Heat dissipation air duct structure, heating and ventilation equipment outdoor unit and heating and ventilation equipment

Abstract

The utility model relates to the technical field of heating and ventilation equipment, and discloses a heat dissipation air duct structure, a heating and ventilation equipment outdoor unit and heating and ventilation equipment. The heat dissipation air duct structure comprises a shell, a first electric control assembly and a second electric control assembly; the middle partition plate is provided with an air channel opening and a ventilation opening which are communicated with the first cavity and the second cavity, the air channel opening is close to the ventilation opening, the first electric control assembly is arranged in the second cavity and connected with the middle partition plate, the second electric control assembly is arranged in the second cavity, and an air guide channel is defined among the middle partition plate, the first electric control assembly and the second electric control assembly. By arranging the air guide channel and the ventilation opening, hot air in the second cavity can be discharged out of the outdoor unit through the air guide channel, the air channel opening and the ventilation opening, and therefore the heat dissipation efficiency of the first electric control assembly and the heat dissipation efficiency of the second electric control assembly are improved; and normal operation of the first electric control assembly and the second electric control assembly is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to heating and ventilation equipment technical field especially relates to a heat dissipation air duct structure, heating and ventilation equipment outdoor unit and heating and ventilation equipment. BACKGROUND

[0002] This part provides only background information related to the present disclosure, which is not necessarily prior art.

[0003] The air conditioner outdoor unit is internally provided with electric control elements, when the air conditioner operates, these electric control elements will generate more heat, usually the heat dissipation air duct is arranged in the electric control chamber to dissipate heat for the electric control element, but for the electric control element in smaller space, the heat generated thereby cannot be effectively discharged, which will directly affect the working environment of the electric control element, and further affect the normal operation of the whole equipment. UTILITARIAN CONTENT

[0004] The utility model discloses a kind of heat dissipation air duct structures, including:

[0005] The utility model discloses a kind of heat dissipation air duct structures, including:

[0006] Shell, the shell interior is provided with middle baffle, the middle baffle separates the inner cavity of the shell into first chamber and second chamber, fan system is arranged in the first chamber, air duct opening and vent are provided on the middle baffle, the air duct opening and vent are communicated the first chamber with the second chamber, the air duct opening is close to the vent and is arranged, the vent is used to make the airflow in the second chamber flow to the first chamber;

[0007] First electric control component, is arranged in the second chamber and is connected with the middle baffle;

[0008] Second electric control component, is arranged in the second chamber, the second electric control component is spaced apart from the first electric control component and is connected with the middle baffle, the middle baffle, the first electric control component and the second electric control component define wind guide passage, the wind guide passage is communicated with the air duct opening and the first chamber respectively, the airflow in the second chamber can flow to the first chamber through the wind guide passage and the air duct opening.

[0009] The heat dissipation air duct structure of the utility model has the advantages that the heat dissipation air duct structure defines the air guide channel between the middle partition plate, the first electric control assembly and the second electric control assembly, under the action of pressure difference, the hot air in the area between the first electric control assembly and the second electric control assembly flows to the first chamber through the air guide channel, the hot air in the second chamber flows to the first chamber through the air vent, and the hot air in the first chamber is finally discharged to the outdoor unit, so that the hot air in the second chamber can be discharged to the outdoor unit through the air guide channel and the air vent, thereby improving the heat dissipation efficiency of the first electric control assembly and the second electric control assembly and ensuring the normal operation of the first electric control assembly and the second electric control assembly.

[0010] In addition, the heat dissipation air duct structure according to the utility model can also have the following additional technical features.

[0011] In some embodiments of the utility model, the air guide channel is provided with an air inlet and an air outlet at two ends respectively, and the air outlet is arranged close to the air duct opening and communicates with the air duct opening.

[0012] In some embodiments of the utility model, the first electric control assembly and the second electric control assembly are arranged along a first direction, and the width dimension of the air vent along the first direction is the same as the width dimension of the air guide channel along the first direction.

[0013] In some embodiments of the utility model, the first electric control assembly comprises a first electric control board, and the second electric control assembly comprises a second electric control board, and the orthographic projection of the first electric control board and the orthographic projection of the second electric control board at least partially overlap along the first direction.

[0014] In some embodiments of the utility model, one side wall of the shell is provided with a maintenance opening, and the distance between the first electric control assembly and the maintenance opening is greater than the distance between the second electric control assembly and the maintenance opening along the first direction.

[0015] In some embodiments of the utility model, the first electric control assembly further comprises a first mounting member, the first mounting member is arranged in the second chamber along a second direction, the first electric control board is mounted on the first mounting member, and the second direction is perpendicular to the first direction.

