JP2016125710A - Air conditioner - Google Patents

Abstract

A filter cleaning operation is erroneously stopped. An air conditioner according to the present invention is an air conditioner capable of a filter cleaning operation for cleaning a filter, and includes a remote controller that performs a stop operation for stopping the filter cleaning operation halfway. When the stop operation is performed, a notification is issued to call attention to stop the filter cleaning operation. [Selection] Figure 4

Description

  The present invention relates to an air conditioner including, for example, a filter cleaning mechanism.

  2. Description of the Related Art Conventionally, there is an air conditioner in which a filter for collecting dust is arranged upstream of a heat exchanger so that dust in the sucked indoor air does not flow to the heat exchanger. Some recent air conditioners include a filter cleaning mechanism for removing dust collected by a filter from the filter. In this air conditioner, the filter can be automatically cleaned by the filter cleaning mechanism without the user removing the filter from the indoor unit and cleaning the filter.

Japanese Patent No. 4832279

  The remote controller of the air conditioner of Patent Document 1 has a start button for starting the air conditioning operation and a stop button for stopping the air conditioning operation. When the filter cleaning operation is performed, the stop button is pressed. The filter cleaning operation is stopped. Thus, in patent document 1, the stop button of an air-conditioning driving | operation uses the stop button of a filter cleaning driving | operation together. Therefore, when the filter cleaning operation is being performed, the filter cleaning operation may be stopped by the user pressing the stop button by mistake. Thus, when the filter cleaning operation is stopped halfway, there is a problem that dust cannot be sufficiently removed from the filter.

  By the way, in the air conditioner, when cooling operation is performed, water drops are attached to the heat exchanger inside the indoor unit, and when the cooling operation is stopped in this state, mold is generated in the heat exchanger. There is. Therefore, in order to dry the heat exchanger inside the indoor unit after the cooling operation is stopped, an indoor unit drying operation in which the air fan is operated by the indoor fan without operating the compressor may be performed. Also in this indoor unit drying operation, if the stop button of the air conditioning operation is used in combination with the stop button of the indoor unit drying operation, the stop button is erroneously set by the user when the indoor unit drying operation is performed. There is a possibility that the indoor unit drying operation is stopped by being pushed. Thus, when an indoor unit drying operation is stopped on the way, there exists a problem which cannot fully dry the heat exchanger inside an indoor unit.

  In addition, some air conditioners automatically start forced operation (cooling operation) when the room temperature or room humidity increases in order to prevent a user in the room from becoming heat stroke. is there. Even in this forced operation, if the stop button of the air conditioning operation is used in combination with the stop button of the forced operation, the forced operation is performed by the user pressing the stop button by mistake during the forced operation. Operation may be stopped. As described above, when forced operation is stopped halfway, there is a problem that it is impossible to prevent a user in the room from becoming heat stroke by maintaining a state in which the room temperature and the room humidity are high.

  Therefore, an object of the present invention is to provide an air conditioner that can prevent the filter cleaning operation, the indoor unit drying operation, and the forced operation for reducing the indoor temperature and the indoor humidity from being erroneously stopped.

  An air conditioner according to a first aspect of the present invention includes a filter cleaning operation for cleaning a filter, an indoor unit drying operation for drying the interior of the indoor unit, and an indoor temperature and an indoor temperature when the indoor temperature and the indoor humidity are within a predetermined range. An air conditioner capable of performing a predetermined operation of any one of forced operations for reducing at least one of humidity, comprising: a remote controller that performs a stop operation for stopping the predetermined operation halfway. When the operation is performed, a notification for urging attention to stop the predetermined operation is performed.

  In this air conditioner, when the remote controller performs a stop operation for stopping the predetermined operation halfway, the predetermined operation is erroneously stopped by performing a notification to alert the user whether to stop the predetermined operation. Can be prevented.

  An air conditioner according to a second invention is the air conditioner according to the first invention, wherein the remote controller is performing the predetermined operation based on a signal supplied from an indoor unit. It is characterized by detecting.

  In this air conditioner, the remote controller can detect that a predetermined operation is being performed based on a signal supplied from the indoor unit.

  An air conditioner according to a third aspect of the present invention is the air conditioner according to the first or second aspect of the present invention, wherein the remote controller has a display unit, and a notification that prompts attention to stop a predetermined operation is issued. Displayed on the display unit.

  In this air conditioner, a notification that calls attention to stop the predetermined operation is displayed on the display unit, so that the user can easily know the notification.

  An air conditioner according to a fourth aspect of the present invention is the air conditioner according to any of the first to third aspects, characterized in that a notification that prompts attention to stop a predetermined operation is performed by voice. To do.

  In this air conditioner, the user is able to easily know the notification by notifying the user of the notification to stop the predetermined operation by voice.

In the first invention, when the remote controller performs a stop operation for stopping the predetermined operation in the middle, the predetermined operation is erroneously stopped by performing a notification to call attention to stop the predetermined operation. Can be prevented.
In the second invention, the remote controller can detect that the predetermined operation is being performed based on the signal supplied from the indoor unit.
In the third aspect of the invention, a notification that calls attention to stop the predetermined operation is displayed on the display unit, so that the user can easily know the notification.
In the fourth aspect of the invention, the user can easily know the notification by notifying the user of the notification that calls for attention to stop the predetermined operation.

