Air conditioner

Abstract

The embodiment of the utility model provides an air conditioner, and relates to the technical field of air conditioners. The air conditioner comprises a base, a middle frame and a cleaning piece. The base is provided with a water pan which is provided with a water outlet. The middle frame is installed on the base. The cleaning part is installed in the middle frame and corresponds to the water outlet, the cleaning part is provided with a first position inserted into the water outlet and a second position moved out of the water outlet, and the cleaning part can move between the first position and the second position relative to the middle frame. The cleaning piece is installed in the middle frame, and the cleaning piece corresponds to the water outlet. The cleaning piece is provided with a first position inserted into the water outlet and a second position moved out of the water outlet, and the cleaning piece can move between the first position and the second position relative to the middle frame. When the water outlet needs to be cleaned, the cleaning piece moves between the first position and the second position, so that the water outlet can be cleaned without dismantling the middle frame, and the cleaning is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of air conditioning, in particular to an air conditioner. Background Art

[0002] Since the indoor unit generates condensed water during operation, a water collecting pan is provided in the indoor unit. The water collecting pan is usually connected to a drain pipe to discharge the collected condensed water to the outside or a suitable drain outlet.

[0003] The water outlet of the indoor unit's water pan is prone to dirt, which can lead to bacterial growth and odor. To clean the outlet, the indoor unit is typically disassembled to expose the pan outlet and drain pipe. This method is complex and requires significant labor and material resources. Utility Model Content

[0004] The problem solved by the utility model is that the water outlet of the water receiving tray is inconvenient to clean.

[0005] In order to solve the above problems, the present application provides an air conditioner, which provides a cleaning piece corresponding to the water outlet on the middle frame, and the water outlet can be easily cleaned by using the cleaning piece.

[0006] The utility model provides an air conditioner, comprising:

[0007] The base is provided with a water receiving tray, and the water receiving tray is provided with a water outlet;

[0008] Middle frame, which is installed on the base;

[0009] The cleaning member is installed on the middle frame and corresponds to the water outlet. The cleaning member has a first position for being plugged into the water outlet and a second position for being moved out of the water outlet. The cleaning member can move between the first position and the second position relative to the middle frame.

[0010] This application installs a cleaning member on the middle frame and aligns the cleaning member with the water outlet. The cleaning member has a first position for insertion into the water outlet and a second position for removal from the water outlet. The cleaning member can move between the first and second positions relative to the middle frame. This allows the water outlet to be cleaned without removing the middle frame when the water outlet needs to be cleaned, making cleaning more convenient. Furthermore, the cleaning member can clean the end of the drain pipe connected to the water outlet without removing the drain pipe, making cleaning even more convenient.

[0011] In an optional embodiment, the end plate on one side of the middle frame is provided with a chute, and the extending direction of the chute is the same as the extending direction of the water outlet;

[0012] The cleaning part includes a button and a brush. The button is installed on the outside of the middle frame and extends into the inside of the middle frame through a slide groove. The brush is installed inside the button, and the axis of the brush is in the same extension direction as the water outlet, and the end of the brush corresponds to the water outlet.

[0013] This invention provides a chute on the end plate of the middle frame extending in the same direction as the water outlet, and configures a cleaning element as a button and a brush. The button is mounted on the outside of the middle frame and extends from the chute into the interior of the middle frame to connect with the brush. In this way, when the user needs to clean the water outlet, they can drive the brush along the chute from the outside of the middle frame by driving the button, thereby conveniently cleaning the water outlet.

[0014] In an optional embodiment, the cleaning member further comprises a spring, and a connecting piece is provided on the inner side of the end plate, and the connecting piece is provided with a through hole;

[0015] The brush is installed in the penetration hole, the spring is sleeved on the brush, the bottom end of the spring is in contact with the connecting piece, and the top end of the spring is in contact with the button.

[0016] The present application provides a spring and a connecting piece so that after the brush moves downward, it can slide upward under the action of the spring. This allows the user to clean the water outlet by simply sliding the button downward, making the operation more convenient. The spring also allows the brush to be located outside the water outlet without being affected by external manipulation, thereby preventing the brush from affecting the drainage of the water outlet.

