CN217357517U - Indoor unit of air conditioner - Google Patents

Abstract

The application relates to the technical field of household appliances, and discloses an air-conditioning indoor unit, which comprises a shell, wherein an accommodating groove is formed in the shell, and the accommodating groove comprises an electric control box mounting groove and a wiring groove communicated with the electric control box mounting groove; the cover plate is detachably buckled in the accommodating groove, and a partition plate is arranged on the cover plate corresponding to the wiring groove; when the cover plate is buckled in the accommodating groove, the partition plate extends into the wiring groove, so that the wiring groove forms two clamping spaces. Adopt this disclosed machine in air conditioning, through set up the division board on the apron, make the strong wire in the pencil and weak electric wire set up respectively in two card and hold the space, separately walk the line and make strong, weak electric wire not influence each other, and then can improve the standardization of walking the line effectively.

Description

Indoor unit of air conditioner

Technical Field

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

Background

With the increasing standard of living, air conditioners are becoming one of the indispensable household appliances in daily life. Most of the existing air-conditioning product models are of split structures and comprise indoor units and outdoor units which are arranged indoors respectively. An electric appliance box is arranged in the air conditioner indoor unit, a wiring harness is connected in the electric appliance box, and part of the wiring harness needs to penetrate out of the electric appliance box and is connected to a corresponding component. When the panel is opened to overhaul the components of the air conditioning indoor unit, messy wiring harnesses can be seen, thereby affecting the aesthetic appearance.

The related technology discloses an end cover of an indoor unit electric appliance box of an air conditioner, which comprises an electric appliance box and a machine shell consisting of a housing and a framework, wherein the electric appliance box is arranged in the machine shell, the end cover is arranged above the electric appliance box, the end cover is fixedly connected with the housing, a cable of the electric appliance box is arranged below the end cover, a wire passing groove is arranged on the housing, and an external cable of the electric appliance box is fixed through the wire passing groove. The external cable is fixed through the wire passing groove, and the cable and the wire passing groove are hidden below the end cover through the end cover, so that the cable cannot be seen on the surface of the housing, and the appearance is beautified.

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 related art merges the external cable of electrical apparatus case and walks the line, and the external cable of electrical apparatus case divide into strong wire and weak wire, and strong, weak wire merges to walk the line and can lead to strong wire to influence the signal transmission of weak wire to make and walk the line nonstandard.

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 air conditioner indoor unit, which improves the standardization of wiring.

In some embodiments, the air conditioning indoor unit includes: the electric control box comprises a shell, a first electric control box and a second electric control box, wherein the shell is provided with an accommodating groove, and the accommodating groove comprises an electric control box mounting groove and a wiring groove communicated with the electric control box mounting groove; the cover plate is detachably buckled in the accommodating groove, and a partition plate is arranged on the cover plate corresponding to the wiring groove; when the cover plate is buckled in the accommodating groove, the partition plate extends into the wiring groove, so that the wiring groove forms two clamping spaces.

In some embodiments, the bottom of the cabling channel is configured with a step-like structure along the length direction, so that the cabling channel forms a first slot body and a second slot body; the depth of the first groove body is larger than that of the second groove body.

In some embodiments, the cover plate comprises: the cover body is matched with the accommodating groove; the partition plate is arranged on one side surface of the cover body facing the accommodating groove; the partition plate is positioned between the first trough body and the second trough body to form a first clamping space and a second clamping space.

In some embodiments, the divider plate has a height less than or equal to a depth of the first channel.

In some embodiments, the cover plate further comprises: the buckle is arranged on the first edge part of the cover body; the shell is provided with a clamping groove corresponding to the clamping buckle, and when the cover plate is buckled in the accommodating groove, the clamping buckle is clamped in the clamping groove.

In some embodiments, the number of the buckles is multiple, and the plurality of the buckles are evenly distributed along the first edge.

In some embodiments, a first screw hole is formed in the second edge of the cover, and a second screw hole is formed in the housing corresponding to the first screw hole; wherein the second side is opposite the first side.

In some embodiments, the cover plate further comprises: a holding portion provided to the cover body.

