CN219555375U - Electrical apparatus box, air conditioner indoor unit and air conditioner - Google Patents

Abstract

The utility model discloses an electric appliance box, an air conditioner indoor unit and an air conditioner, wherein the electric appliance box comprises a box body and a box cover, the box body defines an installation cavity, the installation cavity is provided with an opening, the side wall of the box body is provided with a wiring port communicated with the installation cavity, the edge of the opening is provided with a wire passing port communicated with the opening, and the wire passing port is communicated with the wiring port; the lid is connected in the opening part through a plurality of buckle structures detachably, and a plurality of buckle structures include first buckle structure and second buckle structure, and first buckle structure and second buckle structure are located the relative both sides of crossing the line mouth respectively. According to the electrical box disclosed by the utility model, the situation that the connecting wire harness is subjected to external force at the wire passing opening to pull off the box cover can be avoided.

Description

Electrical apparatus box, air conditioner indoor unit and air conditioner

Technical Field

The utility model relates to the technical field of electric appliances, in particular to an electric appliance box, an air conditioner indoor unit and an air conditioner.

Background

In the related art, the electrical box can be used for installing electrical components, and the pencil of electrical components in the electrical box is drawn out from the line mouth, but when the pencil receives exogenic action (for example pulls the connection pencil), the pencil can lift in order to jack up the lid and make the lid deviate from the box body from line mouth.

Disclosure of Invention

The present utility model aims to solve at least one of the technical problems existing in the prior art. Therefore, the utility model provides the electric box which can prevent the connecting wire harness from being subjected to external force at the wire passing opening so as to lead the box cover to be separated.

The utility model also provides an air conditioner indoor unit with the electrical box.

The utility model also provides an air conditioner with the electric box or the air conditioner indoor unit.

An electrical box according to an embodiment of the first aspect of the present utility model includes: the box body is provided with an installation cavity, the installation cavity is provided with an opening, the side wall of the box body is provided with a wiring port communicated with the installation cavity, the edge of the opening is provided with a wiring port communicated with the opening, and the wiring port is communicated with the wiring port; the box cover is detachably connected to the opening through a plurality of buckle structures, the buckle structures comprise a first buckle structure and a second buckle structure, and the first buckle structure and the second buckle structure are respectively located on two opposite sides of the wire passing opening.

According to the electrical box provided by the embodiment of the utility model, the first buckle structure and the second buckle structure are respectively positioned at two opposite sides of the wire passing opening, so that the interaction effect of the first buckle structure and the second buckle structure is improved to better bear the acting force of connecting the wire harness, the situation that the box body is positioned at one side of the wire passing opening and is stressed unevenly to enable the box cover to be separated from the box body is avoided, the matching stability of the box cover and the box body is improved, the box cover is ensured to be stably sealed in the box body, other foreign matters (such as water or dust and the like) are prevented from entering the installation cavity to influence the normal operation of electrical elements, and the safety of the indoor unit of an air conditioner and the air conditioner is improved.

In some embodiments, the box body is provided with a wire blocking buckle, the wire blocking buckle is arranged on one of two opposite sides of the wire passing opening and is arranged in a cantilever manner, and the wire blocking buckle is matched with the box cover through the first buckle structure.

In some embodiments, the opening is a polygonal opening, the wire blocking buckle is located at a corner of the polygonal opening, the box body is formed with a threaded hole, the box cover is formed with a connecting hole, a threaded fastener is arranged in the connecting hole in a penetrating mode and is in threaded connection with the threaded hole, and the threaded hole and the wire blocking buckle are arranged opposite to each other along the extending direction of the diagonal line of the polygonal opening.

In some embodiments, at least one of the first and second snap structures includes a limit button and a limit portion, the limit button is disposed at an edge of the lid and extends out of a peripheral edge of the lid, the limit portion is disposed on the box body and adjacent to the opening, and the limit button is adapted to be mated with the limit portion.

In some embodiments, a portion of the inner wall of the case forms the limit stop; or the limiting part is arranged on the inner wall of the box body, a limiting hole which is opened towards the central direction of the opening is formed in the limiting part, and the limiting buckle is suitable for extending into the limiting hole.

In some embodiments, the outer wall of the box body is provided with a convex rib, and the convex rib extends continuously or intermittently along the circumferential direction of the opening and is located at the outer circumferential side of the box cover.