[0017] In an optional embodiment, the button includes a sliding member and a snap-on member;

[0018] The sliding member comprises a button portion and a sliding portion connected to the button portion;

[0019] The button part is located on the outer side of the end plate, the sliding part is passed through the sliding groove to the inner side of the end plate, and the sliding part is connected with the brush through the clamping part.

[0020] The present application sets the button as a sliding part and a snap-on part, so that the sliding part of the sliding part can be easily connected to the brush after passing through the sliding groove by using the snap-on part.

[0021] In an optional embodiment, a sink is provided on the outer side of the end plate, the slide is provided on the bottom wall of the sink, and the button is accommodated in the sink.

[0022] The present application sets a sink groove on the outer side of the end plate, and sets a slide groove on the bottom wall of the sink groove, so that the button can be accommodated in the sink groove, which can prevent the button from affecting other components and is more beautiful.

[0023] In an optional embodiment, the air conditioner further comprises a panel assembly, which is rotatably mounted on the middle frame;

[0024] When the panel assembly is rotated to the closed position, the panel assembly can be covered outside the button and the slide groove;

[0025] When the panel assembly is rotated to the open position, the panel assembly can expose the button.

[0026] This application provides a panel assembly that blocks the buttons and the slide when closed, thereby making the indoor unit of the air conditioner more aesthetically pleasing. Most importantly, the panel assembly blocks the slide when closed, thereby preventing external dust from entering the middle frame through the slide.

[0027] In an alternative embodiment, the panel assembly includes a front panel, side panels, and a bottom panel;

[0028] Side panels are provided on both sides of the front panel in the length direction, and both ends of the bottom panel are connected to the two side panels respectively;

[0029] The two side panels are hinged to the end panels at both ends of the middle frame in a one-to-one correspondence;

[0030] When the panel assembly is rotated to the closed position, the front panel is covered on the front side of the middle frame, the two side panels are respectively covered on the outer sides of the end plates at both ends of the middle frame, and the bottom panel is covered on the bottom side of the middle frame;

[0031] When the panel assembly is rotated to the open position, the panel assembly flips upward and the side panel is located above the button to expose the button.

[0032] This application provides a panel assembly consisting of a front panel, side panels, and bottom panels. When the side panels are closed, they can be placed outside the end panels, thereby better shielding the slides and buttons. When the panel assembly is open, the front side of the middle frame and the end panels at both ends are exposed, making it easier to clean the internal components of the indoor unit.

[0033] In an optional embodiment, the front panel, side panels and bottom panel are integrally formed;

[0034] The panel assembly also includes an air guide door, the front panel and the side panels are provided with air outlets, and the air guide door is arranged at the air outlets.

[0035] The present application forms the front panel, side panels and bottom panel in one piece, thereby facilitating assembly.

[0036] In an optional embodiment, the side panels and the end panels are hinged via a rotating shaft;

[0037] The side panel is provided with a first clamping portion, and the end panel is provided with a second clamping portion;

[0038] When the panel assembly is rotated to the open position, the first clamping portion is clamped with the second clamping portion.

[0039] The present application sets a first clamping portion on the side panel and a second clamping portion on the end panel, so that when the panel assembly is in the open position, the first clamping portion and the second clamping portion are clamped together, so that the panel assembly can be maintained in the open position, making it convenient for users to operate the button.

[0040] In an optional embodiment, the panel assembly further includes a snap fastener, the snap fastener is provided on the bottom panel, and the middle frame is provided with a matching portion;

[0041] When the panel assembly is in a closed state, the latch can be locked in the matching portion.

[0042] The present application provides a snap fastener, which can be used to fix the panel assembly to the middle frame when the panel assembly is in the closed position. BRIEF DESCRIPTION OF THE DRAWINGS

[0043] Figure 1 A schematic cross-sectional view of the cleaning member of the air conditioner provided by the embodiment of the present invention in the second position;

[0044] Figure 2 A schematic structural diagram of an air conditioner provided by an embodiment of the present utility model without a panel assembly;

[0045] Figure 3 for Figure 2 A in the middle is an enlarged schematic diagram;

[0046] Figure 4 A schematic cross-sectional view of the cleaning element of the air conditioner provided by the embodiment of the utility model in the first position;

[0047] Figure 5 for Figure 4 The enlarged schematic diagram of point B in the middle;

[0048] Figure 6 A schematic diagram of the panel assembly of the air conditioner provided in an embodiment of the present invention in the open position.

