CN220457767U - Electric control box and window air conditioner - Google Patents

Abstract

The application discloses automatically controlled box and window machine air conditioner, including box body, sealed pad and fin. The box body comprises a mounting plate provided with a first mounting opening, and a plurality of positioning columns are convexly arranged on the inner surface of the mounting plate. The sealing gasket is arranged on the inner surface of the mounting plate and surrounds the first mounting opening, a plurality of positioning holes are formed in the sealing gasket, and the positioning columns are in positioning insertion connection with the positioning holes. The radiating fin comprises a base plate and fins connected to the base plate, the base plate is arranged on the end face of the sealing gasket, which is far away from the mounting plate, and the fins extend out of the box body from the first mounting port; wherein, base plate and mounting panel lock attach and are connected, and the reference column supports between mounting panel and base plate or sealed pad. The sealing gasket seals the mounting gap between the base plate and the mounting plate, so that the first mounting port is completely isolated from the inside of the box body, and the tightness of the box body is ensured; through the supporting function of the positioning column, the risk of failure of the sealing gasket due to overlarge locking force between the base plate and the mounting plate can be reduced.

Description

Electric control box and window air conditioner

[ field of technology ]

The embodiment of the application relates to the technical field of electric control equipment, in particular to an electric control box and a window air conditioner.

[ background Art ]

Because of the development of air conditioner frequency conversion technology and the wide application of high-power integrated chips, the heat dissipation of the air conditioner electric control box is more and more important. The electric control box generally comprises a circuit board and heating components arranged on the circuit board, and the electric control box is also provided with a heat dissipation assembly which can accelerate heat transfer inside and outside the electric control box so as to reduce temperature rise of the heating components.

In the prior art, in order to improve the heat dissipation efficiency of the heat dissipation assembly, the heat dissipation assembly generally needs to extend out of the electronic control box, and thus, the electronic control box needs to be perforated for extending the heat dissipation assembly. However, the electric control box fan is easy to open holes, so that impurities such as rainwater, dust and the like can enter the electric control box, and the circuit board can be invalid due to erosion of the impurities such as the rainwater, the dust and the like.

[ utility model ]

The embodiment of the application aims at providing an electric control box and a window air conditioner so as to improve the technical problem that the electric control box is easy to enter rainwater, dust and other impurities.

In order to solve the technical problems, the embodiment of the application adopts the following technical scheme:

in a first aspect, the present application provides an electronic control box, including a box body, a sealing gasket and a heat sink. The box body comprises a mounting plate provided with a first mounting opening, and a plurality of positioning columns are convexly arranged on the inner surface of the mounting plate. The sealing gasket is arranged on the inner surface of the mounting plate and surrounds the first mounting opening, a plurality of positioning holes are formed in the sealing gasket, and the positioning columns are in positioning insertion connection with the positioning holes. The radiating fin comprises a base plate and a fin connected to the base plate, the base plate is arranged on the end face of the sealing gasket, which is far away from the mounting plate, and the fin extends out of the box body from the first mounting opening; the base plate is connected with the mounting plate in a locking mode, and the positioning column is supported between the mounting plate and the base plate or the sealing gasket.

Among the above-mentioned technical scheme, through the lock of base plate and mounting panel attach to be connected, can make sealing member press from both sides tightly between base plate and mounting panel, and then make the installation clearance between sealing pad sealing base plate and the mounting panel to because sealing pad encircles first installing port setting, can make first installing port keep apart with the box body is inside completely, thereby guarantee the leakproofness of box body, can effectively reduce impurity such as rainwater, dust and insect class entering automatically controlled box such as ant in order to reduce the risk that each electronic components of automatically controlled box became invalid. Meanwhile, due to the supporting function of the positioning column, a certain interval space is formed between the base plate and the mounting plate all the time, and therefore the risk of failure of the sealing gasket due to overlarge locking force between the base plate and the mounting plate is reduced.

In some preferred embodiments, the mounting plate further has a mounting groove formed in an inner surface thereof, the mounting groove being disposed around the first mounting opening, and the gasket portion being disposed in the mounting groove. Through setting up the mounting groove, can directly inject the position of sealed pad, not only be convenient for the location installation of sealed pad, can also reduce the risk that sealed pad takes place not hard up to guarantee the leakproofness of sealed pad.