In some embodiments, a wire blocking buckle is arranged on one side of the wire passing opening, the wire blocking buckle is located at one end of the wire passing opening adjacent to the opening and arranged in a cantilever manner, and the convex rib extends to one side, away from the mounting cavity, of the wire blocking buckle.

In some embodiments, the box body is formed with a threaded hole, the box cover is formed with a connecting hole, a threaded fastener penetrates through the connecting hole and is in threaded connection with the threaded hole, and at least part of the convex rib is located on one side of the opening away from the threaded hole.

In some embodiments, the opening and the box cover are respectively square structures, a wire blocking buckle is arranged on one side of the wire passing opening, a cantilever is arranged on the wire blocking buckle, the wire blocking buckle and the threaded hole are oppositely arranged along the extending direction of the diagonal line of the square structures, the convex rib comprises a first rib section and a second rib section which are sequentially arranged along the extending direction of the convex rib, the first rib section is arranged on one side, deviating from the installation cavity, of the wire blocking buckle, and the second rib section is arranged adjacent to the edge of the opening corresponding to the threaded hole.

In some embodiments, the male rib further comprises a third rib section, the third rib section and the threaded hole are located on the same side of the opening, and the third rib section is disposed opposite the first rib section.

In some embodiments, the height of the ribs is h,2 mm.ltoreq.h.ltoreq.4 mm.

An indoor unit of an air conditioner according to an embodiment of a second aspect of the present utility model includes an electrical component mounted to the mounting chamber and an electrical box according to the embodiment of the first aspect of the present utility model.

According to the air conditioner indoor unit provided by the embodiment of the utility model, the safety of the air conditioner indoor unit can be improved by adopting the electric box.

In some embodiments, the air conditioning indoor unit includes a face frame, at least a portion of the face frame is formed as the box body, and the electrical component is an electrical control box of the air conditioning indoor unit.

An air conditioner according to an embodiment of a third aspect of the present utility model includes the electrical box according to the embodiment of the first aspect of the present utility model or the air conditioner indoor unit according to the embodiment of the second aspect of the present utility model.

According to the air conditioner provided by the embodiment of the utility model, the safety of the air conditioner can be improved by adopting the electric box or the air conditioner indoor unit.

Additional aspects and advantages of the utility model will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the utility model.

Drawings

The foregoing and/or additional aspects and advantages of the utility model will become apparent and may be better understood from the following description of embodiments taken in conjunction with the accompanying drawings in which:

fig. 1 is a schematic view of an indoor unit of an air conditioner according to some embodiments of the present utility model;

fig. 2 is an enlarged view of the portion a shown in fig. 1;

FIG. 3 is a schematic view of a portion of an indoor unit of an air conditioner according to some embodiments of the present utility model;

fig. 4 is an enlarged view of the portion B shown in fig. 3;

FIG. 5 is a schematic view of a lid according to some embodiments of the present utility model;

fig. 6 is a schematic view of an indoor unit of an air conditioner according to other embodiments of the present utility model;

fig. 7 is a partial enlarged view of the air conditioning indoor unit shown in fig. 6.

Reference numerals:

air conditioning indoor unit 200, face frame 101, multifunctional box 102, display box 103, evaporator, chassis 105, panel 106,

An electrical box 100,

The box body 1, the mounting cavity 1a, the opening 1b, the wiring port 1c, the wire passing port 1d, the threaded hole 1e, the wire blocking buckle 11,

A box cover 2, a connecting hole 2a,

A convex rib 3, a first rib section 31, a second rib section 32, a third rib section 33,

A first fastening structure 4a, a second fastening structure 4b,

A limit button 10a and a limit part 10b.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

The following disclosure provides many different embodiments, or examples, for implementing different structures of the utility model. In order to simplify the present disclosure, components and arrangements of specific examples are described below. They are, of course, merely examples and are not intended to limit the utility model. Furthermore, the present utility model may repeat reference numerals and/or letters in the various examples. This repetition is for the purpose of simplicity and clarity and does not in itself dictate a relationship between the various embodiments and/or configurations discussed. In addition, the present utility model provides examples of various specific processes and materials, but one of ordinary skill in the art will recognize the applicability of other processes and/or the use of other materials.

Next, referring to the drawings, an electrical box 100 according to an embodiment of the present utility model is described.

