CN110397986B

CN110397986B - Air conditioner indoor unit

Info

Publication number: CN110397986B
Application number: CN201810357483.9A
Authority: CN
Inventors: 胡兰岐; 刘光朋; 马令庆; 朱振学; 夏继红
Original assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Haier Smart Home Co Ltd
Current assignee: Qingdao Haier Air Conditioner Gen Corp Ltd; Haier Smart Home Co Ltd
Priority date: 2018-04-20
Filing date: 2018-04-20
Publication date: 2021-06-29
Anticipated expiration: 2038-04-20
Also published as: WO2019200822A1; CN110397986A

Abstract

The invention discloses an air-conditioning indoor unit, comprising: housing and setting are in panel structure on the housing, panel structure includes: a panel and a panel connecting part; the panel connecting part is provided with a limiting rod; a limiting groove is formed in the housing; the limiting groove is formed by communicating two or more limiting parts; the limiting rod is inserted into the limiting groove and slides between different limiting parts to limit the opening position of the panel. The air conditioner indoor unit disclosed by the embodiment of the invention avoids the problems that the panel is automatically closed because of the small strength of the limiting block or the panel is difficult to close because of the large strength of the limiting block in the maintenance or checking process, improves the safety of panel maintenance and avoids unnecessary loss brought to users.

Description

Air conditioner indoor unit

Technical Field

The invention relates to the technical field of household appliances, in particular to an air conditioner indoor unit.

Background

At present, a front panel and a housing of a wall-mounted air conditioner indoor unit are generally of a split structure, and the panel is covered on the housing and used for protecting structural members in the indoor unit. In normal use, the panel and the housing are required to be firmly fixed together, and the panel is required to be opened when the panel is required to be checked, maintained and the like. The tradition adopts the screw to realize that panel and housing can dismantle the combination, and for solving the tradition mode assembly operation that adopts the screw complicated, defect such as length in the worker and inefficiency, prior art discloses an air conditioning indoor set, and this air conditioning indoor set's panel and housing rotate through pivot and pivot hole and are connected, and panel and housing pass through the cooperation realization chucking of panel chucking part and housing chucking part fixed, and for the ease of opening and spacing when closing, still be equipped with recess, locating piece, first stopper and second stopper, the recess with first stopper cooperation is realized just the closed position of panel on the housing carries on spacingly, and the locating piece is spacing to the open position of panel on the housing with the cooperation realization of second stopper.

When the strength of the limiting block is low, the panel is automatically closed in the maintenance or checking process, potential safety hazards such as fingers of maintenance personnel are injured by clamps or air conditioner parts are damaged by clamps are caused, when the strength of the limiting block is high, the panel is difficult to close, the potential safety hazards that the air conditioner panel is damaged by too much force exist, and unnecessary loss is brought to a user.

Disclosure of Invention

The embodiment of the invention provides an air conditioner indoor unit. The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview and is intended to neither identify key/critical elements nor delineate the scope of such embodiments. Its sole purpose is to present some concepts in a simplified form as a prelude to the more detailed description that is presented later.

According to an embodiment of the present invention, there is provided an indoor unit of an air conditioner, including: housing and setting are in panel structure on the housing, panel structure includes: a panel and a panel connecting part; the panel connecting part is provided with a limiting rod; a limiting groove is formed in the housing; the limiting groove is formed by communicating two or more limiting parts; the limiting rod is inserted into the limiting groove and slides between different limiting parts to limit the opening position of the panel.

Optionally, the limiting groove includes: the first limiting part, the second limiting part and the transition part; the limiting rod is arc-shaped along the motion tracks of the first limiting part and the second limiting part; the limiting rod is linear along the motion track of the transition part.

Optionally, the radius of the motion track of the limiting rod along the first limiting part is the same as the radius of the motion track of the limiting rod along the second limiting part.

Optionally, an included angle between the central line of the transition portion and the horizontal direction is 60 ° to 70 °.

Optionally, the method further includes: a panel rotating shaft arranged on the panel connecting part; a guide groove provided on the housing; the panel rotating shaft is inserted in the guide groove, and the panel and the housing are rotatably connected through the panel rotating shaft and the guide groove.