In some preferred embodiments, the electronic control box further includes a main control board and a support column. The main control board is arranged in the box body and is positioned on one side of the base plate, which is away from the mounting plate, and the support column is supported between the main control board and the base plate. Various electronic components on the main control board can generate heat during operation, and the heat can be transferred to the base plate through the support columns and discharged out of the box body through the fins, so that the temperature rise of the main control board is relieved.

In some preferred embodiments, the inner surface of the mounting plate is further provided with a plurality of supporting parts, and the supporting parts are protruding from the base plate. The main control board is arranged on the end faces of the supporting parts, which are away from the mounting plate, a first clearance space is reserved between the main control board and the base plate, and the supporting columns are supported between the base plate and the main control board in the first clearance space. Through setting up first clearance space, can prevent main control board and fin direct contact and lead to the fact the extrusion damage to the electronic components on the main control board.

In some preferred embodiments, the electric control box further comprises a PFC inductor, and the PFC inductor is at least partially disposed on an outer surface of the box body, so as to facilitate heat dissipation of the high-frequency PFC inductor; moreover, the sealing performance of the box body can be conveniently ensured, so that rainwater, dust, insects and the like can be reduced from entering the box body.

In some preferred embodiments, the mounting board is further provided with a second mounting port, the main control board covers the second mounting port, and the PFC inductor is disposed at the second mounting port and extends out of the case. When the main control board is installed in the box body, the main control board covers the second installation opening so as to ensure the tightness of the box body.

In some preferred embodiments, the outer surface of the case is provided with a plurality of socket slots configured to receive plugs that are electrically connected to the main control board within the socket slots. The socket clamping groove is adopted, so that the electric control box can be conveniently in a fully-closed state, and ants, cockroaches and other insects are prevented from entering the electric control box through the wire outlet holes of the electric control box to bite the circuit, so that the main control board is failed. Through the socket clamping groove, the wiring is neat, attractive and messy, and the subsequent troubleshooting of the circuit is convenient.

In some preferred embodiments, the electronic control box further comprises a cover plate. The box body is further provided with a third mounting port, the third mounting port is opposite to the first mounting port, and the cover plate is connected to the box body and covers the third mounting port. The sealing gasket, the radiating fins and the main control board can be placed into the accommodating cavity of the box body from the third mounting port so as to facilitate the mounting of all components; the third mounting opening is covered by the cover plate so as to ensure the tightness of the electric control box.

In some preferred embodiments, a buckle is provided on the outer surface of the box body, and a card interface is provided on the cover plate, where the buckle is clamped with the card interface in a state that the cover plate is connected to the box body. The buckle connection is adopted, so that the cover plate can be conveniently installed and detached.

In a second aspect, the present application further provides a window air conditioner, including a housing, a fan assembly, and an electronic control box according to any one of the embodiments of the first aspect. The shell is provided with an air inlet and an air outlet, an air flow channel is formed between the air inlet and the air outlet, the electric control box and the fan assembly are both arranged in the air flow channel, the electric control box is close to the air inlet, and the fan assembly is close to the air outlet. Through the air flow channel, the electric control box in the shell can be cooled continuously, and the temperature rise of the electric control box can be effectively relieved.

The foregoing description is only an overview of the technical solutions of the present application, and may be implemented according to the content of the specification in order to make the technical means of the present application more clearly understood, and in order to make the above-mentioned and other objects, features and advantages of the present application more clearly understood, the following detailed description of the present application will be given.

[ description of the drawings ]

One or more embodiments are illustrated by way of example and not limitation in the figures of the accompanying drawings, in which like references indicate similar elements, and in which the figures of the drawings are not to scale, unless expressly stated otherwise.

FIG. 1 is an exploded view of an electronic control cartridge according to some embodiments of the present application;

FIG. 2 is a schematic structural view of a case according to some embodiments of the present application;

FIG. 3 is a schematic view of a box according to some embodiments of the present application;

FIG. 4 is a schematic structural view of a case according to some embodiments of the present application;

FIG. 5 is a schematic structural view of a gasket according to some embodiments of the present application;

fig. 6 is a cross-sectional view of an electronic control box according to some embodiments of the present application;

FIG. 7 is an enlarged view of a portion of FIG. 6 at A;

FIG. 8 is a schematic diagram of a heat sink according to some embodiments of the present application;