As shown in fig. 1-2, the electrical box 100 includes a box body 1 and a box cover 2, the box body 1 defines a mounting cavity 1a, an electrical component is suitable for being disposed in the mounting cavity 1a, the mounting cavity 1a has an opening 1b, a wiring opening 1c communicated with the mounting cavity 1a is formed on a side wall of the box body 1, a connection harness of the electrical component can be led out from the wiring opening 1c to be connected with a corresponding component (such as a motor, etc.), a wire passing opening 1d communicated with the opening 1b is formed on an edge of the opening 1b, the wire passing opening 1d is communicated with the wiring opening 1c, and the connection harness can be disposed at the wire passing opening 1c through the wire passing opening 1d, so that a user is prevented from passing one end of the connection harness through the wiring opening 1c to be connected with the corresponding component, and the operation of the user is facilitated; the box cover 2 is detachably connected to the opening 1b through a plurality of fastening structures, so that a user can conveniently disassemble and assemble the box cover 2.

The plurality of fastening structures include a first fastening structure 4a and a second fastening structure 4b, where the first fastening structure 4a and the second fastening structure 4b are respectively located on two opposite sides of the wire passing opening 1d, so that the wire passing opening 1d is located between the first fastening structure 4a and the second fastening structure 4b, when the connection wire harness is subjected to external force (such as pulling of the connection wire harness, etc.), the connection wire harness is pulled to the wire passing opening 1d and applies force to the edge of the box cover 2, while the first fastening structure 4a and the second fastening structure 4b are respectively located on two sides of the wire passing opening 1d, the first fastening structure 4a and the second fastening structure 4b can better bear the force of the connection wire harness together, so that the difference of the stress sizes of the first fastening structure 4a and the second fastening structure 4b is reduced, or the force generated by pulling of the connection wire harness to the box cover 2 can be better distributed to the first fastening structure 4a and the second fastening structure 4b, and the majority of the force is not applied to only one of the first fastening structure 4a and the second fastening structure 4b, so that the box cover 2 is easy to be separated from one of the box cover 2, and the box body 1 is easy to be separated from the box body 1, and the stability of the box body 1 is guaranteed.

In the related art, the wire passing opening is located at one side of the plurality of fastening structures (for example, the first fastening structure 4a and the second fastening structure 4 b), when the connecting wire harness is subjected to an external force (for example, the connecting wire harness is pulled, etc.), the connecting wire harness moves from the wire passing opening to abut against the edge of the box cover, and the box cover is subjected to an external force of the connecting wire harness, so that the box cover part (for example, the corner of the box cover) is stressed too much (for example, a pulling force of 50N) to enable the box cover part or the whole box cover to be separated from the box body, or the box cover to be damaged, etc., thereby affecting the safety of the electrical element.

In the utility model, the wire passing opening 1d is positioned between the first buckling structure 4a and the second buckling structure 4b, so that the first buckling structure 4a and the second buckling structure 4b bear the acting force of the connecting wire harness better, the box cover 2 is prevented from being pulled out of the box body 1 under the pulling of the connecting wire harness, the coordination stability and the stress capability between the box cover 2 and the box body 1 are improved, for example, the assembly between the box cover 2 and the box body 1 can meet the pulling force requirement from the connecting wire harness 50N, thereby ensuring the reliable connection of the box cover 2 and the box body 1 and preventing the box cover 2 from being pulled out due to the connecting wire harness.

It should be noted that, the first fastening structure 4a and the second fastening structure 4b are respectively located at two opposite sides of the wire passing opening 1d, which can be understood that the wire passing opening 1d is located between the first fastening structure 4a and the second fastening structure 4b in the circumferential direction of the opening 1 b.

According to the electrical box 100 of the embodiment of the utility model, the first buckling structure 4a and the second buckling structure 4b are respectively positioned at two opposite sides of the wire passing opening 1d, the first buckling structure 4a and the second buckling structure 4b can better bear the acting force of connecting the wire harness together, the difference of the stress of the first buckling structure 4a and the stress of the second buckling structure 4b are reduced, so that the matching stability of the box cover 2 and the box body 1 is improved, the box cover 2 is ensured to be stably arranged on the box body 1, and the use reliability of the electrical box 100 is improved.