Optionally, the guide groove is formed by communicating two or more guide parts; the panel rotating shaft slides between different guide parts to change the opening angle of the panel.

Optionally, the method further includes: one or more fasteners disposed on the panel and one or more fastener attachments disposed on the housing; the fastener is matched with the fastener accessory.

Optionally, the fastener is a latch; the buckle accessory is a clamping groove matched with the clamping tongue.

Optionally, the fastener is disposed on an inner side of the panel adjacent to an edge of the panel.

The technical scheme provided by the embodiment of the invention has the following beneficial effects:

the air-conditioning indoor unit disclosed by the embodiment of the invention comprises a housing and a panel structure arranged on the housing, wherein the panel connecting part is provided with the limiting rod, the limiting rod slides between different limiting parts of the limiting groove to limit the opening position of the panel by changing the motion track of the limiting rod, the problems that the panel is automatically closed because the strength of the limiting rod is small or the panel is difficult to close because the strength of the limiting rod is large in the maintenance or checking process are avoided, the maintenance safety of the panel is improved, and unnecessary loss brought to users is avoided.

It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention, as claimed.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments consistent with the invention and together with the description, serve to explain the principles of the invention.

FIG. 1 is a side view of a panel structure according to an exemplary embodiment;

FIG. 2 is a schematic cross-sectional view of a retaining groove and guide groove shown in accordance with an exemplary embodiment;

FIG. 3 is a schematic diagram illustrating a panel open state according to an exemplary embodiment;

FIG. 4 is a schematic diagram illustrating a panel open state according to an exemplary embodiment;

FIG. 5 is a schematic diagram illustrating a panel open state according to an exemplary embodiment.

Detailed Description

The following description and the drawings sufficiently illustrate specific embodiments of the invention to enable those skilled in the art to practice them. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The scope of embodiments of the invention encompasses the full ambit of the claims, as well as all available equivalents of the claims. Embodiments may be referred to herein, individually or collectively, by the term "invention" merely for convenience and without intending to voluntarily limit the scope of this application to any single invention or inventive concept if more than one is in fact disclosed. Herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed. For the structures, products and the like disclosed by the embodiments, the description is relatively simple because the structures, the products and the like correspond to the parts disclosed by the embodiments, and the relevant parts can be just described by referring to the method part.

In the air-conditioning indoor unit disclosed by the prior art, in order to facilitate the limiting during opening and closing, a groove, a positioning block, a first limiting block and a second limiting block are arranged, the groove is matched with the first limiting block to limit the closing position of the panel on the housing, and the positioning block is matched with the second limiting block to limit the opening position of the panel on the housing. This machine in air conditioning is except that when the intensity of stopper is less, at the maintenance or look over the automatic closure of in-process panel, cause the clamp to hinder the maintainer finger or press from both sides potential safety hazards such as bad air conditioner spare part, when the intensity of stopper is great, the panel is more difficult when closing, and there is the hidden danger that damages the air conditioner panel too greatly hard, bring the unnecessary loss for the user, in long-time use, locating piece and the continuous running-in of second stopper, can make the panel at the maintenance or look over the automatic closure of in-process equally, cause the clamp to hinder the maintainer finger or press from both sides potential safety hazards such as bad air conditioner spare part. Therefore, the invention mainly discloses an air conditioner indoor unit which is improved aiming at the connection relation between an air conditioner panel and a housing.

In the embodiment of the invention, the air-conditioning indoor unit comprises a housing and a panel structure arranged on the housing. As shown in fig. 1, which is a side view of a panel structure, the panel structure includes: a panel 1 and a panel coupling part 2.

Wherein, be provided with gag lever post 4 on the panel connecting portion 2, gag lever post 4 is used for restricting panel 1 self-closing to keep panel 1 to be in a certain open position unchangeable, make things convenient for maintenance personal or user to maintain, look over or clear up the indoor set.

In order to realize the automatic closing of the limiting panel 1, as shown in fig. 2, a limiting groove 6 is arranged on the housing, and the limiting rod 4 is inserted into the limiting groove 6. The limiting groove 6 is formed by communicating two or more limiting parts, and the limiting rod 4 slides among different limiting parts to control the panel 1 to be at different opening positions. For example: when a user cleans a position close to the panel in the indoor unit, the panel 1 is opened by a small angle, and if the opening angle is too large, dust can enter the indoor unit; when the parts inside the indoor unit need to be repaired, the panel 1 needs to be opened at a large angle. Therefore, the position of the limiting rod 4 in the limiting groove 6 can be controlled according to different scenes.

