CN218154468U - Indoor unit and air conditioner - Google Patents

Abstract

The application relates to the technical field of air conditioners, and discloses an indoor unit, including: a casing, both sides of which are side plates; at least one of the side panels comprises a removable access panel section; the heat exchange assembly is arranged in the shell and corresponds to the maintenance plate section; and the water pump assembly is arranged in the casing and is arranged on the maintenance plate section, and the water pump assembly can be together drawn out of the casing and exposed out of the heat exchange assembly when the maintenance plate section is disassembled. The maintenance plate section is detached from the side plate, the water pump assembly can be taken out from the shell together, and then the water pump assembly is maintained. The access panel section forms the access hole on the curb plate after dismantling, and heat exchange assembly exposes through the access hole, and then can overhaul heat exchange assembly through the access hole. The application also discloses an air conditioner.

Description

Indoor unit and air conditioner

Technical Field

The application relates to the technical field of air conditioners, for example to an indoor unit and an air conditioner.

Background

The air duct type air conditioner is commonly called as an air duct type air conditioner, and the air duct type air conditioner adopts a one-to-one mode and comprises an air duct outdoor unit and an indoor unit. When the indoor unit, the communication pipeline, the drainage pipeline and the line pipeline are all hidden in the suspended ceiling. Therefore, compared with a wall-mounted air conditioner and a cabinet air conditioner, the air duct machine is more attractive and space-saving, and the installation position is more flexible.

A heat exchanger is arranged in a casing of the wind pipe machine in the related art, a water receiving disc is arranged below the heat exchanger and used for receiving condensed water, a water pump is arranged on one side of the heat exchanger, and the condensed water in the water receiving disc is discharged to the external environment through the water pump.

In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art:

the water pump in the casing is inconvenient to overhaul. And when the lateral plate that corresponds the water pump is pulled down the back, because the water pump causes the hindrance to the heat exchanger, lead to the maintenance inconvenience to the heat exchanger.

SUMMERY OF THE UTILITY MODEL

The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview nor is intended to identify key/critical elements or to delineate the scope of such embodiments but rather as a prelude to the more detailed description that is presented later.

The embodiment of the disclosure provides an indoor unit and an air conditioner, and solves the problem that a water pump and a heat exchanger are inconvenient to overhaul.

In some embodiments, the indoor unit includes:

a casing, two sides of which are side plates; at least one of the side panels comprises a removable access panel section;

the heat exchange assembly is arranged in the shell and corresponds to the maintenance plate section;

the water pump assembly is arranged in the shell and mounted on the maintenance plate section, and can be taken out from the shell together when the maintenance plate section is detached, and the heat exchange assembly is exposed.

Optionally, the access panel section has a first pipe hole, and the water pump assembly includes:

an inlet pipeline of the pump body is communicated with the water pan in the machine shell, and an outlet pipeline of the pump body extends out of the machine shell through the first pipe hole;

and the mounting seat is fixed on the maintenance plate section and used for mounting the pump body.

Optionally, the heat exchange assembly comprises a refrigerant inlet pipe;

the maintenance board section is located in the middle of the side plate, a first notch is formed in the side, connected with the adjacent board section, of the maintenance board section, a second hole is formed by the first notch and the adjacent board section in a surrounding and limiting mode, and the refrigerant inlet pipe penetrates through the second hole and extends out of the shell.

Optionally, the heat exchange assembly comprises a refrigerant outlet pipe;

the maintenance plate section is located in the middle of the side plate, a second notch is formed in the connecting side of the maintenance plate section and the adjacent plate section, a third pipe hole is formed by the second notch and the adjacent plate section in a surrounding and limiting mode, and the refrigerant outlet pipe extends out of the shell through the third pipe hole.

Optionally, a middle partition plate is arranged in the machine shell, and one end of the middle partition plate faces the access panel section and is bent to form a first connecting folding edge;

the maintenance plate section is connected to the middle partition plate through the first connecting folding edge.

