Electric control box and air conditioner

Abstract

The utility model provides an electric control box and an air conditioner. The electric control box comprises a box body and a cover body, a containing cavity is formed in the box body, the box body is provided with an opening communicated with the containing cavity, and the cover body can cover the opening in a push-pull mode in the first direction; the box body comprises a first side wall located on one side of the opening and a second side wall adjacent to the first side wall, one of the first side wall and the cover body is provided with a positioning groove, the other one of the first side wall and the cover body is provided with a positioning block capable of being inserted into the positioning groove, one of the second side wall and the cover body is provided with a clamping hole, and the other one of the second side wall and the cover body is provided with a connecting buckle capable of being clamped into the clamping hole. The axial direction of the clamping hole and the depth direction of the positioning groove are both parallel to the first direction. According to the electric control box, when the box body and the cover body are assembled, the positioning blocks can be inserted into the positioning grooves for rapid positioning, meanwhile, rapid connection of the cover body and the box body is achieved by clamping the connecting buckles into the clamping holes, operation is easy and convenient, and the assembling efficiency of the electric control box is effectively improved.

Description

Technical Field

[0001] This application belongs to the field of electronic control technology, and particularly relates to an electronic control box and an air conditioner. Background Art

[0002] When assembling the existing electronic control box, the electronic control box and the electronic control box cover are usually fixed by screws and holes, and screws need to be driven at multiple positions, which is rather troublesome in operation and results in low assembly efficiency. Summary of the Utility Model

[0003] Embodiments of this application provide an electronic control box and an air conditioner to solve the problem of low assembly efficiency of the existing electronic control box.

[0004] In a first aspect, embodiments of this application provide an electronic control box, which includes a box body and a cover body. A receiving cavity is formed in the box body. The box body has an opening communicating with the receiving cavity, and the cover body is slidably covered at the opening along a first direction; the box body includes a first side wall on one side of the opening and a second side wall adjacent to the first side wall. One of the first side wall and the cover body is provided with a positioning groove and the other is provided with a positioning block that can be inserted into the positioning groove. One of the second side wall and the cover body is provided with a clamping hole and the other is provided with a connecting buckle that can be clamped into the clamping hole. The axial direction of the clamping hole and the depth direction of the positioning groove are both parallel to the first direction.

[0005] Optionally, the electronic control box further includes a circuit board, which is arranged in the receiving cavity; a notch communicating with the opening is formed on the first side wall. The cover body includes a first covering portion and a second covering portion connected to the first covering portion. The first covering portion is covered at the opening, and the second covering portion is covered at the notch.

[0006] Optionally, one of the first side wall and the second covering portion is provided with the positioning groove and the other is provided with the positioning block. One of the second side wall and the first covering portion is provided with the clamping hole and the other is provided with the connecting buckle.

[0007] Optionally, the circuit board is provided with plug-in terminals, and the plug-in terminals are arranged opposite to the notch.

[0008] Optionally, the box body further includes a third side wall opposite to the second side wall. Each of the third side wall and the second side wall is provided with two ribs extending along a second direction. The two ribs are spaced apart to form a plug-in gap therebetween. Both ends of the circuit board can be pluggably inserted into the two plug-in gaps along the second direction, and the second direction is perpendicular to the first direction.

[0009] Optionally, the box body further includes a third side wall disposed opposite to the second side wall. Sliding grooves are respectively formed on the third side wall and the second side wall. The sliding grooves extend in a second direction and one end thereof penetrates the opening. Two ends of the circuit board are inserted into the two sliding grooves in a slidable manner along the second direction, and the second direction is perpendicular to the first direction.

[0010] Optionally, the box body further includes a third side wall disposed opposite to the second side wall. A threaded hole is formed on the third side wall, and a through hole corresponding to the threaded hole is formed on the cover body. The through hole and the threaded hole are connected by a threaded fastener.

[0011] Optionally, the box body further includes a fourth side wall disposed opposite to the first side wall. An installation portion is provided on the fourth side wall, and the installation portion is used to install the box body to an external device.

[0012] In a second aspect, an embodiment of the present application further provides an air conditioner, and the air conditioner includes the above-mentioned electronic control box.

[0013] Optionally, the air conditioner further includes a panel, a housing, and a heat exchanger. The panel is detachably connected to the housing, and the two enclose an installation cavity; the heat exchanger and the electronic control box are both disposed in the installation cavity, and the heat exchanger and the electronic control box are respectively located on two opposite sides of the panel, and the opening of the box body of the electronic control box faces the panel.