In some embodiments, a groove is configured on the cover body, a handle is arranged on the groove, and the groove and the handle form the holding part.

In some embodiments, the air conditioning indoor unit further includes: the electric control box is arranged in the electric control box mounting groove; the wire harness is connected to the electronic control box and comprises a strong current wire harness and a weak current wire harness, the strong current wire harness is clamped into the first clamping space, and the weak current wire harness is clamped into the second clamping space.

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

1. the housing is provided with an accommodating groove, the accommodating groove comprises an electric control box mounting groove and a wiring groove communicated with the electric control box mounting groove, and the wiring groove is used for fixing a wiring harness externally connected with the electric control box, so that the wiring harness can be protected and is tidy and attractive;

2. the cover plate is detachably buckled in the accommodating groove, and the wiring groove and the wiring harness fixed in the wiring groove are hidden under the cover plate through the cover plate, so that the attractiveness is improved;

3. the cover plate is provided with the separation plate, when the cover plate is buckled in the accommodating groove, the separation plate extends into the wiring groove to enable the wiring groove to form two clamping spaces, so that the strong wires and the weak wires in the wires are respectively arranged in the two clamping spaces, the strong wires and the weak wires are separately wired to enable the strong wires and the weak wires not to be influenced mutually, and the standardization of wiring can be effectively improved.

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 by way of example in the accompanying drawings, which correspond to the accompanying drawings and not in limitation thereof, in which elements having the same reference numeral designations are shown as like elements and not in limitation thereof, and wherein:

fig. 1 is a schematic structural diagram of an air conditioner indoor unit according to an embodiment of the present disclosure;

fig. 2 is a schematic structural view of an air conditioning indoor unit provided by the embodiment of the present disclosure, with a cover plate removed;

fig. 3 is a schematic structural view of another air conditioning indoor unit provided by the embodiment of the present disclosure, with a cover plate removed;

fig. 4 is a partially enlarged schematic view of an indoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 5 is a schematic structural view of a cover plate of an indoor unit of an air conditioner according to an embodiment of the present disclosure;

fig. 6 is a schematic structural view of a cover plate of another air conditioner indoor unit provided by the embodiment of the disclosure;

fig. 7 is a schematic structural view of a cover plate of another air conditioning indoor unit according to an embodiment of the present disclosure.

Reference numerals:

100: a housing; 110: a wiring duct; 111: a first tank body; 112: a second tank body; 120: an electric control box mounting groove; 121: a second screw hole;

200: a cover plate; 210: a cover body; 211: a first edge portion; 212: buckling; 213: a second edge portion; 214: a first screw hole; 220: a partition plate; 230: a holding portion; 231: a groove; 232: a handle.

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 "comprising" and "having," as well as any variations thereof, are intended to cover non-exclusive inclusions.

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 embodiments, and are not used to limit the indicated devices, elements or components 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 the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meanings of these terms in the embodiments of the present disclosure may be understood as specific cases by those of ordinary skill in the art.

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. For example, 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.

For most household appliances, an electric control board is required to be arranged to realize human-computer interaction. The computer board collects the operation information of the household appliances and controls the specific units to make corresponding actions according to the control instructions given by the user on the ground or in a remote way so as to realize a certain specific function. For example, for an air conditioner, a computer board collects the current indoor environment temperature and the current outdoor environment temperature, determines parameters such as the corresponding compressor frequency, the fan rotating speed and the expansion valve opening according to the set temperature given by a user, and then starts the compressor and the fan to adjust the temperature of the indoor environment. For some simple household appliances, the computer board is disposed inside the inner body of the appliance. For the equipments such as air conditioners with unstable internal environment or complicated control circuit, the electric control box is generally arranged to shade the computer board. On the one hand, automatically controlled box provides relatively independent environment for each wiring port of computer board and computer board, can avoid the inside mobile air of air conditioner casing and high low temperature environment to cause the influence to the life of computer board, and on the other hand also makes things convenient for the wiring of each independent unit, is favorable to the inside wiring overall arrangement of walking of air conditioner, makes things convenient for the installation and the maintenance of air conditioner.

