CN-116499031-B - Machine shell of vertical air conditioner indoor unit and vertical air conditioner indoor unit

CN116499031BCN 116499031 BCN116499031 BCN 116499031BCN-116499031-B

Abstract

The invention relates to a shell of a vertical air conditioner indoor unit and the vertical air conditioner indoor unit. The shell comprises a main shell body, an air inlet and an air inlet grille, wherein the air inlet is formed in the main shell body and used for allowing air flow to flow through, the air inlet grille is arranged at the air inlet, and at least one filter screen assembly, wherein each filter screen assembly comprises a filter screen main body and an elastic opening and closing mechanism arranged on the filter screen main body. The filter screen body has a closed state covering at least a portion of the area of the air inlet grille and an open state of the open air inlet grille, and the elastic opening and closing mechanism is configured to operatively lock the filter screen body with the air inlet grille to maintain the filter screen body in the closed state and/or unlock the filter screen body from the air inlet grille to release the filter screen body to switch the filter screen body to the open state. According to the invention, the elastic opening and closing mechanism is arranged to replace the traditional clamping structure with a tighter fastening force and a magnetic attraction structure with higher cost, so that a user only needs to apply simplified opening and closing operation, and the operation difficulty and cost are reduced.

Inventors

LI PICHAO
ZHANG DEMING
WANG LIANBAO
LI ZHIYUAN

Assignees

青岛海尔空调器有限总公司
青岛海尔空调电子有限公司
青岛海尔智能技术研发有限公司
海尔智家股份有限公司

Dates

Publication Date: 20260512
Application Date: 20230421

Claims (11)

1. A cabinet for a vertical air conditioner indoor unit, comprising: the main shell is provided with an air inlet for air flow to flow through; an air inlet grille arranged at the air inlet and At least one filter screen assembly, each filter screen assembly comprises a filter screen main body and an elastic opening and closing mechanism arranged on the filter screen main body, wherein The filter screen body has a closed state covering at least part of the area of the air inlet grille and an open state for opening the air inlet grille, and The elastic opening and closing mechanism is configured to operably lock the filter screen body with the air inlet grille so that the filter screen body is kept in the closed state and unlock the filter screen body and the air inlet grille so that the filter screen body is released so that the filter screen body is switched to the open state; the elastic opening and closing mechanism comprises: A first elastic member configured to accumulate elastic deformation restoring force during switching of the screen body from the closed state to the open state, and release the elastic deformation restoring force accumulated during switching of the screen body from the open state to the closed state to cause the screen body to recover and maintain the closed state; The air inlet grille is provided with locking holes matched with the elastic opening and closing mechanism and The elastic opening and closing mechanism further comprises: A locking member configured to be operatively moved relative to the air inlet grille to selectively engage with or disengage from the locking aperture; A fork assembly directly or indirectly interacting with the first elastic member, and configured to maintain a deformed state of the first elastic member to accumulate elastic deformation restoring force after the screen body is switched from the closed state to the open state, and to release the first elastic member to allow the accumulated elastic deformation restoring force to be released during the screen body is switched from the open state to the closed state; the fork assembly includes: A transmission member movably arranged between the locking member and the first elastic member for transmitting the acting force between the locking member and the first elastic member, the transmission member having a slot formed therein, and A shifting fork with a head part for clamping with the clamping groove, wherein The transmission member is configured to be moved by the pushing action of the locking member to press the first elastic member and clamp the head of the shifting fork to the clamping groove in the process of switching the filter screen main body from the closed state to the open state, and The shifting fork is configured to be abutted with the air inlet grille in the process of switching the filter screen main body from the open state to the closed state and move under the abutting action of the air inlet grille so that the head moves out of the clamping groove, and therefore the transmission piece is released.
2. The enclosure of claim 1, wherein the housing is a housing for a portable electronic device, The locking part directly or indirectly interacts with the first elastic part to enable the first elastic part to deform and accumulate elastic deformation restoring force during the process of disengaging the locking part from the locking hole, and enables the locking part to move until the locking part is matched with the locking hole when the first elastic part releases the accumulated elastic deformation restoring force, so that the filter screen main body is kept in the closed state.
3. The enclosure of claim 1, wherein the housing is a housing for a portable electronic device, The shifting fork also comprises a tail part which is used for being abutted with the air inlet grille and protrudes towards the air inlet grille to extend, and The fork is configured to rotate about its axis of rotation between the head and tail portions to cause the head to snap into or out of the slot.
4. The cabinet of claim 3, wherein the housing is formed of a plastic material, The elastic opening and closing mechanism further comprises: The second elastic component is arranged on one side of the tail part of the shifting fork, which is far away from the air inlet grille, and is elastically propped against the tail part of the shifting fork, and is configured to deform under the extrusion action of the tail part of the shifting fork when the tail part of the shifting fork is propped against the air inlet grille so as to accumulate elastic deformation restoring force, and release the accumulated elastic deformation restoring force to promote the shifting fork to rotate when the locking component is separated from the locking hole, so that the tail part of the shifting fork is gradually separated from the air inlet grille, and the head part of the shifting fork is clamped with the clamping groove.
5. The cabinet of claim 4, wherein the housing is a housing, The elastic opening and closing mechanism further comprises: A bottom plate fixedly connected to the filter screen main body, wherein One end of the first elastic component and one end of the second elastic component are fixed on the bottom plate; the locking part and the transmission part are both slidably arranged on the bottom plate and/or The fork is rotatably supported on the base plate.
6. The enclosure of claim 1, wherein the housing is a housing for a portable electronic device, The elastic opening and closing mechanism further comprises: And a third elastic member configured to gradually elastically abut against the locking member during insertion of the locking member into the locking hole to limit a stroke of the locking member into the locking hole and accumulate elastic deformation restoring force, and to release the accumulated elastic deformation restoring force during removal of the locking member from the locking hole to urge the locking member out of the locking hole.
7. The enclosure of claim 6, wherein the housing is a housing for the portable electronic device, The third elastic member is configured to be elastically deformed in an opening and closing direction of the screen main body, and has a guide slope gradually inclined toward the locking member in a direction in which the locking member is inserted into the locking hole, the locking member being elastically abutted against the guide slope.
8. The enclosure of claim 6, wherein the housing is a housing for the portable electronic device, The locking Kong Kaishe is arranged at the edge of the air inlet grille; The locking part is configured to slide inside and outside in a horizontal direction so that the outer end part is inserted into the locking hole from inside to outside and removed from the locking hole from outside to inside, and The third elastic component is used for elastically abutting against an inner end part of the locking component opposite to the outer end part of the locking component, and the inner end part protrudes upwards to extend.
9. The enclosure of claim 8, wherein the housing is a housing for the portable electronic device, The locking member having a first mating ramp adjacent an inner end thereof and facing downwardly; the transmission piece is configured to slide vertically and is provided with a second matching inclined surface positioned at the top of the transmission piece; The first matching inclined plane and the second matching inclined plane are slidably attached together, and The first elastic component is arranged below the transmission piece and props against the bottom of the transmission piece.
10. The enclosure of claim 1, wherein the housing is a housing for a portable electronic device, The first side part of the filter screen main body is pivotally connected with the main shell or the air inlet grille, and the elastic opening and closing mechanism is arranged on a second side part of the filter screen main body, which is opposite to the first side part.
11.A vertical air conditioner indoor unit comprising the casing according to any one of claims 1 to 10.