[0014] For the electronic control box and the air conditioner provided by the embodiments of the present application, by covering the cover body on the opening in a push-pull manner along the first direction, a positioning groove is provided on one of the first side wall of the box body and the cover body, and a positioning block capable of being inserted into the positioning groove is provided on the other; a clamping hole is provided on one of the second side wall of the box body and the cover body, and a connecting buckle capable of being clamped in the clamping hole is provided on the other. The axial direction of the clamping hole and the depth direction of the positioning groove are both parallel to the first direction. Thus, when it is necessary to assemble the box body and the cover body, the positioning block can be inserted into the positioning groove for quick positioning, and at the same time, the cover body and the box body are quickly connected by clamping the connecting buckle in the clamping hole. The operation is simple and convenient, and the assembly efficiency of the electronic control box is effectively improved. Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the following will briefly introduce the drawings required for the description of the embodiments. Obviously, the following drawings are only some embodiments of the present application. For those skilled in the art, without creative efforts, other drawings can be obtained according to these drawings. Among them, the same reference numerals represent the same parts in the following description.

[0016] Figure 1 It is a schematic structural diagram of the electronic control box provided by the embodiment of the present application.

[0017] Figure 2 is Figure 1 the exploded structural schematic diagram of the electronic control box shown

[0018] Figure 3 is Figure 1 the structural schematic diagram of another view angle of the electronic control box shown

[0019] Figure 4 is the structural schematic diagram of the box body and the circuit board provided by the embodiment of the present application

[0020] Figure 5 is Figure 4 the front view of the box body and the circuit board shown

[0021] Figure 6 is the structural schematic diagram of the box body provided by the embodiment of the present application

[0022] Figure 7 is Figure 6 the structural schematic diagram of another view angle of the box body shown

[0023] Figure 8 is the structural schematic diagram of the cover body provided by the embodiment of the present application

[0024] Figure 9 is Figure 8 the structural schematic diagram of another view angle of the cover body shown

[0025] Figure 10 is the structural schematic diagram of the air conditioner provided by the embodiment of the present application

[0026] Figure 11 is Figure 10 the exploded structural schematic diagram of the air conditioner shown

[0027] Figure 12 is Figure 10 the partial sectional schematic diagram of the air conditioner shown

[0028] Explanation of the reference numerals in the drawings:

[0029] 100, Electric control box; 101, Opening; 102, Positioning groove; 103, Positioning block; 104, Card hole; 105, Connecting buckle; 106, Notch; 107, Threaded hole; 108, Through hole; 109, Wire passing buckle; 110, Box body; 111, First side wall; 112, Second side wall; 113, Third side wall; 114, Fourth side wall; 115, Rib; 116, Insertion gap; 117, Installation part; 120, Cover body; 121, First covering part; 122, Second covering part; 130, Circuit board; 131, Insertion terminal; 200, Panel; 201, Upper air return opening; 202, Upper air outlet; 203, Lower air return opening; 204, Lower air outlet; 205, Side air return opening; 210, Upper air outlet frame; 220, Lower air outlet frame; 300, Machine shell; 400, Heat exchanger; 500, Fan; 510, Blades; 520, Motor. Detailed implementation manners

[0030] Next, the technical solutions in the embodiments of the present application will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative efforts belong to the scope of protection of the present application.

[0031] In the description of the present application, it should be understood that the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation to the present application. In addition, the terms "first" and "second" are only used for descriptive purposes and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of the described features. In the description of the present application, "a plurality" means two or more, unless otherwise specifically defined.

[0032] In the present application, the term "exemplary" is used to mean "serving as an example, illustration, or description". Any embodiment described as "exemplary" in the present application is not necessarily construed as being more preferred or having more advantages than other embodiments.

[0033] The embodiment of the present application provides an electric control box 100, as Figures 1 to 9As shown in the figure, the electric control box 100 includes a box body 110 and a cover body 120. An accommodation cavity for accommodating electronic components (such as a circuit board 130, a frequency converter, resistors, capacitors, etc.) is formed inside the box body 110. The box body 110 has an opening 101 communicating with the accommodation cavity. The cover body 120 is slidably covered at the opening 101 along the first direction A; the box body 110 includes a first side wall 111 located on one side of the opening 101 and a second side wall 112 adjacent to the first side wall 111. A positioning groove 102 is provided on one of the first side wall 111 and the cover body 120, and a positioning block 103 that can be inserted into the positioning groove 102 is provided on the other. A clamping hole 104 is provided on one of the second side wall 112 and the cover body 120, and a connecting buckle 105 that can be clamped into the clamping hole 104 is provided on the other. The axial direction of the clamping hole 104 and the depth direction of the positioning groove 102 are both parallel to the first direction A.