Referring to fig. 1 to 7, an embodiment of the present disclosure provides an indoor unit of an air conditioner, including a casing 100 and a cover plate 200, where the casing 100 is configured with an accommodating groove, and the accommodating groove includes an electrical control box installation groove 120 and a wiring groove 110 communicated with the electrical control box installation groove 120; a cover plate 200 detachably fastened to the receiving groove, the cover plate 200 having a partition plate 220 corresponding to the wiring groove 110; when the cover plate 200 is fastened to the receiving recess, the partition plate 220 extends into the wiring duct 110, so that the wiring duct 110 forms two clamping spaces.

The electric control box is arranged in a shell 100 of the air-conditioning indoor unit, and in order to realize each function of the air-conditioning indoor unit, part of wiring harnesses in the electric control box need to penetrate out of the electric control box and be connected to corresponding components. When the panel is opened to overhaul the components inside the air conditioning indoor unit, the wiring harnesses which are distributed in a mess can be seen, so that the appearance is influenced.

In the indoor unit of an air conditioner provided by the embodiment of the present disclosure, the casing 100 is configured with the accommodating groove, the accommodating groove includes the electrical control box mounting groove 120 and the wiring groove 110 communicated with the electrical control box mounting groove 120, and the wiring groove 110 is used for fixing the external wiring harness of the electrical control box, so as to protect the wiring harness, and the wiring harness is neat and beautiful.

The cover plate 200 is detachably buckled in the accommodating groove, and by adopting the arrangement mode, on one hand, the wiring groove 110 and the wiring harness fixed in the wiring groove 110 are hidden under the cover plate 200 through the cover plate 200, so that the attractiveness is improved; on the other hand, when needs overhaul automatically controlled box, need open apron 200, and then can dismantle the setting with apron 200, convenient to detach to can improve maintenance efficiency.

The cover plate 200 is provided with a partition plate 220, and when the cover plate 200 is fastened in the accommodating groove, the partition plate 220 extends into the wiring slot 110, so that the wiring slot 110 forms two clamping spaces. Like this, can make strong electric wire in the pencil and weak electric wire set up respectively in two card spaces of holding, separately walk the line and make strong, weak electric wire not influence each other, and then can improve the standardization of walking the line effectively. Meanwhile, the cover plate 200 and the partition plate 220 on the cover plate 200 form two clamping spaces with the wiring groove 110, the wiring harness can be better fixed in the wiring groove 110 through the covering of the cover plate 200, the wiring harness is prevented from being separated from the wiring groove 110, the wiring harness is tidy by combing, and the wiring harness is convenient to find during maintenance.

Optionally, the bottom of the cabling channel 110 is configured with a stepped structure along the length direction, so that the cabling channel 110 forms a first slot 111 and a second slot 112; wherein, the depth of the first groove body 111 is larger than that of the second groove body 112.

A stepped structure is constructed at the bottom of the wiring duct 110 in a length direction, so that the bottom of the wiring duct 110 forms two bottoms, and thus the wiring duct 110 forms two troughs, i.e., a first trough 111 and a second trough 112. By adopting the arrangement mode, the arrangement of the partition plate 220 is convenient, the arrangement of the wiring harness is convenient, the space area of the space is effectively prevented from being clamped by two clamping parts which need to be manually divided, and the problem that the wiring harness cannot be reasonably arranged due to uneven distribution is solved. By arranging the wiring groove 110 into two groove bodies, the wiring harness can be reasonably placed in the corresponding clamping space, and then the wiring harness can be better fixed, so that the attractiveness can be effectively improved.

The depth of the first tank body 111 is greater than that of the second tank body 112. A strong current harness can be placed in the first tank 111, and a weak current harness can be placed in the second tank 112; alternatively, the strong current harness is placed in the second tank 112, and the weak current harness is placed in the first tank 111, which is not particularly limited. The depth of the first groove body 111 is larger than that of the second groove body 112, and by adopting the arrangement mode, the arrangement distance between the strong current wiring harness and the weak current wiring harness can be increased, the problem that the strong current wiring harness influences the signal transmission of the weak current wiring harness can be effectively avoided, and the routing standardization is improved.