Optionally, the access panel section is located in the middle of the side panel, a second connecting folding edge is arranged on one side, close to the adjacent panel section, of the access panel section, and the access panel section is connected to the adjacent panel section through the second connecting folding edge.

Optionally, the second connecting flange is parallel to the panel surface of the access panel section and located on a side of the adjacent panel section facing into the enclosure.

Optionally, a fourth gap is formed in the bottom of the access panel section, and the fourth gap and the bottom plate of the casing are defined to form a fourth pipe hole;

an outer discharge pipeline of the water pan in the machine shell extends out of the machine shell through the fourth pipe hole.

Optionally, the casing includes two adjacent air inlets, and each air inlet is provided with a cover plate; and the two cover plates are connected in a knock-off manner, and any cover plate can be detached after the connecting position of the two cover plates is knocked off.

In some embodiments, the air conditioner includes the indoor unit described in any of the above embodiments.

The indoor unit and the air conditioner provided by the embodiment of the disclosure can realize the following technical effects:

the water pump assembly is installed on the maintenance plate section, and the maintenance plate section corresponds to the heat exchange assembly. Like this when the user need overhaul water pump assembly or heat exchange assemblies, pull down the access panel section from the curb plate, can take out water pump assembly together from the casing this moment, and then overhaul water pump assembly. The access panel section forms the access hole on the curb plate after dismantling, and heat exchange assembly exposes through the access hole, and then can overhaul heat exchange assembly through the access hole.

The foregoing general description and the following description are exemplary and explanatory only and are not restrictive of the application.

Drawings

One or more embodiments are illustrated in the accompanying drawings, which correspond to the accompanying drawings and not in a limiting sense, in which elements having the same reference numeral designations represent like elements, and in which:

fig. 1 is a schematic structural diagram of an indoor unit provided in an embodiment of the present disclosure;

FIG. 2 is a schematic layout of a centrifugal fan provided by an embodiment of the present disclosure;

FIG. 3 is a schematic view of another centrifugal fan configuration provided by embodiments of the present disclosure;

fig. 4 is a schematic structural diagram of a motor base provided in an embodiment of the present disclosure;

fig. 5 is a schematic structural diagram of a centrifugal fan provided in the embodiment of the present disclosure.

Reference numerals are as follows:

100: a housing; 101: a first compartment; 102: a second compartment; 110: a side plate; 111: overhauling the plate section; 112: a first tube hole; 113: a second tube hole; 114: a third tube hole; 115: a fourth tube hole; 116: a second connecting folded edge; 120: a middle partition plate;

200: a heat exchange assembly; 201: a refrigerant inlet pipe; 202: a refrigerant outlet pipe;

300: a water pump assembly; 301: a pump body; 302: an outlet conduit; 303: a mounting seat;

400: a water pan; 410: and (4) discharging the pipeline outwards.

Detailed Description

So that the manner in which the features and elements of the disclosed embodiments can be understood in detail, a more particular description of the disclosed embodiments, briefly summarized above, may be had by reference to the embodiments, some of which are illustrated in the appended drawings. In the following description of the technology, for purposes of explanation, numerous details are set forth in order to provide a thorough understanding of the disclosed embodiments. However, one or more embodiments may be practiced without these details. In other instances, well-known structures and devices may be shown in simplified form in order to simplify the drawing.

The terms "first," "second," and the like in the description and claims of the embodiments of the disclosure and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It should be understood that the data so used may be interchanged under appropriate circumstances such that embodiments of the present disclosure described herein may be made. Furthermore, the terms "include" and "have," as well as any variations thereof, are intended to cover a non-exclusive inclusion.

In the embodiments of the present disclosure, terms "upper", "lower", "inner", "middle", "outer", "front", "rear", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the disclosed embodiments and their examples and are not intended to limit the devices, elements or components indicated to a particular orientation or to be constructed and operated in a particular orientation. Moreover, some of the above terms may be used to indicate other meanings besides orientation or position, for example, the term "on" may also be used to indicate some kind of attachment or connection in some cases. The specific meanings of these terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art as appropriate.

