CN213273157U - Air conditioner and indoor unit thereof - Google Patents
Air conditioner and indoor unit thereof Download PDFInfo
- Publication number
- CN213273157U CN213273157U CN202021866882.7U CN202021866882U CN213273157U CN 213273157 U CN213273157 U CN 213273157U CN 202021866882 U CN202021866882 U CN 202021866882U CN 213273157 U CN213273157 U CN 213273157U
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- housing
- framework
- indoor unit
- fixing structure
- air conditioner
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- 238000004378 air conditioning Methods 0.000 claims description 16
- 230000003014 reinforcing effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- 239000011148 porous material Substances 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 230000002159 abnormal effect Effects 0.000 description 5
- 230000008602 contraction Effects 0.000 description 5
- 238000009434 installation Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 230000000149 penetrating effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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- Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
Abstract
The utility model discloses an air conditioner and an indoor unit thereof, wherein the indoor unit of the air conditioner comprises a framework and a housing covering the framework, and the housing is connected with the framework through a plurality of fixed structures arranged along the length direction of the housing; in the plurality of fixing structures, the outer fixing structure positioned at the edge of the housing enables a play gap which enables the framework to move relative to the housing to be formed between the housing and the framework; the middle fixing structure positioned in the middle of the housing enables the housing to be tightly connected with the framework. The utility model utilizes a plurality of fixing structures to connect the housing and the framework, and the middle fixing structure enables the housing and the framework to be tightly connected; the outer fixing structure enables a play gap to be formed between the housing and the framework. When the skeleton produced expend with heat or contract with cold, the extension volume of skeleton or the great skeleton edge part of flexible volume can remove along the relative housing of drunkenness clearance between housing and the skeleton to the internal stress that the expend with heat and contract with cold produced is fallen in the release, so can eliminate the different sound because of expend with heat and contract with cold production, thereby the user that has improved the air conditioner uses experience.
Description
Technical Field
The utility model relates to an air conditioning technology field, more specifically say, relate to an air conditioner and indoor set thereof.
Background
At present, a housing and a framework in the on-hook air conditioner are fastened by uniformly distributed screws during assembly. However, the expansion and elongation of the framework can be generated when the air conditioner air duct is heated, the framework can be tightened and shortened when the air conditioner air duct is cooled, the used screw structure can inhibit the expansion and contraction of the framework, the framework can generate large internal stress and deform, abnormal sound is generated, and the user experience is poor.
In summary, how to eliminate abnormal sound caused by thermal expansion and cold contraction to improve the user experience of the air conditioner is a technical problem to be solved by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
In view of this, the present invention is directed to an air conditioner and an indoor unit thereof, to eliminate the abnormal sound generated by thermal expansion and cold contraction, thereby improving the user experience of the air conditioner.
In order to achieve the above object, the utility model discloses a following technical scheme:
an air-conditioning indoor unit comprises a framework and a cover shell covering the framework, wherein the cover shell is connected with the framework through a plurality of fixing structures arranged along the length direction of the cover shell;
the outer fixing structure positioned on the edge of the cover shell enables a play gap which enables the framework to move relative to the cover shell to be formed between the cover shell and the framework; and a middle fixing structure positioned in the middle of the housing enables the housing to be tightly connected with the framework.
Preferably, in the indoor unit of an air conditioner, the fixing structure includes a threaded connector penetrating through the mounting hole of the casing, and the threaded connector is locked and fixed with the framework;
wherein the play gap is formed between the threaded connector of the outer fixing structure and the housing; and the threaded connecting piece of the middle fixing structure is locked and fixed with the housing.
Preferably, in the air conditioning indoor unit, the play gap includes:
an axial gap along an axial direction of the threaded connection;
a radial clearance along a circumference of the threaded connection.
Preferably, in the air conditioning indoor unit, the framework is provided with an installation column protruding toward the housing, the housing is stacked on a positioning shoulder of the installation column, and the threaded connector is locked to the installation column.