1 is an external view of an air conditioner according to an embodiment of the present invention. It is sectional drawing of the air conditioner of FIG. It is a figure explaining the operation | movement at the time of the filter cleaning driving | operation in the air conditioner of FIG. It is a figure explaining the remote controller in the air conditioner of FIG. It is a figure explaining operation | movement when operation which stops the filter cleaning driving is performed on the way.

  Hereinafter, an air conditioner 1 according to an embodiment of the present invention will be described with reference to the drawings. The following embodiments are specific examples of the present invention and do not limit the technical scope of the present invention.

  FIG. 1 is an external view of an air conditioner 1 according to an embodiment of the present invention, and FIG. 2 is a cross-sectional view of the air conditioner 1. The air conditioner 1 is a wall-mounted indoor unit that is attached to an indoor wall surface. The air conditioner 1 is connected to an outdoor unit (not shown) arranged outdoors via a refrigerant pipe to form an air conditioner. In addition to the normal operation including the indoor cooling operation and the heating operation, A filter cleaning operation for automatically cleaning the filter can be performed. The air conditioner 1 is controlled based on an operation on a remote controller (hereinafter referred to as a controller) 60.

  As shown in FIGS. 1 and 2, the air conditioner 1 mainly includes a main body casing 11, a filter 12, an indoor heat exchanger 13, and an indoor fan 14. The main body casing 11 is a member that constitutes the outline of the air conditioner 1, and houses a filter 12, an indoor heat exchanger 13, and an indoor fan 14 therein. A suction port 17 for sucking indoor air into the main body casing 11 is provided in the upper portion of the main body casing 11, and a filter cleaning mechanism 20 is disposed inside the main body casing 11.

  The indoor heat exchanger 13 exchanges heat with the passing air. The indoor heat exchanger 13 has an inverted V shape in which both ends are bent downward in a side view, and the indoor fan 14 is located below the indoor heat exchanger 13. The indoor fan 14 is a cross-flow fan, and after the air taken into the main body casing 11 from the room through the suction port 17 is passed through the indoor heat exchanger 13, the air flow blows out from the main body casing 11 into the room. Form.

  The filter 12 is disposed so as to face the suction port 17 and cover the indoor heat exchanger 13. Accordingly, the filter 12 collects dust contained in the intake air flowing into the indoor heat exchanger 13 through the intake port 17.

  The filter cleaning mechanism 20 is a mechanism for executing a filter cleaning operation for automatically cleaning the filter 12. The filter cleaning mechanism 20 includes a brush 21 that removes dust from the filter 12 and a dust box 25 that accumulates dust removed from the brush 21. Both ends of the filter 12 are wound around a shaft 31 and a shaft 32, the shaft 31 is rotationally driven by a first motor (not shown), and the shaft 32 is rotationally driven by a second motor (not shown). The

  In the air conditioner 1 of the present embodiment, as shown in FIG. 3A, the normal operation is performed in a state where most of the portion of the filter 12 that does not face the suction port 17 is wound around the shaft 31. Therefore, when performing the filter cleaning operation, the filter cleaning mechanism 20 moves the filter 12 wound around the shaft 31 toward the shaft 32 as shown in FIG. At this time, dust is removed from the filter 12 by the brush 21 in contact with the filter 12. When the filter cleaning operation is performed, as shown in FIG. 3C, most of the portion of the filter 12 that does not face the suction port 17 is wound around the shaft 32. Therefore, when the filter cleaning operation is finished, the filter wound around the shaft 32 is moved toward the shaft 31.

  The controller 60 will be described with reference to FIG. The controller 60 includes a controller main body 61 and a lid portion 62 configured to be openable and closable with respect to the controller main body 61. A display unit 63 and an operation stop button 64 are disposed on the surface of the controller main body 61. On the surface of the lid 62, an operation selection button 65 for selecting any one of cooling, heating, dehumidification, and air blowing, a temperature adjustment button 66 for changing the set temperature, and a humidity adjustment button 67 for changing the set humidity Be placed. The lid 62 is configured to be openable and closable with respect to the controller body 61 with the lower end as a fulcrum.

  As shown in FIG. 4B, in a state where the lid portion 62 of the controller 60 is opened, a plurality of buttons are arranged in a portion hidden by the lid portion 62 in the controller main body 61. The plurality of buttons include a filter cleaning start button 68 for manually starting the filter cleaning operation. In the air conditioner 1 of the present embodiment, the filter cleaning operation is started when, for example, the user operates the filter cleaning start button 68, and after the air conditioning operation is performed for a long time, the air conditioning operation is performed. It may start automatically when it is stopped.