[0049] Icons: 100-air conditioner; 110-base; 111-water tray; 113-water outlet; 130-middle frame; 131-end plate; 133-slide; 135-connecting piece; 137-through hole; 139-sink; 141-matching part; 150-cleaning part; 151-button; 153-brush; 155-spring; 157-sliding part; 159-clamping part; 161-button part; 163-sliding part; 170-panel assembly; 171-front panel; 173-side panel; 175-bottom panel; 177-air guide door; 179-second clamping part; 181-fastener. DETAILED DESCRIPTION

[0050] In order to make the above-mentioned objects, features and advantages of the present invention more obvious and easy to understand, the specific embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0051] Please refer to Figures 1 to 5 This embodiment provides an air conditioner 100, the indoor unit of which includes a base 110, a middle frame 130 and a cleaning member 150. The base 110 is provided with a water receiving tray 111, and the water receiving tray 111 is provided with a water outlet 113. The water outlet 113 is connected to a drain pipe for draining water outward, so that the water in the water receiving tray 111 can be discharged outdoors. The middle frame 130 is installed on the base 110. The cleaning member 150 is installed on the middle frame 130 and corresponds to the water outlet 113. The cleaning member 150 has a first position for being inserted into the water outlet 113 and a second position for being moved out of the water outlet 113. The cleaning member 150 can move between the first position and the second position relative to the middle frame 130.

[0052] In this embodiment, the cleaning member is installed on the middle frame 130 and corresponds to the water outlet 113. The cleaning member 150 has a first position for being inserted into the water outlet 113 and a second position for being moved out of the water outlet 113. The cleaning member 150 can move between the first position and the second position relative to the middle frame 130. In this way, when the water outlet 113 needs to be cleaned, the cleaning member 150 can be moved between the first position and the second position, so that the water outlet 113 can be cleaned without removing the middle frame 130, making cleaning more convenient. Secondly, the cleaning member 150 can also clean the portion at the end of the drain pipe connected to the water outlet 113 without removing the drain pipe, making cleaning more convenient.

[0053] The base 110 is the main supporting structure of the indoor unit of the air conditioner 100. It carries all the components of the indoor unit and ensures that the indoor unit can be firmly installed in the predetermined position. The main components usually installed on the base 110 include the evaporator, the fan, the motor that drives the fan to rotate, the air duct, the water receiving tray 111 and other components.

[0054] The middle frame 130 is a key component of the indoor unit of the air conditioner 100. It is mounted on the periphery of the base 110 and supports and protects the internal components. The middle frame 130 not only provides structural support but also, together with other components, forms the indoor unit's outer shell. The middle frame 130 generally consists of end panels 131 at both ends of its length, upper and lower side panels, and reinforcing ribs located on the front.

[0055] In this embodiment, an end plate 131 on one side of the middle frame 130 is provided with a chute 133, which extends in the same direction as the water outlet 113. The cleaning member includes a button 151 and a brush 153. The button 151 is mounted on the outside of the middle frame 130 and extends into the interior of the middle frame 130 through the chute 133. The brush 153 is mounted inside the button 151. The axis of the brush 153 is aligned with the direction of extension of the water outlet 113, and the end of the brush 153 corresponds to the water outlet 113.

[0056] In this embodiment, the end plate 131 of the middle frame 130 is provided with a chute 133 extending in the same direction as the water outlet 113, and the cleaning member is provided as a button 151 and a brush 153. The button 151 is installed on the outside of the middle frame 130, and the button 151 extends into the interior of the middle frame 130 through the chute 133 to connect with the brush 153. In this way, when the user needs to clean the water outlet 113, he can drive the brush 153 along the chute 133 by driving the button 151 from the outside of the middle frame 130, thereby conveniently cleaning the water outlet 113.

[0057] The extending direction of the chute 133 is the same as that of the water outlet 113, which can be understood as the length direction of the annular groove being parallel to the axis of the water outlet 113. In this way, when the button 151 moves along the chute 133, the end of the brush 153 can always be centered on the water outlet 113.

[0058] In this embodiment, the left side of the water tray 111 is tilted downward, with the left end of the tray 111 lower and the right end higher, forming a slope. The water outlet 113 is located near the left side of the water tray 111, preventing water from accumulating within the tray 111. The chute 133 is located on the left end plate 131 of the middle frame 130.