As shown in fig. 2, in some alternative embodiments, in order to realize that the limiting rod 4 slides between different limiting parts to control the panel 1 to be in different opening positions, and at the same time, simplify the processing procedure and improve the production efficiency, the limiting groove 6 includes: a first limiting part 61, a second limiting part 62 and a transition part 63. The limiting rod 4 is arc-shaped along the motion tracks of the first limiting part 61 and the second limiting part 62. The motion track of gag lever post 4 along transition portion 63 is the linear type, and gag lever post 4 realizes through transition portion 63 that the switching of different spacing portions is in different opening position with control panel 1 and convenience of customers or maintenance personal carry out different operations to the indoor set.

In some alternative embodiments, the radius R1 of the motion trajectory of the gag lever post 4 along the first gag portion 61 is the same as the radius R2 of the motion trajectory along the second gag portion 62. The coverage area of the panel 1 is small, the panel 1 can meet the operation of a user or a maintenance person on the indoor unit by rotating the panel 1 by an angle smaller than 180 degrees from the closed position, therefore, the panel 1 can be controlled to be in different opening positions for meeting the requirement of the limiting rod 4, the coverage area of the panel 1 is small, and the R1 is selectable, and the value range is 13-16 mm. Preferably, R1 takes the value 13mm, 13.5mm, 14mm, 14.5mm, 15mm, 15.5mm or 16 mm.

In alternative embodiments, the angle α between the centerline of the transition 63 and the horizontal is 60 ° to 70 °. Preferably, α is 60 °, 65 ° or 70 °. The size of the included angle alpha determines that the control panel 1 of the limiting rod 4 has different opening angles when being at different opening positions, and meanwhile, the limiting rod 4 is convenient to open and close. The contained angle alpha undersize can lead to panel 1 turned angle little, brings inconvenience to the operation of indoor set for user or maintenance personal, and gag lever post 4 switches between the spacing portion of difference and needs exogenic action, and contained angle alpha when too big, needs great external force for realizing that gag lever post 4 switches between the spacing portion of difference, causes the hidden danger that damages panel 1 and bring loss of property for the user.

In the above embodiment, since the cross section of the stopper rod 4 is circular, the end portions of the first stopper portion 61 and the second stopper portion 62 are arc-shaped, and the end portion of the transition portion 63 is arc-shaped to accommodate the stopper rod 4 to slide therein. In order to facilitate the sliding of the limiting rod 4 in the first limiting part 61, the second limiting part 62 and the transition part 63 and avoid the friction between the limiting rod 4 and the first limiting part 61, the second limiting part 62 and the transition part 63, the widths of the first limiting part 61, the second limiting part 62 and the transition part 63 are larger than the diameter of the limiting rod 4. As shown in FIG. 2, the width of the first position-limiting part 61, the width of the second position-limiting part 62 and the width of the transition part 63 are L1, the outer diameter of the limiting rod 4 is L2, and optionally, the difference between L1 and L2 is 0.3 mm-0.5 mm. Optionally, L2 is 3mm to 4 mm.

In the foregoing embodiment, in order to solve the defects of complex assembly operation, long working time, low efficiency and the like in the conventional screw-based manner, the indoor unit of an air conditioner further includes: and a panel rotating shaft 3 arranged on the panel connecting part 2. The housing is provided with a guide groove 5. Panel pivot 3 cartridge is in the guide way 5, panel 1 and housing rotate through panel pivot 3 and guide way 5 and are connected, when opening the panel, need not processes such as dismouting, and easy operation improves maintenance or cleaning efficiency.

In the foregoing embodiment, the guide groove 5 is composed of two or more guide portions communicating with each other. The panel hinge 3 slides between different guides for changing the opening angle of the panel 1.