[0016] In some embodiments of the utility model, the first mounting member comprises a first mounting plate, the first mounting plate is mounted on the middle partition plate, and the first electric control board is mounted on one side of the first mounting plate facing the maintenance opening.

[0017] In some embodiments of the utility model, the heat dissipation air duct structure further includes a heat dissipation assembly, the heat dissipation assembly is installed on the side of the first mounting piece away from the first electric control panel, and the heat dissipation assembly is used for dissipating heat for the first electric control panel.

[0018] In some embodiments of the utility model, the heat dissipation assembly includes a radiator and a refrigerant heat dissipation pipe, the radiator is connected to the side of the first mounting piece away from the first electric control panel, and the refrigerant heat dissipation pipe is connected to the radiator.

[0019] In some embodiments of the utility model, the heat dissipation system further includes a pressing plate, the pressing plate is detachably connected with the radiator, and the pressing plate presses the refrigerant heat dissipation pipe to fix the refrigerant heat dissipation pipe on the radiator.

[0020] In some embodiments of the utility model, the first positioning structure is arranged between the radiator and the pressing plate, the first positioning structure includes a first positioning part arranged on the radiator and a first positioning matching part arranged on the pressing plate, and the first positioning matching part is connected with the first positioning part in a positioning matching mode.

[0021] In some embodiments of the utility model, one of the first positioning part and the first positioning matching part is arranged as a first positioning column, and the other is arranged as a first positioning groove.

[0022] In some embodiments of the utility model, the limiting structure is arranged between the radiator and the pressing plate, the limiting structure includes a limiting part arranged on the radiator and a limiting matching part arranged on the pressing plate, and the limiting part and the limiting matching part are matched to limit the relative movement between the radiator and the pressing plate.

[0023] In some embodiments of the utility model, one of the limiting part and the limiting matching part is arranged as a limiting column, and the other is arranged as a limiting groove.

[0024] In some embodiments of the utility model, the electric control assembly further includes a second mounting piece, the second mounting piece is movably arranged in the second chamber, the second mounting piece is installed between the first mounting piece and the maintenance opening, the second electric control panel is installed on the side of the second mounting piece away from the first mounting piece, and the middle partition plate, the first mounting piece and the second mounting piece enclose to form the air guide channel.

[0025] In some embodiments of the utility model, the second mounting piece includes a second mounting plate, the second mounting plate is movably installed on the middle partition plate, and the second mounting plate can move relative to the first mounting piece.

[0026] In some embodiments of the utility model, the second mounting plate includes the first plate body and the second plate body, one end of the first plate body is connected with the partition plate, the other end of the first plate body is connected with the second plate body, the first plate body, the second plate body, the first mounting plate and the partition plate enclose the air guide channel.

[0027] In some embodiments of the utility model, the second mounting piece further includes a rotating shaft, the rotating shaft is connected to the first plate body and the partition plate, and the first plate body is connected to the rotating shaft in a manner that can rotate around the axial direction of the rotating shaft.

[0028] In some embodiments of the utility model, the shell is further provided with an electric control cover plate, the electric control cover plate is arranged on the upper part of the first electric control assembly and the second electric control assembly along a third direction, and the first direction, the second direction and the third direction are perpendicular to each other.

[0029] The second aspect of the utility model provides an outdoor unit of a heating and ventilation equipment, which comprises a fan system and the heat dissipation air duct structure as any one of the above.

[0030] The third aspect of the utility model provides a heating and ventilation equipment, which comprises an indoor unit of a heating and ventilation equipment and the outdoor unit of a heating and ventilation equipment as above, and the indoor unit of a heating and ventilation equipment and the outdoor unit of a heating and ventilation equipment are connected through a pipeline. BRIEF DESCRIPTION OF DRAWINGS

[0031] Various other advantages and benefits will become apparent to those of ordinary skill in the art upon reading the following detailed description of the preferred embodiments. The accompanying drawings are included to provide a description of preferred embodiments, and are not meant to limit the present utility model. Moreover, the same reference numerals are used throughout the several drawings to designate identical or like components. In the drawings:

[0032] Figure 1 The structure schematic view of the outdoor unit of the heating and ventilation equipment according to the embodiment of the utility model is schematically shown in the first visual angle;

[0033] Figure 2 For Figure 1 The enlarged view of the A in the middle;

[0034] Figure 3 The structure schematic view of the outdoor unit of the heating and ventilation equipment according to the embodiment of the utility model is schematically shown in the second visual angle;

[0035] Figure 4 For Figure 3 The enlarged view of the B in the middle;

[0036] Figure 5A partial (without installing the second electric control assembly) structural schematic view of the outdoor unit of the heating and ventilation equipment according to the embodiment of the present application is shown schematically.