Optionally, the cabling trough 110 is an L-shaped cabling trough 110.

By adopting the arrangement mode, one end of the wiring groove 110 is communicated with the electric control box mounting groove 120, and the other end of the wiring groove is close to a part required to be connected by the wiring harness, so that the trend of the wiring groove 110 is matched with the trend of the wiring harness, the management of the wiring harness can be facilitated, and the attractiveness can be effectively improved.

Optionally, the cover plate 200 includes a cover body 210 and a partition plate 220, and the cover body 210 is adapted to the receiving groove; a partition plate 220 disposed on a side surface of the cover 210 facing the receiving groove; the partition plate 220 is located between the first trough 111 and the second trough 112 to form a first clamping space and a second clamping space.

The cover 210 is adapted to the receiving groove, and specifically, the shape of the cover 210 is adapted to the shape of the receiving groove. By adopting the arrangement form, on one hand, the cover body 210 only covers the accommodating groove, so that the arrangement space of other components in the shell 100 is not occupied, and the normal installation of other components is not influenced; on the other hand, the shape of the cover 210 is matched with the shape of the receiving groove, so that the inside of the housing 100 is more neat and beautiful.

The partition plate 220 is disposed on a side surface of the cover 210 facing the receiving recess, so that when the cover plate 200 is fastened to the receiving recess, the partition plate 220 extends into the wire-routing groove 110, and the wire-routing groove 110 forms two clamping spaces.

Since the bottom of the tank body is constructed with a stepped structure, the first tank body 111 and the second tank body 112 are formed, that is, the wiring duct 110 has been reasonably space-distributed. Therefore, the partition plate 220 is disposed between the first slot body 111 and the second slot body 112 to separate the first slot body 111 and the second slot body 112, so that the situation that the strong electric wire and the weak electric wire are contacted with each other without the partition of the partition plate 220 and further the signal transmission of the weak electric wire is influenced is effectively avoided.

Under the partition of the partition plate 220, a first clamping space and a second clamping space are formed with the first trough body 111 and the second trough body 112, so that strong current lines and weak current lines can be respectively fixed, and the standardization of wiring is effectively improved.

Optionally, the cover 210 is integrally formed with the divider plate 220.

The cover body 210 and the partition plate 220 are integrally formed, so that the strength of the cover plate 200 can be effectively improved, the separation plate 220 is effectively prevented from falling off in the use process of the cover plate 200, or the cover body 210 is broken in the process of detaching the cover plate 200, and the normal use of the cover plate 200 is further influenced.

Optionally, the height of the partition plate 220 is less than or equal to the depth of the first slot body 111.

The depth of the first tank 111 is greater than that of the second tank 112, and the height of the partition plate 220 is less than or equal to that of the first tank 111. When the height of the separation plate 220 is equal to the depth of the first slot 111, the separation plate 220 extends into the first slot 111 against the stepped structure. When the height of the partition plate 220 is less than the depth of the first slot 111, the partition plate 220 abuts against the step-shaped structure toward the edge of the first slot 111. Furthermore, the height of the partition plate 220 is set to be less than or equal to the depth of the first groove 111, and the partition plate 220 can be reasonably arranged in the wiring groove 110, so that the tightness of the cover plate 200 buckled on the accommodating groove can be effectively ensured, and the cover plate 200 is effectively prevented from being unable to be fixed due to the overlarge height of the partition plate 220, thereby causing the cover plate 200 to move or even fall off under the external force factor.

Optionally, the cover plate 200 further includes a buckle 212 disposed on the first edge 211 of the cover 210; the housing 100 is provided with a slot corresponding to the buckle 212, and when the cover plate 200 is buckled in the accommodating groove, the buckle 212 is buckled in the slot.