[0034] In the electric control box 100 and the air conditioner provided by the embodiment of the present application, by slidably covering the cover body 120 at the opening 101 along the first direction A, a positioning groove 102 is provided on one of the first side wall 111 of the box body 110 and the cover body 120, and a positioning block 103 that can be inserted into the positioning groove 102 is provided on the other. A clamping hole 104 is provided on one of the second side wall 112 of the box body 110 and the cover body 120, and a connecting buckle 105 that can be clamped into the clamping hole 104 is provided on the other. The axial direction of the clamping hole 104 and the depth direction of the positioning groove 102 are both parallel to the first direction A. Thus, when it is necessary to assemble the box body 110 and the cover body 120, the positioning block 103 can be inserted into the positioning groove 102 for rapid positioning, and at the same time, the cover body 120 and the box body 110 are quickly connected by clamping the connecting buckle 105 into the clamping hole 104. The operation is simple and convenient, effectively improving the assembly efficiency of the electric control box 100.

[0035] Optionally, the positioning groove 102 can be provided on the first side wall 111 of the box body 110, and the positioning block 103 can be provided on the cover body 120. When it is necessary to assemble the box body 110 and the cover body 120, the positioning block 103 on the cover body 120 is inserted into the positioning groove 102 on the first side wall 111, thereby realizing the rapid positioning of the cover body 120 on the box body 110. Or, the positioning groove 102 can also be provided on the cover body 120, and the positioning block 103 can be provided on the first side wall 111 of the box body 110. When it is necessary to assemble the box body 110 and the cover body 120, the positioning block 103 on the first side wall 111 is inserted into the positioning groove 102 on the cover body 120, and the rapid positioning of the cover body 120 on the box body 110 can also be realized.

[0036] Optionally, a clamping hole 104 can be provided on the second side wall 112 of the box body 110, and a connecting buckle 105 can be provided on the cover body 120. When assembling the box body 110 and the cover body 120, the connecting buckle 105 on the cover body 120 is clamped into the clamping hole 104 on the second side wall 112, so as to realize the quick connection between the box body 110 and the cover body 120. Alternatively, a clamping hole 104 can be provided on the cover body 120, and a connecting buckle 105 can be provided on the second side wall 112 of the box body 110. When assembling the box body 110 and the cover body 120, the connecting buckle 105 on the second side wall 112 is clamped into the clamping hole 104 on the cover body 120, which can also realize the quick connection between the box body 110 and the cover body 120.

[0037] Exemplarily, a positioning groove 102 is provided on the first side wall 111 of the box body 110, a positioning block 103 is provided on the cover body 120, a clamping hole 104 is provided on the cover body 120, and a connecting buckle 105 is provided on the second side wall 112 of the box body 110.

[0038] In some embodiments of the present application, a notch 106 communicating with the opening 101 is formed on the first side wall 111. The cover body 120 includes a first covering portion 121 and a second covering portion 122 connected to the first covering portion 121. The first covering portion 121 covers the opening 101, and the second covering portion 122 covers the notch 106. The electronic control box 100 further includes a circuit board 130, and the circuit board 130 is disposed in the accommodating cavity. By providing the notch 106 on the first side wall 111 of the box body 110, it is convenient for the operator to take out the circuit board 130 from the accommodating cavity for maintenance.

[0039] Wherein, a positioning groove 102 is provided on one of the first side wall 111 and the first covering portion 121, and a positioning block 103 is provided on the other; a clamping hole 104 is provided on one of the second side wall 112 and the second covering portion 122, and a connecting buckle 105 is provided on the other.

[0040] Optionally, a positioning groove 102 can be provided on the first side wall 111 of the box body 110, and a positioning block 103 can be provided on the second covering portion 122 of the cover body 120. When assembling the box body 110 and the cover body 120, the positioning block 103 on the second covering portion 122 is inserted into the positioning groove 102 on the first side wall 111, so as to realize the quick positioning of the cover body 120 on the box body 110. Alternatively, a positioning groove 102 can be provided on the second covering portion 122 of the cover body 120, and a positioning block 103 can be provided on the first side wall 111 of the box body 110. When assembling the box body 110 and the cover body 120, the positioning block 103 on the first side wall 111 is inserted into the positioning groove 102 on the second covering portion 122, which can also realize the quick positioning of the cover body 120 on the box body 110.