[0037] Figure 6 A structural schematic view of the first electric control assembly and the heat dissipation assembly according to the embodiment of the present application under a first visual angle is shown schematically.

[0038] Figure 7 A structural schematic view of the first electric control assembly and the heat dissipation assembly according to the embodiment of the present application under a second visual angle is shown schematically.

[0039] Figure 8 An exploded view of the first electric control assembly and the heat dissipation assembly according to the embodiment of the present application is shown schematically.

[0040] Figure 9 A partial assembly schematic view of the first electric control assembly and the heat dissipation assembly according to the embodiment of the present application is shown schematically Figure 1 .

[0041] Figure 10 A partial assembly schematic view of the first electric control assembly and the heat dissipation assembly according to the embodiment of the present application is shown schematically Figure 2 .

[0042] The reference signs are as follows:

[0043] 1, shell; 10, partition; 100, air duct opening; 101, ventilation opening; 11, first chamber; 12, second chamber; 13, maintenance opening; 14, electric control cover plate;

[0044] 2, first electric control assembly; 20, first electric control plate; 200, power device; 21, first mounting plate; 210, clearance gap;

[0045] 3, second electric control assembly; 30, second electric control plate; 31, second mounting plate;

[0046] 4, air guide channel; 40, air inlet; 41, air outlet;

[0047] 50, radiator; 500, mounting groove; 51, refrigerant heat dissipation pipe; 52, pressing plate; 520, pressing groove;

[0048] 60, first positioning portion; 600, first positioning groove; 61, first positioning matching portion; 610, first positioning column; 62, limiting portion; 620, limiting groove; 63, limiting matching portion; 630, limiting column;

[0049] 70, first connecting portion; 700, first bolt hole; 71, first engaging portion; 710, second bolt hole; 72, first connecting member; 720, first bolt; 73, third bolt hole; 74, second connecting portion; 740, buckle; 75, second engaging portion; 750, buckle slot; 76, second bolt; 77, fourth bolt hole; 78, fifth bolt hole;

[0050] 8. A fan system;

[0051] X, first direction;

[0052] Y, second direction;

[0053] Z, third direction. DETAILED DESCRIPTION

[0054] Example embodiments of the present disclosure will be described herein below with reference to the accompanying drawings. While example embodiments of the present disclosure are shown in the drawings, it is understood that the present disclosure can be implemented in various forms and should not be limited by the embodiments set forth herein. Rather, these embodiments are provided so that the present disclosure can be more thoroughly understood, and so that the scope of the present disclosure can be conveyed to those skilled in the art.

[0055] It is to be understood that the terms used herein are merely for the purpose of describing particular example embodiments and are by no means intended to be limiting. As used herein, the singular forms "a," "an," and "the" are intended to include the plural forms as well, unless the context clearly indicates otherwise. The terms "comprises," "comprising," "includes," and "including" are inclusive and therefore specify the presence of stated features, steps, operations, elements, and / or components, but do not preclude the presence or addition of one or more other features, steps, operations, elements, components, and / or groups thereof. The method steps, processes, and operations described herein are not to be construed as necessarily requiring their performance in the particular order in which they are described, unless specifically identified as an order dependent step. It is also to be understood that additional or alternative steps can be employed.

[0056] Although the terms first, second, third, and the like can be used herein to describe various elements, components, regions, layers and / or sections, these elements, components, regions, layers and / or sections should not be limited by these terms. These terms can be only used to distinguish one element, component, region, layer or section from another region, layer or section. Unless the context clearly indicates otherwise, terms such as "first," "second," and the like are used herein to distinguish one element, component, region, layer or section from another element, component, region, layer or section. Thus, a first element, component, region, layer or section discussed below could be termed a second element, component, region, layer or section without departing from the teachings of example embodiments.

[0057] For ease of description, spatial relative terms may be used in the text to describe the relationship of one element or feature relative to another element or feature, as shown in the figure. These relative terms include, for example, "inside," "outside," "middle," "outer," "below," "below," "above," "over," etc. Such spatial relative terms are intended to include different orientations of the device in use or operation, other than those depicted in the figure. For example, if the device in the figure is flipped, an element described as "below other elements or features" or "below other elements or features" would subsequently be oriented "above other elements or features" or "above other elements or features." Therefore, the example term "below" can include both upper and lower orientations.