Preferably, in the indoor unit of an air conditioner, the mounting column at the edge of the framework is provided with a positioning protrusion penetrating through the mounting hole of the housing, and the positioning protrusion protrudes out of the positioning shoulder;
the threaded connecting piece of the middle fixing structure is attached and fixed with the housing;
the threaded connection piece of the outer side fixing structure is fixedly attached to the positioning protrusion, the positioning protrusion is provided with the radial gap between the hole walls of the mounting holes, and the top surface of the positioning protrusion is far away from the housing to form the axial gap between the surfaces of the frameworks.
Preferably, in the indoor unit of an air conditioner, the mounting column includes a cylinder and a plurality of radial reinforcing ribs arranged on the periphery of the cylinder, and the radial reinforcing ribs form the positioning shoulders; the position of the cylinder protruding out of the positioning shoulder forms the positioning bulge;
the threaded connecting piece is a screw.
Preferably, in the indoor unit of an air conditioner, an assembly gap is formed between the threaded connector of the middle fixing structure and a hole wall of the mounting hole of the casing, and the assembly gap is smaller than the radial gap.
Preferably, in the indoor unit of an air conditioner, the radial gap is 0.8 to 1.2 mm;
the axial clearance is 0.4-0.6 mm;
the assembly gap is 0.4-0.6 mm.
Preferably, in the indoor unit of an air conditioner, the number of the fixing structures is 4, and the fixing structures are arranged on a straight line along the length direction of the framework;
wherein, two that are located both sides are outside fixed knot constructs, two that are located the centre are middle part fixed knot constructs.
According to the technical scheme, the air-conditioning indoor unit comprises a framework and a housing covering the framework, wherein the housing is connected with the framework through a plurality of fixing structures arranged along the length direction of the housing; in the plurality of fixing structures, the outer fixing structure positioned at the edge of the housing enables a play gap which enables the framework to move relative to the housing to be formed between the housing and the framework; the middle fixing structure positioned in the middle of the housing enables the housing to be tightly connected with the framework.
The utility model utilizes a plurality of fixed structures to connect the housing and the framework, and the middle fixed structure positioned in the middle of the housing makes the housing and the framework tightly connected; the outer fixing structure positioned on the edge of the housing enables a play gap to be formed between the housing and the framework. When the air conditioner heats or refrigerates, the skeleton produces expend with heat or contract with cold, the great skeleton edge part of the extension volume or the flexible volume of skeleton can move along the relative housing in the drunkenness clearance between housing and the skeleton to the internal stress that the expend with heat and contract with cold produced is fallen in the release, so can eliminate the different sound because of expend with heat and contract with cold production, thereby the user who has improved the air conditioner uses experience.
The utility model also discloses an air conditioner, including any kind of above-mentioned air conditioning indoor set, because above-mentioned air conditioning indoor set has above-mentioned effect, the air conditioner that has above-mentioned air conditioning indoor set has same effect, so this paper is no longer repeated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic view of an assembly structure of an indoor unit of an air conditioner disclosed in an embodiment of the present invention;
FIG. 2 is a partially enlarged structural view of A in FIG. 1;
fig. 3 is a sectional view of an outer fixing structure of an indoor unit of an air conditioner according to an embodiment of the present invention;
fig. 4 is a cross-sectional view of a middle fixing structure of an indoor unit of an air conditioner according to an embodiment of the present invention.
Detailed Description
The embodiment of the utility model discloses air conditioner and indoor set thereof can eliminate the different sound that produces because of expend with heat and contract with cold to improve the user of air conditioner and use experience.
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying 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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, an air-conditioning indoor unit disclosed in the embodiment of the present invention includes a framework 1 and a casing 2 covering the framework 1, wherein the casing 2 is connected to the framework 1 by a plurality of fixing structures arranged along a length direction of the casing 2; among the plurality of fixing structures, the outer fixing structure positioned at the edge of the housing 2 ensures that a play gap which can enable the framework 1 to move relative to the housing 2 is formed between the housing 2 and the framework 1; the middle fixing structure positioned in the middle of the housing 2 enables the housing 2 to be tightly connected with the framework 1.
