Electric control board heat dissipation structure and cold drink machine using same

Abstract

The utility model relates to an electric control board heat dissipation structure and a cold drink machine using the same, in particular to the electric control board heat dissipation structure which comprises a first side plate, a second side plate, a bottom plate, a back plate, an installation frame, a supporting frame, an electric control box, a heat dissipation cover and an electric control board. The back plate is mounted at the rear end of the bottom plate, the first side plate and the second side plate are mounted on the left side and the right side of the bottom plate respectively, the bottom of the mounting frame is mounted on the bottom plate, the rear side of the mounting frame is mounted on the back plate, and the left side and the right side of the mounting frame are mounted on the first side plate and the second side plate respectively. The first side plate and the second side plate are provided with third heat dissipation areas respectively, and the two third heat dissipation areas are located on the left side and the right side of the front end of the installation frame respectively. The utility model provides the heat dissipation structure of the electric control board and the cold drink machine using the heat dissipation structure according to the content, and solves the problems that the heat dissipation structure of the electric control board applied to the cold drink machine in the prior art is easy to generate an air channeling phenomenon and is low in heat dissipation efficiency.

Description

Technical Field

[0001] The utility model relates to the technical field of cold drink machines, in particular to a heat dissipation structure for an electronic control board and a cold drink machine using the same. Background Art

[0002] With the continuous development of the technologies of smoothie machines and ice cream machines, their electronic control systems are becoming increasingly complex, and the requirements for heat dissipation performance are also getting higher and higher. As the core control component of a cold drink machine, the electronic control board integrates a large number of electronic components, and these components will generate a large amount of heat during operation. If the electronic control board has poor heat dissipation, it will not only affect the performance and service life of the electronic components, but may also cause failures and even seriously affect the operation of the entire cold drink machine. In the prior art, the heat dissipation structure applied to the electronic control board of a cold drink machine is prone to air leakage, and the heat dissipation efficiency is low, which cannot meet the heat dissipation requirements. Content of the Utility Model

[0003] The purpose of the utility model is to provide a heat dissipation structure for an electronic control board and a cold drink machine using the same, so as to solve the problems that in the prior art, the heat dissipation structure applied to the electronic control board of a cold drink machine is prone to air leakage and has low heat dissipation efficiency.

[0004] To achieve the above object, the utility model adopts the following technical solutions:

[0005] A heat dissipation structure for an electronic control board, comprising a first side plate, a second side plate, a bottom plate, a back plate, a mounting rack, a support frame, an electronic control box, a heat dissipation cover and an electronic control board;

[0006] The back plate is installed at the rear end of the bottom plate, the first side plate and the second side plate are respectively installed on the left and right sides of the bottom plate, the bottom of the mounting rack is installed on the bottom plate, the rear side of the mounting rack is installed on the back plate, the left and right sides of the mounting rack are respectively installed on the first side plate and the second side plate, the front end face of the mounting rack is used for installing a fan, and the first side plate and the second side plate are respectively provided with a third heat dissipation area, and the two third heat dissipation areas are respectively located on the left and right sides of the front end of the mounting rack;

[0007] The front end of the support frame is installed on the bottom plate, the rear end of the support frame is installed on the top of the mounting rack, the support frame is provided with a first ventilation opening, the bottom of the electronic control box is installed on the top of the rear end of the support frame, the left and right sides of the electronic control box are respectively installed on the first side plate and the second side plate, the electronic control board is installed inside the electronic control box, and the electronic control box is provided with a second ventilation opening;

[0008] The heat sink is installed on the electric control box, the heat sink covers the electric control board, a second heat dissipation area is provided at the rear side of the heat sink, a third ventilation opening is provided at the bottom of the heat sink, the third ventilation opening is communicated with one end of the first ventilation opening through the second ventilation opening, the other end of the first ventilation opening is used to connect to a ventilator, a first heat dissipation area is provided on the back plate, and the first heat dissipation area is directly opposite to the second heat dissipation area.