[0058] like Figures 1 to 8 As shown, according to an embodiment of the present invention, a heat dissipation duct structure is proposed. The heat dissipation duct structure includes a housing 1, a first electronic control component 2, and a second electronic control component 3. A partition plate 10 is provided inside the housing 1. The partition plate 10 divides the inner cavity of the housing 1 into a first chamber 11 and a second chamber 12 arranged along the second direction Y. A fan system 8 is provided in the first chamber 11. A duct opening 100 and a ventilation opening 101 are provided on the partition plate 10. Both the duct opening 100 and the ventilation opening 101 are connected to the first chamber 11 and the second chamber 12. The duct opening 100 is located close to the ventilation opening 101. The ventilation opening 101 is used to allow the airflow in the second chamber 12 to flow to the first chamber 11. The first electronic control component 2 is disposed in the second chamber 12 and connected to the partition plate 10; the second electronic control component 3 is disposed in the second chamber 12, and the second electronic control component 3 is disposed at an interval from the first electronic control component 2 and connected to the partition plate 10. The partition plate 10, the first electronic control component 2 and the second electronic control component 3 define an air guide channel 4. The air guide channel 4 is connected to the air duct 100 and the first chamber 11 respectively. The airflow in the second chamber 12 can flow to the first chamber 11 through the air guide channel 4 and the air duct 100.

[0059] The heat dissipation air duct structure of the utility model has the advantages that the heat dissipation air duct structure defines the air guide channel 4 between the middle partition plate 10, the first electric control assembly 2 and the second electric control assembly 3, under the action of pressure difference, the hot air in the area between the first electric control assembly 2 and the second electric control assembly 3 flows to the first chamber 11 through the air guide channel 4, the middle partition plate 10 is provided with the air duct opening 100 and the ventilation opening 101, and the air duct opening 100 is arranged close to the ventilation opening 101, so that the hot air in the second chamber 12 can flow to the first chamber 11 through the ventilation opening 101, the hot air flowing into the first chamber 11 is finally discharged to the outdoor unit, the hot air in the second chamber 12 can be discharged to the outdoor unit through the air guide channel 4 and the ventilation opening 101 respectively, the heat dissipation efficiency of the first electric control assembly 2 and the second electric control assembly 3 is improved, the heat dissipation environment of the first electric control assembly 2 and the second electric control assembly 3 is improved, the influence of high temperature on the reliability of electronic components is reduced, and the normal operation of the electric control system is maintained.

[0060] In some embodiments of the utility model, the two ends of the air guide channel 4 are respectively provided with an air inlet 40 and an air outlet 41, and the air outlet 41 is arranged close to the air duct opening 100 and communicates with the air duct opening 100. Since the second chamber 12 is in a negative pressure area, under the action of pressure difference, the hot air in the first chamber 11 flows into the air guide channel 4 from the air inlet 40 and flows out from the air outlet 41, and then flows out into the first chamber 11 through the air duct opening 100 arranged close to the air outlet 41, and finally is discharged from the first chamber 11 through the fan system 8. Through the above arrangement, the hot air in the second chamber 12 can flow into the first chamber 11 through the air guide channel 4 and the air duct opening 100, further improving the heat dissipation efficiency of the first electric control device and the second electric control device.

[0061] In some embodiments of the utility model, the first electric control assembly 2 and the second electric control assembly 3 are arranged along the first direction X, and the width dimension of the ventilation opening 101 along the first direction X is the same as the width dimension of the air guide channel 4 along the first direction X. Through the above arrangement, the width dimension of the ventilation opening 101 on the air guide channel 4 can be maximized, the flow of hot air through the ventilation opening 101 is improved, and the heat dissipation efficiency is further improved.

[0062] In some embodiments of the utility model, one side wall of the shell 1 is provided with a maintenance opening 13, and along the first direction X, the distance between the first electric control assembly 2 and the maintenance opening 13 is greater than the distance between the second electric control assembly 3 and the maintenance opening 13. The first electric control assembly 2 comprises a first electric control board 20, and the second electric control assembly 3 comprises a second electric control board 30, and along the first direction X, the orthographic projection of the first electric control board 20 at least partially overlaps the orthographic projection of the second electric control board 30. The orthographic projection of the second electric control board 30 formed on the plane where the first electric control board 20 is located is entirely located in the area of the first electric control board 20, that is, the four peripheral edges of the second electric control board 30 are located in the four peripheral edges of the first electric control board 20.

[0063] In some embodiments of the utility model, first electric control assembly 2 still includes first mounting piece, first mounting piece is set up in second chamber 12 along second direction Y, first electric control board 20 is installed to first mounting piece, second direction Y is perpendicular with first direction X. Specifically, first mounting piece includes first mounting plate 21, one end of first mounting plate 21 is connected with middle baffle 10, the other end of first mounting plate 21 is connected with the inner side wall of shell 1, first electric control board 20 is detachably installed to the side of first mounting plate 21 towards maintenance opening 13, which facilitates the disassembly and maintenance of first electric control board 20 from maintenance opening 13.