The utility model utilizes a plurality of fixed structures to connect the housing 2 and the framework 1, and the middle fixed structure positioned in the middle of the housing 2 enables the housing 2 and the framework 1 to be tightly connected; the outer fixing structure located at the edge of the housing 2 provides a play gap between the housing 2 and the frame 1. When the air conditioner heats or refrigerates, skeleton 1 produces expend with heat or contract with cold, and the 1 edge part of the 1 great skeleton of extension volume or the flexible volume of skeleton 1 can remove along housing 2 relatively in the drunkenness clearance between housing 2 and the skeleton 1 to the internal stress that the expend with heat and contract with cold produced is fallen in the release, so can eliminate the different sound because of expend with heat and contract with cold production, thereby improved the user of air conditioner and used experience.
In order to facilitate assembly, the fixing structure comprises a threaded connecting piece which penetrates through a mounting hole of the housing 2, and the threaded connecting piece is locked and fixed with the framework 1; wherein, a play gap is arranged between the threaded connecting piece of the outer side fixing structure and the housing 2; the threaded connecting piece of the middle fixing structure is locked and fixed with the housing 2. Thus, the screw connector can be fastened to the frame 1 through the mounting hole of the housing 2 from the housing 2 side. Alternatively, the threaded connector can also pass through the framework 1 to be locked and fixed on the housing 2, so that a play gap is formed between the threaded connector of the outer fixing structure and the framework 1.
The utility model discloses a fixed knot constructs the same, only lies in that the installation clearance is different, simple structure, easily processing and assembly. It can be understood that the outside fixing structure and the middle fixing structure can be different, for example, the outside fixing structure adopts a positioning pin, and the middle fixing structure adopts a riveting piece, so as to realize the technical effects of the same locking of the middle part of the housing 2 and the framework 1 and the play clearance between the two sides.
In order to optimize the technical scheme, the play clearance comprises an axial clearance s2 along the axial direction of the threaded connection; radial gap s1 along the circumference of the threaded connection. Thus, when the frame 1 expands with heat and contracts with cold, the frame can move along the axial gap s2 relative to the housing 2 to generate axial movement along the threaded connector, and can move along the radial gap s1 relative to the surface of the housing 2 along the entire circumferential direction of the threaded connector, so that internal stress generated in each direction of the frame 1 can be released, and the effect of eliminating abnormal noise is improved.
Of course, the play gap may include only a single direction or a plurality of directions obtained by daily use, such as a gap along the length of the frame 1 and a gap along the connecting direction of the frame 1 and the housing 2.
As shown in fig. 3-4, the framework 1 is provided with a mounting post 11 protruding towards the housing 2, the housing 2 is stacked on a positioning shoulder of the mounting post 11, the threaded connector is locked on the mounting post 11, and at this time, the mounting post 11 is provided with a threaded hole matched with the threaded connector. This embodiment utilizes location shoulder location housing 2 to utilize 11 locking threaded connection spare of erection column, can increase threaded connection spare and skeleton 1's length of being connected, increase fixed strength. It can be understood that the present application can also lock the threaded connector to the body of the framework 1 directly without providing the mounting post 11.
In order to further optimize the technical scheme, a positioning bulge 11a penetrating through a mounting hole of the housing 2 is arranged on the mounting column 11 at the edge of the framework 1, and the positioning bulge 11a protrudes out of the positioning shoulder, as shown in fig. 2; wherein, the thread connecting piece of the middle fixing structure is jointed and fixed with the housing 2, as shown in fig. 4; the threaded connector of the outer fixing structure is attached and fixed to the positioning protrusion 11a, a radial gap s1 is formed between the positioning protrusion 11a and the hole wall of the mounting hole, and an axial gap s2 is formed between the top surface of the positioning protrusion 11a and the surface of the housing 2 far away from the framework 1, as shown in fig. 3.