In some alternative embodiments, as shown in fig. 2, the guide groove 5 is formed by communicating a first guide portion 51 and a second guide portion 52. The first guide part 51 and the second guide part 52 are in the shape of a fan with the same diameter, the cross section of the guide groove 5 is in the shape of two fan-shaped parts with the same diameter, the distance of the circle centers of the first guide part 51 and the second guide part 52 in the horizontal direction is smaller than the diameter of the panel rotating shaft 3, the position play of the panel rotating shaft 3 is prevented, the opening position of the control panel 1 is also controlled, and the panel 1 is prevented from being automatically closed without external force. As shown in fig. 2, the diameter of the first guide part 51 and the second guide part 52 is L3, and for the convenience of rotating the panel rotating shaft 3, L3 is larger than the diameter L4 of the panel rotating shaft 3, and optionally, the difference between L3 and L4 is 0.3mm to 0.5 mm. Optionally, L4 is 3mm to 4 mm.

Fig. 3, 4 and 5 show the panel 1 in different open positions. As shown in fig. 3, under the condition that the panel 1 is closed, the panel rotating shaft 3 is located in the second guiding portion 52, in the early stage of opening the panel 1, the limiting rod 4 slides in the second limiting portion 62, the motion track is arc-shaped, when the limiting rod 4 slides from the second limiting portion 62 to the first limiting portion 61 via the transition portion 63, the panel rotating shaft 3 enters the first guiding portion 51 from the second guiding portion 52, the panel rotating shaft 3 slides in the first limiting portion 61 until the panel rotating shaft slides to the end portion of the first limiting portion 61 far away from the second limiting portion 62, as shown in fig. 5, the panel 1 is opened to the maximum opening angle.

In some optional embodiments, in order to meet the requirement that the panel 1 is tightly closed with the casing in daily use so as to prevent dust from entering the indoor unit due to looseness of the panel, the indoor unit of the air conditioner further comprises: the panel comprises one or more clamping pieces arranged on the panel 1 and one or more clamping accessories arranged on the housing, wherein the clamping pieces and the clamping accessories are matched to realize that the panel is close to the housing. In order to simplify the manufacturing process and save the cost, preferably, the fastening piece is a fastening tongue, and the fastening accessory is a clamping groove matched with the fastening tongue. In order to keep the appearance of the indoor unit clean and convenient for the panel 1 to be opened, the fastener is arranged on the inner side surface of the panel 1 and close to the edge of the panel 1.

It is to be understood that the present invention is not limited to the procedures and structures described above and shown in the drawings, and that various modifications and changes may be made without departing from the scope thereof. The scope of the invention is limited only by the appended claims.

Claims

1. An indoor unit of an air conditioner, comprising: housing and setting are in panel structure on the housing, its characterized in that, panel structure includes: a panel and a panel connecting part; the panel connecting part is provided with a limiting rod and a panel rotating shaft; the housing is provided with a limiting groove and a guide groove; the limiting groove is formed by communicating two or more limiting parts; the limiting rod is inserted into the limiting groove and slides among different limiting parts to limit the opening position of the panel; the guide groove is formed by communicating two or more than two guide parts, and the panel rotating shaft is inserted in the guide groove.

2. The indoor unit of claim 1, wherein the limiting groove comprises: the first limiting part, the second limiting part and the transition part; the limiting rod is arc-shaped along the motion tracks of the first limiting part and the second limiting part; the limiting rod is linear along the motion track of the transition part.

3. The indoor unit according to claim 2, wherein a radius of the restricting lever along a movement locus of the first restricting portion is the same as a radius of a movement locus of the second restricting portion.

4. The indoor unit of claim 2, wherein an angle between a center line of the transition portion and a horizontal direction is 60 ° to 70 °.

5. The indoor unit of claim 1, wherein the panel and the casing are rotatably coupled by the panel rotating shaft and the guide groove.

6. The indoor unit of claim 5, wherein the panel rotation shaft slides between the different guide portions for changing an opening angle of the panel.

7. The indoor unit of claim 1, further comprising: one or more fasteners disposed on the panel and one or more fastener attachments disposed on the housing; the fastener is matched with the fastener accessory.

8. The indoor unit of claim 7, wherein the latch is a latch tongue; the buckle accessory is a clamping groove matched with the clamping tongue.

9. The indoor unit of claim 7, wherein the latch is disposed on an inner side of the panel adjacent to an edge of the panel.