing is an arc-shaped plate, and the thickness of the arc-shaped plate in the length direction is gradually reduced from the middle part to the two ends.

4. The curved damper of claim 3, wherein the curved housing body has two ends with different weights along the generatrix direction of the curved plate, one end with a larger weight along the generatrix direction is located at one side of the volute, and the other end with a smaller weight along the generatrix direction is located at one side of the volute cover.

5. The curved damper of claim 4, wherein the curved housing body has a first side bar and a second side bar extending along the length of the arc plate at opposite ends of the curved housing body along the generatrix of the arc plate, wherein the first side bar is located at one side of the volute and has a weight greater than that of the second side bar.

6. The curved damper of claim 5, wherein the first edge strip is provided with a first protrusion at a side thereof spaced apart from the scroll case.

7. The curved damper of claim 6,

first strake with the side of second strake all is equipped with the curved surface air door and rotates the boss, on the first strake curved surface air door rotate protruding stretching direction of boss with protruding stretching direction of first arch is the same, on the second strake curved surface air door rotate protruding stretching direction of boss with protruding stretching opposite direction of first arch, just curved surface air door on the first strake rotate the height of boss with first protruding height equals.

8. The curved surface air door on an air conditioner as claimed in claim 7, wherein a limiting rib is provided in the cavity, and a limiting groove matched with the limiting rib is provided on the heat insulation plate.

9. A cabinet air conditioner, characterized in that, it has upper and lower air outlets, there are volute and volute cover on the wind channel communicating the said upper and lower air outlets, there is any curved surface air door of claim 1-8 between said volute and volute cover.

10. A cabinet air conditioner according to claim 9, wherein the inner concave surface of the curved damper forms an arc surface adapted to the inner wall surface of the scroll casing.

11. A cabinet air conditioner according to claim 10, wherein the volute defines a recess, the curved damper is swingably fitted in the recess, and an arc surface defined by the concave surface and an arc surface defined by the inner wall surface of the volute are on the same arc surface when the curved damper is not swung.

Technical Field

The invention relates to the technical field of air conditioners, in particular to a curved surface air door for a cabinet air conditioner air duct and a cabinet air conditioner.

Background

In order to achieve the best air flow smoothness and obtain a better sealing effect, the prior cabinet air conditioner generally adopts a profile modeling design, and needs a better self-temperature-preserving effect to prevent condensate water from being generated in the operation process of an indoor unit of the air conditioner to cause other problems.

The curved surface air door is designed by imitating a volute shape line, the integrity of the volute is kept to the maximum extent, and the air leakage problem is avoided. However, the volute line is a bionic curve, and the mass center of the curved surface air door is deviated to the inner side of the curve, so that the part always deflects to one side in production and assembly, the volute cover cannot be accurately buckled with the volute, and the assembly efficiency is influenced.

Disclosure of Invention

In view of the above, the invention discloses a curved surface air door for a cabinet air conditioner air duct and a cabinet air conditioner, which are used for solving the problem that the assembly efficiency is influenced because a volute cover cannot be always buckled with a volute in the production and composition process because the mass center of the curved surface air door is deviated to the inner side of a curve.

In order to achieve the above object, the invention adopts the following technical scheme:

the invention discloses a curved surface air door used in a cabinet air conditioner air duct, wherein an inner concave surface and an outer convex surface are formed on two sides of a door panel main body of the curved surface air door, the door panel main body of the curved surface air door has lighter mass on the inner concave surface side than the outer convex surface side, and the mass center of the curved surface air door is close to the outer convex surface.

Further, the door plate main body of the curved surface air door includes: a curved housing having a concave side and a convex side, the convex side forming the outer convex surface and the concave side forming a cavity; the heat insulation board is embedded in the concave cavity, has the mass density smaller than that of the curved surface shell, and the wall surface of the heat insulation board facing the airflow side of the air duct forms the concave surface which has the shape matched with the inner wall surface of the air duct position of the air conditioner.

Further, curved surface casing main part is the arc, arc length direction's thickness is attenuate gradually to both ends by the intermediate part.

Furthermore, the curved surface shell body part has different weights at two ends along the generatrix direction of the arc-shaped plate, one end with larger weight along the generatrix direction is positioned at one side of the volute casing, and the other end with smaller weight along the generatrix direction is positioned at one side of the volute casing cover.