FIG. 9 is a schematic view of a support for a positioning post (through holes for positioning holes) according to some embodiments of the present application;

FIG. 10 is a schematic supporting view of a positioning post (blind holes are used for positioning holes) according to some embodiments of the present application;

FIG. 11 is a top view of an electronic control cartridge according to some embodiments of the present application;

fig. 12 is a cross-sectional view of an electronic control box according to some embodiments of the present application;

fig. 13 is a schematic structural view of an electronic control box according to some embodiments of the present application;

fig. 14 is a schematic structural view of an electronic control box according to some embodiments of the present application;

FIG. 15 is a schematic view of a window air conditioner according to some embodiments of the present application;

fig. 16 is a schematic structural diagram of a window air conditioner according to some embodiments of the present application.

Reference numerals illustrate:

1000. window air conditioner;

100. an electric control box;

10. a case body; 11. a mounting plate; 111. a first mounting port; 112. positioning columns; 113. a mounting groove; 12. a side plate; 13. a receiving chamber; 14. a support part; 15. a second mounting port; 16. a third mounting port; 17. a buckle;

20. a sealing gasket; 21. positioning holes; 22. a receiving groove; 23. a boss;

30. a heat sink; 31. a substrate; 32. a fin;

40. a main control board;

50. a support column;

60. PFC inductance;

70. a socket clamping groove; 71. a socket clamping groove; 72. a sensor socket clamping groove; 73. a compressor socket clamping groove;

80. a cover plate; 81. a card interface;

200. a housing; 210. an air inlet;

300. a fan assembly.

[ detailed description ] of the utility model

Embodiments of the technical solutions of the present application will be described in detail below with reference to the accompanying drawings. The following examples are only for more clearly illustrating the technical solutions of the present application, and thus are only examples, and are not intended to limit the scope of protection of the present application.

In the description of the embodiments of the present application, the technical terms "first," "second," etc. are used merely to distinguish between different objects and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated, a particular order or a primary or secondary relationship. In the description of the embodiments of the present application, the meaning of "plurality" is two or more unless explicitly defined otherwise.

In the description of the embodiments of the present application, the term "and/or" is merely an association relationship describing an association object, which means that three relationships may exist, for example, a and/or B may mean: a exists alone, A and B exist together, and B exists alone. In addition, the character "/" herein generally indicates that the front and rear associated objects are an "or" relationship.

Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment may be included in at least one embodiment of the present application. The appearances of such phrases in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. In addition, the technical features described below in the different embodiments of the present application may be combined with each other as long as they do not collide with each other.

In a first aspect, the present application proposes an electronic control box 100, referring to fig. 1, the electronic control box 100 includes a box body 10, a sealing gasket 20, a heat sink 30 and a main control board 40. The sealing gasket 20, the heat sink 30 and the main control board 40 can be disposed in the box 10, the heat sink 30 can accelerate heat dissipation of the main control board 40, and the sealing gasket 20 can seal an installation gap between the heat sink 30 and the box 10.

For the above-mentioned case 10, referring to fig. 1 to 3, the case 10 includes a mounting plate 11 and a plurality of side plates 12 connected to the mounting plate 11, and the mounting plate 11 and the plurality of side plates 12 together enclose a receiving cavity 13. For example, four side plates 12 are included, and the four side plates 12 are connected with the same surface of the mounting plate 11 to enclose the square box body 10. The heat sink 30, the gasket 20 and the main control board 40 can be accommodated in the accommodating cavity 13, the mounting plate 11 is provided with a first mounting opening 111 communicated with the accommodating cavity 13, and the first mounting opening 111 can extend out of the heat sink 30 to accelerate heat transfer between the interior of the box 10 and the outside. Referring to fig. 4, the inner surface of the mounting plate 11 is provided with a plurality of positioning columns 112, and the positioning columns 112 are arranged around the first mounting opening 111; for example, the positioning posts 112 are disposed at the edge of the mounting plate 11 near the first mounting opening 111, and encircle the first mounting opening 111 at the edge.

With the above-described gasket 20, the gasket 20 is provided on the inner surface of the mounting plate 11 and around the first mounting port 111. Referring to fig. 5, the sealing pad 20 is provided with a plurality of positioning holes 21, the number of the positioning holes 21 can be set to correspond to the positioning columns 112 one by one, and the shape of the positioning holes 21 is adapted to the shape of the positioning columns 112. When the sealing gasket 20 is installed on the mounting plate 11, the positioning column 112 can be positioned and inserted with the positioning hole 21, so that the positioning and the installation of the sealing gasket 20 are facilitated.

