CN111207451B - Electric control box and window type air conditioner - Google Patents

Abstract

The present invention discloses an electric control box and a window air conditioner, wherein the electric control box comprises: a box body, a circuit board, a radiator and a reactor, wherein the circuit board is arranged in the box body, and the circuit board has electronic components; the radiator is connected to at least part of the electronic components on the circuit board and is suitable for heat transfer to form a heat dissipation structure; the reactor is arranged in the box body, and the circuit board and the reactor are arranged separately. According to the electric control box of the embodiment of the present invention, the circuit board and the reactor are integrated in the box body.

Description

Electric control box and window type air conditioner

Technical Field

The invention relates to the technical field of air conditioning equipment, in particular to an electric control box and a window type air conditioner with the same.

Background

With the improvement of living standard and the increase of extreme environment, air conditioners are more and more popular. With the gradual increase of the labor cost, the installation and maintenance costs of the air conditioner are increased year by year, and the existing hanging air conditioner, cabinet air conditioner and the like are higher in installation and maintenance costs because of the need of installing an inner machine and an outer machine respectively.

In the related art, the circuit board and the reactance are placed respectively, so that extra space is needed for placing the reactance, stable operation of the reactance can be influenced, a connecting line is prolonged, and stability of a control system is influenced.

Disclosure of Invention

An object of the present invention is to provide an electric control box, in which a circuit board and a reactance are integrated into a box body.

Another object of the present invention is to provide a window air conditioner having the electric control box.

The electric control box comprises a box body, a circuit board, a radiator and a reactor, wherein the circuit board is arranged in the box body and is provided with electronic elements, the radiator is connected with at least part of the electronic elements on the circuit board and is suitable for heat transfer to form a heat dissipation structure, and the reactor is arranged in the box body and is arranged at intervals from the reactor.

According to the electric control box provided by the embodiment of the invention, the circuit board and the reactance are integrated in the box body.

In addition, the electric control box according to the embodiment of the invention can also have the following additional technical characteristics:

in some embodiments, a dividing wall is arranged in the box body, the dividing wall divides the circuit board and the reactance, and a wire passing port is arranged on the dividing wall to connect the circuit board and a chamber where the reactance is located.

In some embodiments, one end of the reactance is plugged with the box body and the other end is connected with the box body by a fixing piece.

In some embodiments, a ground connection or a ground flag opposite the reactance is provided on the outside of the case.

In some embodiments, the box body is provided with a yielding port, and the radiator extends out of the box body from the yielding port.

In some embodiments, a concave structure is disposed on an outer surface of the case, and the relief opening is disposed on the concave structure.

In some embodiments, a concave structure is arranged on the outer surface of one end of the electric control box along the vertical direction, the other end of the electric control box along the vertical direction is a convex structure which is convex relative to the concave structure, and a splicing block is arranged at a step formed between the concave structure and the convex structure.

In some embodiments, at least a portion of the reactance is disposed within the raised structure.

In some embodiments, the patch comprises a cover plate, wherein the cover plate covers a step formed by the concave structure and the convex structure, a first flanging extending towards the concave structure along the vertical direction is arranged on one part of the periphery of the cover plate, the first flanging is connected with the wall of the concave structure, a second flanging extending towards the convex structure along the vertical direction is arranged on the other part of the periphery of the cover plate, and the second flanging is connected with the wall of the convex structure.

In some embodiments, a portion of the wall of the recess structure protrudes out of the box body and forms a jack along a vertical direction, and a buckle extending towards the cover plate along a vertical direction is formed on the first flanging, and the buckle is plugged into the jack along a vertical direction.

In some embodiments, a locking protrusion is provided on a wall of the protruding structure, and a locking hole is formed on the second flange, and the locking protrusion is locked into the locking hole.

In some embodiments, the first flange is screwed to a wall of the recessed feature.

In some embodiments, the second flange is screwed to a wall of the raised structure.

In some embodiments, the cover plate is square, two adjacent sides of the cover plate are provided with the first flange, and the other two adjacent sides of the cover plate are provided with the second flange.

In some embodiments, the box body comprises an insulating inner shell and a fireproof outer shell, wherein the insulating inner shell comprises a first inner shell and a second inner shell which are mutually spliced, the fireproof outer shell comprises a first outer shell and a second outer shell, the first outer shell is covered outside the first inner shell, and the second outer shell is covered outside the second inner shell.

In some embodiments, the circuit board is fixedly mounted within the insulating inner housing and the reactance is mounted on the fire resistant outer housing.

In some embodiments, the circuit board is mounted on the first inner shell, and a positioning structure arranged along a direction surrounding the circuit board is arranged on the inner side of the first inner shell, and the positioning structure comprises a positioning rib and a positioning hook.

In some embodiments, the positioning rib surrounds a placement space on the first inner shell, the circuit board is disposed in the placement space, and the positioning hook includes a plurality of positioning hooks arranged at intervals along the circumference of the circuit board.

In some embodiments, a guide rib is disposed on a peripheral wall of the placement space, the guide rib is perpendicular to the circuit board and is respectively connected with the inner side surface and the inner bottom surface of the placement space, and one end of the guide rib, which is far away from the inner bottom surface of the placement space, is configured as a wedge structure which gradually increases relative to the height of the inner side surface of the placement space in a direction towards the inner bottom surface of the placement space.

In some embodiments, the first inner shell is provided with an avoidance port, and the reactance is arranged at the avoidance port and is directly mounted on the first outer shell.

In some embodiments, a portion of the first housing is countersunk to form a countersunk-land structure inside the first housing, the reactance being mounted on the countersunk-land structure.

In some embodiments, a yielding port is formed in a wall of the box body, the radiator comprises a bottom plate, a radiating fin and a sealing element, the bottom plate is connected with at least part of electronic elements on the circuit board and is suitable for heat transfer, the bottom plate is located in the box body, the radiating fin is connected with the bottom plate and extends out of the box body from the yielding port, the sealing element surrounds the radiating fin, and the sealing element is arranged between the bottom plate and the periphery of the yielding port to form a sealing structure.

In some embodiments, a plurality of annular ribs are arranged on the surface of the sealing element, which is abutted against the peripheral edge of the yielding opening, the annular ribs are in an annular shape extending in the same direction with the sealing element, and the annular ribs are configured into a plurality of rings which are arranged at intervals from inside to outside.

In some embodiments, the annular bead is configured in cross-section as a semicircle, trapezoid or rectangle.

In some embodiments, the grooves between two adjacent annular ribs are configured in a semi-circular, trapezoidal or rectangular shape.

In some embodiments, the sealing member includes a first portion and a second portion, the first portion covers a periphery of a surface of the base plate to which the heat dissipating fins are connected, and the second portion is sleeved on a peripheral surface of the base plate.

In some embodiments, the surface of the heat dissipating fin is configured as a corrugated surface.

In some embodiments, at least a portion of the electronic components on the circuit board are provided with thermally conductive fins on their surfaces, which are in thermal communication with the electronic components, and the heat sink is mated with the thermally conductive fins and adapted to conduct heat.

In some embodiments, the heat conductive sheet and the heat sink have a gap therebetween in a range of 0.1 mm to 1.0 mm and are filled with a heat conductive medium.

In some embodiments, the circuit board is provided with a heat dissipation bracket, and the heat sink and the heat conducting fin are both mounted on the heat dissipation bracket.

In some embodiments, at least one of the first inner shell and the second inner shell is provided with a heat radiation window.

In some embodiments, the heat dissipation window is internally connected with supporting ribs, and the supporting ribs are in a grid form of criss-cross arrangement.

In some embodiments, the circuit board is mounted on the first inner case, and the heat dissipation window is disposed on a region of the first inner case opposite to the circuit board.

In some embodiments, the circuit board and the first housing have a gap of 8 millimeters to 18 millimeters therebetween.

In some embodiments, a positioning notch is formed at the edge of the circuit board, and a positioning protrusion is formed in the box body and is matched with the positioning notch to position the circuit board.

In some embodiments, the circuit board is spaced from an inner surface of the case.

In some embodiments, a wiring groove is formed in the electric control box around the circuit board, wire straightening ribs are arranged in the wiring groove and used for separating the wire harness, and wire fixing ribs which are arranged at intervals along the extending direction of the wiring groove are arranged on the electric control box so as to position the wire harness.

The window type air conditioner comprises a chassis, a box body assembly and an electric control box, wherein the box body assembly is arranged on the chassis, the electric control box is arranged in the box body assembly and is arranged on the chassis, and the electric control box is the electric control box according to the embodiment of the invention.

In some embodiments, the housing assembly includes an inner housing mounted on the chassis and an outer housing mounted on the chassis, the inner housing and the outer housing being spaced apart to form a receiving pocket for receiving a window sash.

In some embodiments, the window air conditioner further comprises a sealing block disposed on at least one of the opposite outer sides of the chassis in the extended position for closing a gap between the window sash and the window frame.

In some embodiments, the sealing block further has a stowed position in which the sealing block is received in the case assembly.

Drawings

Fig. 1 is a schematic view of a window air conditioner according to an embodiment of the present invention.

Fig. 2 is a schematic view showing the cooperation of an outer case and a chassis in a window type air conditioner according to an embodiment of the present invention.

Fig. 3 is a cross-sectional view showing the cooperation of an outer case and a chassis in a window type air conditioner according to an embodiment of the present invention.

Fig. 3-1 is an enlarged partial schematic view of the area a in fig. 3.

Fig. 4 is a cross-sectional view showing the cooperation of an outer case and a chassis in a window type air conditioner according to an embodiment of the present invention.

Fig. 4-1 is a partially enlarged schematic view of the area B in fig. 4.

Fig. 5 is a schematic view showing the cooperation of an outer casing and an electric control box of a window type air conditioner according to an embodiment of the present invention.

Fig. 6 is a schematic view showing the cooperation of an outer case of a window type air conditioner and an electric control box according to an embodiment of the present invention.

Fig. 6-1 is an enlarged partial schematic view of circle C in fig. 6.

Fig. 7 is a schematic view of an electronic control box according to an embodiment of the present invention.

Fig. 8 is a schematic view of the electric control box and chassis cooperation in the window fan air conditioner according to an embodiment of the present invention.

Fig. 9 is a schematic view of the electric control box and chassis cooperation in the window fan air conditioner according to an embodiment of the present invention.

Fig. 9-1 is a partially enlarged schematic view of the region D in fig. 9.

Fig. 10 is a schematic view of the electric control box and chassis cooperation in the window fan air conditioner according to an embodiment of the present invention.

Fig. 10-1 is an enlarged partial schematic view of the area E in fig. 10.

Fig. 11 is a schematic view of a cartridge seat of an electronic control cartridge according to an embodiment of the present invention.

Fig. 12 is a schematic view of a lid of an electronic control box according to an embodiment of the present invention.

Fig. 13 is a schematic view of a lid of an electronic control box according to an embodiment of the present invention.

Fig. 13-1 is an enlarged partial schematic view of the area F in fig. 13.

Fig. 14 is a schematic view of an electronic control box according to an embodiment of the present invention.

Fig. 15 is a schematic view of an electronic control box according to an embodiment of the present invention.

Fig. 16 is a cross-sectional view of an electronic control box according to one embodiment of the present invention.

Fig. 16-1 is a partially enlarged schematic view of the region G in fig. 16.

Fig. 17 is a schematic view of an electrical control box according to an embodiment of the present invention, wherein a sealing ring is not disposed in a sealing groove.

Fig. 18 is a schematic view of an electrical control box according to an embodiment of the present invention, with a seal ring disposed in a seal groove.

Figure 19 is a schematic diagram of the first housing mated with the reactance in the electrically controlled box of one embodiment of the present invention.

Fig. 20 is a schematic diagram of the positional relationship between reactance and circuit board in an electronic control box according to an embodiment of the present invention.

Fig. 20-1 is an enlarged partial schematic view of region H in fig. 20.

Figure 21 is a schematic diagram of the first housing mated with the reactance in the electrically controlled box of one embodiment of the present invention.

Figure 22 is a schematic diagram of the first housing mated with the reactance in the electrically controlled box of one embodiment of the present invention.

Fig. 23 is a schematic view of a mounting structure of a circuit board in an electronic control box according to an embodiment of the present invention.

Fig. 23-1 is an enlarged partial schematic view of the region of circle I in fig. 23.

Fig. 24 is a schematic view of a circuit board provided with a heat conducting fin and a heat dissipating bracket in an electronic control box according to an embodiment of the present invention.

Fig. 25 is a schematic view of a circuit board with a heat sink in an electronic control box according to an embodiment of the present invention.

Fig. 26 is a schematic view of a circuit board provided with a seal in an electronic control box according to an embodiment of the present invention.

Fig. 27 is a schematic view of a first inner housing in an electronic control box according to an embodiment of the present invention.

Fig. 28 is a schematic view of a second inner housing in an electronic control box according to an embodiment of the present invention.

Fig. 29 is a schematic view of a second inner housing in an electronic control box according to an embodiment of the present invention.

Fig. 30 is a schematic view of a second inner housing in an electronic control box according to an embodiment of the present invention.

Fig. 31 is a schematic view of a wiring structure in an electronic control box according to an embodiment of the present invention.

Fig. 32 is a schematic diagram of a wiring structure in an electronic control box according to an embodiment of the present invention.

Fig. 33 is a partial schematic view of a wiring structure in an electronic control box according to an embodiment of the present invention.

Fig. 34 is a schematic view of a wiring structure in an electronic control box according to an embodiment of the present invention.

Reference numerals:

a window-type air conditioner 1000 is provided,

Chassis 1, socket 101, notch 102, first convex hull 11, second convex hull 12,

The box body assembly 2, the inner box body 21, the inner box shell 211, the indoor heat exchanger 212, the air return port 201, the air supply port 202, the control box 213, the cross flow wind wheel 214, the air deflector 215, the transverse swing blades 216, the protective net cover 217, the outer box body 22, the outer box shell 221, the outdoor heat exchanger 222, the outdoor air duct assembly 223, the outdoor motor 224, the axial flow fan 225, the back panel 226, the panel 227, the top cover 228, the air inlet 203, the air outlet 204, the compressor 229, the concave structure 205, the flanging rib 207, the accommodating groove 206 and the middle partition 23,

The electronic control box 3, the box body 31, the plug 301, the mounting portion 302, the insulating inner case 303, the fireproof outer case 304, the box seat 305, the box cover 306, the recessed structure 307, the relief notch 309, the relief notch 3012, the outlet 3013, the first inner case 311, the first fastening structure 3014, the seal groove 3015, the seal ring 3016, the second fastening groove 3017, the partition 3018, the positioning structure 3019, the positioning rib 3020, the positioning hook 3021, the guide rib 3022, the heat dissipation window 3023, the support rib 3024, the outlet notch 3025, the drainage rib 3026, the wire groove 3027, the first groove portion 3028, the second groove portion 3029, the third groove portion 3030, the wire-straightening rib 3031, the wire-straightening groove 3032, the wire fixing rib 3033, the first support structure 3034, the first support spacer 3035, the first reinforcement 3036, the wire-passing port 3037, the relief port 3038, the anti-drop fastening 9, the positioning protrusion 3072, the second inner case 312, the second fastening structure 3040, the seal rib 3040, the connection portion 3045, the heat sink comprises a reinforcing rib 3046, a convex rib 3047, a first clamping groove 3042, a drainage groove 3049, a yielding groove 3050, a rib 3051, an air guide notch 3052, a second support structure 3053, a second support partition 3054, a second reinforcing member 3055, a first reinforcing plate 3056, a second reinforcing plate 3057, a yielding opening 3058, a heat dissipation hole 3059, a notch groove 3060, a first baffle 3061, a second baffle 3062, a third baffle 3063, a first housing 313, a first ear 3065, a sink structure 3066, a second housing 314, a second ear 3067, an insertion hole 3068, a clamping protrusion 3069, a positioning hole 3070, an outer protruding structure 3071, a splice block 32, a cover plate 321, a first flange 322, a second flange 323, a buckle 324, a clamping hole 325, a circuit board 33, an electronic component 331, a reactance 34, a heat sink 35, a bottom plate 351, a heat dissipation fin 352, a seal 353, a ring-shaped rib 354, a first portion 355, a second portion 356, a heat dissipation plate 357, an outdoor heat sink sensor 36.