Furthermore, a first edge strip and a second edge strip which extend along the length direction of the arc plate are respectively arranged at two ends of the curved surface shell body part along the generatrix direction of the arc plate, wherein the first edge strip is positioned at one side of the volute, and the weight of the first edge strip is greater than that of the second edge strip.

First strake with the side of second strake all is equipped with the curved surface air door and rotates the boss, on the first strake curved surface air door rotate protruding stretching direction of boss with protruding stretching direction of first arch is the same, on the second strake curved surface air door rotate protruding stretching direction of boss with protruding stretching opposite direction of first arch, just curved surface air door on the first strake rotate the height of boss with first protruding height equals.

The heat insulation board is characterized in that limiting ribs are arranged in the cavity, and limiting grooves matched with the limiting ribs are formed in the heat insulation board.

The invention discloses a cabinet air conditioner, which is provided with an upper air outlet and a lower air outlet, wherein a volute and a volute cover are arranged on an air channel communicated with the upper air outlet and the lower air outlet, and the curved air door of the first aspect is arranged between the volute and the volute cover.

Further, the inner concave surface of the curved surface air door forms a cambered surface matched with the inner wall surface of the volute.

Furthermore, the volute forms a groove, the curved surface air door can be embedded in the groove in a swinging mode, and when the curved surface air door does not swing, the arc surface formed by the inner concave surface of the curved surface air door and the arc surface formed by the inner wall surface of the volute are on the same arc surface.

Has the advantages that: the curved surface shell is provided with the concave surface side and the convex surface side, and the door plate main body of the curved surface air door is lighter than the outer convex surface side on the inner concave surface side, so that the mass center of the curved surface air door is close to the outer convex surface, the air door can be kept in an upright state and is not inclined in the assembling and mounting process, and the assembling efficiency is improved.

Drawings

The above and other objects, features and advantages of the present disclosure will become more apparent by describing in detail exemplary embodiments thereof with reference to the attached drawings. The drawings described below are merely exemplary embodiments of the present disclosure, and other drawings may be derived by those skilled in the art without inventive effort.

FIG. 1 is an exploded view showing the entire structure in example 1

FIG. 2 shows an isometric view of the curved damper body of example 1;

FIG. 3 is a schematic view showing an insulation sheet in example 1;

FIG. 4 shows an enlarged view of a portion of FIG. 2 at A;

FIG. 5 is a rear view of the cambered damper in example 1;

FIG. 6 shows a partial enlarged view at B of FIG. 5;

FIG. 7 shows a schematic assembly of the curved damper described in example 1.

Detailed Description

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The terminology used in the embodiments of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used in the examples of the present invention and the appended claims, the singular forms "a", "an", and "the" are intended to include the plural forms as well, and "a" and "an" generally include at least two, but do not exclude at least one, unless the context clearly dictates otherwise.

It should be understood that the term "and/or" as used herein is merely one type of association that describes an associated object, meaning that three relationships may exist, e.g., a and/or B may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

It is also noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a good or system that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such good or system. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a commodity or system that includes the element.

Because the volute line in the prior art is a bionic curve, and the mass center of the curved surface air door is deviated to the inner side of the curve, the part always deflects to one side in production and assembly, so that the volute cover cannot be accurately buckled with the volute together. The curved surface air door is improved, the mass of the inner concave surface side is set to be lighter than that of the outer convex surface, the mass center is close to one side of the outer convex surface, the curved surface air door is always kept in an upright state and is not toppled when being installed, the installation time is saved, and the installation efficiency is improved.

To further illustrate the technical solution of the present invention, the following specific examples are provided with reference to fig. 1 to 7.

Example 1

In the present embodiment, a curved air door for a cabinet air conditioner air duct is provided, as shown in fig. 1-3 and 7, the curved air door has an inner concave surface and an outer convex surface formed on both sides of a door panel main body 10, the door panel main body 10 of the curved air door has a lighter mass on the inner concave surface side than on the outer convex surface side, and the center of mass of the curved air door is close to the outer convex surface.

Further, the door panel main body 10 of the curved damper includes: a curved housing having a concave side and a convex side, the convex side forming the outer convex surface and the concave side forming a cavity; the heat insulation board 30 is embedded in the concave cavity 11, has a mass density smaller than that of the curved surface shell, and the wall surface of the heat insulation board facing the airflow side of the air duct forms the concave surface, and the concave surface has a shape matched with the inner wall surface of the air duct position of the air conditioner.