[0041] Optionally, a clamping hole 104 can be provided on the second side wall 112 of the box body 110, and a connecting buckle 105 can be provided on the first covering portion 121 of the cover body 120. When assembling the box body 110 and the cover body 120, the connecting buckle 105 on the first covering portion 121 is clamped into the clamping hole 104 on the second side wall 112, so as to realize the quick connection between the box body 110 and the cover body 120. Alternatively, a clamping hole 104 can be provided on the first covering portion 121 of the cover body 120, and a connecting buckle 105 can be provided on the second side wall 112 of the box body 110. When assembling the box body 110 and the cover body 120, the connecting buckle 105 on the second side wall 112 is clamped into the clamping hole 104 on the first covering portion 121, and the quick connection between the box body 110 and the cover body 120 can also be realized.

[0042] Exemplarily, a positioning groove 102 is provided on the first side wall 111 of the box body 110, a positioning block 103 is provided on the second covering portion 122 of the cover body 120, a clamping hole 104 is provided on the first covering portion 121 of the cover body 120, and a connecting buckle 105 is provided on the second side wall 112 of the box body 110.

[0043] In some embodiments of the present application, a plug-in terminal 131 is provided on the circuit board 130, and the plug-in terminal 131 is disposed opposite to the notch 106. Thus, when it is necessary to connect the circuit board 130 to an external wire, there is no need to take out the circuit board 130 from the accommodating cavity, and the wire can be directly connected to the plug-in terminal 131, which is more convenient to operate and realizes quick wiring.

[0044] Optionally, a wire-passing buckle 109 is provided on the first side wall 111 of the box body 110. Through the wire-passing buckle 109, the wire can be quickly positioned and fixed and pulled to the circuit board 130 for wiring. After wiring is completed by using the wire-passing buckle 109 structure, there is no redundant wire, and there is no need to tidy up the extra wires.

[0045] In some embodiments of the present application, the box body 110 further includes a third side wall 113 disposed opposite to the second side wall 112. Two ribs 115 extending along the second direction B are provided on each of the third side wall 113 and the second side wall 112. The two ribs 115 are spaced apart to form a plug-in gap 116 therebetween. Both ends of the circuit board 130 can be plugged into the two plug-in gaps 116 (i.e., the plug-in gap 116 formed between the two ribs 115 on the second side wall 112 and the plug-in gap 116 formed between the two ribs 115 on the third side wall 113) in a drawable manner along the second direction B. The second direction B is perpendicular to the first direction A. In this way, the circuit board 130 can be stably assembled in the accommodating cavity, and at the same time, it is convenient to take out the circuit board 130 from the accommodating cavity.

[0046] Alternatively, the box body 110 further includes a third side wall 113 disposed opposite to the second side wall 112. Sliding grooves are respectively formed on the third side wall 113 and the second side wall 112. The sliding grooves extend along the second direction B and one end thereof penetrates through the opening 101. Both ends of the circuit board 130 are inserted into the two sliding grooves in a slidable manner along the second direction B, and the second direction B is perpendicular to the first direction A. In this way, the circuit board 130 can be stably assembled in the accommodation cavity, and at the same time, it is convenient to take out the circuit board 130 from the accommodation cavity. Optionally, the box body 110 further includes a third side wall 113 disposed opposite to the second side wall 112. A threaded hole 107 is provided on the third side wall 113, and a through hole 108 corresponding to the threaded hole 107 is provided on the cover body 120. The through hole 108 and the threaded hole 107 are connected by a threaded fastener (such as a screw or a bolt). That is to say, the box body 110 and the cover body 120 are connected by the threaded fastener sequentially passing through the through hole 108 and the threaded hole 107, thereby improving the connection stability between the box body 110 and the cover body 120.

[0047] In some embodiments of the present application, the box body 110 further includes a fourth side wall 114 disposed opposite to the first side wall 111. An installation portion 117 is provided on the fourth side wall 114, and the installation portion 117 is used to install the box body 110 to an external device. Optionally, the installation portion 117 is provided with an installation hole or a snap structure for connecting with the external device.