The first edge 211 of the cover 210 is provided with a buckle 212, the position of the housing 100 corresponding to the buckle 212 is provided with a slot, and when the cover plate 200 is buckled in the accommodating groove, the buckle 212 is buckled in the slot. The cover plate 200 is detachably connected with the housing 100 through the form of the buckles 212 and the clamping grooves. Adopt the form of buckle 212 joint in the draw-in groove, easy dismounting need not with the help of other appurtenance, convenient operation, and then can improve the efficiency of dismouting.

Optionally, the number of the buckles 212 is multiple, and the plurality of buckles 212 are evenly distributed along the first edge 211.

The first edge 211 of the cover 210 is provided with a plurality of fasteners 212, and the fasteners 212 are uniformly distributed along the first edge 211. Specifically, a plurality of buckles 212 are distributed corresponding to the positions of the electric control box mounting grooves 120, and a plurality of buckles 212 are also distributed corresponding to the positions of the wiring grooves 110. By adopting the arrangement form, the stability of the cover plate 200 buckled on the accommodating groove can be effectively improved, and the cover plate 200 is prevented from falling off.

Optionally, the second edge 213 of the cover 210 has a first screw hole 214, and the housing 100 has a second screw hole 121 corresponding to the first screw hole 214; wherein the second side 213 is opposite to the first side 211.

The first edge 211 of the cover 210 is detachably connected to the slot by a fastener 212, a first screw hole 214 is formed in a second edge 213 opposite to the first edge 211, a second screw hole 121 is formed in a position of the housing 100 corresponding to the first screw hole 214, and the cover plate 200 is fixed to the housing 100 by a screw or a bolt. By adopting the arrangement form, the stability of the cover plate 200 buckled on the accommodating groove can be further improved, and the cover plate 200 is prevented from falling off due to the breakage of the buckles 212.

Optionally, the cover plate 200 further includes a holding portion 230 disposed on the cover body 210.

The grip 230 is provided on the cover 210 to provide a member for the user to easily take the cover 200, thereby effectively improving the convenience of removing the cover 200.

Optionally, a groove 231 is configured on the cover body 210, a handle 232 is disposed on the groove 231, and the groove 231 and the handle 232 form a holding portion 230.

The cover 210 is provided with a groove 231, and the groove 231 is recessed toward the receiving groove, so that fingers of a user can conveniently extend into the groove. It is noted that the depth of the recess 231 does not affect the proper placement of the electrical control box or the wiring harness.

Set up handle 232 on recess 231, further, the dismouting personnel stretch into recess 231 with the finger in, pull up handle 232, and then realize pulling up apron 200. The convenience in detaching the cover plate 200 can be effectively improved by providing the handle 232.

In the embodiment of the present disclosure, the shape of the groove 231 may be a sphere or a cuboid, as long as the fingers of the user can be inserted into the groove, which is not specifically limited.

The handle 232 is configured to be integrally formed with the cover 210, and may be configured as an annular pull ring, which is convenient for a user to pull and remove, and is not limited in particular.

Alternatively, the groove 231 is a concave spherical surface, and the handle 232 is a convex spherical surface.

Thus, a space for fingers to extend into is formed between the concave spherical surface and the convex semi-spherical surface, and the cover plate 200 is pulled through the convex semi-spherical surface. With this arrangement, the strength of the grip portion 230 can be ensured, and at the same time, the processing is facilitated. Here, the concave means concave toward the receiving groove, and the convex means convex toward a direction away from the cover 210.

Optionally, the material of the side of the cover plate 200 facing the receiving groove is a metal material, and the material of the side opposite to the metal material is a flame retardant material.

Because the electric control box is arranged in the electric control box mounting groove 120, and electric elements such as a computer board and a connecting wiring harness are arranged in the electric control box, the normal operation of the electric control box can ensure the realization of each function of the indoor unit of the air conditioner.

Therefore, the side surface facing the accommodating groove is made of metal materials, and the shielding plate is formed for the electric control box in the arrangement mode, so that the computer board in the electric control box can be effectively prevented from being subjected to external electromagnetic interference, and the normal operation of the electric control box can be effectively ensured.

Because a large amount of electrical components are arranged in the electric control box, if the electric control box is not overhauled timely, fire disasters and the like are easily caused by factors such as line aging or poor contact, and certain potential safety hazards are provided.