Detailed Description

Embodiments of the present invention 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 and intended to explain the present invention and should not be construed as limiting the invention.

As shown in fig. 1, a window air conditioner 1000 according to an embodiment of the present invention includes a chassis 1 and a cabinet assembly 2.

Wherein, chassis 1 can be used for providing the supporting effect to the complete machine, and at least a portion of other spare part in window air conditioner 1000 can be installed on chassis 1, and box subassembly 2 is installed on chassis 1, and box subassembly 2 can integrate heat transfer module, for example, has integrated spare part such as indoor heat exchanger 212, outdoor heat exchanger 222, compressor 229 in the box subassembly 2.

Optionally, the window air conditioner 1000 of the present invention further includes an electric control box 3, wherein the electric control box 3 is disposed in the box assembly 2, and the electric control box 3 can be used to provide control of the internal components of the box assembly 2.

Alternatively, as shown in FIG. 1, in the window air conditioner 1000 of the present invention, the cabinet assembly 2 includes an inner cabinet 21 and an outer cabinet 22, and the inner cabinet 21 is mounted on the chassis 1. The outer casing 22 is mounted on the chassis 1, and the inner casing 21 and the outer casing 22 are spaced apart to form a receiving groove 206 for receiving the window sash. In use, the window air conditioner 1000 may be placed over a window frame with the receiving slot 206 facing the window sash, which may be inserted into the receiving slot 206 when it is desired to close. The window type air conditioner can be conveniently closed, the phenomenon that the window type air conditioner 1000 cannot be normally opened or closed due to the arrangement of the window type air conditioner is avoided, and effective isolation and heat preservation of the inside and the outside of the room are achieved.

Alternatively, the electronic control box 3 in the present invention is mounted in the outer casing 22.

Optionally, the electronic control box 3 is disposed in the outer casing 22 adjacent to the inner casing 21. Thereby providing a larger space for the heat dissipation structure of the outer case 22 to facilitate heat dissipation.

The outer box 22 has an air inlet 203 and an air outlet 204, wherein the top of the outer box 22 (far from the chassis 1) is formed with the air inlet 203, the air inlet 203 is opposite to the electric control box 3 or is arranged in a dislocation manner, wherein the air inlet 203 can be arranged opposite to the radiator 35 (for example, the air inlet 203 is opposite to the radiating fins 352), so that the air flow entering the outer box 22 can be discharged after passing through the radiator 35 or the electric control box 3, thereby realizing the heat dissipation of the electric control box 3.

Alternatively, as shown in FIG. 1, a window air conditioner 1000 according to an embodiment of the present invention is schematically illustrated, wherein an outer case 22 includes an outer case 221, an outdoor heat exchanger 222, and an outdoor air duct assembly 223. The side of the outer case 221 away from the inner case 21 is closed by an outdoor heat exchanger 222, the outdoor air duct assembly 223 is disposed at the inner side of the outdoor heat exchanger 222 (the side adjacent to the inner case 21), the outdoor air duct assembly 223 includes an outdoor motor 224 and an axial flow fan 225, the axial flow fan 225 is opposite to the outdoor heat exchanger 222, and the outdoor motor 224 is disposed at the inner side of the axial flow fan 225 and is connected to the axial flow fan 225. The outdoor air duct assembly 223 further includes a back panel 227, the back panel 227 is mounted on the chassis 1, and the outdoor motor 224 is fixed to the back panel 227. At least one of the top surface (surface facing away from the chassis 1 side), the left side surface, the right side surface and the rear end surface of the outer casing 221 is provided with an air inlet for air flow to pass through, and under the driving action of the outdoor air duct assembly 223, the air flow circulates along the air inlet, the electric control box 3, the outdoor air duct assembly 223 and the condenser to form a heat exchange channel, so that heat dissipation is performed on the outdoor heat exchanger 222, the electric control box 3 and the like.

The inner box 21 comprises an inner box shell 211, an indoor heat exchanger 212 and an indoor air duct assembly, wherein an air return opening 201 and an air supply opening 202 are formed on the inner box 21, and the indoor air duct assembly is arranged in the inner box shell 211 and drives air flow to flow from the air return opening 201 to the air supply opening 202. The air return port 201 is disposed on the surface of the inner case 21 far away from the outer case 22, in addition, the chassis 1 may be provided with the air return port 201, or the air return port 201 is disposed on other surfaces of the inner case 21, the indoor heat exchanger 212 is disposed between the indoor air duct assembly and the air return port 201, the inner case 21 further includes a control box 213, and the control box 213 is disposed on the end of the inner case 21 far away from the outer case 22, and the indoor air duct assembly includes a through-flow wind wheel 214. The air supply port 202 is provided in an upper portion of the inner casing 211 on a side away from the outer casing 22, and the air supply port 202 is configured to supply air in a direction away from the outer casing 22, and the air supply port 202 may be provided so as to be inclined in a direction away from the outer casing 22 and away from the chassis 1.

The air supply port 202 is provided with an air deflector 215, the air deflector 215 can rotate to adjust the air supply angle, in addition, the inner side of the air deflector 215 can be provided with a transverse swing blade 216, and the inner side of the air supply port 202 is provided with a protective net cover 217 to prevent hands or other objects from entering the air duct.

A middle partition plate 23 is arranged between the inner box body 21 and the outer box body 22, the middle partition plate 23 is arranged at a position, adjacent to the chassis 1, of a space between the inner box body 21 and the outer box body 22, and a channel for at least one of water flow, wire harnesses, refrigerant pipes and the like to pass through can be formed between the middle partition plate 23 and the chassis 1, so that communication and signal transmission between the inner box body 22 and the outer box body 22 are realized.

Alternatively, in the foregoing embodiment, the window sash may be closed by the receiving groove 206, and a certain gap may remain due to the chassis 1 and the connection structure between the inner case 21 and the outer case 22 although the window sash may be closed.

Optionally, the window-type air conditioner 1000 of the present invention further includes a sealing block disposed on at least one side of the opposite outer sides of the chassis 1 in the unfolded position for closing a gap between the window sash and the window frame. The window sash and the window frame can be partially sealed by the sealing block, so that the indoor effective sealing is realized, and the leakage of cold air or hot air is reduced.

Optionally, the sealing block also has a stowed position in which the sealing block is received in the case assembly 2. Alternatively, the sealing lead of the present invention may be received in the receiving groove 206 in the folded position.

Alternatively, the fixing member in the present invention may be a screw, a pin, a rivet, or the like.

Optionally, in combination with the foregoing embodiment and fig. 1 to 7, the outer case 22 includes an outer case 221, the outer case 221 includes a shroud 227 and a top cover 228, the shroud 227 is connected with the chassis 1 and extends in a direction perpendicular to the chassis 1, the top cover 228 covers a side of the shroud 227 away from the chassis 1, the top cover 228 and the shroud 227 are connected by a fixing member, and a relief recess 3012 is provided on the electronic control box 3 at a position corresponding to the fixing member connecting the shroud 227 and the top cover 228. Through setting up the sunken 3012 of stepping down, make things convenient for mounting to connect top cap 228 and bounding wall 227, improve the structural strength of outer box 22, can also avoid the mounting to scrape the surface of automatically controlled box 3 moreover, avoid because automatically controlled box 3 surface falls the lacquer and lead to rustting or being corroded.

Optionally, the shroud 227 is convex in position opposite the relief recess 3012. Thereby facilitating the connection of the enclosure 227 to the top cover 228 and also facilitating the connection of the enclosure 227 to the top cover 228 by the fasteners.

As shown in fig. 5 and 6, the outer case 221 and a schematic view of the outer case 221 cooperating with the electric control board are shown, the outer case 221 encloses the enclosure plate 227 and the top cover 228, the enclosure plate 227 is formed in a U-shaped structure and the open side is closed by the outdoor heat exchanger 222, and the air inlets 203 are provided on three sides of the enclosure plate 227 and the top cover 228. The electric control box 3 is arranged adjacent to the side wall of the outer box shell 221, which is close to the inner box body 21, and the electric control box 3 is provided with a yielding recess 3012, and the position of the outer box shell 221 corresponding to the yielding recess 3012 is protruded.

The following describes the installation structure of the electronic control box 3 according to the embodiments of the present invention with reference to the drawings, in some embodiments of the present invention, the electronic control box 3 may be installed on the chassis 1 as well, the electronic control box 3 and the chassis 1 may be plugged and positioned on the chassis 1 by a fixing member, for example, after plugging the electronic control box 3 and the chassis 1, the electronic control box 3 and the chassis 1 are pre-positioned, and then the electronic control box 3 and the chassis 1 are fixedly connected together by the fixing member.

According to the window air conditioner 1000 of the embodiment of the invention, the electric control box 3 is positioned on the chassis 1 through the combination of the plugging and the fixing piece, so that the stability of the electric control box 3 can be improved, namely, the electric control box 3 is stably supported through the chassis 1, the electric control box 3 can be quickly installed through the plugging and the fixing piece positioning, in addition, the plugging can play a certain pre-positioning role, and the electric control box 3 and the chassis 1 can be quickly positioned through the fixing piece through the plugging pre-positioning.

In combination with the foregoing embodiment, the electronic control box 3 is provided in the outer casing 221, and the electronic control box 3 is provided inside the back panel 227 or the outdoor air duct assembly 223 (i.e., on the side close to the inner casing 21).

In the invention, one side of the bottom of the electric control box 3 is connected with the chassis 1 through fixing pieces such as a bolt 301, a screw on the other side and the like. The bottom of the plastic inner shell of the electric control box 3 is provided with a plug 301 near the compressor 229 side, and the chassis 1 is provided with a socket 101 corresponding to the plug 301.

Alternatively, as shown in fig. 7 to 10, the chassis 1 is provided with a socket 101, the socket may be configured to be opened in a lateral direction (refer to a left-right direction in the drawing), the bottom of the electronic control box 3 is provided with a latch 301 at one end in the lateral direction, and the latch 301 is plugged into the socket 101 in the lateral direction, and is parallel to the chassis 1 in the lateral direction. By mating the plug 301 with the socket 101 parallel to the chassis 1, the plug 301 can be quickly plugged into the chassis 1 and conveniently connected to the electronic control box 3 and the chassis 1 by a fastener.

Of course, the socket 101 of the present invention may also be arranged perpendicular to the chassis 1, and at this time, the latch 301 on the electronic control box 3 may be arranged in a hook shape, that is, the latch 301 is inserted into the socket 101 and hooks the chassis 1 to complete the plugging and positioning of the electronic control box 3 and the chassis 1, and the present invention mainly uses the socket 101 as an example in the transverse direction, but is not limited to the protection scope of the present invention.

In addition, the electric control box 3 in the invention can also be matched with the chassis 1 in a plugging manner along the longitudinal direction (refer to the front-back direction in the drawing).

The transverse direction in the present invention may be the left-right direction in the drawing, the longitudinal direction may be the front-back direction in the drawing, and the vertical direction may be the up-down direction in the drawing.

Alternatively, as shown in fig. 7 to 10, a portion of the chassis is raised to form a socket, and in particular, with reference to the accompanying drawings, a portion of the chassis is raised upward to form a socket, and a top wall edge of the socket is obliquely extended to construct a flared shape. Specifically, the edge of the top wall of the socket 101 is set to be in an upward inclined extending form, so that the opening of the socket 101 is set to be in a flaring form, the plug 301 can be rapidly matched with the socket 101 in the process of plugging the plug 301 into the socket 101, rapid matching of the plug 301 and the socket 101 is facilitated, and the assembly efficiency is improved.

Alternatively, as shown in fig. 7 to 10, the side wall edges of the socket 101 are provided with notches 102, and as shown, the front and rear side walls of the socket 101 are provided with notches 102. In this way, the opening of the socket 101 will form a larger flaring shape, which is further convenient for the cooperation of the plug 301 and the socket 101, so that the plug 301 can be quickly inserted into the socket 101, and quick positioning of the plug 301 and the socket 101 is realized.

Optionally, as shown in fig. 7 to 10, a yielding gap 309 is disposed at a position of the electronic control box 3 opposite to the socket 101, where the yielding gap 309 may provide a yielding structure, for example, the yielding socket 101, a yielding wiring structure, etc., and may provide a larger installation space, so as to facilitate observation. The relief notch 309 has a first surface and a second surface, the first surface is opposite to the socket 101 along a direction perpendicular to the chassis 1 (i.e., vertical direction, or referring to the up-down direction in the drawing), the second surface is opposite to the socket 101 along a lateral direction, a connection portion 3043 is provided at the relief notch 309, the connection portion 3043 is connected to the first surface and the second surface, respectively, and the plug 301 is connected to the connection portion 3043. That is, the latch 301 is structurally disposed at the relief notch 309, so that the latch 301 can be conveniently and rapidly matched with the socket 101, and the structural strength of the relief notch 309 can be improved through the connection of the connection part 3043. Moreover, the overall structure of the electronic control box 3 is simplified.

Alternatively, as shown in fig. 7 to 10, the connection part 3043 includes a first connection rod 3044. The first link 3044 is connected to the first surface, and the first link 3044 extends toward the socket 101 (downward in the drawing), and the plug 301 is connected to the free end of the first link 3044. Thereby facilitating a plug-in fit of the plug 301 with the socket 101. Moreover, by providing the relief notch 309, a larger visual space is provided, which facilitates the plugging operation.

In addition, as shown in fig. 7 to 10, the connection portion 3043 further includes a second link 3045, where the second link 3045 is connected to the second surface, and the second link 3045 extends toward the socket 101 and connects the first link 3044, and the connection of the second link 3045 and the first link 3044 can effectively improve the structural strength of the first link 3044, that is, the structural strength of the plug 301, and improve the positioning stability of the plug 301 and the chassis 1.

In addition, as shown in fig. 7 to 10, the connection portion 3043 further includes a reinforcing rib 3046, and the reinforcing rib 3046 is connected between the first surface, the second surface, the first link 3044, and the second link 3045. The reinforcing ribs 3046 can effectively improve the structural strength of the connecting portion 3043 and the electronic control box 3, and also improve the structural strength of the plug 301.

In addition, the reinforcing rib 3046 in the present invention is a ring-shaped hollow structure, a U-shaped structure, a T-shaped structure, etc., and an air flow passage may be formed on the connection portion 3043 by the structure of the reinforcing rib 3046, so that the air flow may pass through to enhance heat dissipation to the electronic control box 3.