In some embodiments, as shown in fig. 2, the box 1 has a wire blocking buckle 11, the wire blocking buckle 11 is disposed on one of two opposite sides of the wire passing opening 1d, and the wire blocking buckle 11 is disposed in a cantilever manner, so that the wire blocking buckle 11 is disposed at one end of the wire passing opening 1c adjacent to the opening 1b, the wire blocking buckle 11 is used for stopping the connection wire harness to a certain extent so as to ensure the uniformity of the connection wire harness, and meanwhile, the opening of the wire passing opening 1d is reduced to a proper width, so that a user can conveniently pass the connection wire harness through the wire passing opening 1d into the wire passing opening 1c, and the wire blocking buckle 11 limits the connection wire harness to be taken out of the wire passing opening 1c to a certain extent.

The wire blocking buckle 11 is matched with the box cover 2 through the first buckle structure 4a, and the wire passing opening 1d is closer to the first buckle structure 4a, so that the first buckle structure 4a can bear the pulling acting force of the connecting wire harness better, the connecting wire harness is prevented from pulling the box cover 2 off, and the stable matching between the box cover 2 and the box body 1 is further ensured.

It can be seen that the wire blocking buckle 11 can be used for blocking the connection wire harness to reduce the movement of the connection wire harness to the wire passing opening 1d, and can be used for realizing the connection between the box body 1 and the box cover 2.

In some embodiments, as shown in fig. 1-2 and 4, the opening 1b is a polygonal opening (e.g. square, etc.), and the retaining buckle 11 is located at a corner of the polygonal opening, so as to facilitate the arrangement of the retaining buckle 11 with a suitable length; the box body 1 is formed with screw hole 1e, and lid 2 is formed with connecting hole 2a, and threaded fastener wears to locate connecting hole 2a and threaded fastener and screw hole 1e threaded connection to guarantee to fix reliably between lid 2 and the box body 1, screw hole 1e and keep off line knot 11 and set up relatively along polygonal open-ended diagonal's extending direction, in order to conveniently set up screw hole 1e, avoid screw hole 1e to influence the setting of other parts (for example buckle structure) simultaneously, be convenient for realize lid 2 and the reliable cooperation of box body 1 through adopting screw hole 1e of less quantity moreover. At this time, the box cover 2 and the box body 1 are connected through a plurality of fastening structures and threaded fasteners, so that the connection reliability of the box cover 2 and the box body 1 is effectively improved.

For example, in the examples of fig. 2 and 4, the opening 1b is a square opening and is located at the front side of the box body 1, the wiring opening 1c is located at the upper side of the mounting cavity 1a and is communicated with the mounting cavity 1a, a wiring opening 1d which is respectively communicated with the opening 1b and the wiring opening 1c is formed at the edge of the opening 1b, the wiring opening 1d is located at the corner of the upper right side of the opening 1b, the wire blocking buckle 11 is located at the right side of the wiring opening 1d, the box body 1 is formed with a threaded hole 1e, the threaded hole 1e is located at the lower left side of the opening 1b, the box cover 2 is formed with a connecting hole 2a opposite to the threaded hole 1e, a threaded fastener (for example, a screw) is arranged through the connecting hole 2a and is in threaded connection with the threaded hole 1e to fix the lower side of the box cover 2 with the box body 1, a first fastening structure 4a and a second fastening structure 4b are arranged between the box body 1 and the box cover 2, the first fastening structure 4a and the second fastening structure 4b are arranged at left and right intervals, the first fastening structure 4a is located at the wire blocking buckle 11, the right side is located at the right side of the wiring buckle 1, the first fastening structure 4a is located at the left side, and the upper side of the first fastening structure 4a and the second fastening structure 4b is located at the upper side of the box cover 2 and the box cover 2 is located at the side opposite to the side of the box cover 2, and fixed to the box cover 2.

Of course, in other embodiments of the present utility model, the connection between the box cover 2 and the box body 1 may be implemented only by a plurality of fastening structures, and the structures of the plurality of fastening structures may be the same or different.

In some embodiments, as shown in fig. 1, at least one of the first buckle structure 4a and the second buckle structure 4b includes a limit buckle 10a and a limit portion 10b, the limit buckle 10a is disposed at an edge of the box cover 2 and the limit buckle 10a extends out of an outer peripheral edge of the box cover 2, the limit portion 10b is disposed on the box body 1 and the limit portion 10b is adjacent to the opening 1b, the limit buckle 10a is adapted to be matched with the limit portion 10b, and the limit buckle 10a is matched with the limit portion 10b to ensure reliable fixation between the box cover 2 and the box body 1.

