WO2020125275A1 - Cabinet-type air conditioner - Google Patents

Abstract

A cabinet-type air conditioner, relating to the technical field of air conditioners. The cabinet-type air conditioner comprises an air conditioner body and an air supply assembly provided inside the air conditioner body, wherein the air supply assembly comprises: an air duct framework (1) provided with a vertically extended fan accommodating cavity, a maintenance pore channel (5) with the inner diameter greater than the outer diameter of the fan being formed at the top of the fan accommodating cavity; the fan (2) with a rotating shaft rotatably provided in the fan accommodating cavity by means of a pivot component, the rotating shaft and the maintenance pore channel (5) being coaxially provided; and a driving module connected to the fan (2) in a driving mode. According to the cabinet-type air conditioner, the maintenance pore channel (5) with the inner diameter greater than the outer diameter of the fan (2) is formed at the top of the fan accommodating cavity. In this way, when it is required to remove the fan (2) from the air duct framework (1), the fan (2) can be directly pulled out of the maintenance pore channel (5), and cumbersome steps of first removing upper and lower brackets are not required, thereby simplifying the removing process of the fan and facilitating maintenance operations of the fan.

Description

Cabinet air conditioner

This application is based on a Chinese patent application with an application number of 201811547900.2 and an application date of December 18, 2018, and claims the priority of the Chinese patent application. The entire content of the Chinese patent application is hereby incorporated by reference.

Technical field

The invention relates to the technical field of air conditioning structures, in particular to a cabinet air conditioner.

Background technique

Figure 1 shows the assembly structure of the air duct skeleton of the cabinet air conditioner currently on the market. Specifically, the cabinet air conditioner mainly realizes the clamping of the fan through the cooperation of the air duct skeleton, the upper bracket and the lower bracket. The fan is arranged in the fan accommodating cavity of the air duct skeleton, and the upper bracket and the lower bracket are respectively connected to the upper and lower ends of the air duct skeleton to form a structure for limiting the upper and lower ends of the rotating shaft of the fan. The disadvantage of this structure is that when the fan needs to be disassembled and repaired, the air duct skeleton, upper bracket, lower bracket and fan as a whole need to be removed from the cabinet air conditioner, and then the upper bracket and the lower bracket and the air duct Only when the skeleton is separated can the fan be finally dismantled. The entire disassembly process is cumbersome and affects the maintenance efficiency of users and maintenance personnel.

Summary of the invention

The invention provides a cabinet type air conditioner, aiming to solve the problem of troublesome disassembly of the fan in the existing air duct skeleton assembly structure. In order to have a basic understanding of some aspects of the disclosed embodiments, a brief summary is given below. This summary is not a general comment, nor is it to determine key/important elements or to describe the scope of protection of these embodiments. Its sole purpose is to present some concepts in a simple form as a preface to the detailed description that follows.

According to a first aspect of the present invention, a cabinet air conditioner is provided. The cabinet air conditioner includes an air conditioner body and an air supply assembly provided inside the air conditioner body; wherein the air supply assembly includes:

The air duct framework is set in a fan accommodating cavity that is vertically extended, and a maintenance hole with an inner diameter larger than the outer diameter of the fan is opened at the top of the fan accommodating cavity;

For the fan, the rotating shaft is rotatably arranged in the accommodating cavity of the fan through the shaft rotating part; the rotating shaft is coaxially arranged with the maintenance hole;

The drive module is connected to the fan drive.

In an alternative embodiment, the drive module is detachably disposed in the maintenance hole.

In an optional embodiment, the driving module includes:

The shape of the motor base is matched with the maintenance hole, the motor base is clamped and arranged in the maintenance hole, and the axis of the motor seat is provided with a connection hole for connecting the rotating shaft and the motor;

The motor is arranged on the side of the motor base opposite to the fan;

The motor end cover and cover are set on the motor and connected with the motor base.