In addition, the relief notch 309 may be provided with a wire outlet 3013, and a wire harness or the like may be led out from the wire outlet 3013, and the wire harness or the like may be routed by the shape of the reinforcing rib 3046. For example, the reinforcing bars 3046 are provided in a U-shape extending along the first link 3044, the second link 3045, and the second surface.

Alternatively, as shown in fig. 1 to 10, the chassis 1 is provided with a first convex hull 11, and the socket 101 is provided on a top wall of the first convex hull 11. In this way, after the plug 301 is inserted into the socket 101, there will be a certain space between the plug 301 and the bottom surface of the chassis 1, and the plug 301 will not protrude from the bottom surface of the chassis 1, so as to ensure that the chassis 1 can be stably supported on other devices or structures. In addition, by providing the first convex hull 11, water and the like can be prevented from entering the electronic control box 3 under the action of siphon and the like.

Alternatively, as shown in fig. 7 to 10, the other end portion of the bottom portion of the electronic control box 3 in the transverse direction is provided with a mounting portion 302, and the mounting portion 302 is connected with the chassis 1 by a fixing member, and is parallel to the chassis 1 in the transverse direction. The attachment of the mounting portion 302 to the chassis 1 is facilitated.

Alternatively, as shown in fig. 7 to 10, the electronic control box 3 is provided with mounting portions 302 extending longitudinally from both longitudinally opposite sides. That is, the mounting part 302 is led out from the front side and the rear side of the electric control box 3, so that the mounting part 302 and the chassis 1 can be conveniently connected through the fixing piece, and the connection efficiency of the electric control box 3 and the chassis 1 can be effectively improved.

In addition, the plurality of fixing members on the mounting portions 302 on both sides of the electronic control box 3 are arranged in a triangle. By using the fixing pieces distributed in a triangle, a stable positioning structure 3019 can be formed, so that the electric control box 3 is convenient to stably connect with the chassis 1.

Of course, the fixing parts in the invention are arranged in a triangle, which is only one embodiment of the invention, the fixing parts for connecting the electric control box 3 and the chassis 1 in the invention can also be arranged in a quadrilateral or other polygonal shape, even only one or two fixing parts are arranged, and the electric control box 3 and the chassis 1 can be rapidly positioned due to the cooperation of the inserting connection and the fixing parts.

Alternatively, as shown in fig. 7 to 10, the chassis 1 is provided with the second convex hull 12, and the mounting portion 302 is connected to the second convex hull 12. Through the second convex hull 12, can get up automatically controlled box 3, avoid comdenstion water etc. on the chassis 1to enter into automatically controlled box 3 inside, moreover, can also make things convenient for automatically controlled box 3's installation, avoid the mounting to form protruding structure on the bottom surface of chassis 1, improved automatically controlled box 3 and chassis 1 complex stability effectively to make things convenient for chassis 1 at other equipment or structural installation.

Optionally, the second convex hull 12 is provided with a groove (not shown in the figure) opposite to the electric control box 3 and recessed away from the electric control box 3. The matching area between the electric control box 3 and the chassis 1 can be reduced, so that stable matching between the electric control box 3 and the chassis 1 is facilitated, air flow is facilitated to pass through the space between the electric control box 3 and the chassis 1, heat accumulation is avoided, and heat dissipation is facilitated.

Optionally, in the present invention, the height of the first convex hull 11 is higher than that of the second convex hull 12, that is, the connection structure of the plugging structure and the fixing piece of the electronic control box 3 are located on different planes, so that the electronic control box 3 is more conveniently located on the chassis 1, and the locating efficiency and effect on the electronic control box 3 are improved.

Optionally, as shown in fig. 8, the box assembly 2 includes a compressor 229, and the compressor 229 is configured to provide a motive force for the flow of the heat exchange refrigerant. The electronic control box 3 is disposed adjacent to the compressor 229, that is, the electronic control box 3 is disposed at a portion of the outer casing 22. The end of the bottom of the electric control box 3 adjacent to the compressor 229 is spliced with the chassis 1, and the end of the bottom of the electric control box 3 far away from the compressor 229 and the chassis 1 are positioned by a fixing piece. Because the arrangement of the compressor 229 results in a smaller installation space of the end part of the electric control box 3 adjacent to the compressor 229, which is not suitable for connecting the electric control box 3 with the chassis 1 through the fixing piece, and the requirement of the plugging structure on the installation space is relatively smaller, therefore, the electric control box 3 is arranged to be plugged close to the end part of the compressor 229 and connected far away from the end fixing piece of the compressor 229, the matching efficiency between the electric control box 3 and the chassis 1 can be improved, and the electric control box 3 is convenient to install on the chassis 1.

Fig. 8 is a schematic diagram illustrating a positional relationship among a chassis 1, an outdoor air duct assembly 223, an electronic control box 3, and a compressor 229 in a window type air conditioner 1000 according to an embodiment of the present invention. Wherein, outdoor wind channel subassembly 223, automatically controlled box 3 and compressor 229 are all installed on chassis 1 to be located the rear end on chassis 1, automatically controlled box 3 is located the place ahead of outdoor wind channel subassembly 223. An opening is arranged at the front end part of the chassis 1 for ventilation, the end part of the electric control box 3 adjacent to the compressor 229 is spliced with the chassis 1, and the end part of the electric control box 3 far away from the compressor 229 is fixedly connected with the chassis 1 by a fixing piece (screw, etc.). The chassis 1 is provided with a first convex hull 11 and a second convex hull 12, and the electric control box 3 is spliced with the first convex hull 11 and connected with the second convex hull 12 by a fixing piece.

Optionally, the electronic control box 3 stands on the chassis 1. The heat dissipation of the electric control box 3 is convenient, the space occupied by the electric control box 3 can be reduced, and the utilization rate of the space is improved.

The structure of the electronic control box 3 in the present invention is described below with reference to the drawings. The electric control box 3 can be applied to the window type air conditioner 1000 of any other embodiment of the invention, and can also be applied to other air conditioners, fresh air fans, kitchen appliances and other devices.

As shown in fig. 7, according to the electric control box 3 of the embodiment of the invention, the electric control box 3 comprises a box body 31, wherein the box body 31 comprises an insulating inner shell 303 and a fireproof outer shell 304, a cavity is formed in the insulating inner shell 303, and the fireproof outer shell 304 is covered outside the insulating inner shell 303. Through insulating inner shell 303, can guarantee the effective insulation between circuit board 33 and the automatically controlled box 3, guarantee the security of automatically controlled box 3, and fire prevention shell 304 can improve automatically controlled box 3's fire behavior effectively, even at automatically controlled box 3 trouble burning, also be unlikely to damage the other parts of air conditioner even to cause the conflagration.

The insulating inner shell 303 in the present invention may be a plastic inner shell, and the fireproof outer shell 304 may be a metal outer shell.

Alternatively, as shown in fig. 7 to 15, the insulating inner case 303 includes a first inner case 311 and a second inner case 312 that are mutually spliced, wherein the first inner case 311 and the second inner case 312 are mutually spliced in a longitudinal direction. By the combination of the first inner shell 311 and the second inner shell 312, the forming of the insulating inner shell 303 can be facilitated, the installation of the electronic components 331, the circuit board 33 and the like inside the electric control box 3 can be facilitated, the assembly efficiency of the electric control box 3 can be improved, and the maintenance can be facilitated.

The first inner case 311 and the second inner case 312 are combined, which means that a relatively closed space is formed by the first inner case 311 and the second inner case 312.

Alternatively, as shown in fig. 7 to 15, the fireproof outer shell 304 includes a first outer shell 313 and a second outer shell 314, the first outer shell 313 is covered outside the first inner shell 311, and the second outer shell 314 is covered outside the second inner shell 312. Can effectively prevent fire, improve the safety performance of the air conditioner and facilitate the maintenance of the electric control box 3.

Alternatively, in combination with the foregoing embodiment, the first inner case 311, the second inner case 312, the first outer case 313, and the first outer case 313 are all erected on the chassis 1. The first inner case 311 is split with the second inner case 312 in a direction parallel to the chassis 1 (for example, the longitudinal direction described above). Thereby further facilitating the installation of the electric control box 3 and improving the assembly efficiency and stability of the electric control box 3.

Alternatively, the first inner shell 311 may be made of plastic, for example, the first inner shell 311 is an injection molded structure. The second inner case 312 may be made of plastic, or may be integrally formed by injection molding. While the first housing 313 and the second housing 314 may be provided as a metal material, for example, manufactured by sheet metal molding, in other words, in an alternative of the present invention, the first housing 313 and the second housing 314 are integrally molded using sheet metal.

Alternatively, the first inner housing 311 and the second inner housing 312 are connected by a snap-fit connection or a screw connection. The first housing 313 is connected to the first housing 313 by a snap fit connection or a screw. Thereby forming a stable connection structure between the first inner case 311 and the first outer case 313, and between the second inner case 312 and the second outer case 314, and improving the stability of the cartridge 31.

Specifically, the outer periphery of the first inner housing 311 is provided with a first fastening structure 3014, and the outer periphery of the second inner housing 312 is provided with a second fastening structure 3040, and the first fastening structure 3014 is fastened to the second fastening structure 3040. Alternatively, one of the first and second snap structures 3014 and 3040 may be a hook and the other may be a snap protrusion 3069, thereby rapidly and stably connecting the first and second inner shells 311 and 312 together through the snap structures.

Optionally, a first ear 3065 extends from the outer periphery of the first housing 313, a second ear 3067 extends from the outer periphery of the second housing 314, and the first ear 3065 and the second ear 3067 are fixedly connected by a fixing member. The first outer case 313 and the second outer case 314 can be stably coupled together by the fixing member, and in addition, since the first outer case 313 is covered outside the first inner case 311 and the second outer case 314 is covered outside the second inner case 312, the entire cartridge 31 can be structurally stably assembled by the coupling between the first outer case 313 and the second outer case 314.

Alternatively, the first inner housing 311 is snap-connected or screw-connected with the first outer housing 313. Specifically, a male buckle may be provided on the outer side surface of the first inner case 311, and a through hole may be provided on the peripheral wall of the first outer case 313, and by fitting the male buckle with the through hole, the snap fit of the first inner case 311 and the first outer case 313 may be achieved, and in addition, the first inner case 311 and the first outer case 313 may be connected by screw connection in combination or separately.

Optionally, the second inner housing 312 is snap-fit or screw-connected with the second outer housing 314. Specifically, a male buckle may be provided on the outer side surface of the second inner case 312, and a through hole may be provided on the peripheral wall of the second outer case 314, and by fitting the male buckle with the through hole, the snap fit of the second inner case 312 and the second outer case 314 may be achieved, and in addition, the second inner case 312 and the second outer case 314 may be connected by screw connection in combination or separately.

In addition, the first inner case 311 and the second inner case 312 may be connected by a fixing member, and the first outer case 313 and the second outer case 314 may be connected by a snap-fit. In the present invention, any one of the first inner case 311 and the first outer case 313, the second inner case 312 and the second outer case 314, and the first inner case 311 and the second inner case 312, and the first outer case 313 and the second outer case 314 may be connected by a combination of a buckle and a fixing member.

The first outer case 313 and the second inner case 312 of the present invention may have the aforementioned structure such as the mounting portion 302. For example, the plug 301 is disposed on the insulating inner housing 303 and extends out of the fireproof outer housing 304, and the connecting portion 3043 is also disposed on the insulating inner housing 303 and extends out of the fireproof outer housing 304, so that the plug 301 and the connecting portion 3043 can be formed conveniently.

In addition, from another point of view, the case 31 may be composed of a case seat 305 and a case cover 306, wherein the case seat 305 may be composed of a first inner case 311 and a first outer case 313, and the case cover 306 may be composed of a second inner case 312 and a second outer case 314.

Alternatively, in combination with the foregoing embodiment, the case 31 is provided with the connection portion 3043, where the connection portion 3043 may be provided on the second inner case 312, and the connection portion 3043 is not covered by the fireproof outer case 304. And the aforementioned mounting portion 302 may be formed on the fire-resistant housing 304.

The plug 301 is disposed on the second inner shell 312, the plug 301, the connection portion 3043 and the second inner shell 312 are integrally injection molded, the first outer shell 313 is provided with a mounting portion 302, the mounting portion 302 extends in a direction away from the second outer shell 314, the bottom of the first inner shell 311 is provided with a mounting portion 302, one end of the mounting portion 302 extends in a direction away from the first outer shell 313, and both mounting portions 302 are connected with the chassis 1 through fixing members.

Fig. 9 and 10 are schematic views of the chassis 1 and the electronic control box 3 of the window fan air conditioner according to an embodiment of the present invention in different orientations, respectively, fig. 9-1 is a partially enlarged schematic view of a region D in fig. 9, and fig. 10-1 is a partially enlarged schematic view of a region E in fig. 10. As shown in fig. 9 and 10, a socket 101 is disposed on the first convex hull, wherein the socket 101 is configured in a flared form, notches 102 are disposed on front and rear sides of the socket 101, a yielding notch 309 is disposed on the electronic control box 3, a connecting portion 3043 with a hollow structure composed of a first connecting rod 3044, a second connecting rod 3045, and a reinforcing rib 3046 is disposed in the second socket 101, and the plug 301 is connected to an end portion of the first connecting rod 3044.

Fig. 12 and 13 show schematic views showing the cooperation of the second inner housing 312 and the second outer housing 314 (i.e., the lid 306) of the electronic control box 3 in different orientations. The connecting portion 3043 and the supporting structure are disposed on the second inner housing 312, and the second outer housing 314 covers the outer housing of the second inner housing 312 and does not cover the connecting portion 3043 and the supporting structure. The box cover 306 is provided with a yielding port 3058, and the radiator 35 matched with the circuit board 33 on the box seat 305 can penetrate out through the yielding port 3058, so that the radiating effect on the circuit board 33 is improved.

The fireproof shell 304 adopts an antirust sheet metal part or a surface spraying sheet metal part and the like, so that rust prevention and fire prevention are realized, and the product is safe and reliable.

The socket 101 is formed on the upper convex surface and is in the form of a flare, and on the side facing away from the compressor 229, the plastic inner shell of the electric control box 3 is passed through two screws, and the metal outer shell of the electric control box 3 is locked to the chassis 1 by one screw for a total of three screws.

In the present invention, the seal structure is provided by the cooperation of the case seat 305 and the case cover 306. In addition, the electric control box 3 can be placed on the inner side of the heat dissipation wind wheel in the outer box body 22.

In some embodiments of the present invention, a sealing structure is disposed at the connection between the first inner case 311 and the second inner case 312, and the waterproof performance of the electronic control box 3 can be improved through the sealing structure.

As shown in fig. 16 and 18, a sealing groove 3015 facing the second inner casing 312 is formed in the peripheral wall of the first inner casing 311, and a sealing rib 3041 facing the first inner casing 311 is formed in the second inner casing 312, and the sealing rib 3041 is embedded in the sealing groove 3015. Thereby forming a sealing structure to realize sealing of the mating structure between the first inner housing 311 and the second inner housing 312.

Optionally, a sealing ring 3016 is disposed in the sealing groove 3015, and the sealing rib 3041 presses the sealing ring 3016. By providing the seal ring 3016, sealing between the first inner housing 311 and the second inner housing 312 can be further effectively achieved.