The utility model increases the height of the mounting post 11 at the upper edge of the framework 1 to form a positioning bulge 11a, so that the positioning bulge 11a penetrates into the corresponding mounting hole at the upper edge of the housing 2 and protrudes out of the housing 2; when the threaded connecting piece is installed, the threaded connecting piece is fastened to the bottom and is attached and fixed to the positioning protrusion 11a, the axial gap s2 and the radial gap s1 can be formed between the positioning protrusion 11a and the housing 2, the size of the gap does not need to be adjusted in the installation process, and the threaded connecting piece is convenient to assemble.
In addition, the size of the axial gap s2 and the size of the radial gap s1 can be accurately controlled by using the size of the positioning protrusion 11a, and the assembling precision is improved. Of course, the positioning protrusion 11a may not be provided in the present application, and the play gap may be directly formed between the threaded connector and the housing 2 by controlling the matching length between the threaded connector and the frame 1.
As shown in fig. 2, the mounting post 11 includes a cylinder and a plurality of radial ribs disposed on the periphery of the cylinder, the radial ribs forming positioning shoulders; a positioning bulge 11a is formed at the position of the cylinder protruding out of the positioning shoulder; specifically, radial strengthening rib is three, and evenly distributed has improved erection column 11's joint strength in cylindrical axial. This application utilizes the top of constant diameter post to form location arch 11a, makes things convenient for machine-shaping.
The mounting column 11 can also be a reducing column with a step surface, a positioning shoulder is formed by a thick section, and a positioning bulge 11a is formed at a thin end.
For convenient installation, the threaded connecting piece is a screw 3; of course, the threaded connector may be a bolt, a screw, or the like, and may be used in conjunction with a nut.
To further facilitate assembly, the threaded connection of the central fixing structure has an assembly clearance s3 with the wall of the mounting hole of the casing 2, this assembly clearance s3 being smaller than the above-mentioned radial clearance s 1. In this way, the mounting hole in the middle of the housing 2 facilitates the passage of the screw 3. Of course, the mounting hole in the middle of the housing 2 may also be a threaded hole for locking with the screw 3.
Preferably, the radial gap s1 is 0.8-1.2 mm; the axial clearance s2 is 0.4-0.6 mm; the assembly clearance s3 is 0.4-0.6 mm. In a particular embodiment, the radial gap s1 is 1 mm; axial gap s2 is 0.5 mm; the fitting clearance s3 is 0.5 mm. After the positioning protrusion 11a of the mounting post 11 penetrates into the mounting hole of the housing 2, a gap of 1mm is formed between the positioning protrusion and the wall of the mounting hole, and the positioning protrusion is 20.5mm higher than the wall of the housing, and then the screw 3 is fastened to the bottom of the mounting post 11.
This application adopts above-mentioned reserved clearance value, does not influence its assembly structure at air conditioner non-operating condition, of course, according to the actual application condition, other numerical values can also be adopted in above-mentioned clearance.
In order to ensure the fixing strength, 4 fixing structures are arranged on a straight line along the length direction of the framework 1; wherein, two that are located both sides are outside fixed knot and construct, and two that are located the centre are middle part fixed knot and construct. In the embodiment, the framework 1 and the housing 2 are fixedly connected at the middle part by using two fixing structures, and the framework 1 and the housing 2 are connected with each other at the edge part by using two fixing structures with a play gap; after the screws 3 are fastened, when an air conditioner heats or refrigerates, the first screw 3 and the last screw 3 are subjected to the maximum expansion force or the maximum contraction force, and at the moment, the two screws 3 can drive the framework 1 to slide relative to the housing 2 together, so that abnormal sound caused by thermal expansion and cold contraction is eliminated.
It can be understood that, according to different specifications of the air conditioning indoor unit, the framework 1 and the casing 2 can be connected by other fixing structures, such as 3 fixing structures.