In an optional embodiment, the driving module is arranged at the bottom of the accommodating cavity of the fan;

The fan accommodating chamber is also provided with a detachable end cover for closing the maintenance hole; the shaft rotating part at the upper end of the rotating shaft is detachably fixedly connected with the end cover.

In an optional embodiment, the driving module includes:

The motor base is arranged outside the bottom of the fan accommodating part, and the shaft center of the motor base and the corresponding position of the fan accommodating part are provided with connecting holes for connecting the rotating shaft and the motor;

The motor is arranged on the side of the motor base opposite to the fan;

The motor end cover and cover are set on the motor and connected with the motor base.

In an optional embodiment, the shaft rotating component includes a bearing and a bearing housing; wherein, the bearing housing and the fan housing cavity provided at the bottom of the fan housing cavity are an integral structure.

In an alternative embodiment, the bottom of the fan accommodating cavity is provided with a drainage structure, and the drainage flow path of the drainage structure is connected to the water receiving tray of the cabinet air conditioner for discharging the condensate in the fan accommodating cavity .

In an alternative embodiment, the drainage structure includes:

Drainage holes are provided at the bottom of the fan accommodating portion; and/or drainage grooves are provided at the outer edge of the bottom of the fan accommodating portion, and the drainage slots are provided through the bottom of the fan accommodating portion;

The water receiving tray is located below the accommodating portion of the fan, so that the condensed water flows to the water receiving tray through the drain hole and/or the drain groove.

In an optional embodiment, the main body of the air conditioner further includes an outer casing, the fan accommodating cavity of the air supply assembly is vertically disposed in the outer casing, and the upper part of the air supply assembly is an openable top cover of the outer casing.

The beneficial effects of the present invention using the above technical solutions are:

The cabinet-type air conditioner provided by the present invention is provided with a maintenance hole on the top of the fan accommodating cavity whose inner diameter is greater than the outer diameter of the fan, so that when the fan needs to be removed from the air duct skeleton, the fan can be directly drawn out of the maintenance hole Without the tedious steps of first disassembling the upper and lower brackets, which simplifies the dismantling process of the fan and facilitates the maintenance operation of the fan.

It should be understood that the above general description and the following detailed description are only exemplary and explanatory, and do not limit the present invention.

BRIEF DESCRIPTION

The drawings here are incorporated into and constitute a part of this specification, show embodiments consistent with the present invention, and are used together with the specification to explain the principles of the present invention.

FIG. 1 is an assembly structure of a prior art air duct skeleton according to an exemplary embodiment;

2 is an overall structural diagram of the air supply assembly of the cabinet air conditioner of the present invention according to an exemplary embodiment;

Figure 3 is an exploded view of Figure 2;

Among them: 1, air duct skeleton; 11, upper bracket; 12, lower bracket; 2, fan; 31, motor base; 32, motor; 33, motor end cover; 41, bearing; 42, bearing base; 5, maintenance hole .

detailed description

The following description and the drawings sufficiently illustrate specific embodiments of the present invention to enable those skilled in the art to practice them. Other embodiments may include structural, logical, electrical, process, and other changes. The examples represent only possible changes. Unless specifically required, individual components and functions are optional, and the order of operations may vary. Parts and features of some embodiments may be included in or substituted for parts and features of other embodiments. The scope of the embodiments of the present invention includes the entire scope of the claims, and all available equivalents of the claims. In this document, various embodiments may be individually or collectively expressed by the term "invention", which is for convenience only, and if more than one invention is actually disclosed, it is not intended to automatically limit the scope of the application to any A single invention or inventive concept. In this article, relational terms such as first and second are only used to distinguish one entity or operation from another entity or operation, and do not require or imply any actual relationship between these entities or operations or order. Moreover, the terms "include", "include" or any other variant thereof are intended to cover non-exclusive inclusion, so that a process, method, or device that includes a series of elements includes not only those elements, but also others that are not explicitly listed Elements, or elements that are inherent to this process, method, or equipment. Without more restrictions, the element defined by the sentence "include one..." does not exclude that there are other identical elements in the process, method, or equipment that includes the element. The embodiments in this document are described in a progressive manner. Each embodiment focuses on the differences from other embodiments. The same and similar parts between the embodiments can be referred to each other. For the methods and products disclosed in the embodiments, since they correspond to the method parts disclosed in the embodiments, the description is relatively simple, and the relevant part can be referred to the description in the method part.