[0064] In some embodiments of the utility model, the heat dissipation air duct structure further includes a heat dissipation assembly installed on the side of the first mounting piece away from the first electric control board 20, and the heat dissipation assembly is used for dissipating heat from the first electric control board 20. Specifically, the heat dissipation assembly includes a heat sink 50, a refrigerant heat dissipation pipe 51, and a pressing plate 52. The heat sink 50 is connected to the side of the first mounting plate 21 away from the first electric control board 20, and the refrigerant heat dissipation pipe 51 is connected to the heat sink 50. The surface of the heat sink 50 is provided with a mounting groove 500 extending along the length direction of the heat sink 50, and a portion of the refrigerant heat dissipation pipe 51 is accommodated in the mounting groove 500. The portion of the refrigerant heat dissipation pipe 51 accommodated in the mounting groove 500 facilitates reliable installation of the refrigerant heat dissipation pipe 51 on the heat sink 50, and is conducive to increasing the contact area of the refrigerant heat dissipation pipe 51 and the heat sink 50, thereby improving the heat dissipation efficiency.

[0065] The pressing plate 52 is detachably connected to the heat sink 50, and the pressing plate 52 presses the refrigerant heat dissipation pipe 51 to fix the refrigerant heat dissipation pipe 51 on the heat sink 50. The surface of the pressing plate 52 is provided with a pressing groove 520 corresponding to the mounting groove 500, the refrigerant heat dissipation pipe 51 is installed in the mounting groove 500 and the pressing groove 520, and the pressing groove 520 is used for pressing the refrigerant heat dissipation pipe 51 to make the refrigerant heat dissipation pipe 51 adhere to the heat sink 50. The pressing groove 520 extends along the length direction of the pressing plate 52, and the pressing groove 520 is correspondingly arranged with the mounting groove 500. The side of the refrigerant heat dissipation pipe 51 facing the pressing plate 52 is accommodated in the pressing groove 520, and the cooperation of the mounting groove 500 and the pressing groove 520 can further press the refrigerant heat dissipation pipe 51, thereby ensuring the stability and reliability of the refrigerant heat dissipation pipe 51.

[0066] In some embodiments of the utility model, first positioning structure has between radiator 50 and pressing plate 52, first positioning structure includes first positioning part 60 set on radiator 50 and first positioning fit part 61 set on pressing plate 52, and first positioning fit part 61 is positioned and fit with first positioning part 60. The connection of pressing plate 52 and radiator 50 is accurately prepositioned by first positioning part 60 and first positioning fit part 61, which facilitates assembly, reduces the shaking of radiator 50, pressing plate 52 and refrigerant radiating pipe 51, keeps the whole heat dissipation assembly stable, thereby efficiently radiating electric control, improves the heat dissipation efficiency, and ensures the working stability of electric control.

[0067] In some embodiments of the utility model, one of first positioning part 60 and first positioning fit part 61 is set as first positioning column 610, and the other is set as first positioning groove 600. In the embodiment, a plurality of first positioning grooves 600 are set on radiator 50, and the plurality of first positioning grooves 600 are spaced apart along the length direction of radiator 50. A plurality of first positioning columns 610 are set on pressing plate 52, and the plurality of first positioning columns 610 correspond to the plurality of first positioning grooves 600 one by one. When assembling the heat dissipation assembly, the plurality of first positioning columns 610 on pressing plate 52 are positioned and connected with the plurality of first positioning grooves 600 on radiator 50 to accurately preposition pressing plate 52 and radiator, reduce the relative movement between pressing plate 52 and radiator 50, keep the whole heat dissipation assembly stable, and improve the heat dissipation efficiency.

[0068] In other embodiments, first positioning groove 600 can also be set on pressing plate 52, first positioning column 610 is set on radiator 50, and the number and arrangement of first positioning column 610 and first positioning groove 600 can also be set according to requirements, which is not limited here.

[0069] In some embodiments of the utility model, limiting structure has between radiator 50 and pressing plate 52, limiting structure includes limiting part 62 set on radiator 50 and limiting fit part 63 set on pressing plate 52, and limiting part 62 cooperates with limiting fit part 63 to limit the relative movement between radiator 50 and pressing plate 52. By setting limiting structure between radiator 50 and pressing plate 52, the relative movement of radiator 50 and pressing plate 52 can be limited, the relative movement between radiator 50 and pressing plate 52 is further reduced, the stability of the whole heat dissipation assembly is ensured, and the heat dissipation efficiency is improved.