[0059] Of course, in other embodiments of the present application, two sets of cleaning members 150 may be provided, and chutes 133 may be provided on the end plates 131 on both sides of the middle frame 130, and the two sets of cleaning members 150 may be installed in the chutes 133. Water outlets 113 may be provided on both the left and right sides of the water receiving tray 111, so that the brushes 153 of the two sets of cleaning members 150 are aligned with the two water outlets 113 respectively.

[0060] Please refer to Figures 1 to 5 In this embodiment, the brush 153 includes a brush head 153 and a brush handle 153. The brush head 153 is connected to the brush handle 153, and the brush handle 153 is connected to the button 151. Generally, the diameter of the brush head 153 corresponds to the diameter of the water outlet 113, ensuring that the brush head 153 can clean the sidewalls of the water outlet 113 when it is inside the telescopic water outlet 113. The brush head 153 is detachably connected to the brush handle 153, making it easy to replace the brush head 153.

[0061] In this embodiment, the cleaning member 150 further includes a spring 155. A connecting piece 135 is provided on the inner side of the end plate 131. The connecting piece 135 is provided with a through hole 137. The handle of the brush 153 is mounted in the through hole 137. The spring 155 is sleeved on the handle of the brush 153, with the bottom end of the spring 155 abutting against the connecting piece 135 and the top end of the spring 155 abutting against the button 151.

[0062] In this embodiment, the spring 155 and the connecting piece 135 are provided so that after the brush 153 moves downward, it can slide upward under the action of the spring 155. Therefore, when the user cleans the water outlet 113, they only need to slide the button 151 downward, which is more convenient for the user. The provision of the spring 155 also allows the brush 153 to be located outside the water outlet 113 without being manipulated by external forces, thereby preventing the brush 153 from affecting the drainage of the water outlet 113.

[0063] Please refer to Figures 1 to 5 In this embodiment, the button 151 includes a sliding member 157 and a clamping member 159. The sliding member 157 has a button portion 161 and a sliding portion 163 connected to the button portion 161. The button portion 161 and the sliding portion 163 are integrally formed. The button portion 161 is located on the outer side of the end plate 131, and the sliding portion 163 is passed through the slide groove 133 to the inner side of the end plate 131. The two sides of the slide groove 133 are in sliding contact with the two sides of the sliding portion 163. The sliding portion 163 is connected to the brush handle of the brush 153 through the clamping member 159.

[0064] In this embodiment, the button 151 is configured as a sliding member 157 and a snap-fit member 159 , so that the snap-fit member 159 can be used to facilitate the sliding portion 163 of the sliding member 157 to pass through the slide groove 133 and connect with the brush handle of the brush 153 , thereby facilitating assembly.

[0065] In this embodiment, a recessed groove 139 is provided on the outer side of the end plate 131 , the sliding groove 133 is provided on the bottom wall of the recessed groove 139 , and the button portion 161 of the button 151 is accommodated in the recessed groove 139 .

[0066] In this embodiment, a recessed groove 139 is provided on the outer side of the end plate 131 and the slide groove 133 is provided on the bottom wall of the recessed groove 139 so that the button portion 161 of the button 151 can be accommodated in the recessed groove 139, thereby preventing the button 151 from affecting other components and making the appearance more beautiful.

[0067] Please refer to Figures 1 to 6 In this embodiment, the air conditioner 100 further includes a panel assembly 170, which is rotatably mounted on the middle frame 130. When the panel assembly 170 is rotated to a closed position, the panel assembly 170 can be hidden outside the button 151 and the sliding groove 133. When the panel assembly 170 is rotated to an open position, the panel assembly 170 can expose the button 151.

[0068] In this embodiment, the panel assembly 170 is provided, and when closed, the panel assembly 170 blocks the button 151 and the chute 133, thereby enhancing the appearance of the indoor unit of the air conditioner 100. Most importantly, when closed, the panel assembly 170 blocks the chute 133, thereby preventing external dust from entering the middle frame 130 through the chute 133.