As shown in FIGS. 2 and 3, the present invention provides a cabinet-type air conditioner. The cabinet-type air conditioner includes an air-conditioning main body and an air supply assembly provided inside the air-conditioning main body; wherein, the air-conditioning main body includes an outer shell, a heat exchanger, and an electronic control The components such as the box; the air supply component mainly includes the air duct skeleton 1, the fan 2 and the drive module, which is mainly used to drive the inflow of air circulation and into the cabinet air conditioner.

Specifically, the air supply component mainly includes an air duct skeleton 1, a fan 2, and a drive module, wherein the air duct skeleton 1 is used to define the flow path of airflow into and out of the cabinet air conditioner; the fan 2 is used to flow the airflow Provide power to enable the airflow to flow along the flow path defined by the air duct framework 1; the driving module is drivingly connected to the fan 2 to provide power for the operation of the fan 2.

Wherein, the air duct skeleton 1 is provided in a fan accommodating cavity that is vertically extended and formed, and the fan accommodating chamber is used as an accommodating space for the fan 2; in this embodiment, the cabinet to which the air duct skeleton 1 is applied The longitudinal direction of the air conditioner is the vertical direction, so in order to ensure the supply of a larger amount of air, the fan accommodating cavity and the fan 2 are also arranged in the vertical direction.

In this embodiment, the whole of the fan accommodating cavity has a semi-closed cylindrical structure to match the shape of the cylindrical fan 2; the outer periphery of the fan accommodating cavity is provided with an air outlet opening and an air inlet opening In this way, when the fan 2 is in operation, the airflow can be driven to flow along the inlet opening to the outlet opening.

The top of the accommodating cavity of the fan is provided with a maintenance hole 5 whose inner diameter is greater than the outer diameter of the fan 2. The maintenance hole 5 is a passage taken out from the accommodating part of the fan 2 as the fan 2; here, the fan 2 generally includes a fan blade and a shaft, Here, the length of the crankshaft is generally greater than the distance between the bottom end surface and the top end surface of the fan accommodating cavity, therefore, the fan 2 cannot be translated directly; the inner diameter of the maintenance hole 5 provided in the top of the fan accommodating cavity of the present invention is greater than The outer diameter of the fan 2, therefore, the fan 2 can be taken out of the fan accommodating cavity in a manner of moving along its own axis through the maintenance hole 5.

The rotating shaft of the fan 2 is rotatably disposed in the fan accommodating cavity through a shaft rotating member, so that it can rotate in the fan accommodating cavity under the drive of the driving module.

In order to facilitate the removal of the fan 2, the shaft of the fan 2 is coaxially arranged with the maintenance hole 5.

Optionally, the type of fan 2 includes the cross-flow fan in the illustration.

Here, the driving module may be in a form connected to either end of the rotating shaft of the fan 2; that is, the driving module may be provided at the upper part of the fan 2 and drivingly connected to the upper end of the rotating shaft of the fan 2; or, the driving module may also be provided at the fan 2 And the lower end of the shaft of the fan 2 is connected with a hole.

Wherein, when the driving module is arranged in the upper structural form of the fan 2, optionally, the driving module is detachably arranged in the maintenance hole 5; on the one hand, the driving module is arranged in the maintenance hole 5 to reduce the air supply component The overall longitudinal length improves the space utilization rate; on the other hand, the drive module can also be used as a limiting component for the upper end of the rotating shaft of the fan 2 and a closed component for the maintenance hole 5 to ensure that the rotating shaft does not misalign while rotating normally. It also reduces the airflow flowing through the air duct from the maintenance hole 5 into the interior of the cabinet air conditioner, ensuring the cleanliness of the interior of the air conditioner.