In this embodiment when the maximum state is opened to the curved surface air door, heated board 30 have with 41 arc adaptations of internal face of spiral case 40 the interior concave surface can reduce the resistance of air current circulation, sets up heated board 30 simultaneously in cavity 11, can reduce curved surface air door switching resistance makes curved surface air door barycenter is partial to the convex surface side, keeps when the assembly the curved surface air door is in upright state and does not empty, improves assembly efficiency, and heated board 30 can also stop the condensation problem of air conditioning indoor set operation in-process simultaneously.

Optionally, in this embodiment, the curved surface air door may be in an "arch shape", the cavity 11 of the curved surface air door is disposed on one side of the concave surface in the door panel main body 10, and the cavity 11 further reduces the mass of the inner side (the side on which the cavity 11 is disposed) of the door panel main body 10, so that the curved surface air door is kept vertical and less prone to tilt in the installation process, and further, the installation positions can be aligned when the volute 40 and the volute cover 50 are covered (the volute 40 and the volute cover 50 are covered and required to be installed with the curved surface air door at the same time).

This embodiment also can set up many strengthening ribs along convex arc surface circumference and the mutual crisscross of generating line direction in cavity 11, cut apart into a plurality of little recesses with cavity 11, can reduce the quality of 10 concave sides of door plant main part makes curved surface air door barycenter to the skew of convex arc surface one side, plays the effect of strengthening to the bulk strength of curved surface air door simultaneously. However, in order to reduce the mass of the concave side of the door panel body 10 to a greater extent and to allow the curved damper to be largely displaced toward the convex side, it is preferable to select the present embodiment without adding the reinforcing rib. The cavity 11 in this embodiment also includes a small groove structure formed by the ribs.

In this embodiment, the cavity 11 may be disposed in the center of the door panel main body 10, that is, the inner side of the cavity 11 is equidistant from the periphery of the door panel main body 10, so that the center of mass of the door panel main body 10 is located at the center of the cavity, and the door panel main body 10 is more stable in the upright state and convenient to assemble.

The main part of curved surface casing is the arc, arc length direction's thickness is attenuate gradually to both ends by the intermediate part.

The length direction of the arc plate in this embodiment refers to the length along the circumferential direction of the arc plate. The center of mass of the door panel main body 10 may be further biased toward the center position of the convex arc surface.

The curved surface casing main body part is located on one side of the volute 40 along the end with the larger weight in the direction of the generatrix, and the other end with the smaller weight in the direction of the generatrix is located on one side of the volute cover 50, so that the mass center of the door panel main body 10 is downwards deviated along the generatrix of the arc-shaped plate, and the curved surface air door is in an upright state, is more stable and is not easy to incline.

Specifically, as shown in fig. 1 and 7, a first edge strip 12 and a second edge strip 13 extending along the length direction of the arc plate are respectively disposed at two ends of the curved casing body portion along the generatrix direction of the arc plate, wherein the first edge strip 12 is located at one side of the scroll casing 40, and the weight of the first edge strip is greater than that of the second edge strip 13. When the curved air door is installed, the first edge strip 12 is positioned on one side of the volute 40, so that the bottom weight is greater than the top weight when the curved air door is upright, and the curved air door is more stable and not easy to incline.

Further, the side of the first edge strip 12 is provided with a first protrusion 121 at intervals opposite to the scroll case 40. After the curved surface air door is installed, in order to guarantee the closure of the curved surface air door, the first protrusion 121 is attached to the air duct inner wall 42 of the volute 40, so that the air leakage area is reduced, meanwhile, the contact area of the first protrusion 121 and the air duct inner wall 42 of the volute 40 is reduced through the first protrusion 121 during the opening and closing of the curved surface air door, the resistance of the opening and closing of the curved surface air door is reduced, the deformation of the curved surface air door is reduced, and the curved surface air door is prevented from being clamped.

Further, as shown in fig. 4-6, first strake 12 with the side of second strake 13 is equipped with curved surface air door and rotates boss 23, on first strake 12 curved surface air door rotate boss 23 protruding stretching direction with first arch 121 is protruding stretching direction the same, on the second strake 13 curved surface air door rotate boss 23 protruding stretching direction with first arch 121 protruding stretching direction is opposite, just curved surface air door on first strake 12 rotate boss 23 the height with first arch 121 highly equals. When the curved surface air door is installed, the curved surface air door is kept in a vertical state and is not inclined, and the installation efficiency is improved.