In addition, the terms "disposed," "connected," and "secured" are to be construed broadly. For example, "connected" may be a fixed connection, a detachable connection, or a unitary construction; can be a mechanical connection, or an electrical connection; may be directly connected, or indirectly connected through intervening media, or may be in internal communication between two devices, elements or components. Specific meanings of the above terms in the embodiments of the present disclosure can be understood by those of ordinary skill in the art according to specific situations.

The term "plurality" means two or more unless otherwise specified.

In the embodiment of the present disclosure, the character "/" indicates that the preceding and following objects are in an or relationship. For example, A/B represents: a or B.

The term "and/or" is an associative relationship that describes objects, meaning that three relationships may exist. E.g., a and/or B, represents: a or B, or A and B.

It should be noted that, in the case of no conflict, the embodiments and features in the embodiments of the present disclosure may be combined with each other.

As shown in fig. 1 to 5, an indoor unit according to an embodiment of the present disclosure includes a cabinet 100, a heat exchange assembly 200, and a water pump assembly 300. Wherein, the two sides of the casing 100 are side plates 110; at least one side panel 110 comprises a removable access panel section 111; the heat exchange assembly 200 is arranged in the casing 100 and corresponds to the access panel section 111; the water pump assembly 300 is disposed in the casing 100 and mounted on the access panel section 111, and when the access panel section 111 is detached, the water pump assembly 300 can be drawn out from the casing 100 together, and the heat exchange assembly 200 is exposed.

By adopting the indoor unit provided by the embodiment of the disclosure, the water pump assembly 300 is installed on the maintenance plate section 111, and the maintenance plate section 111 corresponds to the heat exchange assembly 200. Therefore, when a user needs to overhaul the water pump assembly 300 or the heat exchange assembly 200, the overhaul plate section 111 is detached from the side plate 110, and the water pump assembly 300 can be drawn out of the machine shell 100 together at the moment, so that the water pump assembly 300 is overhauled. The access panel section 111 forms the access hole on curb plate 110 after dismantling, and heat exchange assembly 200 exposes through the access hole, and then can overhaul heat exchange assembly 200 through the access hole.

Alternatively, as shown in fig. 2, a middle partition plate 120 is provided in the cabinet 100, and the middle partition plate 120 divides the cabinet 100 into the first compartment 101 and the second compartment 102. The first chamber 101 is provided with an air outlet, and the heat exchange assembly 200 is disposed in the first chamber 101. The second compartment 102 is provided with an air inlet, and a fan assembly of the indoor unit is arranged in the rear space. The middle partition 120 is opened with a communication port. Under the action of the fan assembly, indoor air enters the second compartment 102 from the air inlet, then enters the first compartment 101 from the communication port, exchanges heat with the heat exchange assembly 200, and finally is blown back into the room from the air outlet.

Optionally, the casing 100 includes two adjacent air inlets, and each air inlet is provided with a cover plate; and the two cover plates are connected in a knock-off manner, and any cover plate can be detached after the connecting position of the two cover plates is knocked off.

In this embodiment, one air inlet is opened at the rear of the second compartment 102, the other air inlet is opened below the second compartment 102, and a cover plate is disposed at each air inlet. The two cover plates are connected in a knock-off manner, wherein the knock-off connection means that the material connecting part of the two cover plates is partially cut off, and the two cover plates can be separated by tapping the material connecting part with a tool. When leaving the factory, two cover plates exist, a user knocks off a connecting part during installation, and one cover plate is removed according to requirements to reserve the other cover plate.

Illustratively, the size of the air inlet below the second compartment 102 is larger than the size of the air inlet behind the second compartment. If the requirement of the user on the air inlet amount is larger, the user knocks off the connecting position during installation and removes the cover plate of the air inlet below the connecting position, so that the lower air inlet mode is adopted to realize larger air inlet amount.