Specifically, the first inner shell 311 includes a first end plate and a first peripheral wall extending from the first end plate Zhou Yanyan, the second inner shell 312 includes a second end plate and a second peripheral wall extending from Zhou Yanyan of the second end plate, the first outer shell 313 is covered outside the first inner shell 311 and covers the first end plate and the first peripheral wall, and the second outer shell 314 is covered outside the second inner shell 312 and covers the second end plate and the second peripheral wall. The end face of the first peripheral wall is provided with the sealing rib 3041, the end face of the second peripheral wall is provided with the sealing groove 3015, a sealing ring 3016 is arranged in the sealing groove 3015, and the sealing rib 3041 is embedded into the sealing groove 3015 and compresses the sealing ring 3016 to realize sealing.

Referring to fig. 16 and 18, schematic views of the first inner housing 311 of the electronic control cartridge 3 in different orientations mated with the first outer housing 313 (i.e., cartridge bay 305) are shown. It can be seen that, a sealing groove 3015 is formed on the periphery of the first inner shell 311, a sealing ring 3016 can be disposed in the sealing groove 3015, and a corresponding structure on the second inner shell 312 can be embedded into the sealing groove 3015 and abut against the sealing ring 3016, so as to seal the electric control box 3, and especially, fit gaps of an upper portion, a left side portion and a right side portion of the electric control box 3.

In addition, in order to improve the sealing performance of the sealing structure, in the present invention, a fixing member is provided at a position adjacent to the sealing ring 3016 for connection, so that the sealing rib 3041 can be more tightly pressed against the sealing ring 3016 or the sealing rib 3041 can be more conveniently and effectively matched with the sealing groove 3015 by connection of the fixing member, thereby improving the sealing performance between the first inner shell 311 and the second inner shell 312 of the box. Specifically, as shown in fig. 16, the first inner case 311 and the second inner case 312 are connected by a fixing member at a position adjacent to the seal ring 3016.

Alternatively, as shown in fig. 16 and 18, a first locking groove 3042 opening toward the first inner case 311 is provided inside the peripheral wall of the second inner case 312, the peripheral wall of the first inner case 311 is embedded in the first locking groove 3042, and a sealing rib 3041 is provided on the inner bottom surface of the first locking groove 3042. By the cooperation of the peripheral wall of the first inner case 311 and the first locking groove 3042, the sealing rib 3041 cooperates with the sealing groove 3015, and a roundabout joint surface can be formed at the joint of the first inner case 311 and the second inner case 312, so that water or the like can be effectively placed into the electronic control box 3.

Optionally, the peripheral wall edge of the second inner housing 312 is provided with ribs 3047 protruding in a direction away from the first inner housing 311. Since the peripheral wall of the first inner case 311 is embedded into the first locking groove 3042 and the protruding ribs 3047 are provided on the outer peripheral surface of the second inner case 312, when a medium such as water enters the outer peripheral surface of the second inner case 312, the blocking effect of the protruding ribs 3047 can prevent the medium such as water from entering the joint between the first inner case 311 and the second inner case 312, and further effectively improve the waterproof performance between the first inner case 311 and the second inner case 312.

The first inner shell 311 is matched with the second inner shell 312, a double-groove double-rib-position cross matching design is adopted for preventing external water from entering an electric control, and a rubber sealing strip secondary sealing design is adopted in the middle, wherein a first clamping groove 3042 is arranged on the second inner shell 312 and matched with an outer edge rib of the first inner shell 311, an outer edge is outwards drawn to facilitate outwards draining, a sealing groove 3015 is arranged on the first inner shell 311 and matched with a convex, and a sealing strip is arranged in the sealing groove 3015 and matched with a rubber sealing strip through a convex rib 3047, so that a secondary sealing effect is achieved, and external water sources are prevented from entering the electric control box 3.

Alternatively, the ribs 3047 protrude from the inner circumferential surface or the outer circumferential surface of the second housing 314. In this way, when a medium such as water is already present on the second outer shell 314, the ribs 3047 can also effectively block the medium such as water from flowing to the junction between the first inner shell 311 and the second inner shell 312.

Optionally, a second slot 3017 is provided on the peripheral wall of the first inner shell 311, which opens away from the second inner shell 312, and an edge of the second outer shell 314 extends into the second slot 3017. Thus, the assembly efficiency and the fireproof and waterproof performance can be improved.

For another example, as shown in fig. 16 and 18, an i-shaped structure is provided on the top wall of the first inner case 311, and a seal groove 3015 and a second clip groove 3017 are provided on both sides in the longitudinal direction.

Optionally, as shown in fig. 16 and 18, a concave structure is disposed on an outer surface of one end portion of the electric control box along the vertical direction, the other end portion of the electric control box along the vertical direction is a convex structure protruding relative to the concave structure, a patch is disposed at a step formed between the concave structure and the convex structure, in other words, a concave structure 307 is disposed on an outer surface of the electric control box 3, the electric control box 3 is disposed along the vertical direction, the concave structure 307 is disposed at one end of the electric control box 3 along the vertical direction, the other end of the electric control box 3 along the vertical direction is a convex structure protruding relative to the concave structure 307, and a patch 32 is disposed at a step formed between the concave structure 307 and the convex structure.

Specifically, the concave structure 307 is provided on the outer surface of one end of the electric control box 3 in the vertical direction, and then, relatively speaking, there will be a convex structure on the other end of the electric control box 3 in the vertical direction, that is, the concave structure 307 is formed on one end of the outer surface of the box body 31 in the vertical direction and the other end is formed as a convex structure.

Wherein, as shown in fig. 16 and 18, the convex structure is relatively to the concave structure 307, that is, the concave structure 307 is concave relative to the convex structure, and the convex structure is convex relative to the concave structure 307.

At this time, at the junction of the concave structure 307 and the convex structure (i.e., the step), there will be a drop, and the drop may be closed by stretching the sheet metal in a sheet metal forming manner, or may be closed by other manners, for example, by providing the patch 32.

It should be noted that, the box body 31in the present invention includes the insulating inner shell 303 and the fireproof outer shell 304, the fireproof outer shell 304 is generally formed by sheet metal, and the sheet metal is formed into a cuboid structure, and the recess structure 307 is formed by recessing a part of one side of the cuboid, where the recess structure 307 has a drop height from a part without recess, so that an opening is formed at a junction between the recess structure 307 and the part without recess, and the opening can be closed by a sheet metal process, but the cost of the sheet metal process is relatively high, so that the patch 32 is provided to close the opening in the present invention. In addition, the tiles 32 are provided to close the openings in the fire resistant outer shell 304, while the insulating inner shell 303 may be injection molded without openings. Thus, after the provision of the patch, the relative integrity of the fire-resistant housing 304 may be ensured, thereby improving the fire resistance of the electronic control box 3.

In addition, the electric control box 3 in the present invention may be vertically arranged, and the concave structure 307 is provided at the upper portion of the box body 31 and the convex structure is provided at the lower portion. When the electronic control box 3 is placed outdoors, sunlight may be irradiated onto the electronic control box 3, particularly, the position of the patch 32 on the electronic control box 3, and when the patch 32 is not provided, the irradiation of sunlight may damage the electronic control box 3 (the insulating inner case 303). Therefore, the electric control box 3 can be effectively protected through the splicing blocks 32, and the running stability of the electric control box 3 is improved.

Specifically, since the case 31 includes the insulating inner case 303 and the fireproof outer case 304, since the fireproof outer case 304 is formed with the opening due to the above-mentioned drop, which will cause a portion of the insulating inner case 303 to be exposed, the insulating inner case 303 is generally made of a plastic member, and such exposed portion is easily damaged by sunlight, and thus the present invention can prevent sunlight from directly irradiating the plastic member by providing the sealing block, thereby effectively protecting the case 31. In addition, in connection with fig. 16 and 18, the end of the raised structure facing the recessed structure 307 is capped by a patch 32. The integrity of the electric control box 3 can be maintained through the splicing blocks 32, the inner space of the box body 31 is effectively protected, and the stable operation of the electric control box 3 is maintained. In addition, the tiles 32 also function as fire protection.

Optionally, the recessed features 307 and adjacent thereto are provided with reinforcing features (e.g., stamped to form reinforcing features) that may bridge the recessed features 307, the raised features, and the areas adjacent to the recessed features 307 and raised features.

Alternatively, as shown in fig. 13 and 18, the patch 32 includes a cover plate 321, wherein the cover plate 321 covers a step between the protruding structure and the recessed structure 307, a part of the periphery of the cover plate 321 is provided with a first flange 322 extending vertically toward the recessed structure 307, the first flange 322 is connected with a wall of the recessed structure 307, another part of the periphery of the cover plate 321 is provided with a second flange 323 extending vertically toward the protruding structure, and the second flange 323 is connected with the wall of the protruding structure. By the first flange 322 and the second flange 323, the connection box 31 in which the patch 32 is stable can be completed.

Specifically, a portion of the edge of the cover 321 is provided with a first flange 322 extending upward, the first flange 322 is connected with the wall of the concave structure 307, a portion of the edge of the cover 321 extends downward to form a second flange 323, and the second flange 323 is connected with the wall of the convex structure.

Alternatively, as shown in fig. 13 to 18, a portion of the wall of the recess 307 protrudes out of the electronic control box 3 and is configured with a vertically inserted hole 3068, and the first flange 322 is formed with a plug-in button 324 extending vertically toward the cover plate 321, and the plug-in button 324 is vertically inserted into the inserted hole 3068. Further, as shown in fig. 13 to 18, alternatively, a locking protrusion 3069 is provided on the outer peripheral surface of the protrusion structure, and a locking hole 325 is formed on the second flange 323, and the locking protrusion 3069 is locked into the locking hole 325.

In use, the patch 32 will be installed from top to bottom, at which time the socket 101 on the first flange 322 will be inserted into the socket 3068, and the clip hole 325 on the second flange 323 will be mated with the clip hole 325, thereby completing positioning of the patch 32.

The assembly of the patch 32 can be realized through the above-mentioned buckle structure, but the assembly mode of the buckle structure is easy to fall off under the action of external force, so the invention also provides a fixing piece, the patch 32 and the box body 31 are connected through the fixing piece, and after the patch 32 is positioned in advance through buckling and inserting, the fastening between the patch 32 and the box body 31 is realized through the fixing piece.

The first flange 322 may be screwed to the wall of the concave structure 307, or the second flange 323 may be screwed to the wall of the convex structure, as shown in fig. 13 to 18.

In addition, as shown in fig. 13 to 18, the first flange 322, the second outer shell 314, the second inner shell 312, and the first inner shell 311 are connected in series by the same fixing member, so that the assembly structure is simplified, and the integrity and stability of the overall structure of the electronic control box 3 are improved.

Alternatively, the cover 321 has a square shape, two adjacent edges of the cover 321 are provided with first flanges 322, and two other adjacent edges of the cover 321 are provided with second flanges 323.

As described above, as shown in fig. 13 to 18, the case 31 is generally configured in a rectangular parallelepiped shape, a portion of one side of the case 31 is recessed to form a square recessed structure 307, such that a generally square opening is formed between the recessed structure 307 and a non-recessed portion of the case 31, closing of the opening is accomplished by a square cover plate 321, the recessed structure 307 formed at the side of the case 31 has two adjacent surfaces connected by two first flanges 322, and the non-recessed portion of the side of the case 31 also has two adjacent surfaces connected by two second flanges 323 at a generally right angle.

The aforementioned concave structure 307 is disposed on the box cover 306 (the combination of the second inner shell 312 and the second outer shell 314), the patch 32 and the box cover 306 adopt a structure of inserting and buckling, and an "E" type reinforcing rib 3046 structure is designed at the concave position of the electric control box 3, and the second outer shell 314 is assembled with a buckle design.

In addition, the electric control box in the invention can be arranged along the vertical direction, wherein the vertical direction is perpendicular to the direction of the chassis. The transverse direction and the longitudinal direction are parallel to the chassis, and the transverse direction, the vertical direction and the longitudinal direction are mutually perpendicular.

In addition, in combination with other embodiments of the present invention, the radiator 35 is disposed in the box body 31 of the electronic control box 3, the radiator 35 may extend out of the box body 31, and a portion of the radiator 35 extending out of the box body 31 may be located at the recess 307, so as to improve the space utilization rate of the electronic control box 3.

In addition, in some embodiments of the present invention, a reactance 34 is disposed within the body 31 of the electronic control box 3, and at least a portion of the reactance 34 is disposed within the raised structure. The inner space of the case 31 is effectively utilized, and the space utilization rate is improved.

Referring to fig. 1 to 34, in an electronic control box 3 according to some embodiments of the present invention, the electronic control box 3 includes a box body 31 and a circuit board 33, wherein the circuit board 33 is disposed in the box body 31, and the circuit board 33 has an electronic component 331. By integrating the circuit board 33 within the case 31, the circuit board 33 is effectively protected, and the production and modular design of the circuit board 33 are facilitated.

The electric control box 3 in this embodiment may adopt the structure of the electric control box 3 in other embodiments, and the structure of the electric control box 3 in this embodiment may also be applied to other embodiments. For example, the case 31 of the present invention may adopt the structure of the case 31 in the electronic control box 3 described above. In addition, when the electric control box 3 is applied to the window air conditioner 1000, the aforementioned mounting method of the electric control box 3 in the window air conditioner 1000 may be adopted.

In connection with the previous embodiments, the circuit board 33 is mounted within the insulating inner housing 303. Additionally, optionally, a reactance 34 is mounted on the fire resistant housing 304.

Further, in combination with the foregoing embodiment, the circuit board 33 is mounted on the first inner housing 311, and the positioning structure 3019 arranged along the direction surrounding the circuit board 33 is provided on the inner side of the first inner housing 311, and the positioning structure 3019 includes the positioning ribs 3020 and the positioning hooks 3021. Efficient positioning of the circuit board 33 can be achieved by the positioning structure 3019. Referring to fig. 20, in the direction around the circuit board 33, a positioning rib 3020 is provided, a circuit board 33 placement area is formed around the circuit board 33 by the positioning rib 3020, the circuit board 33 is placed in a space formed by the positioning rib 3020, in addition, positioning of the circuit board 33 is achieved by the positioning hook 3021, and the positioning rib 3020 is further provided between the circuit board 33 and the inner surface of the electronic control box 3, and the circuit board 33 can be separated from the inner surface of the electronic control box 3 by the positioning rib 3020, so that heat dissipation, water resistance and the like of the circuit board 33 are facilitated.

Alternatively, the positioning ribs 3020 and the positioning hooks 3021 may be alternately arranged around the circuit board 33 at intervals, so that the circuit board 33 is separated from the inner wall surface of the electronic control box 3 while the stable installation of the circuit board 33 is ensured, thereby facilitating the air flow to pass through and forming a better heat dissipation effect.

Optionally, the positioning ribs 3020 surround the placement space on the first inner housing 311, the circuit board 33 is disposed in the placement space, and the positioning hooks 3021 include a plurality of positioning hooks arranged at intervals around the circuit board 33.

Optionally, a guide rib 3022 is provided on the peripheral wall of the placement space, the guide rib 3022 being perpendicular to the circuit board 33 and connecting the inner side surface and the inner bottom surface of the placement space, respectively, and one end of the guide rib 3022 remote from the inner bottom surface of the placement space is configured as a wedge-shaped structure that gradually increases in a direction toward the inner bottom surface of the placement space with respect to the height of the inner side surface of the placement space. The wedge structure enables guidance during the mounting of the circuit board 33.