For example, in the examples of fig. 1-2, the first fastening structure 4a and the second fastening structure 4b each include a limiting buckle 10a and a limiting portion 10b, the two limiting buckles 10a are disposed on the same side of the box cover 2 at intervals, one of the limiting buckles 10a is located at a corner of the box cover 2, a limiting portion 10b corresponding to the limiting buckle 10a is disposed at a position, adjacent to the opening 1b, of the box body 1, and the limiting buckle 10a cooperates with the limiting portion 10b to fix the box cover 2 to one side of the box body 1. Of course, the first fastening structure 4a and the second fastening structure 4b may also be located on different sides of the lid 2, respectively.

In some embodiments, as shown in fig. 2, a portion of the inner wall of the case 1 forms a limiting portion 10b, and the limiting buckle 10a abuts against the inner wall of the case 1 to realize the assembly of the first fastening structure 4a, so as to realize the limiting fit of the case cover 2 and the case 1. In this case, the stopper portion 10b may be a flat surface or a curved surface.

For example, in the example of fig. 2, the wiring port 1c is communicated with the wiring port 1d, one side of the wiring port 1d is provided with a wire blocking buckle 11, the wire blocking buckle 11 is arranged in a cantilever manner, the first buckle structure 4a comprises a limiting buckle 10a and a limiting part 10b, the limiting buckle 10a is formed on the box cover 2, the limiting part 10b is a part of the inner wall of the wire blocking buckle 11, and the limiting buckle 10a is abutted against the inner wall of the wire blocking buckle 11 to realize the matching of the box cover 2 and the box body 1; when the connecting wire harness is subjected to the action of external force, the connecting wire harness can be stopped against the limit buckle 10a and the limit buckle 10a is extruded towards the limit part 10b, so that the limit buckle 10a is stopped against the inner wall (namely the limit part 10 b) of the wire blocking buckle 11 more tightly and firmly, the matching stability of the box cover 2 and the box body 1 is improved, and the connecting wire harness is prevented from pulling the box cover 2 off.

Of course, the box body 1 may not be provided with the wire blocking buckle 11, the first buckle structure 4a is disposed adjacent to the wire passing opening 1d, and the first blocking structure includes a limiting buckle 10a and a limiting portion 1b, the limiting portion 1b is a portion of an inner wall of the box body 1, and at this time, the connecting wire harness may also be stopped against the limiting buckle 10a and press the limiting buckle 10a towards the limiting portion 10b when being pulled, so as to improve the fit firmness of the limiting buckle 10a and the limiting portion 10b.

In other embodiments, the limiting portion 10b is disposed on the inner wall of the case 1, a limiting hole that is opened toward the center direction of the opening 1b is formed on the limiting portion 10b, the limiting hole is disposed adjacent to the edge of the opening 1b, the limiting hole may be formed by partially recessing the surface of the limiting portion 10b toward the direction away from the center of the opening 10b, and the limiting buckle 10a is adapted to extend into the limiting hole, so as to improve the stability of the engagement of the buckle structure, and avoid the connection harness from pulling the case cover 2 off. The inner wall of the case 1 may be understood as a wall surface of the case 1 facing the inside of the installation cavity 1 a; of course, the outer wall of the case 1 may be understood as the wall surface of the case 1 facing away from the installation cavity 1a.

In some embodiments, as shown in fig. 4, a protruding rib 3 is disposed on an outer wall of the box body 1, the protruding rib 3 extends continuously or intermittently along a circumferential direction of the opening 1b, and the protruding rib 3 is located at an outer circumferential side of the box cover 2, so that the box cover 2 can be stopped against the protruding rib 3 after the box body 1 is assembled, or the box cover 2 and the protruding rib 3 are arranged at intervals, the structural strength of an edge of the opening 1b of the box body 1 is improved, the deformation of the opening 1b of the box body 1 is reduced, and meanwhile, the protruding rib 3 can effectively limit the movement of the box cover 2, so that the dislocation of the cooperation of the box cover 2 and the box body 1 occurs when the electrical box 100 falls with larger inertia, and the box cover 2 can be automatically reset to the opening 1b after touching the protruding rib 3, thereby further ensuring the cooperation stability between the box cover 2 and the box body 1.

In addition, when the electrical box 100 participates in the drop test, when the box cover 2 is jacked up by the drop inertia of the electrical element in the installation cavity 1a, the box cover 2 can naturally fall back to be matched with the opening 1b when the box cover 2 touches the convex rib 3, so that the box cover 2 is prevented from falling off.