[0069] In this embodiment, the panel assembly 170 includes a front panel 171, side panels 173, and a bottom panel 175. Side panels 173 are provided on both sides of the front panel 171 in the longitudinal direction, and the ends of the bottom panel 175 are respectively connected to the two side panels 173. The two side panels 173 are hingedly connected to the end panels 131 at both ends of the middle frame 130 in a one-to-one correspondence. When the panel assembly 170 is rotated to the closed position, the front panel 171 is covered on the front side of the middle frame 130, the two side panels 173 are respectively covered on the outside of the end panels 131 at both ends of the middle frame 130, and the bottom panel 175 is covered on the bottom side of the middle frame 130. When the panel assembly 170 is rotated to the open position, the panel assembly 170 flips upward, and the side panels 173 are located above the button 151, so that the button 151 is exposed.

[0070] In this embodiment, the panel assembly 170 is provided with a front panel 171, a side panel 173, and a bottom panel 175. In this way, the side panel 173 can be covered on the outside of the end panel 131 when closed, thereby better shielding the slide groove 133 and the button 151. When the panel assembly 170 is in the open position, the front side of the middle frame 130 and the end panels 131 at both ends are exposed, making it easier to clean the internal components of the indoor unit.

[0071] In this embodiment, the front panel 171, side panels 173, and bottom panel 175 are integrally formed. Panel assembly 170 also includes air guide doors 177. Air outlets are provided on the front panel 171 and side panels 173, and air guide doors 177 are located at the air outlets. In this embodiment, the front panel 171, side panels 173, and bottom panel 175 are integrally formed, facilitating assembly.

[0072] Please refer to Figures 1 to 5 In this embodiment, both side panels 173 are provided with a hinge on their inner sides. The end panels 131 at both ends of the middle frame 130 are provided with hinge holes. Axles are rotatably mounted within the hinge holes, hingedly connecting the side panels 173 and the end panels 131 via the hinges. A first engaging portion is provided on the inner sides of the side panels 173, and a second engaging portion 179 is provided on the outer sides of the end panels 131. When the panel assembly 170 is rotated to the open position, the first engaging portion engages with the second engaging portion 179.

[0073] In this embodiment, a first clamping portion (not shown) is provided on the side panel 173 and a second clamping portion 179 is provided on the end panel 131. In this way, when the panel assembly 170 is in the open position, the first clamping portion and the second clamping portion 179 are clamped together, so that the panel assembly 170 can be maintained in the open position, making it convenient for the user to operate the button 151.

[0074] The first clamping portion and the second clamping portion 179 may be outwardly protruding bosses, which can fix the panel assembly 170 in the open position through the clamping connection between the bosses.

[0075] Please refer to Figures 1 to 6 In this embodiment, the panel assembly 170 further includes a latch 181, which is disposed on the bottom panel 175. The middle frame 130 is provided with a mating portion 141. When the panel assembly 170 is in the closed state, the latch 181 can be engaged with the mating portion 141.

[0076] In this embodiment, by providing a fastener 181 , the panel assembly 170 and the middle frame 130 can be fixed by the fastener 181 when the panel assembly 170 is in the closed position.

[0077] In some embodiments, the latch 181 is movably mounted on the bottom panel 175. A slot is provided on the mating portion 141. Moving the latch 181 in a first direction causes the latch 181 to engage with the slot, while moving the latch 181 in a second direction causes the latch 181 to be removed from the slot. The latch 181 may also be mounted on the bottom panel 175 in other ways, as long as the method allows for engagement and unlocking.

[0078] In summary, the air conditioner 100 provided in this embodiment is achieved by installing a cleaning member on the middle frame 130 and allowing the cleaning member to correspond to the water outlet 113. The cleaning member 150 has a first position for being inserted into the water outlet 113 and a second position for being moved out of the water outlet 113. The cleaning member 150 can move between the first position and the second position relative to the middle frame 130. In this way, when the water outlet 113 needs to be cleaned, the cleaning member 150 can be moved between the first position and the second position, so that the water outlet 113 can be cleaned without removing the middle frame 130, making cleaning more convenient. Secondly, the cleaning member 150 can also clean the portion at the end of the drain pipe connected to the water outlet 113 without removing the drain pipe, making cleaning more convenient.

[0079] Although the present invention is disclosed as above, it is not limited thereto. Any person skilled in the art may make various changes and modifications without departing from the spirit and scope of the present invention. Therefore, the scope of protection of the present invention shall be subject to the scope defined by the claims.