Optionally, the heat exchange assembly 200 includes a heat exchanger, a refrigerant inlet pipe 201 and a refrigerant outlet pipe 202. The refrigerant enters the heat exchanger through the refrigerant inlet pipe 201, exchanges heat with air in the first chamber 101, and then flows out of the heat exchanger through the refrigerant outlet pipe 202. The heat exchanger is mounted in the first compartment 101 with one end facing the access panel section 111. The refrigerant inlet pipe 201 and the refrigerant outlet pipe 202 are both arranged at one end of the heat exchanger facing the access panel section 111, so that the refrigerant inlet pipe 201 and the refrigerant outlet pipe 202 can be conveniently accessed from an access hole after the access panel section 111 is detached from the side panel 110.

Optionally, as shown in fig. 4, the access panel section 111 is opened with a first pipe hole 112, and the water pump assembly 300 includes a pump body 301 and a mounting seat 303. An inlet pipeline of the pump body 301 is communicated with the water pan 400 in the machine shell 100, and an outlet pipeline 302 of the pump body 301 extends out of the machine shell 100 through the first pipe hole 112; the mounting seat 303 is fixed to the access panel section 111 for mounting the pump body 301.

In this embodiment, as shown in fig. 5, a water pan 400 is disposed in the casing 100, and the water pan 400 is located below the heat exchanger for receiving the condensed water. When the pump body 301 is actuated, condensate in the drip tray 400 enters the pump body 301 through the inlet pipe and is then pumped out of the outlet pipe 302. The outlet pipe 302 extends out of the cabinet 100 through the first pipe hole 112 so that the condensed water is pumped out of the outlet pipe 302 to the outside of the cabinet 100.

Illustratively, the mount 303 is secured to the middle of the access panel section 111 above the drip tray 400. The pump body 301 is mounted on the mounting base 303 and the inlet pipe extends into the drip tray 400. The first pipe hole 112 is opened at the upper part of the access panel section 111, and the diameter of the first pipe hole 112 is slightly larger than the diameter of the outlet pipe 302, so that the outlet pipe 302 extends out of the casing 100 through the first pipe hole 112. When the access panel section 111 is detached from the side panel 110, the pump body 301, the inlet duct and the outlet duct 302 can be extracted together from the casing 100.

Optionally, as shown in fig. 3, the access panel section 111 is located in the middle of the side panel 110, a first gap is opened at a connection side of the access panel section 111 and an adjacent panel section, the first gap and the adjacent panel section define a second tube hole 113, and the refrigerant inlet pipe 201 extends out of the casing 100 through the second tube hole 113.

In the present embodiment, the side panel 110 having the access panel section 111 is composed of three panel sections, namely a first panel section, a second panel section and a third panel section, which are sequentially and adjacently connected, wherein the second panel section is the access panel section 111. Bounded by the middle partition 120, the first and second plate segments correspond to the first compartment 101, and the third plate segment corresponds to the second compartment 102. Since the refrigerant inlet pipe 201 is connected to the heat exchanger and cannot be removed along with the access panel section 111, the second pipe hole 113 is designed to be defined by the first notch of the access panel section 111 and the adjacent panel sections. Like this the refrigerant advances pipe 201 can not block the dismantlement of access panel section 111 to the refrigerant advances pipe 201 and can expose at the access hole after access panel section 111 dismantles, thereby pipe 201 is advanced to convenient to overhaul or change refrigerant.

The connection side of the access panel section 111 to the first panel section is provided with a first cutout, which is configured as a semicircle. A fourth notch corresponding to the first notch is formed in the connecting side of the first plate section, and the fourth notch is of a semicircular structure. After the first plate section and the maintenance plate section 111 are connected, the first notch and the fourth notch form a second pipe hole 113 with a diameter slightly larger than that of the refrigerant inlet pipe 201, so that the refrigerant inlet pipe 201 extends out of the casing 100 through the second pipe hole 113.

Optionally, the access panel section 111 is located in the middle of the side panel 110, a second gap is opened at a connection side of the access panel section 111 and an adjacent panel section, the second gap and the adjacent panel section define a third tube hole 114, and the refrigerant outlet tube 202 extends out of the casing 100 through the third tube hole 114.