It will be appreciated that when the bead 3 extends intermittently in the circumferential direction of the opening 1b, the bead 3 may include a plurality of bead segments spaced apart in the circumferential direction of the opening 1 b.

Optionally, the opening 1b has a plurality of edges connected end to end in sequence, the rib 3 may extend along at least one of the plurality of edges, and the rib 3 may extend along the circumferential direction of the opening 1b into an open annular structure or a closed annular structure; the shape of the opening 1b is not particularly limited, and the opening 1b may be one or a combination of a circle, an ellipse, and a polygon.

In some embodiments, as shown in fig. 2, a wire blocking buckle 11 is disposed on one side of the wire passing opening 1d, the wire blocking buckle 11 is located at one end of the wire passing opening 1c adjacent to the opening 1b, the wire blocking buckle 11 is disposed in a cantilever manner, and the rib 3 extends to one side of the wire blocking buckle 11 away from the mounting cavity 1a, so as to improve the structural strength and structural stability of the wire blocking buckle 11.

It can be appreciated that when the wire blocking buckle 11 is matched with the box cover 2 through the first buckle structure 4a, the protruding rib 3 extends to one side, away from the mounting cavity 1a, of the wire blocking buckle 11, so that the stress intensity of the first buckle structure 4a can be improved, the acting force of connecting the wire harness is borne, and meanwhile the probability that the connecting wire harness pulls out the box cover 2 is effectively reduced.

In some embodiments, as shown in fig. 1 and 4, the box body 1 is formed with a threaded hole 1e, the box cover 2 is formed with a connecting hole 2a, the threaded fastener is penetrated through the connecting hole 2a and is in threaded connection with the threaded hole 1e, at least part of the protruding rib 3 is located at one side of the opening 1b away from the threaded hole 1e, and then the at least part of the protruding rib 3 and the threaded hole 1e are respectively located at two opposite sides of the opening 1b, so that the protruding rib 3 better limits the movement of the part of the box body 1 away from the connecting hole 2a, and meanwhile, the protruding rib 3 and the threaded hole 1e cooperate to ensure the stability of the box cover 2 so as to avoid dislocation of the box cover 2 relative to the box body 1.

In some embodiments, as shown in fig. 4, the opening 1b and the box cover 2 are respectively in square structures, a wire blocking buckle 11 is arranged on one side of the wire passing opening 1d, the wire blocking buckle 11 is arranged in a cantilever manner, and the wire blocking buckle 11 and the threaded hole 1e are oppositely arranged along the extending direction of the diagonal line of the square structures, so that the connection reliability of the box cover 2 and the box body 1 is improved through matching of a plurality of fastening structures with a small number of threaded fasteners. Wherein, protruding muscle 3 includes first muscle section 31 and second muscle section 32 that set gradually along protruding muscle 3 extending direction, the first muscle section 31 is located the one side that keeps off line knot 11 and deviate from installation cavity 1a, the second muscle section 32 corresponds the border of opening 1b and screw hole 1e and corresponds the border adjacent setting of opening 1b, the edge of lid 2 is suitable for stopping in first muscle section 31 and second muscle section 32, the removal in two directions of lid 2 is restricted at least in first muscle section 31 and second muscle section 32 combined action, avoid lid 2 to misplace with box body 1 because of factors such as fall inertia, thereby guarantee that the cooperation of lid 2 and box body 1 is stable.

It will be appreciated that the first rib section 31 and the second rib section 32 are connected or that the first rib section 31 and the second rib section 32 are spaced apart. Further, the first bead segment 31 may be configured to extend continuously or intermittently, and the second bead segment 32 may be configured to extend continuously or intermittently.

In some embodiments, as shown in fig. 4, the protruding rib 3 further includes a third rib section 33, where the third rib section 33 and the threaded hole 1e are located on the same side of the opening 1b, and the third rib section 33 is opposite to the first rib section 31, so that the third rib section 33 can cooperate with the first rib section 31 to limit the movement of the box cover 2, thereby further improving the limiting capacity of the protruding rib 3 on the box cover 2, and meanwhile, the first rib section 31 and the third rib section 33 have a positioning function to a certain extent, so as to ensure that the installation position of the box cover 2 is accurate, and have a certain fool-proof function.