Referring to fig. 4 and 5, in some embodiments, the inner surface of the mounting plate 11 is further provided with a mounting groove 113, the mounting groove 113 is disposed around the first mounting hole 111, for example, the mounting groove 113 surrounds the first mounting hole 111, and the sealing pad 20 is partially disposed in the mounting groove 113. For example, referring to fig. 6 and 7, the end surface of the sealing gasket 20 facing the mounting groove 113 is convexly provided with a protruding portion 23, and the protruding portion 23 is adapted to the mounting groove 113, and the protruding portion 23 is matched with the mounting groove 113 to be mounted, so that the position of the sealing gasket 20 can be directly limited, the positioning and mounting of the sealing gasket 20 are facilitated, the risk of loosening the sealing gasket 20 is reduced, and the sealing property of the sealing gasket 20 is ensured.

For the heat sink 30, referring to fig. 8, the heat sink 30 includes a base 31 and a plurality of fins 32, the fins 32 are all connected to the same surface of the base 31, and two adjacent fins 32 are spaced apart to reduce heat concentration.

The substrate 31 is disposed in the accommodating cavity 13 of the box body 10, the size of the substrate 31 is slightly larger than that of the first mounting opening 111, and the substrate 31 is disposed on an end surface of the sealing gasket 20 facing away from the mounting plate 11, so that the sealing gasket 20 is sandwiched between the substrate 31 and the mounting plate 11 (refer to fig. 6), that is, the sealing gasket 20 is sealed between the substrate 31 and the mounting plate 11. The fins 32 extend from the first mounting opening 111 to the outside of the case 10, and heat in the case 10 can be transferred to the outside through the substrate 31 and the fins 32, thereby improving heat dissipation efficiency.

Wherein, the base plate 31 is attached to the mounting plate 11 by locking, for example, threaded holes (not labeled in the figure) are formed on the base plate 31 and the mounting plate 11, and the base plate 31 is attached to the mounting plate 11 by locking with screws; since the gasket 20 is sandwiched between the base plate 31 and the mounting plate 11, the gasket 20 may be provided with a threaded hole (not shown) adapted thereto, and the screw may be screwed to the threaded holes of the mounting plate 11, the gasket 20 and the base plate 31, thereby locking the base plate 31 and the gasket 20 to the mounting plate 11. Through the clamping of base plate 31 and sealed pad 20, can make sealed pad 20 seal the installation clearance between base plate 31 and the mounting panel 11 to because sealed pad 20 encircles first mounting port 111 setting, can make first mounting port 111 completely keep apart with box body 10 inside, thereby guarantee the leakproofness of box body 10, can effectively reduce impurity such as rainwater, dust and worm class entering automatically controlled box 100 such as ant, in order to reduce the risk that each electronic components of automatically controlled box 100 became invalid.

Optionally, referring to fig. 5 and 6, the sealing pad 20 is further provided with a receiving groove 22, the shape of the receiving groove 22 is matched with that of the substrate 31, the substrate 31 can be completely received in the receiving groove 22, that is, the sealing pad 20 wraps the substrate 31, so as to further ensure the tightness between the substrate 31 and the mounting plate 11.

When the substrate 31 is mounted on the gasket 20, the positioning posts 112 may be supported between the mounting plate 11 and the substrate 31 or the gasket 20. It should be noted that the positioning hole 21 formed in the gasket 20 may be a through hole or a blind hole. In the case of through holes, referring to fig. 9, when the base plate 31 and the mounting plate 31 are locked by screws, the positioning posts 112 can pass through the sealing pad 20 to be supported between the mounting plate 11 and the base plate 31; when the positioning column 112 is a blind hole, referring to fig. 10, the positioning column 112 is supported between the mounting plate 11 and the sealing pad 20 in the blind hole, so that the positioning column 112 is indirectly supported between the mounting plate 11 and the substrate 31, and a part of the sealing pad 20 is present between the positioning column 112 and the substrate 31, which can play a certain role in buffering, thereby reducing the compression joint damage of the positioning column 112 to the substrate 31. In this embodiment, through the supporting action of the positioning posts 112, a certain space is always provided between the base plate 31 and the mounting plate 11, so that the risk of failure of the gasket 20 due to excessive locking force between the base plate 31 and the mounting plate 11 is reduced.