The connecting side of the access panel section 111 to the first panel section is provided with a second recess, which is configured as a semicircle. A fifth notch corresponding to the second notch is opened on the connecting side of the first plate section, and the fifth notch is configured to be semicircular. After the first plate section and the access plate section 111 are connected, the second notch and the fifth notch form a third pipe hole 114 with a diameter slightly larger than that of the refrigerant outlet pipe 202, so that the refrigerant outlet pipe 202 extends out of the casing 100 through the third pipe hole 114. The refrigerant exit tube 202 can not block the dismantlement of access panel section 111 like this to refrigerant exit tube 202 can expose at the access hole after access panel section 111 dismantles, thereby is convenient for overhaul or change refrigerant exit tube 202.

Optionally, a middle partition plate 120 is arranged in the casing 100, and one end of the middle partition plate 120 faces the access panel section 111 and is bent to form a first connecting edge; the access panel section 111 is connected to the center partition 120 by a first connecting flange.

In this embodiment, one end of the middle partition 120 facing the access panel section 111 is bent vertically to form a first connecting edge, and the first connecting edge abuts against a panel surface of the access panel section 111 located in the enclosure 100. The access panel section 111 is fixed to the first connection flap from outside the cabinet 100 by means of screws.

Optionally, the access panel section 111 is located in the middle of the side panel 110, and one side of the access panel section 111 close to the adjacent panel section is provided with a second connecting flange 116, and the access panel section 111 is connected to the adjacent panel section through the second connecting flange 116.

Illustratively, the side panel 110 with the access panel section 111 is composed of three successively adjacent panel sections, respectively a first panel section, a second panel section and a third panel section, wherein the second panel section is the access panel section 111. The connection side of the access panel section 111 to the third panel section is provided with a second connection flap 116. The access panel section 111 is fixed to the second attachment flange 116 by screws from outside the enclosure 100.

Optionally, the second connecting flange 116 is parallel to the panel surface of the access panel section 111 and is located on the side of the adjacent panel section facing into the enclosure 100. When the access panel section 111 is connected to an adjacent panel section, the second connecting flange 116 abuts against the panel surface of the adjacent panel section so as to fix the two with screws. And the second coupling flange 116 is positioned in the casing 100 after the access panel section 111 and the adjacent panel section are coupled, which makes the appearance of the casing 100 more beautiful.

Optionally, a fourth gap is formed at the bottom of the access panel section 111, and the fourth gap and the bottom plate of the casing 100 define a fourth pipe hole 115; an outer row of pipes 410 of the drip tray 400 in the cabinet 100 extends out of the cabinet 100 through the fourth pipe hole 115.

In this embodiment, the condensed water in the drip pan 400 may be discharged out of the cabinet 100 through the outer discharge pipe 410, and the outer discharge pipe 410 extends out of the cabinet 100 through the fourth pipe hole 115. The outer discharge pipe 410 does not block the disassembly of the access panel section 111, and the outer discharge pipe 410 can be exposed at the access opening after the access panel section 111 is disassembled, thereby facilitating the repair or replacement of the outer discharge pipe 410.

In some embodiments, the indoor unit further comprises a hoisting assembly, and the hoisting assembly comprises a convex hull and a hoisting foot. Wherein, the convex hull is formed by a side plate 110 protruding towards the exterior of the casing 100, and the convex hull is provided with a bayonet; each side plate 110 is provided with at least one convex hull, and each convex hull corresponds to one hanging foot; the hanging feet and the corresponding side plates 110 are provided with screw holes matched with each other, the hanging feet are provided with clamping jaws, and the clamping jaws can be clamped into the convex hulls from the clamping openings to limit the positions of the hanging feet, so that the hanging feet correspond to the screw holes of the corresponding side plates 110, and the hanging feet are conveniently fixed on the side plates 110.

In this embodiment, the clamping jaws of the hanging legs are clamped into the convex hulls of the side plates 110 through the clamping openings, so that the positions of the hanging legs are limited by the convex hulls, and the hanging legs correspond to the screw holes of the corresponding side plates 110. Then, the hanger pins are fixed to the side plates 110 by using bolt fasteners through the screw holes, and finally, the cabinet 100 is lifted by the hanger pins on the side plates 110 on both sides. Therefore, the hanging foot is very convenient to align with the screw hole of the side plate 110, and the relative position of the hanging foot and the side plate 110 does not need to be manually adjusted.