Claims

1. An air conditioner, characterized in that: include: A base (110), wherein the base (110) is provided with a water receiving tray (111), and the water receiving tray (111) is provided with a water outlet (113); a middle frame (130), the middle frame (130) being mounted on the base (110); A cleaning member (150) is installed on the middle frame (130) and corresponds to the water outlet (113). The cleaning member (150) has a first position for being plugged into the water outlet (113) and a second position for being moved out of the water outlet (113). The cleaning member (150) can move between the first position and the second position relative to the middle frame (130).

2. The air conditioner according to claim 1, characterized in that: The end plate (131) on one side of the middle frame (130) is provided with a slide groove (133), and the extension direction of the slide groove (133) is the same as the extension direction of the water outlet (113); The cleaning member (150) comprises a button (151) and a brush (153); the button (151) is mounted on the outside of the middle frame (130) and extends into the interior of the middle frame (130) through the slide groove (133); the brush (153) is mounted inside the button (151), and the axis of the brush (153) is the same as the extension direction of the water outlet (113), and the end of the brush (153) corresponds to the water outlet (113).

3. The air conditioner according to claim 2, characterized in that The cleaning member (150) further includes a spring (155); a connecting piece (135) is provided on the inner side of the end plate (131); and the connecting piece (135) is provided with a through hole (137); The brush (153) is installed in the penetration hole (137), the spring (155) is sleeved on the brush (153), and the bottom end of the spring (155) abuts against the connecting piece (135), and the top end of the spring (155) abuts against the button (151).

4. The air conditioner according to claim 2, characterized in that: The button (151) includes a sliding member (157) and a snap-on member (159); The sliding member (157) comprises a button portion (161) and a sliding portion (163) connected to the button portion (161); The button portion (161) is located on the outside of the end plate (131), the sliding portion (163) is passed through the sliding groove (133) to the inside of the end plate (131), and the sliding portion (163) is connected to the brush (153) via a clamping member (159).

5. The air conditioner according to any one of claims 2 to 4, characterized in that: A sink groove (139) is provided on the outer side of the end plate (131), the slide groove (133) is provided on the bottom wall of the sink groove (139), and the button (151) is accommodated in the sink groove (139).

6. The air conditioner according to any one of claims 2 to 4, characterized in that: The air conditioner (100) further comprises a panel assembly (170), wherein the panel assembly (170) is rotatably mounted on the middle frame (130); when the panel assembly (170) is rotated to a closed position, the panel assembly (170) can cover the outside of the button (151) and the sliding groove (133); When the panel assembly (170) is rotated to the open position, the panel assembly (170) can expose the button (151).

7. The air conditioner according to claim 6, characterized in that The panel assembly (170) includes a front panel (171), side panels (173) and a bottom panel (175); The side panels (173) are provided on both sides of the front panel (171) in the length direction, and the two ends of the bottom panel (175) are respectively connected to the two side panels (173); The two side panels (173) are hingedly connected to the end panels (131) at both ends of the middle frame (130) in a one-to-one correspondence; When the panel assembly (170) is rotated to the closed position, the front panel (171) is covered on the front side of the middle frame (130), the two side panels (173) are respectively covered on the outer sides of the end plates (131) at both ends of the middle frame (130), and the bottom panel (175) is covered on the bottom side of the middle frame (130); When the panel assembly (170) is rotated to the open position, the panel assembly (170) flips upward, and the side panel (173) is located above the button (151), so that the button (151) is exposed.

8. The air conditioner according to claim 7, characterized in that The front panel (171), the side panel (173) and the bottom panel (175) are integrally formed; The panel assembly (170) further includes an air guide door (177), the front panel (171) and the side panel (173) are provided with air outlets, and the air guide door (177) is provided at the air outlets.

9. The air conditioner according to claim 7, characterized in that The side panel (173) and the end panel (131) are hinged via a rotating shaft; The side panel (173) is provided with a first clamping portion, and the end plate (131) is provided with a second clamping portion (179); When the panel assembly (170) is rotated to the open position, the first clamping portion is clamped with the second clamping portion (179).

10. The air conditioner according to claim 7, characterized in that The panel assembly (170) further includes a snap-fit component (181), the snap-fit component (181) being arranged on the bottom panel (175), and the middle frame (130) being provided with a matching portion (141); When the panel assembly (170) is in a closed state, the latch (181) can be latched onto the matching portion (141).

Images