Referring to fig. 11 and 12, in some embodiments, the electronic control box 100 further includes a main control board 40 and a support column 50. Various electronic components (not shown) of the electronic control box 100 can be disposed on the main control board 40, the main control board 40 is disposed in the box body 10 and located at one side of the substrate 31 away from the mounting board 11, and the support column 50 is supported between the main control board 40 and the substrate 31. Various electronic components on the main control board 40 can generate heat during operation, and the heat can be transferred to the base plate 31 through the support columns 50 and discharged out of the box body 10 through the fins 32, so that the temperature rise of the main control board 40 is relieved.

Referring to fig. 12, the inner surface of the mounting plate 11 is further provided with a plurality of supporting portions 14 (for example, a square mounting plate 11 (refer to fig. 4) is adopted), four right angles of the inner surface of the square mounting plate 11 are respectively provided with a supporting portion 14, and the supporting portions 14 are protruded from the substrate 31, that is, the height of the supporting portions 14 exceeds the substrate 31. The main control board 40 is mounted on the end surface of each supporting portion 14 facing away from the mounting plate 11, for example, threaded holes (not shown) are formed in the supporting portion 14, corresponding threaded holes (not shown) are also formed in the main control board 40, and the main control board 40 is locked on each supporting portion 14 by screws; in other embodiments, the main control board 40 and the supporting portion 14 may be mounted by clamping or bonding.

Because the height of the supporting parts 14 exceeds the substrate 31, when the main control board 40 is mounted on each supporting part 14, a first clearance space (not labeled in the figure) is formed between the main control board 40 and the substrate 31, so that the main control board 40 can be prevented from directly contacting with the cooling fins 30 to cause extrusion damage to electronic components on the main control board 40; for example, due to the gravity of the heat sink 30 or the main control board 40, pins of electronic components on the main control board 40 are broken, so that an electrical control failure occurs; the arrangement of the first clearance space can effectively avoid the occurrence of the situation.

In some embodiments, the electronic control box 100 further includes a PFC inductor 60, where the PFC inductor 60 is a core component of a PFC (Power Factor CorrecTIon ) circuit, and is adjusted by a circuit structure, generally to increase a power factor in the circuit, reduce reactive power in the circuit, and increase an effect of power conversion. The traditional electric control box 100 structure is that the PFC inductor 60 is usually arranged in the electric control box 100, the electric control box 100 needs to be provided with radiating holes, the radiating effect is not ideal, the PFC inductor 60 is easy to burn out due to overhigh working temperature, moreover, the electric control box 100 is provided with radiating holes, ants, cockroaches and the like can enter the electric control box 100 through the radiating holes, the main control board 40 lines and devices are bitten, faults can be caused, and the full-closed requirement of the electric control box 100 is difficult to realize.

Referring to fig. 13, in the embodiment of the present application, the PFC inductor 60 is at least partially disposed on the outer surface of the case 10. The PFC inductor 60 may use a high-frequency PFC inductor 60, and the high-frequency PFC inductor 60 generates high heat when working, and is at least partially arranged outside the electric control box 100, which is more beneficial to heat dissipation of the high-frequency PFC inductor 60; and, it is convenient to ensure the sealability of the case 10 to reduce the entry of rainwater, dust, insects, etc. into the case 10.

Optionally, referring to fig. 2 and 12, the mounting plate 11 is further provided with a second mounting opening 15, the PFC inductor 60 is disposed at the second mounting opening 15, and the PFC inductor 60 extends out of the case 10 from the second mounting opening 15. When the main control board 40 is installed in the box body 10, the main control board 40 covers the second installation opening 15 to ensure the tightness of the box body 10. The PFC inductor 60 may be electrically connected to the main control board 40 at the second mounting port 15, where it should be noted that a portion of the main control board 40 covering the second mounting port 15 has no electronic component or fewer electronic components, so as to reduce direct contact between the electronic components and the outside.