Therefore, the side face opposite to the side face facing the accommodating groove is made of the flame-retardant material, and by adopting the arrangement mode, the safety of the electric control box in use can be effectively improved, and dangers are prevented.

Optionally, the indoor unit of the air conditioner further includes an electric control box and a wire harness, and the electric control box is disposed in the electric control box mounting groove 120; the wire harness is connected to the electronic control box and comprises a strong current wire harness and a weak current wire harness, the strong current wire harness is clamped into the first clamping space, and the weak current wire harness is clamped into the second clamping space.

The electric control box is arranged in the electric control box mounting groove 120, one end of the wiring harness is connected to the electric control box, the other end of the wiring harness is connected to the corresponding component, and meanwhile, the strong electric wiring harness and the weak point wiring harness in the wiring harness are respectively fixed to prevent the strong electric wiring harness from influencing the signal transmission of the weak electric wiring harness, namely, the strong electric wiring harness is clamped into the first clamping space, and the weak electric wiring harness is clamped into the second clamping space, so that the standardization of wiring is effectively improved.

Through setting up automatically controlled box, and then can guarantee the realization of each function of air conditioning indoor set.

In the embodiment of the present disclosure, the strong current wire harness and the weak current wire harness are respectively fixed, the strong current wire harness may be clamped into the first clamping space, the weak current wire harness may be clamped into the second clamping space, or the strong current wire harness may be clamped into the second clamping space, and the weak current wire harness is clamped into the first clamping space.

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 shown in the drawings, and various modifications and changes may 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 of an air conditioner, comprising:

the electric control box comprises a shell, a first electric control box and a second electric control box, wherein the shell is provided with an accommodating groove, and the accommodating groove comprises an electric control box mounting groove and a wiring groove communicated with the electric control box mounting groove;

the cover plate is detachably buckled in the accommodating groove, and a partition plate is arranged on the cover plate corresponding to the wiring groove;

when the cover plate is buckled in the accommodating groove, the partition plate extends into the wiring groove, so that the wiring groove forms two clamping spaces.

2. An indoor unit of an air conditioner according to claim 1,

a step-shaped structure is constructed at the bottom of the wiring groove along the length direction, so that the wiring groove forms a first groove body and a second groove body;

the depth of the first groove body is larger than that of the second groove body.

3. An indoor unit of an air conditioner according to claim 2, wherein the cover plate includes:

the cover body is matched with the accommodating groove;

the partition plate is arranged on one side surface of the cover body facing the accommodating groove;

the partition plate is positioned between the first trough body and the second trough body to form a first clamping space and a second clamping space.

4. An indoor unit of an air conditioner according to claim 3,

the height of the partition plate is less than or equal to the depth of the first groove body.

5. An indoor unit of an air conditioner according to claim 3, wherein the cover plate further includes:

the buckle is arranged on the first edge part of the cover body;

the shell is provided with a clamping groove corresponding to the clamping buckle, and when the cover plate is buckled in the accommodating groove, the clamping buckle is clamped in the clamping groove.

6. An indoor unit of an air conditioner according to claim 5,

the number of buckles is a plurality of, and a plurality of the buckles are along first limit portion evenly distributed.

7. An indoor unit of an air conditioner according to claim 5,

a first screw hole is formed in the second edge part of the cover body, and a second screw hole is formed in the position, corresponding to the first screw hole, of the shell;

wherein the second side is opposite the first side.

8. An indoor unit of an air conditioner according to claim 3, wherein the cover plate further includes:

a holding portion provided to the cover body.

9. An indoor unit of an air conditioner according to claim 8,

the cover body is provided with a groove, a handle is arranged on the groove, and the groove and the handle form the holding part.

10. An indoor unit of an air conditioner according to claim 3, further comprising:

the electric control box is arranged in the electric control box mounting groove;

the wire harness is connected to the electronic control box and comprises a strong current wire harness and a weak current wire harness, the strong current wire harness is clamped into the first clamping space, and the weak current wire harness is clamped into the second clamping space.

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