For example, a guide rib 3022 is disposed on one side of the placement space, a positioning hook 3021 is disposed on the opposite side of the guide rib 3022, one side of the circuit board 33 is inserted into the placement space and positioned by the positioning hook 3021, and then the circuit board 33 is pressed down, so that the circuit board 33 can be conveniently and smoothly mounted in the placement space through the action of the guide rib 3022.

Optionally, a positioning notch 102 is provided at an edge of the circuit board 33, and a positioning protrusion 3072 is provided in the case 31, where the positioning protrusion 3072 cooperates with the positioning notch 102 to position the circuit board 33. Through the cooperation of the positioning notch 102 and the positioning convex 3072, foolproof installation of the circuit board 33 can be realized, and the circuit board 33 can be installed in a preset direction, so that error installation is avoided, and assembly efficiency is improved.

Optionally, the circuit board 33 is spaced from the inner surface of the case 31. The gap between the circuit board 33 and the box 31 can be used for air flow to pass through and take away heat on the circuit board 33, so that heat dissipation of the circuit board 33 is improved, and influence of condensed water possibly generated is avoided.

Optionally, a wiring groove 3027 is disposed in the electronic control box 3 around the circuit board 33, wire-straightening ribs 3031 are disposed in the wiring groove 3027 for separating the wire harness, and wire-fixing ribs 3033 are disposed on the electronic control box 3 at intervals along the extending direction of the wiring groove 3027 to position the wire harness.

The at least two wire smoothing grooves comprise a weak current wire smoothing groove close to the circuit board and a strong current wire smoothing groove far away from the circuit board, and the strong and weak separation is realized through wire smoothing ribs.

As shown in fig. 21 and 22, the electronic control box 3 further includes a reactance 34, the reactance 34 is disposed in the box body 31, and the circuit board 33 is disposed spaced apart from the reactance 34, further improving the integration of the electronic control box 3.

According to the electric control box 3 provided by the embodiment of the invention, the circuit board 33 and the reactance 34 are integrated in the electric control box 3, so that the electric control box 3 can be conveniently produced and modularly designed, and the electric control structure can be conveniently designed, produced and installed.

In addition, when the electric control box 3 is applied to the window type air conditioner 1000, the electric control box 3 is applied, so that the stable operation of the window type air conditioner 1000 can be ensured, the stability of the window type air conditioner 1000 is improved, the integration rate of the electric control box 3 is improved, and the modular design, the production, the installation and the maintenance of the window type air conditioner 1000 are facilitated.

Optionally, as shown in fig. 24, a partition wall 3018 is disposed in the box 31, the partition wall 3018 separates the circuit board 33 and the reactance 34, and a wire passing port 3037 is disposed on the partition wall 3018 to connect the chambers where the circuit board 33 and the reactance 34 are located.

The reactance 34 may be connected to the circuit board 33. The division of the partition wall 3018 can make the circuit board 33 and the reactance 34 perform their own roles, so that mutual interference is avoided, and the partition wall 3018 can also play a certain role in heat insulation, so that mutual influence of heat between the circuit board 33 and the reactance 34 is avoided. A wire pass 3037 on the dividing wall 3018 may be used for harness routing to connect the circuit board 33 and the reactance 34.

The partition 3018 on the case 31 may have a ring-shaped structure, and the reactance 34 is disposed in the ring-shaped partition 3018.

Optionally, one end of the reactance 34 is inserted into the box 31, and the other end of the reactance 34 is connected with the box 31 through a fixing piece, so that the reactance 34 and the box 31 can be conveniently and stably connected, and the stability of the reactance 34 is improved.

Optionally, the reactance 34 is disposed in the case 31, and at least one of a ground connection, a ground sign, and the like is disposed at a position opposite to the reactance 34 outside the case 31.

Optionally, the plurality of screws on the surface of the electric control box 3 corresponding to the positions of the reactance 34 are respectively two grounding and two connecting reactance 34, and the plurality of screws are located in the concave part (namely, the concave part formed on the outer surface of the box body 31 by the sinking platform structure 3066) so as to avoid the screw heads from being exposed.

Alternatively, in connection with the previous embodiments, the reactance 34 may be arranged to be mounted directly on the first housing 313.

Alternatively, as shown in fig. 31, the first inner case 311 is provided with a relief port 3038, and the reactor 34 is provided at the relief port 3038 and directly mounted to the first outer case 313. The relief port 3038 may be surrounded by the partition 3018.

Alternatively, referring to fig. 1 to 18, a portion of the first housing 313 is countersunk to form a counter structure 3066 inside the first housing 313, and the reactance 34 is mounted on the counter structure 3066. Thus, more installation space is provided for the reactance 34, the reactance 34 can be connected with the sinking platform structure 3066 through the fixing piece, and the sinking platform structure 3066 forms a recess on the outer surface of the box body 31, so that when the reactance 34 is connected with the sinking platform through the fixing piece, the fixing piece can extend into the recess formed by the sinking platform structure 3066, the appearance of the electric control box 3 is effectively protected to be smooth, the fixing piece is prevented from extending out of the outer surface of the electric control box 3, the screw heads, the grounding screw heads and the like for fixing the reactance 34 are prevented from protruding out of the outer surface of the electric control box 3, and hurting people in the assembly or component transportation process is avoided.

In addition, the sinking platform structure 3066 can also serve as a reinforcing structure.

In addition, a grounding structure can be further arranged in the recess formed by the sinking platform structure 3066, and the grounding can be realized through the grounding structure, so that the operation safety of the electric control box 3 is further improved. The reactor 34 is installed on the platform structure 3066 that sinks in the bottom of box body 31, strengthens the structural strength of the bottom plate 351 of panel beating on the one hand, on the other hand, avoids fixed reactor 34 screw head to and ground connection screw head outstanding automatically controlled bottom plate 351, avoids hurting the people when assembling.

Optionally, at least one of the first housing 313 and the second housing 314 is provided with a grounding structure.

Optionally, referring to fig. 12 to 15, a yielding port 3058 is provided on the case 31, and the heat sink 35 extends out of the case 31 from the yielding port 3058.

In combination with the foregoing embodiment, the outer surface of the case 31 is provided with the recess 307, and the yielding port 3058 may be provided on the yielding structure.

In addition, at least a part of the reactance 34 in the present invention may be provided in the convex structure corresponding to the concave structure 307.

As shown in fig. 16 to 26, the reactance 34 and the circuit board 33 are arranged up and down, the reactance 34 may be arranged below the circuit board 33 to reduce the center of the electronic control box 3 and improve stability, and as shown in fig. 16 to 26, the reactance 34 and the box 31 are positioned in a manner of fastening the fastening member by the insert button 324, so that the reactance 34 is stably fastened on the box 31. The reactance 34 is provided with a grounding screw and a grounding marker, wherein the grounding screw penetrates out of the box body 31 from the inside of the box body 31. Specifically, the reactor 34 is relatively heavy, so that in order to ensure the stability of the center of gravity of the electric control box 3, the reactor 34 is fixed at the position of the first housing 313, and is arranged above the first housing 313, so that on one hand, heat dissipation is facilitated, and on the other hand, the structure is firm and reliable.

Optionally, a circuit board 33 is fixedly mounted within the insulating inner housing 303 and a reactance 34 is mounted on the fire resistant outer housing 304. This ensures effective insulation of the circuit board 33, thereby improving the safety of the operation of the circuit board 33, while the reactance 34 is mounted on the fireproof housing 304, which can improve the stability of the reactance 34.

This is because, in general, the mass of the reactance 34 is relatively large, and by directly attaching the reactance 34 to the fire-resistant enclosure 304, the stability of the reactance 34 can be effectively improved.

As shown in fig. 16 to 26, the electronic control box 3 further includes a heat sink 35, where the heat sink 35 is connected to at least part of the electronic components 331 on the circuit board 33 and is adapted to transfer heat to form a heat dissipation structure, and the heat sink 35 can dissipate heat of the circuit board 33, especially the electronic components 331 with large heat generation on the circuit board 33, so as to quickly dissipate heat, and avoid faults caused by overheating of the circuit board 33.

In combination with the foregoing embodiment, optionally, a yielding port 3058 is provided on a wall of the box 31, and the yielding port 3058 may be used for extending the radiator 35, where the radiator 35 extends out of the box 31. The radiator 35 is convenient for radiating, the radiating effect is improved, the running environment of the circuit board 33 is effectively maintained, and the working stability of the circuit board 33 is improved.

Alternatively, as shown in FIGS. 16-26, the heat sink 35 includes a base plate 351 and heat dissipating fins 352, the base plate 351 being connected to at least a portion of the electronic components 331 on the circuit board 33 and adapted for heat transfer, the base plate 351 being located within the housing 31. The heat dissipation fins 352 are connected with the bottom plate 351 and extend out of the box body 31 from the yielding port 3058, part of heat generated in the operation process of the circuit board 33 is conducted to the bottom plate 351, then the heat on the bottom plate 351 is transferred to the heat dissipation fins 352, and the heat dissipation fins 352 exchange heat with a medium outside the electric control box 3 to dissipate heat of the corresponding electronic element 331 on the circuit board 33.

The chassis 1 and the radiating fins 352 of the radiator 35 can be integrally formed, so that the heat conduction and radiating efficiency can be effectively improved.

In addition, as shown in fig. 16 to 26, the heat sink 35 may further include a sealing member 353, the sealing member 353 surrounds the heat dissipating fin 352, and the sealing member 353 is disposed between the bottom plate 351 and the periphery of the relief opening 3058 to form a sealing structure. By the sealing action of the sealing member 353, the potential safety hazard caused by water and the like outside the electric control box 3 entering the electric control box 3 can be avoided.

Alternatively, as shown in fig. 16 to 26, a plurality of annular ribs 354 are provided on a surface of the seal 353 abutting against the periphery of the relief port 3058, the annular ribs 354 being in the form of a ring extending circumferentially of the seal 353, the plurality of annular ribs 354 being configured as a plurality of rings arranged at intervals from inside to outside. In this way, the plurality of annular ribs 354 form a multi-layer sealing structure with the peripheral edge of the yielding port 3058, thereby further improving the sealing effect.

Alternatively, the cross-section of the annular rib 354 is configured in a semicircle, trapezoid or rectangle;

in addition, it is also possible to provide that the groove between two adjacent annular ribs 354 is constructed in a semicircular shape, a trapezoidal shape or a rectangular shape. The second inner shell 312 and the sealing piece 353 are matched and tightly pressed, and a multi-rib-position tightly pressed seal is designed to prevent external water sources from entering the electric control box 3.

In addition, in the invention, the radiator is arranged on the box seat, the box cover is covered on the box seat, the radiator extends out from the box cover, and the box cover is connected with the box seat by the fixing piece at the position adjacent to the two ends of the radiator.

Alternatively, as shown in fig. 16 to 26, the sealing member 353 includes a first portion 355 and a second portion 356, the first portion 355 covers the surface periphery of the base plate 351 to which the heat dissipating fins 352 are attached, and the second portion 356 is sleeved on the peripheral surface of the base plate 351. The sealing member 353 can be stably mounted on the bottom plate 351 by the cooperation of the first portion 355 and the second portion 356, so that the stability of the cooperation between the sealing member 353 and the bottom plate 351 is effectively improved, and the tightness between the pair of sealing members 353 and the cartridge body 31 is improved.

Optionally, the surface of the heat dissipation fin 352 is configured in the shape of a corrugated surface, so that the surface area of the heat dissipation fin 352 can be increased, and the heat dissipation effect of the heat dissipation fin 352 can be increased, so as to improve the heat dissipation effect of the electronic control box 3.

In addition, referring to fig. 16 to 26, at least a portion of the electronic components 331 on the circuit board 33 are provided with heat conducting fins 358, the heat conducting fins 358 are in heat transfer with the electronic components 331, and the heat sink 35 and the heat conducting fins 358 are mutually matched and adapted to conduct heat.

A gap in the range of 0.1mm to 1mm may be provided between the heat sink 35 and the heat conductive sheet 358, and a heat conductive medium may be filled in the gap to improve the heat dissipation effect.

Optionally, a heat dissipation bracket 357 may be further disposed on the circuit board 33, and during the installation process, the heat sink 35 is mounted on the heat dissipation bracket 357, and a heat conducting medium is filled between the heat sink 35 and the heat conducting sheet 358, so that heat conduction between the heat conducting sheet 358 and the heat sink 35 is performed through the heat conducting medium.

In addition, the heat conductive sheet 358 may be mounted on the heat dissipation bracket 357. The heat conducting fin 358 is mounted on the circuit board 33, and transfers the heat of the heat generating device on the circuit board 33 to the heat conducting fin 358 through the heat conducting pins, then transfers the heat to the heat sink 35 through the heat dissipating paste (heat conducting medium) between the heat conducting fin 358 and the heat sink 35, and finally transfers the excessive heat from the heat sink 35 to the outside of the electronic control box 3.

In combination with the foregoing embodiment, the circuit board 33 is disposed in the electronic control box 3, the electronic component 331 is disposed on the circuit board 33, a part of the heat generated by the electronic component 331 needs to be dissipated by the heat sink 35, the heat sink 35 is matched with the electronic component 331 for dissipating heat, a gap is formed between the heat sink 35 and the corresponding electronic component 331, a heat transfer medium (such as silica gel) can be filled in the gap, the reactance 34 is disposed at the lower portion of the electronic control box 3, the reactance 34 is disposed separately from the circuit board 33, and the partition wall 3018 can be disposed between the reactance 34 and the circuit board 33. The lower end of the first outer housing 313 is provided with a forwardly extending mounting portion 302 and the bottom of the second inner housing 312 is provided with a mounting portion 302, which mounting portion 302 extends beyond the rear side of the second inner housing 312 or the second outer housing 314 (or the box 31), both mounting portions 302 being connected to the chassis 1 by means of fasteners. In addition, as can be seen from the figures, the heat sink 35 extends out of the electronic control box 3.

In addition, as shown in fig. 16 to 26, an upper portion of the right side of the second housing 314 is recessed to form a structure accommodating the protruding portion of the heat sink 35, and the second housing 314 is provided with a reinforcing rib 3046, and the reinforcing rib 3046 is provided astride the recess and the other portion of the second housing 314. In addition, after the recess 307 is provided in the second housing 314, an opening is formed at the lower end of the recess 307, and the opening cannot be closed by sheet metal molding. A patch 32 cover may be provided in addition. The integrity of the electric control box 3 can be maintained through the splicing blocks 32, the inner space of the box body 31 is effectively protected, and the stable operation of the electric control box 3 is maintained. The cover plate 321 has a first flange 322 extending upward at a portion of the edge, the first flange 322 being connected to the peripheral wall of the concave structure 307, and a second flange 323 extending downward at a portion of the edge of the cover plate 321, the second flange 323 being connected to the peripheral wall of the convex structure.

Alternatively, the bottom plate 351 and the sealing member 353 of the heat sink 35 are compressed by the second inner case 312, and fixing members are provided at both sides of the heat sink 35 in the longitudinal direction, respectively, which lock the first inner case 311 and the second inner case 312 to achieve compression of the sealing member 353.

In combination with the foregoing embodiment, the circuit board 33 is mounted on the inner side of the case seat 305, the radiator 35 is mounted on the circuit board 33, when the case cover 306 is covered on the case seat 305, the radiator 35 extends from the case cover 306, and at this time, fixing members can be arranged on the case cover 306 at positions on both sides of the upper side of the radiator 35 to connect the case cover 306 and the case seat 305, so that connection between the case cover 306 and the case seat 305 can be facilitated, and in addition, the sealing member 353 between the radiator 35 and the case cover 306 can be ensured to be clamped, thereby improving the sealing property between the radiator 35 and the case cover 306.