Optionally, a bayonet of the convex hull is arranged downwards, and the size of the bayonet is matched with the clamping jaw; the clamping jaw of the lifting foot is obliquely upward so as to be clamped to the clamping opening of the convex hull. The user generally holds the lifting housing 100 under the housing 100 so that the bayonet of the convex hull faces downward to allow the user to conveniently snap the claws of the lifting feet into the convex hull from below.

Optionally, the end of the snap-in lug of the claw of the lifting foot is located within the lug.

In the present embodiment, the convex hull is formed by the side plate 110 protruding toward the outside of the casing 100, and the claw is caught in the convex hull from the outside of the casing 100 and extends into the casing 100. Because the end part of the clamping jaw clamped into the convex hull is positioned in the convex hull, the heat-insulating sponge is convenient to stick on the inner side of the side plate 110, and the interference between the end part of the clamping jaw clamped into the convex hull and the heat-insulating sponge is prevented.

Alternatively, in the case where a plurality of convex hulls are provided on the same side plate 110, the convex hulls are provided at the same height. After the plurality of hanging legs are clamped into the corresponding convex hulls, the plurality of hanging legs are arranged at the same height, and the stability of the indoor unit after being hoisted is ensured.

Optionally, the indoor unit further includes a heat exchange assembly 200 and a fan assembly. The heat exchange assembly 200 is disposed in the cabinet 100; the fan assembly is arranged in the casing 100 and positioned at one side of the heat exchange assembly 200; two convex hulls are arranged on each side plate 110, and the two convex hulls respectively correspond to the heat exchange assembly 200 and the fan assembly.

In this embodiment, the heat exchange assembly 200 includes a heat exchanger and the fan assembly includes a fan. The weight of the indoor unit is mainly concentrated on the heat exchanger and the fan, two convex hulls on each side plate 110 respectively correspond to the heat exchanger and the fan, and each convex hull corresponds to one hanging foot. When the indoor unit is hoisted by the hoisting feet, a better bearing effect can be realized.

Optionally, the suspension foot comprises a fixed plate. The fixing plate is provided with an avoidance port; the jack catch sets up in dodging mouthful department, and the jack catch card goes into the convex closure after, dodges mouthful dodge the convex closure to make the fixed plate paste and lean on curb plate 110.

In this embodiment, the avoidance opening is slightly larger than the convex hull to facilitate avoiding the convex hull. One end of the clamping jaw is connected to the inner wall of the avoiding opening, and the other end of the clamping jaw extends to the bayonet of the convex hull in an upward inclined mode. When the jaws extend to the convex hull, the convex hull extends to the dodge mouth so that the fixation plate can be abutted against the side plate 110. Here the convex hull stretches into and does not stretch out and dodges the mouth in.

Optionally, the fixing plate is provided with a screw hole adapted to the corresponding side plate 110.

In this embodiment, after the clamping jaws are inserted into the convex hull, the fixing plate and the side plate 110 abut against each other and the screw holes of the fixing plate and the side plate correspond to each other, so that the fixing plate can be fixed to the side plate 110 by using bolts. Thus, the screw holes of the fixing plate and the side plate 110 are aligned conveniently, and the relative position of the fixing plate and the side plate 110 does not need to be adjusted manually.

Optionally, the screw hole of the fixing plate is located above the escape opening.

Optionally, the lifting foot further comprises a lifting plate. The hoisting plate is connected to the fixed plate, and the casing 100 is hoisted through the hoisting plate.

In this embodiment, the hanging plate is vertically connected to the upper end of the fixing plate, and the hanging plate and the top plate of the casing 100 are located on the same horizontal plane. After the fixing plate is fixed to the side plate 110 by using the screw, the hanger is fixed, and then the cabinet 100 is lifted by the lifting plate. Two sides of each side plate 110 are respectively provided with a hanging foot, that is, two sides of the casing 100 are respectively fixed by two hanging plates, so that the hung casing 100 is more stable.