When the fan 2 needs to be removed, the drive module can be removed first, and then the fan 2 can be taken out; or, the connection fixing structure of the drive module and the maintenance hole 5 can be loosened, such as opening the buckle, removing the screw, etc. The drive module and the fan 2 are taken out of the maintenance hole 5 together.

In this embodiment, the drive module mainly includes a motor base 31, a motor 32, and a motor end cover 33; wherein, the shape of the motor base 31 is adapted to the maintenance hole 5 to ensure that the motor base 31 can close the maintenance hole 5; the motor The base 31 is clamped and arranged in the maintenance hole 5, the axis of the motor base 31 is provided with a connecting hole for connecting the rotating shaft and the motor 32; the motor 32 is arranged on the side of the motor base 31 opposite to the fan 2; the motor end cover 33 is covered Set on the motor 32 and connected to the motor base 31, the motor end cover 33 mainly plays a role in protecting the motor 32.

Optionally, the above detachable connection and clamping connection include snap connection, screw connection and the like.

In another optional embodiment, when the driving module is disposed in the lower structure of the fan 2, the driving module is located outside the bottom of the accommodating cavity of the fan.

The fan accommodating chamber is also provided with a detachable end cover for closing the maintenance hole 5; in this embodiment, the end cover plays the role of closing the maintenance hole 5 of the drive module in the previous embodiment. The shaft rotating part at the upper end of the rotating shaft is detachably fixedly connected to the end cover. When the fan 2 is running, the end cover does not rotate; when the fan 2 needs to be removed, the shaft rotating part at the upper end of the rotating shaft and the end cover can be split first. Remove the end cover that closes the maintenance hole 5, and then remove the fan 2 from the maintenance hole 5.

In this embodiment, the driving module mainly includes a motor base 31, a motor 32, and a motor end cover 33, wherein the motor base 31 is disposed outside the bottom of the accommodating portion of the fan 2, the axis of the motor base 31 and the accommodating portion of the fan 2 A corresponding hole for connecting the rotating shaft and the motor 32 is provided at the corresponding position of the motor; the motor 32 is disposed on a side of the motor base 31 opposite to the fan 2; the motor end cover 33 is disposed on the motor 32 and connected to the motor base 31.

Optionally, the shaft rotating component includes a bearing 41 and a bearing housing 42; wherein, for the above-mentioned structural form in which the drive module is disposed at the upper part of the fan 2, the bearing housing 42 and the fan housing cavity provided at the bottom of the fan housing cavity are In the integrated structure, the bearing 41 is separately assembled with the bearing housing 42 and the rotating shaft of the fan 2, so that the fan 2 can perform shaft rotation through the cooperation of the bearing 41 and the bearing housing 42; As a result of the upper part, the bearing housing 42 provided on the top of the fan accommodating cavity is fixed on the motor end cover 33.

Optionally, when the cabinet-type air conditioner operates in the cooling mode, the fan 2 is affected by the temperature of the low-temperature air flow after heat exchange, and its own temperature is also low. The water vapor in the air flow is likely to condense on the blades of the fan 2, which makes the air conditioner The phenomenon of "blowing water" is prone to occur, and it is easy to cause corrosion problems on the crankshaft for a long time. In response to this problem, the present invention is also provided with a drainage structure at the bottom of the fan accommodating cavity, and the drainage flow path of the drainage structure is connected to the water receiving tray of the cabinet-type air conditioner for discharging the condensate in the fan accommodating cavity .

In an alternative embodiment, the drainage structure includes a drainage hole, which is provided at the bottom of the accommodating portion of the fan 2 and penetrates to the bottom of the accommodating portion of the fan 2 due to gravity. , The drain hole can be used as a channel for condensate drainage; the water receiving tray of the cabinet-type air conditioner is located below the accommodating portion of the fan 2, so that the condensate flows to the water receiving tray through the drain hole, and finally flows out along with the drain pipe of the water receiving tray outdoor.