[0070] In some embodiments of the utility model, one of the limiting part 62 and the limiting cooperation part 63 is set as the limiting column 630, and the other is set as the limiting groove 620. In the embodiment, a plurality of limiting grooves 620 are arranged on the radiator 50, and the plurality of limiting grooves 620 are arranged along the length direction of the radiator 50. A plurality of limiting columns 630 are arranged on the pressing plate 52, and the plurality of limiting columns 630 correspond to the plurality of limiting grooves 620 one by one. When assembling the heat dissipation assembly, the plurality of limiting columns 630 on the pressing plate 52 are connected with the plurality of limiting grooves 620 on the radiator 50, so as to limit the pressing plate 52 and the radiator 50, further reduce the relative movement between the pressing plate 52 and the radiator 50, keep the heat dissipation assembly stable as a whole, and improve the heat dissipation efficiency.

[0071] In other embodiments, the limiting grooves 620 can also be arranged on the pressing plate 52, and the limiting columns 630 are arranged on the radiator 50. The number and arrangement of the limiting columns 630 and the limiting grooves 620 can also be set according to requirements, which are not limited here.

[0072] In the embodiment, the first connecting structure is arranged between the first electric control plate 20 and the pressing plate 52, and the first connecting structure includes the first connecting part 70 arranged on the first electric control plate 20, the first cooperation part 71 arranged on the pressing plate 52, and the first connecting piece 72. The first connecting part 70 is connected with the first cooperation part 71, and the first connecting piece 72 is configured to be connected with the first cooperation part 71 after passing through the first connecting part 70, so as to fixedly connect the first electric control plate 20 and the pressing plate 52. Specifically, the first connecting part 70 includes a plurality of first bolt holes 700 arranged on the first electric control plate 20, and the plurality of first bolt holes 700 are arranged along the length direction of the first electric control plate 20. The first cooperation part 71 includes a plurality of second bolt holes 710 arranged on the pressing plate 52, and the plurality of second bolt holes 710 are arranged along the length direction of the pressing plate 52. A plurality of third bolt holes 73 are arranged on the radiator 50, and the plurality of third bolt holes 73 are arranged along the length direction of the radiator 50. The first connecting piece 72 includes a plurality of first bolts 720, and the plurality of first bolt holes 700, the plurality of second bolt holes 710, the plurality of third bolt holes 73 and the plurality of first bolts 720 are arranged one by one. When assembling the first electric control assembly 2, the first bolts 720 pass through the first bolt holes 700, the third bolt holes 73 and the second bolt holes 710 in sequence, so as to connect the first electric control plate 20, the pressing plate 52 and the radiator 50, and facilitate the disassembly and assembly of the first electric control assembly 2.

[0073] In some embodiments of the present application, a second connecting structure is arranged between the pressing plate 52 and the first mounting plate 21, the second connecting structure comprising a second connecting portion 74 arranged on the pressing plate 52 and a second mating portion 75 arranged on the first mounting plate 21, the second connecting portion 74 being matched with the second mating portion 75. Specifically, the second connecting portion 74 comprises a plurality of buckles 740 arranged on the pressing plate 52, the plurality of buckles 740 being arranged at intervals along the circumference of the pressing plate 52, the first mounting plate 21 being provided with a clearance gap 210 extending along the length direction of the heat dissipation device 50, the heat dissipation device 50 being arranged in the clearance gap 210, the second mating portion 75 comprising a plurality of clamping grooves 750 arranged on the first mounting plate 21 at intervals along the circumference of the clearance gap 210, the plurality of clamping grooves 750 corresponding to the plurality of buckles 740 one by one. When assembling, the plurality of buckles 740 on the pressing plate 52 are clamped and matched with the plurality of clamping grooves 750 on the first mounting plate 21 one by one, so as to pre-mount the pressing plate 52 and the first mounting plate 21, and fix the refrigerant heat dissipation pipe 51 arranged between the first mounting plate 21 and the pressing plate 52.

[0074] In the present embodiment, a third connecting structure is further arranged between the first electric control plate 20 and the heat dissipation device 50, the third connecting structure comprising a plurality of second bolts 76, a plurality of fourth bolt holes 77 arranged on the first electric control plate 20, and a plurality of fifth bolt holes 78 arranged on the heat dissipation device 50, the plurality of fourth bolt holes 77 being arranged at intervals along the length direction of the first electric control plate 20, the plurality of fifth bolt holes 78 being arranged at intervals along the length direction of the heat dissipation device 50, the plurality of second bolts 76 corresponding to the plurality of fourth bolt holes 77 and the plurality of fifth bolt holes 78 one by one. When assembling the heat dissipation assembly, the second bolts 76 are passed through the fourth bolt holes 77 and the fifth bolt holes 78 from the side of the first electric control plate 20 away from the heat dissipation device 50, so as to connect the heat dissipation device 50 and the first electric control plate 20, facilitating the disassembly of the heat dissipation device 50 and the first electric control plate 20.