Referring to fig. 13, in some embodiments, the outer surface of the box 10 is provided with a plurality of socket slots 70, for example, three socket slots 70, including an AC socket (socket with AC voltage) slot 71, a sensor socket slot 72, and a compressor socket slot 73, etc., and the main control board 40 can be electrically connected to the socket slots 70 in the accommodating cavity 13 of the box 10 through wires. For example, a metal sheet (not labeled in the figure) is disposed in the socket card slot 70, and the connection wire of the main control board 40 extends into the socket card slot 70 and is electrically connected with the metal sheet; wherein, the metal sheet can be fixed in the socket clamping groove 70 through the conductive adhesive, and the conductive adhesive seals the gap between the metal sheet and the socket clamping groove 70 so as to ensure the tightness of the box body 10.

The socket clamping groove 70 can be used for installing a plug (not labeled in the figure), and the plug can be electrically connected with the main control board 40 in the clamping groove; during installation, can directly dock outside wiring and plug, compare with traditional automatically controlled box 100 outlet structure, adopt the form of socket draw-in groove 70 in the embodiment of this application can be convenient for realize automatically controlled box 100 totally closed state to prevent that ants, cockroaches etc. from getting into the inside bad circuit of biting of automatically controlled box 100, cause main control board 40 trouble. Through the socket clamping groove 70, the wiring is tidy, attractive and messy, and the subsequent troubleshooting of the line is also facilitated.

Referring to fig. 2 and 3, in some embodiments, the box 10 is further provided with a third mounting opening 16, and the third mounting opening 16 is opposite to the first mounting opening 111; for example, the box body 10 includes four side plates 12, and the four side plates 12 are connected to the same surface of the mounting plate 11 to form a square box body 10, and a third mounting opening 16 is formed at the end opposite to the mounting plate 11. The third mounting opening 16 has a larger size, and the gasket 20, the heat sink 30 and the main control board 40 can be placed into the accommodating cavity 13 of the box body 10 from the third mounting opening 16, so as to facilitate the mounting of each component.

Referring to fig. 14, the electronic control box 100 further includes a cover plate 80, where the cover plate 80 is connected to the box body 10 and covers the third mounting opening 16. After the gasket 20, the heat sink 30 and the main control board 40 are mounted in the accommodating cavity 13 of the box body 10, the third mounting opening 16 may be covered by the cover plate 80, and the size of the cover plate 80 may be slightly larger than that of the third mounting opening 16, so that the electric control box 100 is ensured to be compact in structure and meets the sealing requirement of the electric control box 100.

The cover 80 may be connected to the case 10 by a snap-fit and/or screw connection. For example, the outer surface of the box body 10 is provided with a buckle 17, the cover plate 80 is provided with a card interface 81 (refer to fig. 1), and the card interface 81 is matched with the buckle 17. When the cover plate 80 is connected to the box body 10 and covers the third mounting opening 16, the buckle 17 is clamped with the buckle 17; the positions of the buckle 17 and the card interface 81 may also be interchanged, that is, the cover plate 80 is provided with the buckle 17, and the outer surface of the box body 10 is provided with the card interface 81. In this embodiment, the buckle 17 is adopted for connection, so that the cover plate 80 can be conveniently installed and detached. For another example, the box body 10 and the cover plate 80 are provided with threaded holes (not labeled in the figure), the two threaded holes are matched, the cover plate 80 and the box body 10 are locked by screws, and the mode of combining the fastener 17 and the screw connection is adopted, so that the assembly and the disassembly are convenient, and the assembly structure is stable.

In the embodiment of the application, through the lock of base plate 31 and mounting panel 11 attach and be connected, can make the sealing member press from both sides tightly between base plate 31 and mounting panel 11, and then make the sealed installation clearance that fills up between 20 sealing substrate 31 and the mounting panel 11 to owing to sealed pad 20 encircles first mounting port 111 setting, can make first mounting port 111 keep apart with box body 10 is inside completely, thereby guarantee the leakproofness of box body 10, can effectively reduce impurity such as rainwater, dust and worm class entering automatically controlled box 100 such as ant in order to reduce the risk that each electronic components of automatically controlled box 100 became invalid. Meanwhile, due to the supporting function of the positioning column 112, a certain interval space is formed between the base plate 31 and the mounting plate 11 all the time, so that the risk of failure of the sealing gasket 20 due to overlarge locking force between the base plate 31 and the mounting plate 11 is reduced.