Illustratively, the first rib section 31 and the third rib section 33 are disposed vertically opposite to each other, the first rib section 31 is located at an upper side of the box cover 2, the second rib section 32 is located at a lower side of the box cover 2, and the second rib section 32 is located at a right side of the box cover 2, so that the protruding rib 3 is formed in a substantially C-shape, the first rib section 31 and the third rib section 33 may be used to achieve limiting of the box cover 2 in an up-down direction, and the second rib section 32 may be used to achieve limiting of the box cover 2 in a left-right direction.

For example, the box body 1 is formed with a threaded hole 1e, the box cover 2 is formed with a connecting hole 2a, a threaded fastener penetrates through the connecting hole 2a and is in threaded connection with the threaded hole 1e, and the convex rib 3 comprises a first rib section 31 and a third rib section 33 which are oppositely arranged, so that the threaded fastener can be fixed only when the box cover 2 is assembled in place, and the fool-proof effect is achieved.

Optionally, the protruding rib 3 further includes a fourth rib section, the fourth rib section and the first rib section 31 are located on the same side of the opening 1b, and the fourth rib section and the first rib section 31 are disposed at intervals relative to the wire passing opening 1 d.

In some embodiments, the height of the protruding ribs 3 is h, and h is more than or equal to 2mm and less than or equal to 4mm, so that the protruding ribs 3 have enough limiting capacity on the box cover 2, the movement of the box cover 2 is effectively limited, dislocation of the box cover 2 and the box body 1 due to inertia when the empty electric box 100 falls is avoided, and stable matching of the box cover 2 and the box body 1 is ensured. For example, h is 2mm, 2.5mm, 3mm, 3.4mm, 4mm, or the like.

It can be understood that the too small height of the protruding rib 3 easily makes the limiting capability of the protruding rib 3 to the box cover 2 insufficient, and the too large height of the protruding rib 3 makes the forming of the protruding rib 3 difficult, and the height range of the protruding rib 3 is 2 mm-4 mm, so that the limiting effect of the protruding rib 3 to the box cover 2 is ensured, and meanwhile, the processing forming (such as demolding) of the protruding rib 3 is facilitated.

The air conditioning indoor unit 200 according to the second aspect of the embodiment of the present utility model includes the electrical component mounted to the mounting chamber 1a and the electrical box 100 according to the above-described first aspect of the embodiment of the present utility model.

According to the air conditioning indoor unit 200 of the embodiment of the utility model, by adopting the electrical box 100 described above, the safety of the air conditioning indoor unit 200 can be improved.

In some embodiments, as shown in fig. 1, the indoor unit 200 of an air conditioner includes a face frame 101, at least part of the face frame 101 is formed into a box body 1, and an electrical component is an electrical control box of the indoor unit 200 of the air conditioner, and then the electrical control box is mounted in a mounting cavity 1a defined by the face frame 101, so that the mounting of the electrical control box is facilitated, and meanwhile, the electrical safety of the electrical control box is facilitated to be ensured.

In some embodiments, as shown in fig. 6 to 7, the indoor unit 200 further includes a multifunctional box 102, a display box 103, an evaporator 104, a panel 106 and a chassis 105, the multifunctional box 102 and the display box 103 are disposed on the panel 106, the electric control box disposed in the installation cavity 1a is electrically connected to the multifunctional box 102 and the display box 103 respectively through a connection harness, the evaporator 104 is disposed on the chassis 105, the face frame 101 is mounted on the chassis 105, and the panel 106 is covered on the face frame 101.

An air conditioner according to an embodiment of a third aspect of the present utility model includes the electrical box 100 according to the above-described first aspect of the present utility model or the air conditioning indoor unit 200 according to the above-described second aspect of the present utility model.

According to the air conditioner of the embodiment of the utility model, the safety of the air conditioner can be improved by adopting the electrical box 100 or the air conditioner indoor unit 200.

In the description of the present utility model, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "inner," "outer," "circumferential," and the like indicate or are based on the orientation or positional relationship shown in the drawings, merely to facilitate description of the present utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, features defining "first", "second" may include one or more such features, either explicitly or implicitly. In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

In the description of the present specification, reference to the terms "one embodiment," "some embodiments," "illustrative embodiments," "examples," "specific examples," or "some examples," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, schematic representations of the above terms do not necessarily refer to the same embodiments or examples. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

In the present utility model, unless expressly stated or limited otherwise, a first feature "up" or "down" a second feature may be the first and second features in direct contact, or the first and second features in indirect contact via an intervening medium. Moreover, a first feature being "above," "over" and "on" a second feature may be a first feature being directly above or obliquely above the second feature, or simply indicating that the first feature is level higher than the second feature. The first feature being "under", "below" and "beneath" the second feature may be the first feature being directly under or obliquely below the second feature, or simply indicating that the first feature is less level than the second feature.