[0075] In some embodiments of the utility model, the electric control assembly further includes a second mounting piece, the second mounting piece is movably arranged in the second chamber 12, and the second mounting piece is installed between the first mounting piece and the maintenance opening 13. The second electric control board 30 is installed on the side of the second mounting piece away from the first mounting piece. The partition plate 10, the first mounting piece and the second mounting piece enclose to form the air guide channel 4. Specifically, the second mounting piece includes a second mounting plate 31, the second mounting plate 31 includes a first plate body and a second plate body connected with each other. One end of the first plate body is connected with the partition plate 10, and the other end of the first plate body is connected with the second plate body. The second plate body is perpendicular to the first plate body. The first plate body, the second plate body, the first mounting plate 21 and the partition plate 10 enclose to form the air guide channel 4. The second electric control board 30 is detachably installed on the side of the second mounting plate 31 facing the maintenance opening 13, so that the second electric control board 30 can be disassembled and maintained from the maintenance opening 13. One end of the second mounting plate 31 is movably installed on the partition plate 10 through a rotating shaft. The first plate body is rotatably connected with the rotating shaft about the axial direction of the rotating shaft. The second mounting plate 31 can be relatively close to or away from the first mounting plate 21. When the second mounting plate 31 is away from the first mounting plate 21, the first electric control board 20 installed on the first mounting plate 21 can be exposed, so that the first electric control board 20 can be disassembled and maintained. When the second mounting plate 31 is close to the first mounting plate 21, the first electric control board 20 can be hidden, thereby saving space.

[0076] In some embodiments of the utility model, the shell 1 is further provided with an electric control cover plate 14. The electric control cover plate 14 is arranged at the upper part of the first electric control assembly 2 and the second electric control assembly 3 along a third direction Z. The first direction X, the second direction Y and the third direction Z are perpendicular to each other. Specifically, the electric control cover plate 14 is arranged at the top of the shell 1. By arranging the electric control cover plate 14, water can be prevented from falling on the first electric control board 20 and the second electric control board 30.

[0077] The second aspect of the utility model provides an outdoor unit of a heating and ventilation equipment. The outdoor unit of the heating and ventilation equipment comprises a fan system 8, a compressor and the heat dissipation air duct structure. The fan system 8 is arranged in the first chamber 11. The compressor is arranged in the second chamber 12.

[0078] The third aspect of the utility model provides a heating and ventilation equipment. The heating and ventilation equipment comprises an indoor unit of the heating and ventilation equipment and the outdoor unit of the heating and ventilation equipment. The indoor unit of the heating and ventilation equipment and the outdoor unit of the heating and ventilation equipment are connected through a pipeline.

[0079] It should be noted that the outdoor unit of the heating and ventilation equipment and the heating and ventilation equipment have other structures and components that the existing outdoor unit of the heating and ventilation equipment and the heating and ventilation equipment have. Since the embodiments do not involve these structures and components, they are not described here.

[0080] The above merely describes a preferred embodiment of the present application, and the protection scope of the present application is not limited thereto, and any person skilled in the art can easily think of changes or replacements within the technical scope disclosed by the present application, which should be covered within the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.

Claims

1. A heat dissipation duct structure, characterized in that, include: The housing has an internal partition that divides the housing's interior into a first chamber and a second chamber. A fan system is installed in the first chamber. The partition has an air duct and a vent that connect the first chamber and the second chamber. The air duct is positioned close to the vent, and the vent is used to direct airflow from the second chamber to the first chamber. A first electronic control component is disposed in the second chamber and connected to the central partition; A second electronic control component is disposed in the second chamber. The second electronic control component is spaced apart from the first electronic control component and connected to the partition plate. An air guide channel is defined between the partition plate, the first electronic control component, and the second electronic control component. The air guide channel is connected to the air duct opening and the first chamber, respectively. The airflow in the second chamber can flow to the first chamber through the air guide channel and the air duct opening.

2. The heat dissipation duct structure according to claim 1, characterized in that, The air guide channel is provided with an air inlet and an air outlet at both ends, and the air outlet is located close to the air duct opening and connected to the air duct opening.

3. The heat dissipation duct structure according to claim 1, characterized in that, The first electronic control component and the second electronic control component are spaced apart along a first direction, and the width of the vent along the first direction is the same as the width of the air guide channel along the first direction.