[0048] The following Figures 1 to 3 illustrates the assembly process and disassembly process of the electronic control box 100 shown. Among them, a positioning groove 102 is provided on the first side wall 111 of the box body 110, a positioning block 103 is provided on the second covering portion 122 of the cover body 120, a card hole 104 is provided on the first covering portion 121 of the cover body 120, and a connecting buckle 105 is provided on the second side wall 112 of the box body 110. A notch 106 is provided on the first side wall 111 of the box body 110. A threaded hole 107 is provided on the third side wall 113 of the box body 110, and a through hole 108 is provided on the first covering portion 121. During assembly, first, one end of the first covering portion 121 opposite to the card hole 104 is placed on the opening 101 of the box body 110, and at the same time, the second covering portion 122 is abutted against the first side wall 111 of the box body 110. Then, the cover body 120 is pushed along the first direction A close to the connecting buckle 105 (push the cover body 120 to the right in Figure 1 ), until the positioning block 103 is inserted into the positioning groove 102 and the connecting buckle 105 is snapped into the card hole 104. At this time, the first covering portion 121 closes the opening 101 and the second covering portion 122 closes the notch 106. Finally, the through hole 108 and the threaded hole 107 are connected by a threaded fastener to complete the assembly. During disassembly, first loosen the threaded fastener, and then push the cover body 120 along the first direction A away from the connecting buckle 105 (in Figure 1In the middle is to push the cover body 120 to the left until the positioning block 103 disengages from the positioning slot 102 and the connecting buckle 105 disengages from the card hole 104, then the cover body 120 can be removed from the box body 110 to complete the disassembly.

[0049] An embodiment of the present application also provides an air conditioner, as Figures 10 to 12 shown. The air conditioner includes an electric control box 100, and the specific structure of the electric control box 100 refers to the above embodiment. Since this air conditioner adopts all the technical solutions of the above-mentioned all embodiments, it has at least all the beneficial effects brought by the technical solutions of the above embodiments, which will not be elaborated here one by one.

[0050] In some embodiments of the present application, the air conditioner further includes a panel 200, a casing 300 and a heat exchanger 400. The panel 200 is detachably connected to the casing 300, and the two enclose an installation cavity; the heat exchanger 400 and the electric control box 100 are both arranged in the installation cavity, and the heat exchanger 400 and the electric control box 100 are respectively located on two opposite sides of the panel 200, and the opening 101 of the box body 110 of the electric control box 100 faces the panel 200.

[0051] It can be understood that by making the heat exchanger 400 and the electric control box 100 respectively located on two opposite sides of the panel 200, and the opening 101 of the box body 110 of the electric control box 100 faces the panel 200, so that when the electronic components in the electric control box 100 need to be overhauled later, the heat exchanger 400 does not need to be disassembled to see the electric control box 100. The maintenance personnel only need to push the cover body 120 of the electric control box 100 until the positioning block 103 disengages from the positioning slot 102 and the connecting buckle 105 disengages from the card hole 104, and flip the cover body 120 in the direction close to the fourth side wall 114 of the box body 110 to open the opening 101 of the box body 110, without disassembling the cover body 120 from the box body 110; after the overhaul, directly cover the cover body 120, and then push the cover body 120 of the electric control box 100 until the positioning block 103 is inserted into the positioning slot 102 and the connecting buckle 105 is clamped in the card hole 104, which is convenient to operate and saves working hours.

[0052] Among them, an upper air return opening 201 and an upper air outlet 202 are opened at the upper end of the front surface of the panel 200, and the upper air outlet 202 is located above the upper air return opening 201; a lower air return opening 203 and a lower air outlet 204 are opened at the lower end of the front surface of the panel 200, and the lower air outlet 204 is located below the lower air return opening 203; a side air return opening 205 is opened on the side surface of the panel 200.

[0053] Optionally, the air conditioner further includes an upper air outlet frame 210 and a lower air outlet frame 220. The upper air outlet frame 210 and the lower air outlet frame 220 are respectively provided with an upper ventilation opening and a lower ventilation opening. The upper air outlet frame 210 is installed at the upper end of the panel 200, and the upper ventilation opening is disposed opposite to the upper air outlet 202. The lower air outlet frame 220 is installed at the lower end of the panel 200, and the lower ventilation opening is disposed opposite to the lower air outlet 204.

[0054] Optionally, the air conditioner further includes a blower 500. The blower 500 is disposed in the installation cavity. The blower 500 includes a blower blade 510 and a motor 520 for driving the blower blade 510 to rotate. The panel 200 is located on the air outlet side of the blower 500.