In combination with other embodiments of the present invention, the circuit board 33 and the radiator 35 are mounted on the case base 305, the case cover 306 is provided with a yielding port 3058, the radiator 35 extends from the yielding port 3058, a sealing member 353 is disposed between the radiator 35 and the inner surface of the case cover 306, the first inner shell 311 and the second inner shell 312 are connected by fixing members on two sides of the radiator 35 along the vertical direction, one fixing member connects the second outer shell 314, the second inner shell 312 and the first inner shell 311 in series and fixes them together, and the other fixing member connects the splice block 32 (the first flange 322), the second outer shell 314, the second inner shell 312 and the first inner shell 311 together.

Optionally, as shown in fig. 27, at least one of the first inner case 311 and the second inner case 312 is provided with a heat radiation window 3023. Through the heat radiation window 3023, heat inside the electronic control box 3 and heat outside the electronic control box 3 can be conveniently exchanged. Specifically, during use, heat in the electronic control box 3 is discharged onto the fireproof casing 304 through the heat dissipation window 3023, and the fireproof casing 304 is generally supported by metal materials, so that after the heat is transferred to the fireproof casing 304, heat exchange is easily performed with an external medium of the box body 31, and the heat dissipation effect of the electronic control box 3 is improved.

In addition, since only the heat dissipation window 3023 is provided on the inner case, the heat dissipation window 3023 is closed by the outer case, so that the heat dissipation effect is improved, and meanwhile, external water, steam and the like can be prevented from entering the electronic control box 3, and the stable operation of the electronic control box 3 is ensured.

Optionally, as shown in fig. 27, the heat dissipation window 3023 is connected with a supporting rib 3024, and the supporting rib 3024 is in a grid form of crisscross arrangement. By providing the support ribs 3024, the structural strength and stability of the inner housing can be effectively improved.

Optionally, the circuit board 33 is mounted on the first inner case 311, and a heat dissipation window 3023 is provided on the first inner case 311 at a region opposite to the circuit board 33 to improve the heat dissipation effect on the circuit board 33.

Alternatively, a clearance of 8 mm to 18 mm is provided between the circuit board 33 and the first housing 313, and a safety distance is maintained between the circuit board 33 and the first housing 313, so that the safety of the electronic control box 3 can be effectively improved.

The circuit board 33 generates heat during the operation of the whole machine, and particularly, some heating devices generate heat to cause excessive temperature rise in the electric control box 3 so as to damage other electric components, so that the heat dissipation problem of the electric control box 3 is solved, the back of the electric control board is hollowed out, and the heat at the clearance position is directly contacted with the outer sheet metal part (the first shell 313), so that the heat in the electric control box 3 is dissipated outside the electric control box 3. In order to ensure an effective safe distance between the sheet metal part and the electrical component, the distance d=8-18 mm between the circuit board 33 and the second housing 314 is in favor of heat dissipation on one hand and in addition in safety consideration.

In combination with the foregoing embodiment, in the electronic control box 3, both the reactance 34 and the circuit board 33 are provided in the electronic control box 3, and the inner surface of the plastic inner cover of the electronic control box 3 is provided with the partition wall 3018, which partitions the circuit board 33 area and the reactance 34 area). In addition, a heat sink 35 is mounted on the circuit board 33, and the heat sink 35 extends out of the lid 306 of the electronic control box 3. The radiator 35 is connected with the circuit board 33, sealing pieces 353 are arranged on the periphery of the radiator 35, radiating fins 352 in the radiator 35 are in a structural form and an arrangement mode, the radiator 35 is above the reactance 34, the metal outer box outside the electric control box 3 comprises a patch 32, the patch 32 is located above the reactance 34 to prevent direct sunlight, and the circuit board 33 is mounted on a plastic inner shell of a seat of the electric control box 3 through a buckle, and the structural shape of the plastic inner shell is the same.

In the electric control box 3 according to some embodiments of the present invention, since the electric control box 3 adopts a combination of the insulating inner shell 303 and the fireproof outer shell 304, there may be a problem of water inflow between the insulating outer shell and the fireproof inner shell, and thus water in the insulating outer shell and the fireproof inner shell needs to be guided to a direction away from an inner space of the electric control box 3. The case 31 of the electronic control case 3 may adopt the case 31 structure described in other embodiments.

Specifically, as shown in fig. 1 to 34, the electronic control box 3 includes a box body 31. The box 31 is disposed vertically, and the box 31 has a first end (refer to an upper end of the box 31 in the drawing) and a second end (refer to a lower end of the box 31 in the drawing) which are opposite in the vertical direction. Wherein the box 31 comprises an insulating inner shell 303 and a fire resistant outer shell 304. Through insulating inner shell 303, can guarantee the effective insulation between circuit board 33 and the automatically controlled box 3, guarantee the security of automatically controlled box 3, and fire prevention shell 304 can improve automatically controlled box 3's fire behavior effectively, even at automatically controlled box 3 trouble burning, also arrange in the other parts of damage air conditioner even make the conflagration.

The insulating inner shell 303 is vertically arranged, the fireproof outer shell 304 is covered outside the insulating inner shell 303, and a drainage groove 3049 is arranged between the fireproof outer shell 304 and the insulating inner shell 303, and the drainage groove 3049 extends vertically. In the use process, water possibly enters between the insulating inner shell 303 and the fireproof outer shell 304, at this time, water between the insulating inner shell 303 and the fireproof outer shell 304 may permeate into the electric control box 3 to cause the fault of the electric control box 3, therefore, the drainage groove 3049 is arranged in the invention, and the water between the insulating inner shell 303 and the insulating outer shell can be drained to a preset position through the drainage of the drainage groove 3049, so that the stable operation of the electric control box 3 is ensured. The drainage groove 3049 extends to a first end of the box.

According to the electric control box 3 provided by the embodiment of the invention, the drainage groove 3049 is arranged to drain water in a direction away from the inner space of the electric control box 3.

In order to realize the connection between the electric control box 3 and the casing of the outer casing 22, the top of the outer casing 22 and the fireproof outer casing 304 may be connected by a fixing member, and at this time, a positioning hole 3070 needs to be provided on the fireproof outer casing 304, where the positioning hole 3070 may cause water to enter between the fireproof outer casing 304 and the insulating inner casing 303 along the fixing member.

Optionally, at the first end of the box, a positioning hole 3070 is provided on the fireproof housing 304, and one end of the drainage groove 3049 extends to the first end and is vertically opposite to the positioning hole 3070. As described above, water may enter between the fireproof outer case 304 and the insulating inner case 303 through the positioning hole 3070, and at this time, since one end of the drainage groove 3049 is opposite to the positioning hole 3070, the water flow will flow under the drainage effect of the drainage groove 3049, so that the water entering between the fireproof inner case and the insulating outer case is discharged to a proper position.

In connection with the previous embodiments, the box 31 comprises an insulating inner shell 303 and a fire-resistant outer shell 304.

The insulating inner shell 303 comprises a first inner shell 311 and a second inner shell 312 which are spliced along the longitudinal direction, a drainage groove 3049 extending along the vertical direction is formed in the outer surface of the second inner shell 312, the fireproof outer shell 304 comprises a first outer shell 313 and a second outer shell 314, the first outer shell 313 is covered outside the first inner shell 311, the second outer shell 314 is covered outside the second inner shell 312, and the drainage groove extends to the first end of the box body.

Optionally, the second outer shell 314 is provided with a protruding structure 3071 protruding in a vertical direction away from the second inner shell 312, and the positioning hole 3070 is provided on the protruding structure 3071. In other words, at the first end of the case 31, the fireproof housing 304 is provided with a protruding structure 3071, and the positioning hole 3070 is provided on the protruding structure 3071. By the convex structure 3071, water entering between the inner and outer shells through the positioning hole 3070 can be reduced, and stability and safety of the electric control box 3 are improved.

A positioning hole 3070 is provided on the second housing 314 at the first end of the box body, wherein one end of the drainage groove 3049 extends to be vertically opposite to the positioning hole 3070.

Optionally, at the first end of the case, the edge of the second inner case 312 is provided with a protruding rib 3047 protruding in a vertical direction away from the inner space of the case 31, and the protruding rib 3047 is located at the first end of the case 31 and protrudes in a vertical direction beyond the edge of the second outer case 314. The ribs 3047 can block the medium such as water, and block the water outside the second outer shell 314, so that the water does not flow to the matching position between the first inner shell 311 and the second inner shell 312, and water is effectively prevented.

Optionally, the spacing L1 between the ribs 3047 and the positioning hole 3070 is not less than 6 mm. Ensuring that the medium such as water does not flow to the junction of the first inner housing 311 and the second inner housing 312.

Alternatively, at the first end of the case 31, the end face of the second inner case 312 is inclined toward the second end of the case 31 in a direction longitudinally away from the first inner case 311. The water dropped onto the second outer casing 314 and the water entering the second inner casing 312 flow along the inclined end surface by gravity, and are prevented from flowing to the mating position of the first inner casing 311 and the second inner casing 312.

Optionally, at the first end of the box 31, one end of the drainage groove 3049 extends to an end surface of the second inner shell 312 and forms a yielding groove 3050, where a bottom surface of the yielding groove 3050 is spaced apart from the second outer shell 314, and the yielding groove 3050 is vertically opposite to the positioning hole 3070. Through setting up the groove 3050 of stepping down, when connecting box and box body 31 of window air conditioner 1000 through the mounting, the mounting is unlikely to contact second inner shell 312, guarantees that second inner shell 312 is not destroyed, improves the waterproof performance of automatically controlled box 3. In addition, the relief groove 3050 forms an inlet of the drainage groove 3049, so that water entering between the fireproof outer case 304 and the insulating inner case 303 can be drained as soon as possible.

Optionally, at least a portion of the end surface of the second inner shell 312 is spaced apart from the second outer shell 314 at the first end of the box 31 and is provided with a plurality of ribs 3051, the ribs 3051 extend vertically and longitudinally, and the ribs 3051 are arranged at intervals in the lateral direction, wherein a relief groove 3050 is formed between two adjacent ribs 3051.

Specifically, the insulating inner case 303 has a plurality of ribs 3051 at a first end, the plurality of ribs 3051 are arranged at intervals in a lateral direction (i.e., a left-right direction in the drawing), and the ribs 3051 extend in a longitudinal direction (refer to a front-rear direction in the drawing). Thus, a groove is formed between two adjacent ribs 3051, which can receive water entering through the positioning hole 3070, so that water entering between the inner shell and the outer shell can be conveniently treated.

In addition, a drainage groove 3049 is provided on the outer surface of the insulating inner case 303. In general, the insulating inner case 303 is made of a plastic material, and the fireproof outer case 304 is made of a sheet metal material, and forming the drainage groove 3049 on the plastic material is easier than forming the drainage groove 3049 on the sheet metal material, so that the present invention can effectively simplify the production process by providing the drainage groove 3049 on the insulating inner case 303.

Further, in combination with the sealing structure between the first inner case 311 and the second inner case 312 in the foregoing embodiment, the waterproof performance of the electronic control box 3 can be further improved.

Optionally, the top wall of the housing assembly 2 is screwed to the first end of the electronic control box 3. Through the screw connection, the stability of the electric control box 3 can be effectively improved, and especially in the transportation and drop test process, the electric control box 3 can still keep a stable state.

Optionally, the top wall of the box assembly 2 is provided with a concave structure 205, the first end of the electric control box 3 is provided with a convex structure 3071, and the concave structure 205 and the convex structure 3071 are connected by a fixing piece. The indent structure 205 of box subassembly 2 cooperates with the evagination structure 3071 of automatically controlled box 3, can make things convenient for mounting to connect box subassembly 2 and automatically controlled box 3, and moreover, indent structure 205 can be used for holding the head of on the way screw, guarantees the level and smooth of box subassembly 2 surface.

The concave structure 205 can prevent the screw head of the outer box from protruding out of the surface of the outer box, and the concave area of the screw is designed, so that a little rainwater remains and gathers in the position. Therefore, the external drainage groove 3049 is connected with the corresponding screw, so that water drops permeated from screw holes of the outer box are prevented from remaining on the electric control box 3, and are discharged into the chassis 1 along the drainage groove 3049, so that the water drops are secondarily utilized (condensed water in the common chassis 1 is pumped into the water-cooled condenser through the water ring of the axial flow fan blade 225, and the product capacity and the energy efficiency are improved)

The electric control box 3 is vertically arranged on one side of the outdoor air duct, in order to avoid large shaking, a screw at the top of the electric control box 3 is fixedly connected with the outer box, a shutter part of the outer box (namely an air inlet 203 on one side, which is far away from the chassis 1, of the outer box shell 221) is perforated above the electric control box 3, and a sheet metal electric control box 3 cover is not provided with a perforation design, so that outside water is prevented from splashing into the electric control box 3.

Alternatively, in the window air conditioner 1000 having the electric control box 3, the outer case 22 includes an outer case 221, the electric control box 3 is provided in the outer case 221, and the electric control box 3 is connected with the outer case 221 through a fixing member. Optionally, the securing member mates with the locating hole 3070 previously described.

Optionally, the shutter is set up on the side that deviates from chassis 1 on the box subassembly 2, and the shutter is relative with the second shell, at the first end of box body, the border of second inner shell is equipped with along vertical protruding muscle of direction that deviates from box body inner space, and protruding muscle is along the border of vertical protrusion second shell, and the week of shutter is followed and is equipped with the turn-ups muscle, and the interval between turn-ups muscle and the protruding muscle is not less than 6 millimeters to make things convenient for the air inlet and dispel the heat to automatically controlled box 3.

The louver is vertically opposite to the second housing 314, or vertically staggered from the first housing 313, when water enters the outer box 22 through the louver, the water from outside the louver of the outer box splashes onto the second housing 314, and only flows down to the top partial area of the sheet metal electric control box 3, and flows into the chassis 1 along the outer surface of the sheet metal electric control box 3. In addition, the peripheral edge of the shutter is provided with a flanging rib 207 extending into the outer case 22, and the distance L2 between the flanging rib 207 and the convex rib 3047 is not less than 6 mm. The water at the top of the electric control box 3 is discharged, and the influence on the product quality caused by entering the electric control box 3 is avoided.

Optionally, a through heat dissipation hole 3059 is provided on a side wall of the insulating inner case 303, and the heat dissipation hole 3059 is inclined toward the second end in the inside-out direction. Thus, the heat inside the insulating inner shell 303 will be dissipated through the heat dissipating holes 3059, and the external water, steam and the like will not enter the box body 31 through the heat dissipating holes 3059 due to the protection of the fireproof outer shell 304 outside the insulating inner shell 303, and the heat can be dissipated through the fireproof outer shell 304, so that the effects of water resistance, fire resistance and heat dissipation can be achieved.

Optionally, at least a portion of the peripheral wall of the heat dissipating hole 3059 protrudes out of the outer side of the insulating inner case 303. The peripheral wall of the heat dissipation hole 3059 extends to separate the insulating inner shell 303 from the insulating outer shell, so that an air flow channel is formed between the inner shell and the outer shell to enable air to flow, and the heat dissipation effect of the electric control box 3 is further improved.