  Therefore, the user starts any one of cooling, heating, dehumidification, and blowing by operating the operation selection button 65, and operates the operation stop button 64 when stopping these operations. Further, in order to stop the filter cleaning operation during the filter cleaning operation, the user can stop the filter cleaning operation by operating the operation stop button 64. Thus, the operation stop button 64 uses both a stop button for stopping operations such as cooling and heating and a stop button for stopping the filter cleaning operation halfway.

  Between the indoor unit which is the air conditioner 1 of this embodiment, and the controller 60, it is comprised so that a signal can be supplied bidirectionally. Therefore, when the filter cleaning operation is started by the user operating the filter cleaning start button 68, the controller 60 detects that the filter cleaning operation is being performed by operating the filter cleaning start button 68. When the filter cleaning operation is automatically started when the air conditioning operation is stopped after the air conditioning operation has been performed for a long time, the controller 60 outputs a signal supplied from the indoor unit that is the air conditioner 1. Based on this, it is detected that the filter cleaning operation is being performed. As described above, when the filter cleaning operation is automatically started, the indoor unit supplies a signal indicating that the filter cleaning operation is being performed to the controller 60. Therefore, the controller 60 detects that the filter cleaning operation is being performed.

  The operation when an operation for stopping the filter cleaning operation is performed will be described with reference to FIG. In a state where the filter cleaning operation is being performed (step S1), it is determined whether or not the operation stop button 64 has been operated (step S2). When it is determined that the operation stop button 64 has been operated (S2: YES), as shown in FIG. 4 (c), the display unit 63 displays a content for calling attention to stop the filter cleaning operation (step). S3). Thereafter, it is determined whether or not the operation stop button has been operated by the user who has seen the content to call attention (step S4). When it is determined that the operation stop button 64 has been operated (S4: YES), the filter cleaning operation is stopped. (Step S5). It is repeatedly determined whether or not a predetermined time has elapsed with the operation stop button 64 not being operated (step S6). When it is determined that the predetermined time has elapsed (S6: YES), the content for calling attention to stop the filter cleaning operation is not displayed on the display unit 63 (step S7), the process proceeds to step S1, and the filter cleaning operation is performed. Will continue.

[Features of the air conditioner of this embodiment]
In the air conditioner 1 of the present embodiment, when the filter cleaning operation is being performed, when the user performs the stop operation to stop the filter cleaning operation halfway by operating the operation stop button 58. Then, the controller 60 performs a notification to call attention to stop the filter cleaning operation, so that the user stops the filter cleaning operation if the user does not operate the operation stop button 68 after viewing the notification to call attention. I can't. Therefore, it is possible to prevent the filter cleaning operation from being stopped by mistake.

  In the air conditioner 1 of this embodiment, the controller 60 can detect that the filter cleaning operation is being performed based on a signal supplied from the indoor unit.

  In the air conditioner 1 of the present embodiment, a notification that prompts attention to stop the filter cleaning operation is displayed on the display unit 63, so that the user can easily know the notification.

  As mentioned above, although embodiment of this invention was described, it should be thought that the specific structure of this invention is not limited to the said embodiment. The scope of the present invention is shown not only by the description of the above-described embodiment but also by the scope of claims for patent, and further includes meanings equivalent to the scope of claims for patent and all modifications within the scope.

  In the above-described embodiment, when the operation for stopping the filter cleaning operation is performed on the way, a case has been described in which the display unit 63 displays a warning for caution as to whether to stop the filter cleaning operation. The notification that calls attention to stop the operation may be notified by voice from the air conditioner or the controller.

  In the above-described embodiment, the operation for stopping the filter cleaning operation in the middle has been described. However, the same applies to the operation for stopping the indoor unit drying operation for drying the interior of the indoor unit. In the indoor unit drying operation, for example, in order to dry the heat exchanger inside the indoor unit, an air blowing operation by an indoor fan is performed without operating the compressor. For example, the indoor unit drying operation may be started when the user operates an indoor unit drying operation start button, or may be automatically started when the cooling operation is stopped. The same applies to the operation of stopping the forced operation (cooling operation) that is automatically started when the room temperature or the room humidity becomes high.

  By using the present invention, it is possible to prevent the filter cleaning operation and the indoor unit drying operation from being stopped by mistake.

1 Air Conditioner 12 Filter 60 Remote Controller 63 Display Unit

Claims (4)

A filter cleaning operation for cleaning the filter, an indoor unit drying operation for drying the interior of the indoor unit, and a forced operation for reducing at least one of the indoor temperature and the indoor humidity when the indoor temperature and the indoor humidity are within a predetermined range. An air conditioner capable of any predetermined operation,
A remote controller that performs a stop operation to stop the predetermined operation in the middle;
The remote controller performs an alert to call attention to stop a predetermined operation when a stop operation is performed.   The air conditioner according to claim 1, wherein the remote controller detects that the predetermined operation is performed based on a signal supplied from the indoor unit. The remote controller has a display unit,
The air conditioner according to claim 1 or 2, wherein a notification that prompts attention to stop a predetermined operation is displayed on the display unit.   The air conditioner according to any one of claims 1 to 3, wherein a notification that calls attention to stop the predetermined operation is performed by voice.

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