The embodiment of the utility model provides a still disclose an air conditioner, machine in the air conditioner that provides including any one of the above-mentioned embodiments can eliminate the different sound because of expend with heat and contract with cold production to improve the user of air conditioner and use experience, its advantage is brought by the machine in the air conditioner, and concrete please refer to the relevant part in the above-mentioned embodiment, just no longer describe herein.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. An air-conditioning indoor unit comprises a framework (1) and a cover shell (2) covering the framework (1), and is characterized in that the cover shell (2) is connected with the framework (1) through a plurality of fixing structures arranged along the length direction of the cover shell (2);
the outer fixing structure positioned at the edge of the cover shell (2) enables a play gap which enables the frame (1) to move relative to the cover shell (2) to be formed between the cover shell (2) and the frame (1) in the plurality of fixing structures; and a middle fixing structure positioned in the middle of the housing (2) enables the housing (2) to be fixedly connected with the framework (1).
2. An air-conditioning indoor unit according to claim 1, wherein the fixing structure comprises a threaded connector passing through a mounting hole of the casing (2), and the threaded connector is locked and fixed with the framework (1);
wherein the play gap is formed between the threaded connector of the outer fixing structure and the housing (2); and the threaded connecting piece of the middle fixing structure is locked and fixed with the housing (2).
3. An indoor unit of an air conditioner according to claim 2, wherein the play gap comprises:
an axial gap (s2) along an axial direction of the threaded connection;
a radial gap (s1) circumferentially along the threaded connection.
4. An air-conditioning indoor unit according to claim 3, wherein a mounting post (11) protruding toward the casing (2) is provided on the frame (1), the casing (2) is superposed on a positioning shoulder of the mounting post (11), and the threaded connector is locked to the mounting post (11).
5. The indoor unit of claim 4, wherein a positioning protrusion (11a) passing through a mounting hole of the casing (2) is provided on the mounting post (11) at the edge of the frame (1), and the positioning protrusion (11a) protrudes from the positioning shoulder;
the threaded connecting piece of the middle fixing structure is attached and fixed with the housing (2);
the threaded connection spare of outside fixed knot structure with it is fixed to fix a position protruding (11a) laminating, fix a position protruding (11a) with have between the pore wall of mounting hole radial clearance (s1), the top surface of fixing a position protruding (11a) with housing (2) are kept away from form between the surface of skeleton (1) axial clearance (s 2).
6. An air-conditioning indoor unit according to claim 5, wherein the mounting column (11) comprises a cylindrical column and a plurality of radial reinforcing ribs provided on the outer periphery of the cylindrical column, the radial reinforcing ribs forming the positioning shoulders; the part of the cylinder protruding out of the positioning shoulder forms the positioning bulge (11 a);
the threaded connecting piece is a screw (3).
7. The air conditioning indoor unit of claim 5, wherein a fitting clearance (s3) is provided between the threaded connector of the middle fixing structure and a hole wall of the mounting hole of the casing (2), the fitting clearance (s3) being smaller than the radial clearance (s 1).
8. An air-conditioning indoor unit according to claim 7, characterized in that the radial gap (s1) is 0.8-1.2 mm;
the axial clearance (s2) is 0.4-0.6 mm;
the assembly gap (s3) is 0.4-0.6 mm.
9. An indoor unit of an air conditioner according to claim 1, wherein the number of the fixing structures is 4, and the fixing structures are arranged on a straight line along a length direction of the frame (1);
wherein, two that are located both sides are outside fixed knot constructs, two that are located the centre are middle part fixed knot constructs.
10. An air conditioner characterized by comprising an indoor unit of an air conditioner according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021866882.7U CN213273157U (en) | 2020-08-31 | 2020-08-31 | Air conditioner and indoor unit thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021866882.7U CN213273157U (en) | 2020-08-31 | 2020-08-31 | Air conditioner and indoor unit thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213273157U true CN213273157U (en) | 2021-05-25 |
Family
ID=75979222
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021866882.7U Active CN213273157U (en) | 2020-08-31 | 2020-08-31 | Air conditioner and indoor unit thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213273157U (en) |
-
2020
- 2020-08-31 CN CN202021866882.7U patent/CN213273157U/en active Active
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