4. The heat dissipation duct structure according to claim 3, characterized in that, The first electronic control component includes a first electronic control board, and the second electronic control component includes a second electronic control board. Along the first direction, the orthographic projection of the first electronic control board and the orthographic projection of the second electronic control board at least partially overlap.

5. The heat dissipation duct structure according to claim 4, characterized in that, A maintenance port is provided on one side wall of the housing. Along the first direction, the distance between the first electronic control component and the maintenance port is greater than the distance between the second electronic control component and the maintenance port.

6. The heat dissipation duct structure according to claim 5, characterized in that, The first electronic control component further includes a first mounting member, which is disposed in the second cavity along a second direction, and the first electronic control board is mounted on the first mounting member, wherein the second direction is perpendicular to the first direction.

7. The heat dissipation duct structure according to claim 6, characterized in that, The first mounting component includes a first mounting plate, which is mounted on the partition plate, and the first electrical control board is mounted on the side of the first mounting plate facing the maintenance port.

8. The heat dissipation duct structure according to claim 6, characterized in that, The heat dissipation duct structure also includes a heat dissipation component, which is installed on the side of the first mounting component away from the first electronic control board, and is used to dissipate heat from the first electronic control board.

9. The heat dissipation duct structure according to claim 8, characterized in that, The heat dissipation assembly includes a radiator and a refrigerant heat dissipation pipe. The radiator is connected to the side of the first mounting component away from the first electronic control board, and the refrigerant heat dissipation pipe is connected to the radiator.

10. The heat dissipation duct structure according to claim 9, characterized in that, The heat dissipation system also includes a pressure plate, which is detachably connected to the radiator. The pressure plate presses against the refrigerant heat dissipation pipe to fix the refrigerant heat dissipation pipe to the radiator.

11. The heat dissipation duct structure according to claim 10, characterized in that, The radiator and the pressure plate have a first positioning structure. The first positioning structure includes a first positioning part disposed on the radiator and a first positioning mating part disposed on the pressure plate. The first positioning mating part and the first positioning part are positioned and mated together.

12. The heat dissipation duct structure according to claim 11, characterized in that, One of the first positioning part and the first positioning mating part is configured as a first positioning post, and the other is configured as a first positioning groove.

13. The heat dissipation duct structure according to claim 10, characterized in that, The radiator and the pressure plate have a limiting structure, which includes a limiting part disposed on the radiator and a limiting mating part disposed on the pressure plate. The limiting part and the limiting mating part cooperate to limit the relative movement between the radiator and the pressure plate.

14. The heat dissipation duct structure according to claim 13, characterized in that, One of the limiting part and the limiting mating part is configured as a limiting post, and the other is configured as a limiting groove.

15. The heat dissipation duct structure according to claim 7, characterized in that, The electronic control assembly further includes a second mounting component, which is movably disposed within the second chamber and installed between the first mounting component and the maintenance port. The second electronic control board is installed on the side of the second mounting component facing away from the first mounting component. The partition plate, the first mounting component, and the second mounting component together form the air guide channel.

16. The heat dissipation duct structure according to claim 15, characterized in that, The second mounting component includes a second mounting plate, which is movably mounted on the partition plate and is capable of moving relative to the first mounting component.

17. The heat dissipation duct structure according to claim 16, characterized in that, The second mounting plate includes a first plate and a second plate connected together. One end of the first plate is connected to the partition plate, and the other end of the first plate is connected to the second plate. The first plate, the second plate, the first mounting plate, and the partition plate together form the air guide channel.

18. The heat dissipation duct structure according to claim 17, characterized in that, The second mounting component further includes a rotating shaft connected to the first plate and the partition plate, the first plate being rotatably connected to the rotating shaft about its axial direction.

19. The heat dissipation duct structure according to any one of claims 6-18, characterized in that, The housing is also provided with an electronic control cover plate, which is disposed on the upper part of the first electronic control component and the second electronic control component along a third direction, wherein the first direction, the second direction and the third direction are perpendicular to each other.

20. An outdoor unit for HVAC equipment, characterized in that, It includes a fan system, a compressor, and a heat dissipation duct structure as described in any one of claims 1 to 19, wherein the fan system is disposed in the first chamber and the compressor is disposed in the second chamber.

21. A heating, ventilation, and air conditioning (HVAC) device, characterized in that, It includes an indoor unit of HVAC equipment and an outdoor unit of HVAC equipment as described in claim 20, wherein the indoor unit of HVAC equipment and the outdoor unit of HVAC equipment are connected by pipes.

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