Optionally, the peripheral walls of the heat dissipating holes 3059 extend out of the side surface of the insulating inner case 303, the length of the side wall of the heat dissipating hole 3059 extending out of the side wall of the heat dissipating hole 3059 adjacent to the first end is larger than the length of the side wall of the heat dissipating hole 3059 extending out of the side wall of the heat dissipating hole 3059 adjacent to the second end, and the edge of the side wall of the heat dissipating hole 3059 adjacent to the first end is provided with a notch 3060. Thus, the heat dissipation hole 3059 will not be blocked by the fireproof outer shell 304, so that hot air in the insulating inner shell 303 is conveniently sent out through the heat dissipation hole 3059, and the heat dissipation effect is improved. In addition, the notch 3060 is arranged on the heat dissipation hole 3059, so that the whole circulation of the air flow in the electric control box 3 can be facilitated.

As described above, the invention is designed to assist the heat dissipation inside the electric control box 3, and has the advantages that the side wall of the second inner shell 312 is provided with the obliquely downward opening, the second outer shell 314 is not provided with the opening, and the heat in the electric control box 3 can be transferred to the outer second outer shell 314 through the opening, so that the internal heat is dissipated, the internal temperature of the electric control box 3 is reduced, the service life of electric components is prolonged, the side wall is provided with the obliquely downward opening structure, the water permeated from the gap of the cover of the top sheet metal electric control box 3 can be avoided, and the water can flow downwards through the inclined hole and can be prevented from flowing into the electric control box 3.

Alternatively, in combination with the foregoing embodiment, the insulating inner shell 303 includes a first inner shell 311 and a second inner shell 312 that are mutually spliced, and the first inner shell 311 and the second inner shell 312 are each vertically disposed. By the combination of the first inner shell 311 and the second inner shell 312, the forming of the insulating inner shell 303 can be facilitated, the installation of the electronic components 331, the circuit board 33 and the like inside the electric control box 3 can be facilitated, the assembly efficiency of the electric control box 3 can be improved, and the maintenance can be facilitated. The fireproof housing 304 includes a first outer housing 313 and a second outer housing 314, the first outer housing 313 being covered by the first inner housing 311, and the second outer housing 314 being covered by the second inner housing 312. Can effectively prevent fire, improve the safety performance of the air conditioner and facilitate the maintenance of the electric control box 3. The first outer housing 313 is provided with a positioning hole 3070 at a first end, and the end face of the first inner housing 311 at the first end is configured to be inclined toward the second end in a direction away from the second inner housing 312. The structure of the case 31 is simplified, and the water entering the inner side of the first housing 313 through the positioning hole 3070 is conveniently guided, so that the damage to the electronic control case 3 is avoided.

Optionally, in combination with the foregoing embodiment, at the second end of the box 31, a connection portion 3043 for connecting to the chassis 1 is provided on the second inner housing 312, and a threaded hole is provided on the connection portion 3043, where the threaded hole is a blind hole. Further, the connecting portion 3043 is provided with an opening.

Optionally, at the second end of the box 31, an air guiding notch 3052 is provided on the insulating inner shell 303, the air guiding notch 3052 penetrates through the inner space and the outer space of the insulating inner shell 303, and a flow channel extending in a roundabout manner is configured in the air guiding notch 3052. Through setting up wind-guiding breach 3052, the air current can flow through wind-guiding breach 3052 to the inner space heat dissipation of automatically controlled box 3 improves radiating efficiency and effect. The operation environment of the electric control box 3 is effectively maintained, and the failure rate of the electric control box 3 is reduced.

Optionally, at the second end of the box 31, a first baffle 3061, a second baffle 3062 and a third baffle 3063 are provided on the insulating inner shell 303, vertically opposite ventilation openings are provided on the first baffle 3061 and the second baffle 3062, and the third baffle 3063 is disposed between the triple ventilation openings of the first baffle 3061 and the second baffle 3062 at intervals. Through first baffle 3061, second baffle 3062 and third baffle 3063, the combination forms circuitous runner, simple structure, convenient shaping. The design of the labyrinth rib of the outlet 3013 is beneficial to heat dissipation of the electric control box 3, and meanwhile, external water sources are prevented from entering the electric control box 3.

In addition, through setting up circuitous runner, can avoid liquid etc. to enter into the automatically controlled box 3 inside effectively when improving radiating efficiency, improve the waterproof performance of automatically controlled box 3.

Optionally, a second end of the box body 31 is provided with an outlet notch 3025, the outlet notch 3025 penetrates through the inner space and the outer space of the insulating inner shell 303, and an outer protruding drainage rib 3026 is arranged at the periphery of the outlet notch 3025. The wire harness in the box body 31 can be conveniently led out through the wire outlet notch 3025, the drainage rib 3026 can be used for conveniently conducting water, liquid is drained towards the direction away from the wire outlet 3013 under the action of the drainage rib 3026, the situation that the liquid enters the box body 31 under the siphon action is avoided, and the waterproof performance of the electric control box 3 is further improved.

Optionally, in combination with the foregoing embodiment, one of the first inner case 311 and the second inner case 312 is provided with the outlet notch 3025 and the other is provided with the air guide notch 3052, and the outlet notch 3025 is opposite to the air guide notch in the longitudinal direction.

When the electric control box 3 is applied to the window type air conditioner 1000, due to the fact that the electric control box 3 is applied, stable operation of the window type air conditioner 1000 can be guaranteed, stability of the window type air conditioner 1000 is improved, integration rate of the electric control box 3 is improved, and modular design, production, installation and maintenance of the window type air conditioner 1000 are facilitated.

The electric control box 3 of the invention is used as an electric control component, and needs to transmit signals to a controlled component and also needs to receive external control signals and feedback signals, so that the electric control box can transmit signals in a wireless or wired mode, and the wire harness needs to be positioned when transmitting signals and energy through wired signals.

Thus, as shown in fig. 31 to 34, the electronic control box 3 according to the embodiment of the present invention includes a box body 31, a circuit board 33 and a heat sink 35, wherein a wiring groove 3027 is provided in the box body 31, the wiring groove 3027 having an outlet 3013, and a wire harness can be positioned in the wiring groove 3027 and guided to the outlet 3013 along the wiring groove 3027 for connection to other controlled or controlled devices. The circuit board 33 is disposed in the case 31, and the circuit board 33 has an electronic component 331. The heat sink 35 interfaces with at least a portion of the electronic components 331 on the circuit board 33 and is adapted for heat transfer to form a heat dissipating structure. The heat dissipation of the circuit board 33 can be realized through the heat sink 35, especially for the components with larger energy consumption and larger heat on the circuit board 33, thereby maintaining the stable operation of the circuit board 33 and reducing the failure rate.

According to the electric control box 3 provided by the embodiment of the invention, the wiring groove 3027 is provided for guiding the wire bundle, so that the wire bundle is convenient to arrange and position, and the heat dissipation effect of the circuit board 33 can be improved through the heat radiator 35, so that the heat dissipation of the circuit board 33 is convenient.

Optionally, a wire straightening bar 3031 is disposed in the wire groove 3027, and the wire straightening bar 3031 separates a plurality of wire straightening grooves 3032 in the wire groove 3027 in a direction perpendicular to the extending direction of the wire groove 3027. That is, the wire stripping bar 3031 separates at least two wire stripping grooves in the direction perpendicular to the extending direction of the wire stripping grooves in the wire stripping grooves.

Alternatively, the wire groove 3027 may include a third groove portion 3030, the third groove portion 3030 being provided at a side of the circuit board, and the third groove portion extending in a vertical direction, the wire harness being guided to the wire outlet 3013 through the third groove portion 3030.

In addition, the wiring groove 3027 may further include a first groove portion 3028, the first groove portion 3028 being provided with one side of the circuit board 33 in the vertical direction, the first groove portion 3028 extending in the lateral direction (refer to the left-right direction in the drawing), and the first groove portion 3028 communicating with the third groove portion 3030, so that the first groove portion 3028 is provided adjacent to the circuit board 33, the wiring harness may be guided to an appropriate position on the circuit board 33 through the first groove portion 3028, and the wiring harness may extend to the third groove portion 3030 under the guidance of the first groove portion 3028 and to the outlet 3013 under the guidance of the third groove portion 3030.

In addition, the wiring groove 3027 may further include a second groove portion 3029, the first groove portion 3028 and the second groove portion 3029 are disposed on two opposite sides of the circuit board 33 in a vertical direction, the first groove portion 3028 and the second groove portion 3029 are all along a lateral direction, and the first groove portion 3028 and the second groove portion 3029 are all communicated with the third groove portion 3030, so that three sides of the circuit board 33 can be wired, wiring of the circuit board 33 can be facilitated, and different types of displays can be conveniently connected to the circuit board 33 through different groove portions, for example, strong current and weak current separation can be effectively reduced, and signal interference of strong current to weak current can be effectively reduced.

Alternatively, in the present invention, the wiring groove 3027 includes a first groove portion 3028, a second groove portion 3029, and a third groove portion 3030, the first groove portion 3028 and the second groove portion 3029 are provided on both sides of the circuit board 33 in the vertical direction (refer to the up-down direction in the drawing) and extend in the lateral direction (refer to the left-right direction in the drawing), and the third groove portion 3030 extends in the vertical direction and meets one ends of the first groove portion 3028 and the second groove portion 3029, which ends are far from the heat sink 35, and is mutually perpendicular in the lateral direction, the vertical direction, and the longitudinal direction. Thus, the display may be led out from both sides of the circuit board 33 in the vertical direction and from one side of the circuit board that is laterally away from the heat sink 35, and extend to the outlet 3013 via the wiring groove 3027.

Alternatively, the first groove 3028 is connected to one end of the third groove 3030, the second groove 3029 is connected to a middle portion of the third groove 3030, and the second groove 3029 penetrates the third groove 3030 in a lateral direction to vertically separate the third groove 3030, and the outlet 3013 is provided at the other end of the third groove 3030.

Optionally, a wire straightening bar 3031 is disposed in the third groove portion 3030, the wire straightening bar 3031 extends vertically, and the wire straightening bar 3031 is laterally separated into a plurality of wire straightening grooves 3032 in the wire groove 3027. Through setting up with fingers line muscle 3031, can separate wire groove 3027 and to smooth out with fingers the wire groove 3032 with fingers a plurality of to can lead different pencil in different wire grooves with fingers 3032 with fingers, for example lead the weak wire pencil in some wire grooves with fingers 3032 with fingers, lead the strong wire pencil in other wire grooves with fingers 3032 with fingers, thereby realize the separation of strong current and weak current.

Further, the wire-straightening bar 3031 is provided in the third groove portion 3030, and the wire-straightening bar 3031 is not provided in the first groove portion 3028 and the second groove portion 3029, and at this time, the wire harness which is not passed through the first groove portion 3028 and the second groove portion 3029 can be collected in the third groove portion 3030, and the wire harness collected in the third groove portion 3030 can be separated by the wire-straightening bar 3031, thereby achieving the purpose of passing strong and weak electricity and the like.

The wiring groove 3027 in the electric control box 3 is designed to separate strong electricity from weak electricity, the wire straightening ribs 3031 are adopted to separate the strong electricity and the weak electricity, the electric control box is beneficial to complete EMC and avoiding influence on other household appliances of a user, the wiring groove 3027 is designed to limit a clamp, wire separation is avoided, factory production, manufacturing and after-sale maintenance are facilitated, the wire outlet 3013 is designed to prevent the assembled wire body from separating, factory production, manufacturing and after-sale maintenance are facilitated, the wire outlet 3013 is designed under the electric control, and the wire outlet 3013 is sealed with flame-retardant sponge in an auxiliary mode, so that water vapor is effectively prevented from entering the electric control box 3.

In the circuit board 33, the heat dissipation device 35 is generally used to dissipate heat of the components with relatively large heat generation amount, so that the components with large heat generation amount can quickly dissipate heat to maintain the stable operation of the circuit board 33, and the components with large heat generation amount have relatively large influence on the wire harness, and the service life of the wire harness may be influenced by the excessive heat, and the signals transmitted by the wire harness may also be influenced. Therefore, in the present invention, the wiring groove 3027 is provided away from the heat sink 35, so that the influence of high heat on the wiring harness and the signal transmitted by the wiring harness can be reduced.

Alternatively, the wiring groove 3027 is provided on the outer periphery of the circuit board 33 and extends in a direction away from the heat sink 35, and the outlet 3013 is provided on the case 31 at a position away from the heat sink 35. The stability and signal transduction performance of the wire harness extending through the wire trace groove 3027 can be effectively maintained.

Alternatively, the circuit board 33 is perpendicular to the longitudinal direction (the longitudinal direction refers to the front-rear direction in the drawing), and the heat sink 35 is provided at one end of the circuit board 33 in the lateral direction. The components with large heat generation amount are concentrated on the circuit board 33, and the heat is radiated by the radiator 35, so that the mutual interference among the components with different heat generation amounts is effectively reduced, and the influence of the heat emitted by the components with large heat generation amount on other components is reduced.

In the invention, the circuit board can be provided with the radiator, and the radiator is arranged at a position far away from the third groove part on the circuit board. In addition, the first and second groove portions are arranged on both vertical sides of the circuit board, and the first and second groove portions extend in the lateral direction and connect the third groove portion, so that the first and second groove portions are also configured to extend in a direction away from the heat sink to connect the third groove portion.

Optionally, a wire fixing rib 3033 is disposed on the wire straightening rib 3031, and a positioning space for positioning the wire harness is formed between the wire fixing rib 3033 and the bottom surface of the wire groove 3027. In addition, a wire fixing rib 3033 may be disposed on a side wall of the wire groove 3027, and a positioning space for positioning the wire harness may be formed between the wire fixing rib 3033 and the bottom surface of the wire groove 3027.

Like this, can fix a position the pencil through solidus muscle 3033, improve the stability of pencil, avoid the pencil to deviate from, improve the fixed effect to the pencil.

In the invention, a wire-stroking groove 3032 is arranged on one side of the circuit board 33 far away from the radiator 35, or in other words, a wire stroking rib 3031 is arranged in the third groove portion 3030 in the electric control box 3, a display box wiring X3 and an outdoor temperature sensor wiring X5 are arranged on the left side of the wire stroking rib 3031, a power supply wire X1, an indoor motor wire X2 and an outdoor motor wire X4 are arranged on the right side, wherein the outdoor temperature sensor wiring and the display box wiring are separated by a partition plate at a wire outlet. An outdoor temperature sensor 36 is installed in the electronic control box 3. The circuit board 33 is installed on the plastic inner shell of the electric control box 3 seat through a buckle, the plastic inner shell of the box seat 305 is provided with an avoidance port 3038, and the reactance 34 is contacted with the metal outer shell of the box seat 305 assembly through the avoidance port 3038 and is connected with the metal outer shell through a screw.

Optionally, in combination with the foregoing embodiment, the case 31 includes a case base 305 and a case cover 306, the circuit board 33 is disposed in the case base 305, and the wiring groove 3027 is disposed in the case base 305, and the case cover 306 covers the case base 305. In the installation process, the circuit board 33, the wiring and the like can be firstly arranged on the box seat 305, and then the box cover 306 is covered, so that the assembly of the electric control box 3 can be simplified, and the maintenance of the electric control box 3 is convenient.

Alternatively, the box base 305 and the box cover 306 are vertically disposed, and the box base 305 and the box cover 306 are longitudinally spliced.