[0055] In the above embodiments, the descriptions of the respective embodiments have their own emphases. For parts not detailed in a certain embodiment, reference may be made to the relevant descriptions of other embodiments.

[0056] The above has introduced in detail the electronic control box and the air conditioner provided by the embodiments of the present application. Specific examples are used in this article to elaborate on the principle and implementation manner of the present application. The description of the above embodiments is only used to help understand the method and its core idea of the present application; at the same time, for those skilled in the art, according to the idea of the present application, there will be changes in the specific implementation manner and application scope. In summary, the content of this specification should not be construed as a limitation to the present application.

Claims

1. An electric control box (100), characterized in that: The invention comprises a box body (110) and a cover body (120), wherein a receiving cavity is formed in the box body (110), the box body (110) has an opening (101) communicating with the receiving cavity, and the cover body (120) can be pushed and pulled along a first direction to cover the opening (101); The box body (110) comprises a first side wall (111) located at one side of the opening (101) and a second side wall (112) adjacent to the first side wall (111); one of the first side wall (111) and the cover body (120) is provided with a positioning groove (102) and the other is provided with a positioning block (103) capable of being inserted into the positioning groove (102); one of the second side wall (112) and the cover body (120) is provided with a clamping hole (104) and the other is provided with a connecting buckle (105) capable of being clamped into the clamping hole (104); the axial direction of the clamping hole (104) and the depth direction of the positioning groove (102) are both parallel to the first direction.

2. The electric control box (100) according to claim 1, characterized in that: The electric control box (100) further comprises a circuit board (130), wherein the circuit board (130) is arranged in the accommodating cavity; a notch (106) communicating with the opening (101) is provided on the first side wall (111); the cover body (120) comprises a first covering portion (121) and a second covering portion (122) connected to the first covering portion (121); the first covering portion (121) is covered at the opening (101), and the second covering portion (122) is covered at the notch (106).

3. The electric control box (100) according to claim 2, characterized in that: The positioning groove (102) is provided on one of the first side wall (111) and the second covering portion (122), and the positioning block (103) is provided on the other; the clamping hole (104) is provided on one of the second side wall (112) and the first covering portion (121), and the connecting buckle (105) is provided on the other.

4. The electric control box (100) according to claim 2, characterized in that: The circuit board (130) is provided with a plug-in terminal (131), and the plug-in terminal (131) is arranged opposite to the notch (106).

5. The electric control box (100) according to claim 4, characterized in that: The box body (110) further comprises a third side wall (113) arranged opposite to the second side wall (112); the third side wall (113) and the second side wall (112) are each provided with two convex ribs (115) extending along a second direction; the two convex ribs (115) are arranged at intervals to form a plug-in gap (116) therebetween; the two ends of the circuit board (130) can be plugged into the two plug-in gaps (116) by being pulled out along the second direction; the second direction is perpendicular to the first direction.

6. The electric control box (100) according to claim 4, characterized in that: The box body (110) further comprises a third side wall (113) arranged opposite to the second side wall (112), and a slide groove is respectively provided on the third side wall (113) and the second side wall (112), wherein the slide groove extends along a second direction and one end of the slide groove passes through the opening (101), and the two ends of the circuit board (130) can be inserted into the two slide grooves by being pulled out along the second direction, and the second direction is perpendicular to the first direction.

7. The electric control box (100) according to claim 1, characterized in that: The box body (110) further comprises a third side wall (113) arranged opposite to the second side wall (112), the third side wall (113) being provided with a threaded hole (107), the cover body (120) being provided with a through hole (108) corresponding to the threaded hole (107), and the through hole (108) being connected to the threaded hole (107) via a threaded fastener.

8. The electric control box (100) according to claim 1, characterized in that: The box body (110) further comprises a fourth side wall (114) arranged opposite to the first side wall (111); a mounting portion (117) is provided on the fourth side wall (114); the mounting portion (117) is used to mount the box body (110) on an external device.

9. An air conditioner, characterized in that: The air conditioner comprises the electric control box (100) according to any one of claims 1 to 8.

10. The air conditioner according to claim 9, characterized in that: The air conditioner further comprises a panel (200), a casing (300) and a heat exchanger (400); the panel (200) is detachably connected to the casing (300) and the two enclose an installation cavity; the heat exchanger (400) and the electric control box (100) are both arranged in the installation cavity, and the heat exchanger (400) and the electric control box (100) are respectively located on two opposite sides of the panel (200), and the opening (101) of the box body (110) of the electric control box (100) faces the panel (200).

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