Description

Machine shell of vertical air conditioner indoor unit and vertical air conditioner indoor unit Technical Field The present invention relates to air conditioning technology, and more particularly, to a casing of a vertical air conditioner indoor unit and a vertical air conditioner indoor unit. Background In an indoor unit of an air conditioner, in order to ensure cleanliness in a cabinet, a filter screen is generally provided at an air inlet grille to filter air entering the cabinet. To facilitate cleaning of the filter screen, the filter screen is typically removably attached to the air inlet grill or chassis. At present, the filter screen opening and closing structure of the vertical air conditioner indoor unit is mainly of a buckle type or a magnet adsorption type. The buckle type filter screen opening and closing structure can cause the problem that the buckle is not tight or too tight due to the change of the ambient temperature and the injection molding process, and the disassembly operation is difficult, so that the user experience is poor. The magnetic filter screen opening and closing structure is high in price, so that the cost of the air conditioner indoor unit is high. Disclosure of Invention It is an object of a first aspect of the present invention to overcome at least one of the drawbacks of the prior art and to provide a lower cost cabinet for a floor air conditioner indoor unit that facilitates reliable opening and closing of the filter screen assembly. It is a further object of the first aspect of the present invention to increase the flexibility of the opening and closing force of the screen assembly. An object of a second aspect of the present invention is to provide a vertical air conditioner indoor unit having the above-described casing. According to a first aspect of the present invention, there is provided a cabinet for a floor air conditioner indoor unit, comprising: the main shell is provided with an air inlet for air flow to flow through; an air inlet grille arranged at the air inlet and At least one filter screen assembly, each filter screen assembly comprises a filter screen main body and an elastic opening and closing mechanism arranged on the filter screen main body, wherein The filter screen body has a closed state covering at least part of the area of the air inlet grille and an open state for opening the air inlet grille, and The resilient opening and closing mechanism is configured to operatively lock the screen body with the air inlet grill such that the screen body is maintained in the closed state and/or unlock the screen body from the air inlet grill to release the screen body such that the screen body is switched to the open state. Optionally, the elastic opening and closing mechanism includes: And the first elastic component is configured to accumulate elastic deformation restoring force during the process of switching the filter screen main body from the closed state to the open state and release the accumulated elastic deformation restoring force during the process of switching the filter screen main body from the open state to the closed state so as to promote the filter screen main body to recover and maintain the closed state. Optionally, the air inlet grille is provided with locking holes matched with the elastic opening and closing mechanism and The elastic opening and closing mechanism further comprises: a locking member configured to operably move relative to the air inlet grille to selectively engage with or disengage from the locking aperture, wherein The locking part directly or indirectly interacts with the first elastic part to enable the first elastic part to deform and accumulate elastic deformation restoring force during the process of disengaging the locking part from the locking hole, and enables the locking part to move until the locking part is matched with the locking hole when the first elastic part releases the accumulated elastic deformation restoring force, so that the filter screen main body is kept in the closed state. Optionally, the elastic opening and closing mechanism further includes: A fork assembly directly or indirectly interacting with the first elastic member, and configured to maintain a deformed state of the first elastic member to accumulate elastic deformation restoring force after the screen body is switched from the closed state to the open state, and to release the first elastic member to allow the accumulated elastic deformation restoring force to be released during the screen body is switched from the open state to the closed state. Optionally, the fork assembly includes: A transmission member movably arranged between the locking member and the first elastic member for transmitting the acting force between the locking member and the first elastic member, the transmission member having a slot formed therein, and A shifting fork with a head part for clamping with the clamping groove, wherein The transmission member is confi