In combination with the foregoing embodiment, at the second end of the box body 31, one of the box cover 306 and the box seat 305 is provided with the outlet notch 3025, and the opening of the outlet notch 3025 is provided with the anti-drop fastener 3039 having an opening. The wire harness can be positioned through the anti-falling buckle 3039, so that the restraint capability of the wire harness is improved, and the electric control box 3 is convenient to assemble.

Optionally, as previously described, at the second end of the box body 31, the other of the box seat 305 and the box cover 306 is provided with an air guiding notch 3052, and the outlet notch 3025 is opposite to the air guiding notch 3052 in the longitudinal direction to construct the outlet 3013.

Optionally, the electronic control box 3 further comprises an outdoor temperature sensor 36, and the outdoor temperature sensor 36 is arranged on the box body 31. By arranging the outdoor temperature sensor 36, the outdoor temperature can be conveniently detected, so that more accurate control of the air conditioner is realized, and the outdoor temperature sensor 36 is arranged on the box body 31, so that the installation of the outdoor temperature sensor 36 can be simplified, and the modular design of the electric control box 3 is further improved.

Optionally, an outdoor temperature sensor 36 is provided at the outlet 3013. Thereby making the outdoor temperature sensor 36 closer to the outside and improving the accuracy of the detection result.

Alternatively, the outlet 3013 includes a plurality of outlets 3013, and the inside of the outlet 3013 where the outdoor temperature sensor 36 is provided is separated from the inside of the outlet 3013 where the wire harness is led out by a partition. The outdoor temperature sensor 36 is isolated from other wire harnesses by the partition plate, so that signal interference can be avoided, and the accuracy of the detection result can be improved.

In combination with the foregoing embodiment, the circuit board 33 and the reactance 34 may be disposed in the electronic control box 3, the wire passing port 3037 may be disposed above the partition wall 3018 isolating the circuit board 33 and the reactance 34, the wire passing port 3037 is formed into a concave shape located at the peripheral wall edge of the partition wall 3018, and the opening of the wire passing port 3037 is provided with the anti-falling buckle 3039 having an opening. The wire harness is convenient to position.

In combination with the foregoing embodiment, the wiring groove 3027 in the present invention may be provided on the first inner housing 311.

In addition, the invention is also provided with a compressor temperature sensor, a sleeve is arranged on the exhaust pipe of the compressor, the exhaust temperature sensor is inserted into the sleeve, and an elastic clamp is inserted into the side wall of the sleeve for fastening the temperature sensor of the temperature compressor, so that the exhaust temperature is effectively controlled, the compressor is prevented from being protected due to overhigh temperature, and the safety and reliability of a whole system are ensured.

In addition, the invention is also provided with a condenser sensor, a sleeve is arranged on a refrigerant pipe at the end part of the condenser, the heat exchanger temperature sensor is inserted into the sleeve, and an elastic clamp is inserted into the side wall of the sleeve for fastening the temperature sensor. The invention is also provided with an evaporator sensor, a sleeve is arranged on a refrigerant pipe at the end part of the evaporator, the evaporator temperature sensor is inserted into the sleeve, and an elastic clamp is inserted into the side wall of the sleeve and used for fastening the evaporator temperature sensor.

Therefore, the electric control box is also provided with a compressor temperature sensor connecting wire X6.

In addition, the bottom of automatically controlled box 3 is equipped with bearing structure to keep away from chassis 1 with automatically controlled box 3, bearing structure includes supporting baffle and reinforcing plate, and supporting baffle vertical extension separates in the left and right directions, and the reinforcing plate is connected between adjacent supporting baffle, can set up the through-hole on the reinforcing plate in order to make things convenient for the air current to pass through, is equipped with curved breach 102 structure on the reinforcing plate, in order to reduce the thickness of reinforcing plate and supporting baffle junction, thereby reduces the adverse effect that produces in the cooling process of moulding plastics, reduces the bad of moulding plastics. Wherein the support structure can be connected to the corresponding mounting portion 302

Optionally, at the second end of the box 31, a first support structure 3034 is provided on the first inner housing 311, and an opening is formed in the first support structure 3034. Through the first supporting structure 3034, the electric control box 3 can be separated from the chassis 1 of the air conditioner, so that water and the like are prevented from entering the box body 31, and the stability of the electric control box 3 is improved.

Optionally, the first support structure 3034 includes a plurality of first support spacers 3035 disposed at intervals, the first support spacers 3035 being connected by first stiffeners 3036, the first stiffeners 3036 being perforated. Through the connection of the first supporting partition plate 3035 and the first reinforcing member 3036, the structural strength of the supporting structure can be improved, and the first reinforcing member 3036 is provided with holes, so that the performances of water drainage, air circulation and the like can be effectively improved, and the water drainage performance and the heat dissipation performance are improved.

Optionally, at the second end of the box 31, a second support structure 3053 is provided on the second inner shell 312, and an opening is formed on the second support structure 3053. Wherein the opening in the first support structure 3034 is longitudinally opposite the opening in the second support structure 3053.

Further, the second support structure 3053 includes a second support partition 3054 and a second reinforcement 3055, the second support partition is disposed at an end of the second inner case and includes a plurality of spaced apart, further, the second support partition 3054 extends vertically, and the second support partition 3054 includes a plurality of spaced apart arranged in a lateral direction, and the second reinforcement 3055 is connected between each two adjacent second support partitions 3054, and an opening is formed in the second reinforcement 3055.

Optionally, the second reinforcing member 3055 includes a first reinforcing plate 3056 and a second reinforcing plate 3057, the first reinforcing plate 3056 connecting two adjacent support spacers and the second inner case 312, the first reinforcing plate 3056 extending vertically and having an opening in the first reinforcing plate 3056, the second reinforcing plate 3057 connecting the first reinforcing plate 3056 to a side of the second inner case 312 remote from the second inner case 312 and connecting the two adjacent support spacers. The second reinforcing plate is perpendicular to the first reinforcing plate.

Optionally, the second reinforcing plate 3057 has an inward concave arc edge along a longitudinal edge.

In the description of the present specification, a description referring to terms "one embodiment," "some 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 present invention. In this specification, schematic representations of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, the different embodiments or examples described in this specification and the features of the different embodiments or examples may be combined and combined by those skilled in the art without contradiction.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (35)

1. An electric control box, comprising: A box body, wherein a wiring groove is provided in the box body, and the wiring groove has a wire outlet; A circuit board, the circuit board is arranged in the box body, and the circuit board has electronic components; A heat sink connected to at least part of the electronic components on the circuit board and suitable for heat transfer to form a heat dissipation structure; A reactance, wherein the reactance is disposed in the box body, and the circuit board is spaced apart from the reactance; Wherein, a wire-feeding rib is provided in the wiring groove, and the wire-feeding rib separates at least two wire-feeding grooves in a direction perpendicular to the extension direction of the wiring groove; The box body comprises: a box seat and a box cover, the circuit board is placed in the box seat, and the wiring groove is arranged inside the box seat; the box cover covers the box seat; One of the box cover and the box seat is provided with a wire outlet notch, and an anti-drop buckle with an opening is provided at the opening of the wire outlet notch; the other of the box seat and the box cover is provided with an air guide notch, and the wire outlet notch is opposite to the air guide notch in the longitudinal direction to construct the wire outlet, and the box body also includes: an insulating inner shell, the insulating inner shell is provided with the air guide notch, the air guide notch passes through the inner and outer spaces of the insulating inner shell, and a circuitous flow channel is constructed in the air guide notch, the insulating inner shell is provided with a first baffle, a second baffle and a third baffle, the first baffle and the second baffle are provided with vertically opposite ventilation openings, and the third baffle is arranged between the three air openings of the first baffle and the second baffle. 2. The electric control box according to claim 1 is characterized in that a partition wall is provided in the box body, the partition wall separates the circuit board and the reactor, and a wire passage is provided on the partition wall to connect the circuit board and the chamber where the reactor is located. 3. The electric control box according to claim 1, characterized in that one end of the reactance is plugged into the box body and the other end is connected to the box body by a fixing member. 4. The electric control box according to claim 1 is characterized in that a grounding connector or a grounding mark opposite to the reactance is provided on the outer side of the box body. 5. The electric control box according to claim 1, characterized in that a clearance opening is provided on the box body, and the heat sink extends out of the box body through the clearance opening. 6 . The electric control box according to claim 5 , wherein a recessed structure is provided on the outer surface of the box body, and the clearance opening is provided on the recessed structure. 7. The electric control box according to claim 6 is characterized in that a recessed structure is provided on the outer surface of one end of the electric control box along the vertical direction, and the other end of the electric control box along the vertical direction is a raised structure raised relative to the recessed structure, and a patching block is provided at the step formed between the recessed structure and the raised structure. 8. The electric control box according to claim 7, characterized in that at least a portion of the reactance is disposed within the protruding structure. 9. The electric control box according to claim 7, characterized in that the patch block comprises: A cover plate, wherein the cover plate is sealed at the step formed by the recessed structure and the raised structure, a portion of the periphery of the cover plate is provided with a first flange extending vertically toward the recessed structure, the first flange being connected to the wall of the recessed structure, and another portion of the periphery of the cover plate is provided with a second flange extending vertically toward the raised structure, the second flange being connected to the wall of the raised structure. 10. The electric control box according to claim 9, characterized in that: A portion of the wall of the recessed structure protrudes outward from the box body and forms a vertical insertion hole, and a buckle extending vertically toward the cover plate is formed on the first flange, and the buckle is vertically inserted into the insertion hole; A locking protrusion is provided on the wall of the protruding structure, a locking hole is formed on the second flange, and the locking protrusion is locked into the locking hole; The first flange is connected to the wall screw of the recessed structure; The second flange is connected to the wall screw of the protruding structure. 11 . The electric control box according to claim 9 , wherein the cover plate is square, two adjacent sides of the cover plate are provided with the first flanges, and the other two adjacent sides of the cover plate are provided with the second flanges. 12. The electric control box according to any one of claims 1 to 11, characterized in that the box body comprises: An insulating inner shell, the insulating inner shell comprising a first inner shell and a second inner shell assembled with each other; The fireproof outer shell comprises a first outer shell and a second outer shell, wherein the first outer shell is disposed outside the first inner shell, and the second outer shell is disposed outside the second inner shell. 13. The electric control box according to claim 12, characterized in that the circuit board is fixedly installed in the insulating inner shell, and the reactor is installed on the fireproof outer shell. 14. The electric control box according to claim 12, characterized in that the circuit board is mounted on the first inner shell, and the inner side of the first inner shell is provided with a positioning structure arranged along the direction surrounding the circuit board, and the positioning structure includes positioning ribs and positioning hooks. 15. The electric control box according to claim 14, characterized in that the positioning ribs surround a placement space on the first inner shell, the circuit board is arranged in the placement space, and the positioning hooks include a plurality of positioning hooks arranged at intervals around the circuit board. 16. The electric control box according to claim 15 is characterized in that guide ribs are provided on the peripheral wall of the placement space, the guide ribs are perpendicular to the circuit board and respectively connect the inner side surface and the inner bottom surface of the placement space, and the end of the guide rib away from the inner bottom surface of the placement space is constructed into a wedge-shaped structure whose height relative to the inner side surface of the placement space gradually increases in the direction toward the inner bottom surface of the placement space. 17. The electric control box according to claim 12, characterized in that a relief opening is provided on the first inner shell, and the reactance is provided at the relief opening and directly mounted on the first outer shell. 18. The electric control box according to claim 17, characterized in that a portion of the first shell is sunken inward to form a sunken platform structure inside the first shell, and the reactance is installed on the sunken platform structure. 19. The electric control box according to claim 1, characterized in that a clearance opening is provided on the wall of the box body, and the heat sink comprises: A bottom plate, the bottom plate is connected to at least part of the electronic components on the circuit board and is suitable for heat transfer, and the bottom plate is located in the box body; A heat dissipation fin, the heat dissipation fin is connected to the bottom plate and extends out of the box body from the clearance opening, A sealing member surrounds the heat dissipation fins and is disposed between the bottom plate and the periphery of the clearance opening to form a sealing structure. 20. The electric control box according to claim 19, characterized in that a plurality of annular ribs are provided on the surface of the seal abutting against the periphery of the clearance opening, the annular ribs are in the form of a ring extending in the same direction as the seal, and the plurality of annular ribs are constructed into a plurality of rings spaced apart from the inside to the outside. 21. The electric control box according to claim 20, characterized in that: The cross section of the annular rib is configured to be semicircular, trapezoidal or rectangular; The groove between two adjacent annular ribs is configured in a semicircular, trapezoidal or rectangular shape. 22. The electric control box according to claim 19, characterized in that the sealing member comprises a first portion and a second portion, the first portion covers the periphery of the surface of the bottom plate to which the heat dissipation fins are connected, and the second portion is sleeved on the periphery of the bottom plate. 23. The electric control box according to claim 19, characterized in that the surface of the heat dissipation fin is configured as a corrugated surface. 24. The electric control box according to claim 1 is characterized in that a heat conducting sheet is provided on the surface of at least a part of the electronic components on the circuit board, the heat conducting sheet transfers heat with the electronic components, and the heat sink and the heat conducting sheet cooperate with each other and are suitable for heat conduction. 25 . The electric control box according to claim 24 , wherein a gap in the range of 0.1 mm to 1.0 mm is provided between the heat conducting sheet and the heat sink and is filled with a heat conducting medium. 26. The electric control box according to claim 24, characterized in that a heat dissipation bracket is provided on the circuit board, and the radiator and the heat conductive sheet are both installed on the heat dissipation bracket. 27. The electric control box according to claim 12, characterized in that: At least one of the first inner shell and the second inner shell is provided with a heat dissipation window; Support ribs are connected inside the heat dissipation window, and the support ribs are in the form of a grid arranged in a criss-cross pattern. 28. The electric control box according to claim 27, characterized in that the circuit board is mounted on the first inner shell, and the heat dissipation window is provided in an area of the first inner shell opposite to the circuit board. 29. The electric control box according to claim 28, characterized in that there is a gap of 8 mm to 18 mm between the circuit board and the first housing. 30. The electric control box according to claim 1, characterized in that a positioning notch is provided on the edge of the circuit board, and a positioning protrusion is provided in the box body, and the positioning protrusion cooperates with the positioning notch to position the circuit board. 31. The electric control box according to claim 1, characterized in that the circuit board is separated from the inner surface of the box body. 32. The electric control box according to claim 1 is characterized in that a wiring groove is arranged around the circuit board in the electric control box, wire-guiding ribs are provided in the wiring groove for separating the wire harness, and wire fixing ribs arranged at intervals along the extension direction of the wiring groove are provided on the electric control box to position the wire harness. 33. A window air conditioner, comprising: Chassis; A box assembly, wherein the box assembly is mounted on the chassis; An electric control box, wherein the electric control box is arranged in the box assembly and installed on the chassis, and the electric control box is the electric control box according to any one of claims 1-32. 34. The window air conditioner according to claim 33, wherein the cabinet assembly comprises: An inner box body, wherein the inner box body is mounted on the chassis; The outer box body is installed on the chassis, and the inner box body and the outer box body are spaced apart to form a receiving groove for accommodating the window sash. 35. The window air conditioner according to claim 33, characterized in that the window air conditioner further comprises: A sealing block, which is arranged on at least one side of the chassis opposite to the two outer sides in the unfolded position, and is used to close the gap between the window sash and the window frame; The sealing block also has a retracted position, and the sealing block is received in the box assembly at the retracted position.