In some embodiments, the indoor unit further includes a heat exchange assembly 200, a tube sheet, a connection plate, and a support plate. The heat exchange assembly 200 is disposed in the cabinet 100; the tube plate is arranged in the shell 100 and positioned at one side of the heat exchange assembly 200, and is used for installing the heat exchange assembly 200; the connecting plate is arranged in the shell 100 and corresponds to the tube plate, and comprises a main plate section; the edge of one side of the main plate section is connected to the tube plate, the edge of the other side of the main plate section is bent to form a first folding edge, and the first folding edge is connected to the shell 100; the supporting plate is disposed in the casing 100 and attached to the outer bending surface of the main board segment for supporting the main board segment when the first bending edge faces upward.

In this embodiment, the heat exchange assembly 200 is mounted on the tube plate, one side of the connection plate is connected to the tube plate, and the other side is connected to the casing 100 through the first flange, so that the heat exchange assembly 200 is fixed to the casing 100. In the manufacturing and transporting processes of the indoor unit, when the first folding edge faces upwards, the supporting plate is attached to the outer folding surface of the main plate section, so that the effect of supporting the main plate section and further supporting the heat exchange assembly 200 is achieved.

Optionally, the second side of the main plate section is vertically bent to form a first folded edge. The first flange and the housing 100 are provided with a plurality of corresponding screw holes. The first flange and the cabinet 100 may be fixed by using a bolt fastener through the screw hole.

Alternatively, the support plate is formed by stamping and bending the housing of the housing 100 toward the main plate section. Thus, the support plate is integrally formed with the casing 100, and the structure of the support plate is simplified. And the cost of the stamping and bending process is lower.

Illustratively, the housing of the casing 100 is bent toward the main board segment by stamping to form two support plates, and the two support plates are respectively attached to two ends of the outer bent surface of the main board segment. Like this when first hem upwards, can play better bearing effect.

Alternatively, a sealing plate is provided at an outer side of the casing 100, corresponding to the punched hole left when the support plate is constructed, to cover the punched hole. In this way, air can be prevented from entering the cabinet 100 from the punched hole.

Optionally, the tube sheet is connected to the main plate section and has a mounting gap with the casing 100, and an edge of the main plate section corresponding to the mounting gap extends into the mounting gap and is bent to form a second flange.

In this embodiment, a mounting gap is reserved between the tube sheet and the casing 100 to prevent the tube sheet and the casing 100 from directly contacting. During the manufacturing and transportation process of the indoor unit, the heat exchange assembly 200 may shake to reduce the installation gap. Under the action of the second flange, the heat exchange assembly 200 interferes with the second flange in the installation gap when shaking, so as to keep the installation gap.

Optionally, the bending angle of the second flap is 45 °. This provides a better interference effect with the tubesheet.

Optionally, the bending directions of the first folded edge and the second folded edge are opposite. This prevents interference between the first and second flanges.

Optionally, the first flap has a bend angle of 90 °. Thus, the first folding edge is perpendicular to the main board section, so that the first folding edge can be conveniently attached to the inner wall of the casing 100, and the first folding edge can be conveniently fixed on the inner wall of the casing 100.

Optionally, the bending part of the first folded edge is recessed towards the inner side of the bending direction to form a reinforcing rib. The strength of the connecting plate is improved through the reinforcing ribs.

Optionally, the tube sheet comprises a mounting sheet section and a third flange. The mounting plate section is provided with a plurality of heat pipe holes, and the heat pipe holes are used for mounting heat exchange pipes of the heat exchange assembly 200; the third folded edge is formed by bending one side of the mounting plate section, and the third folded edge is used for connecting the main plate section.

In this embodiment, a plurality of heat exchange tubes of the heat exchange assembly 200 are installed in the heat tube holes of the installation plate section, and the third folded edge and the main plate section are provided with a plurality of corresponding screw holes. The third folded edge and the main plate section can be fixed by using a bolt fastener to penetrate through the screw hole.