While embodiments of the present utility model have been shown and described, it will be understood by those of ordinary skill in the art that: many changes, modifications, substitutions and variations may be made to the embodiments without departing from the spirit and principles of the utility model, the scope of which is defined by the claims and their equivalents.

Claims (14)

1. An electrical box, comprising:

the box body is provided with an installation cavity, the installation cavity is provided with an opening, the side wall of the box body is provided with a wiring port communicated with the installation cavity, the edge of the opening is provided with a wiring port communicated with the opening, and the wiring port is communicated with the wiring port;

the box cover is detachably connected to the opening through a plurality of buckle structures, the buckle structures comprise a first buckle structure and a second buckle structure, and the first buckle structure and the second buckle structure are respectively located on two opposite sides of the wire passing opening.

2. The electrical box of claim 1, wherein the box body has a wire blocking buckle, the wire blocking buckle is arranged on one of two opposite sides of the wire passing opening and is arranged in a cantilever manner, and the wire blocking buckle is matched with the box cover through the first buckle structure.

3. The electrical box according to claim 2, wherein the opening is a polygonal opening, the wire retaining buckle is positioned at a corner of the polygonal opening,

the box body is formed with the screw hole, the lid is formed with the connecting hole, threaded fastener wears to locate the connecting hole and with screw hole threaded connection, the screw hole with keep off the line knot and follow polygonal open-ended diagonal's extending direction sets up relatively.

4. The electrical box of claim 1, wherein at least one of the first and second snap structures comprises a limit button and a limit portion, the limit button being disposed at an edge of the box cover and extending beyond a peripheral edge of the box cover, the limit portion being disposed on the box body and adjacent to the opening, the limit button being adapted to mate with the limit portion.

5. The electrical box according to claim 4, wherein,

a part of the inner wall of the box body forms the limit part; or alternatively, the process may be performed,

the limiting part is arranged on the inner wall of the box body, a limiting hole which is opened towards the central direction of the opening is formed in the limiting part, and the limiting buckle is suitable for extending into the limiting hole.

6. The electrical box according to any one of claims 1 to 5, wherein a rib is provided on an outer wall of the box body, the rib extends continuously or intermittently along a circumferential direction of the opening, and is located at an outer circumferential side of the box cover.

7. The electrical box according to claim 6, wherein a wire blocking buckle is arranged on one side of the wire passing opening, the wire blocking buckle is located at one end of the wire passing opening adjacent to the opening and is arranged in a cantilever manner, and the convex rib extends to one side, away from the mounting cavity, of the wire blocking buckle.

8. The electrical box according to claim 6, wherein the box body is formed with a screw hole, the box cover is formed with a connection hole, a screw fastener is penetrated through the connection hole and is screw-connected with the screw hole,

at least a portion of the bead is located on a side of the opening remote from the threaded bore.

9. The electrical box according to claim 8, wherein the opening and the box cover are respectively square structures, a wire blocking buckle is arranged on one side of the wire passing opening, the wire blocking buckle cantilever is arranged, the wire blocking buckle and the threaded hole are oppositely arranged along the extending direction of the diagonal line of the square structures,

the protruding muscle includes along protruding muscle's extending direction sets gradually first muscle section and second muscle section, first muscle section is located keep off the line knot deviate from one side of installing the chamber, the second muscle section corresponds open-ended border with the screw hole corresponds open-ended border is adjacent to be set up.

10. The electrical box of claim 9, wherein the protruding rib further comprises a third rib section, the third rib section is located on the same side of the opening as the threaded hole, and the third rib section is disposed opposite the first rib section.

11. The electrical box according to claim 6, wherein the height of the ribs is h, and h is more than or equal to 2mm and less than or equal to 4mm.

12. An air conditioning indoor unit characterized by comprising an electrical component and an electrical box according to any one of claims 1-11, the electrical component being mounted to the mounting cavity.

13. An air conditioning indoor unit according to claim 12, comprising a face frame, at least part of the face frame being formed as the box body, the electrical component being an electrical control box of the air conditioning indoor unit.

14. An air conditioner comprising the electrical box according to any one of claims 1 to 11 or the air conditioner indoor unit according to claim 12 or 13.