In another optional embodiment, the drainage structure includes a drainage groove, which is opened at the outer edge of the bottom of the accommodating portion of the fan 2, and the drainage slot is provided through the bottom of the accommodating portion of the fan 2, the same The condensed water that flows to the bottom of the accommodating portion of the fan 2 can be discharged; the water receiving tray is located below the accommodating portion of the fan 2, so that the condensed water flows to the water receiving tray through the drain groove.

In yet another optional embodiment, the above drainage holes and drainage grooves may also be provided at the bottom of the fan accommodating chamber of the same cabinet-type air conditioner to ensure the collection and drainage of condensed water.

The main body of the air conditioner also includes an outer casing. The fan accommodating cavity of the air supply assembly is vertically arranged in the outer casing. The upper part of the air supply assembly is an openable top cover of the outer casing. The wind component is taken out as a whole to facilitate the disassembly of the air supply component and its fan.

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

Claims (9)

1. A cabinet-type air conditioner, characterized in that the cabinet-type air conditioner includes an air-conditioning body and an air supply assembly provided inside the air-conditioning body; wherein, the air supply assembly includes:

   The air duct skeleton is provided in a fan accommodating cavity that is vertically extended and formed, and a maintenance hole with an inner diameter larger than the outer diameter of the fan is opened at the top of the fan accommodating cavity;

   A fan, a rotating shaft of which is rotatably provided in the accommodating cavity of the fan by a shaft rotating member; the rotating shaft is coaxially arranged with the maintenance hole;

   The driving module is drivingly connected with the fan.
2. The cabinet air conditioner according to claim 1, wherein the drive module is detachably disposed in the maintenance hole.
3. The cabinet air conditioner according to claim 2, wherein the driving module comprises:

   The shape of the motor seat is adapted to the maintenance hole, the motor seat is held in the maintenance hole, and the axis of the motor seat is provided with a connection hole for connecting the rotating shaft and the motor;

   The motor is arranged on a side of the motor base opposite to the fan;

   The end cover of the motor is provided on the motor and connected with the motor seat.
4. The cabinet air conditioner according to claim 1, wherein the drive module is disposed at the bottom of the fan accommodating cavity;

   The fan accommodating cavity is also provided with a detachable end cover for closing the maintenance hole; the shaft rotating part at the upper end of the rotating shaft is detachably fixedly connected with the end cover.
5. The cabinet air conditioner according to claim 4, wherein the driving module comprises:

   A motor base is provided outside the bottom of the fan accommodating part, and a connection hole for connecting the rotating shaft and the motor is provided at a corresponding position of the shaft center of the motor base and the fan accommodating part;

   The motor is arranged on a side of the motor base opposite to the fan;

   The end cover of the motor is provided on the motor and connected with the motor seat.
6. The cabinet air conditioner according to claim 1, wherein the pivoting member includes a bearing and a bearing seat; wherein, the bearing seat provided at the bottom of the fan accommodating cavity and the fan accommodating cavity are integrated structure.
7. The cabinet air conditioner according to claim 1 or 6, wherein a drainage structure is provided at the bottom of the fan accommodating cavity, and the drainage flow path of the drainage structure is in communication with the water receiving tray of the cabinet air conditioner , Used to drain the condensate in the accommodating cavity of the fan.
8. The cabinet air conditioner according to claim 7, wherein the drainage structure includes:

   A drain hole, penetrating the bottom of the fan accommodating portion; and/or a drain slot, opened at the outer edge of the bottom of the fan accommodating portion, and the drain slot opening of the fan accommodating portion Bottom setting

   The water receiving tray is located below the fan accommodating portion, so that the condensed water flows to the water receiving tray through the drain hole and/or the drain groove.
9. The cabinet type air conditioner according to claim 1, wherein the air conditioner main body further includes an outer casing, and the fan accommodating cavity of the air supply assembly is vertically disposed in the outer casing, the air supply The upper part of the assembly is an openable top cover of the outer shell.

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