The embodiment of the disclosure also provides an air conditioner, which comprises the indoor unit described in any one of the embodiments.

The above description and the drawings sufficiently illustrate embodiments of the disclosure to enable those skilled in the art to practice them. Other embodiments may include structural and other changes. The examples merely typify possible variations. Individual components and functions are optional unless explicitly required, and the sequence of operations may vary. Portions and features of some embodiments may be included in or substituted for those of others. The embodiments of the present disclosure are not limited to the structures that have been described above and illustrated in the drawings, and various modifications and changes can be made without departing from the scope thereof. The scope of the present disclosure is limited only by the appended claims.

Claims (10)

1. An indoor unit, comprising:

a casing (100) with side plates (110) on both sides; at least one of the side panels (110) comprises a removable access panel section (111);

the heat exchange assembly (200) is arranged in the shell (100) and corresponds to the maintenance plate section (111);

the water pump assembly (300) is arranged in the machine shell (100) and is installed on the maintenance plate section (111), and when the maintenance plate section (111) is disassembled, the water pump assembly (300) can be drawn out from the machine shell (100) together, and the heat exchange assembly (200) is exposed.

2. The indoor unit of claim 1, wherein the access panel section (111) is opened with a first pipe hole (112), and the water pump assembly (300) comprises:

the inlet pipeline of the pump body (301) is communicated with the water pan (400) in the machine shell (100), and the outlet pipeline (302) of the pump body extends out of the machine shell (100) through the first pipe hole (112);

and the mounting seat (303) is fixed on the maintenance plate section (111) and is used for mounting the pump body (301).

3. The indoor unit of claim 1 or 2, wherein the heat exchange assembly (200) comprises a refrigerant inlet pipe (201);

the maintenance plate section (111) is located in the middle of the side plate (110), a first notch is formed in the connecting side of the maintenance plate section (111) and the adjacent plate section, the first notch and the adjacent plate section are defined to form a second pipe hole (113), and the refrigerant inlet pipe (201) extends out of the casing (100) through the second pipe hole (113).

4. Indoor unit according to claim 1 or 2, characterized in that the heat exchange assembly (200) comprises a refrigerant outlet pipe (202);

the maintenance plate section (111) is located in the middle of the side plate (110), a second notch is formed in the connecting side of the maintenance plate section (111) and the adjacent plate section, the second notch and the adjacent plate section are defined to form a third pipe hole (114), and the refrigerant outlet pipe (202) extends out of the shell (100) through the third pipe hole (114).

5. The indoor unit according to claim 1 or 2, wherein,

a middle partition plate (120) is arranged in the machine shell (100), and one end of the middle partition plate (120) faces the maintenance plate section (111) and is bent to form a first connecting folding edge;

the access panel section (111) is connected to the middle partition (120) by the first connecting flange.

6. The indoor unit according to claim 1 or 2,

the maintenance plate section (111) is located in the middle of the side plate (110), a second connecting folding edge (116) is arranged on one side, close to the adjacent plate section, of the maintenance plate section (111), and the maintenance plate section (111) is connected to the adjacent plate section through the second connecting folding edge (116).

7. The indoor unit according to claim 6,

the second connecting folding edge (116) is parallel to the plate surface of the maintenance plate section (111) and is positioned on one side of the adjacent plate section facing the inside of the machine shell (100).

8. The indoor unit according to claim 1 or 2,

a fourth notch is formed in the bottom of the maintenance plate section (111), and the fourth notch and the bottom plate of the machine shell (100) are limited to form a fourth pipe hole (115);

an outer discharge pipe (410) of a water pan (400) in the machine shell (100) extends out of the machine shell (100) through the fourth pipe hole (115).

9. The indoor unit according to claim 1 or 2,

the shell (100) comprises two adjacent air inlets, and each air inlet is provided with a cover plate; and the two cover plates are connected in a knock-off manner, and any cover plate can be detached after the connecting position of the two cover plates is knocked off.

10. An air conditioner characterized by comprising the indoor unit according to any one of claims 1 to 9.

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