The respective air door rotating bosses 23 of the first edge bar 12 and the second edge bar 13 are provided with shafts 231 for guiding and limiting, the shafts 231 on the first edge bar 12 and the shafts on the second edge bar 13 are coaxially arranged, the volute 40 and the volute cover 50 are provided with arc-shaped long grooves, and the shafts 231 are arranged in the corresponding arc-shaped long grooves during assembly.

Further, a limiting rib b is arranged in the concave cavity 11, and a limiting groove 31 matched with the limiting rib is arranged on the heat insulation board 30.

The limiting ribs b are arranged in the embodiment to play a role in mounting, positioning and fool-proofing, the number of the limiting ribs b can be arranged into two rows, and the limiting grooves 31 of the heat insulation board 30 are arranged into two rows corresponding to the positions of the limiting ribs b.

This embodiment can be in 11 convex surfaces of circular arc board side surface sets up a plurality of convex hulls, and wherein the convex hull can be pasted 11 convex surfaces of circular arc board are surperficial, in order to reduce the sound of collision when the curved surface air door rotates.

In this embodiment, the first edge strip 12, the second edge strip 13 and the arc plate may be integrally formed by injection molding; or metal materials can be adopted and fixed together in a welding mode.

In order to ensure the structural reliability and strength of the curved air door in the movement process, the door panel main body 10 is made of engineering materials with higher strength, such as engineering plastics like ABS, PC, HIPS and the like, metal materials like aluminum alloy and the like, and composite materials like glass fiber reinforced plastics and the like.

Preferably, the heat insulation board 30 is a heat insulation board with a density smaller than that of the door panel main body 10, the heat insulation board 30 in this embodiment can reduce the effect of reducing the door opening resistance of the area of the door panel main body 10, specifically, the heat insulation board is made of a foam material with low mass density, a good heat insulation effect and low cost, the heat insulation performance of the curved surface air door component is ensured, and the condensation problem of the indoor unit of the air conditioner in the operation process is avoided. In order to obtain higher installation and assembly efficiency, the embedded heat-insulating board 30 of the embodiment is preferably made of rigid foam, and the material includes EPS, PU and the like. However, under the condition of automatic assembly and assembly efficiency, the embedded heat-insulating plate can be made of soft foam materials or other sponge materials such as PE, XPE and PU.

The foaming material has low density, has small influence on the position of the mass center of the curved surface air door component, and reduces the probability that the mass center of the curved surface air door structure inclines to the inner side in the assembly production.

Example 2

The present embodiment provides a cabinet air conditioner, as shown in fig. 1 and 7, which is provided with an upper air outlet and a lower air outlet, wherein a volute 40 and a volute cover 50 are arranged on an air duct communicating the upper air outlet and the lower air outlet, and the curved surface air door described in embodiment 1 is arranged between the volute 40 and the volute cover 50.

The volute 40 and the volute cover 50 are respectively provided with arc-shaped long grooves corresponding to each other, each shaft is provided with a shaft sleeve 80, each shaft sleeve 80 is located in each arc-shaped long groove, the curved air door is rotatably installed between the volute 40 and the volute cover 50, and when the curved air door rotates, the shaft sleeves 80 slide in the arc-shaped long grooves to prevent the curved air door from being clamped.

Further, the inner concave surface of the curved air door forms a cambered surface matched with the inner wall surface 41 of the volute 40, and when the opening angle of the curved air door is the largest, the inner concave surface of the curved air door is connected with the inner wall surface of the volute to form a curved air channel, so that the air exhaust resistance can be reduced.

Further, the volute 40 forms a groove, the curved surface air door can be embedded in the groove in a swinging mode, and when the curved surface air door does not swing, the arc surface formed by the inner concave surface of the curved surface air door and the arc surface formed by the inner wall surface of the volute are on the same arc surface.

The volute 40 is covered with the volute cover 50, an air duct is formed between the groove of the volute 40 and the volute cover 50, and the curved air door is rotatably installed in the air duct and used for adjusting the air output of the air conditioner.

Exemplary embodiments of the present disclosure are specifically illustrated and described above. It is to be understood that the present disclosure is not limited to the precise arrangements, instrumentalities, or instrumentalities described herein; on the contrary, the disclosure is intended to cover various modifications and equivalent arrangements included within the spirit and scope of the appended claims.