In a second aspect, the present application further proposes a window air conditioner 1000, including a housing 200, a fan assembly 300, and an electronic control box 100 according to any of the embodiments of the first aspect.

Referring to fig. 15 and 16, the electronic control box 100 and the fan assembly 300 are disposed in the housing 200, for example, the housing 200 is provided with an air inlet 210 and an air outlet (not labeled in the drawing), an air flow channel is formed between the air inlet 210 and the air outlet, and the electronic control box 100 and the fan assembly 300 are disposed in the air flow channel. Wherein, the electric control box 100 is disposed near the air inlet 210, and the fan assembly 300 is disposed near the air outlet. When the fan assembly 300 is started, cold air flow is sucked into the housing 200 through the air inlet 210, and the cold air flow passes through the air flow channel to cool the cooling fin 30 and the PFC inductor 60 on the electric control box 100, and the cooled heat is discharged out of the housing 200 through the air outlet by the fan assembly 300. Through the air flow channel, the electric control box 100 in the shell 200 can be cooled continuously, and the temperature rise of the electric control box 100 can be effectively relieved.

Finally, it should be noted that: the above embodiments are only for illustrating the technical solution of the present application, and are not limiting thereof; the technical features of the above embodiments or in the different embodiments may also be combined under the idea of the present application, the steps may be implemented in any order, and there are many other variations of the different aspects of the present application as described above, which are not provided in details for the sake of brevity; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit of the corresponding technical solutions from the scope of the technical solutions of the embodiments of the present application.

Claims (10)

1. An electronic control box, characterized by comprising:

the box body comprises a mounting plate provided with a first mounting opening, and a plurality of positioning columns are convexly arranged on the inner surface of the mounting plate;

the sealing gasket is arranged on the inner surface of the mounting plate and surrounds the first mounting opening, a plurality of positioning holes are formed in the sealing gasket, and the positioning columns are in positioning insertion connection with the positioning holes;

the radiating fin comprises a base plate and fins connected to the base plate, the base plate is arranged on the end face of the sealing gasket, which is far away from the mounting plate, and the fins extend out of the box body from the first mounting opening; the base plate is connected with the mounting plate in a locking mode, and the positioning column is supported between the mounting plate and the base plate or the sealing gasket.

2. The electronic control box according to claim 1, wherein the mounting plate is further provided with a mounting groove on an inner surface thereof, the mounting groove being disposed around the first mounting opening, and the gasket portion being disposed in the mounting groove.

3. The electronic control box of claim 1, further comprising a main control board and support columns;

the main control board is arranged in the box body and is positioned on one side of the base plate, which is away from the mounting plate, and the support column is supported between the main control board and the base plate.

4. The electronic control box according to claim 3, wherein the inner surface of the mounting plate is further provided with a plurality of supporting parts in a protruding mode, and the supporting parts protrude out of the base plate;

the main control board is arranged on the end faces of the supporting parts, which are away from the mounting plate, a first clearance space is reserved between the main control board and the base plate, and the supporting columns are supported between the base plate and the main control board in the first clearance space.

5. The electronic control box of claim 3, further comprising a PFC inductor disposed at least partially on an outer surface of the box body.

6. The electronic control box of claim 5, wherein the mounting plate is further provided with a second mounting opening, the main control board covers the second mounting opening, and the PFC inductor is arranged at the second mounting opening and extends out of the box body.

7. An electronic control box according to claim 3, wherein the outer surface of the box body is provided with a plurality of socket clamping grooves, the socket clamping grooves are configured to be provided with plugs, and the plugs are electrically connected with the main control board in the socket clamping grooves.

8. The electronic control box of claim 1, further comprising a cover plate;

the box body is further provided with a third mounting port, the third mounting port is opposite to the first mounting port, and the cover plate is connected to the box body and covers the third mounting port.

9. The electronic control box according to claim 8, wherein a buckle is arranged on the outer surface of the box body, a clamping interface is arranged on the cover plate, and the buckle is clamped with the clamping interface in a state that the cover plate is connected to the box body.

10. A window air conditioner comprising a housing, a fan assembly, and an electrical control box as claimed in any one of claims 1 to 9;

the shell is provided with an air inlet and an air outlet, an air flow channel is formed between the air inlet and the air outlet, the electric control box and the fan assembly are both arranged in the air flow channel, the electric control box is close to the air inlet, and the fan assembly is close to the air outlet.