[0009] Further, a fourth ventilation opening is provided at the top of the heat sink, and the fourth ventilation opening is communicated with the first heat dissipation area.

[0010] Specifically, the second heat dissipation area includes a plurality of second heat dissipation openings, the plurality of second heat dissipation openings are evenly distributed on the heat sink, the first heat dissipation area includes a plurality of first heat dissipation openings, the plurality of first heat dissipation openings are evenly distributed on the back plate, and the first heat dissipation openings are arranged obliquely downward.

[0011] Preferably, an installation groove, a support block and a limiting block are provided inside the electric control box;

[0012] The support block and the limiting block are respectively located in the installation groove, the plurality of support blocks are evenly arranged along the shape direction of the installation groove, and the limiting block is located behind the support block.

[0013] In some embodiments, a plurality of reinforcing ribs are respectively provided on the left and right inner walls of the electric control box, and the plurality of reinforcing ribs are evenly spaced along the height direction of the electric control box.

[0014] Further, a clamping groove is provided on the electric control box, a clamping block is provided at the bottom of the heat sink, and the clamping block is clamped in the clamping groove.

[0015] Specifically, the third heat dissipation area is composed of a plurality of heat dissipation units, and each heat dissipation unit is provided with three heat dissipation holes.

[0016] A cold drink machine uses the electric control board heat dissipation structure described above, and the cold drink machine is an ice cream machine or a smoothie machine.

[0017] Compared with the prior art, one of the above technical solutions has the following beneficial effects:

[0018] Through the first side plate, the second side plate, the bottom plate, the back plate, the mounting frame, the support frame, the electric control box, the heat sink, the electric control board, the first heat dissipation area, the second heat dissipation area, the third heat dissipation area, the first ventilation opening, the second ventilation opening and the third ventilation opening, the heat sink and the electric control box form a relatively sealed space, which can avoid the phenomenon of air leakage during heat dissipation, enable the heat generated by the operation of the electric control board to be quickly discharged, prevent its temperature from being too high and causing damage or malfunction, and is beneficial to improving the heat dissipation efficiency of the electric control board heat dissipation structure. Description of the Drawings

[0019] Figure 1 It is a schematic structural diagram of the heat dissipation structure of the electronic control board in one embodiment of the present utility model;

[0020] Figure 2 is Figure 1 an enlarged view of part A of;

[0021] Figure 3 It is a schematic structural diagram of the exploded view of the heat dissipation structure of the electronic control board in one embodiment of the present utility model;

[0022] Figure 4 It is a schematic structural diagram of the first ventilation opening in one embodiment of the present utility model;

[0023] Figure 5 It is a schematic structural diagram of the third ventilation opening in one embodiment of the present utility model;

[0024] Figure 6 It is a schematic structural diagram of the electronic control box in one embodiment of the present utility model;

[0025] Figure 7 It is a schematic structural diagram of the support block in one embodiment of the present utility model;

[0026] Wherein: the first side plate 1, the second side plate 2, the bottom plate 3, the back plate 4, the first heat dissipation area 41, the first heat dissipation opening 411, the mounting rack 5, the support frame 6, the first ventilation opening 61, the electronic control box 7, the second ventilation opening 71, the mounting groove 72, the support block 73, the limiting block 74, the reinforcing rib 75, the clamping groove 76, the heat dissipation cover 8, the third ventilation opening 81, the second heat dissipation area 82, the second heat dissipation opening 821, the fourth ventilation opening 83, the clamping block 84, the electronic control board 9, the third heat dissipation area 101, the heat dissipation hole 102. Specific embodiments

[0027] The following details the embodiments of the present utility model. The examples of the embodiments are shown in the drawings, where the same or similar reference numerals represent the same or similar elements or elements with the same or similar functions throughout. The embodiments described below with reference to the drawings are exemplary and are only used to explain the present utility model and should not be construed as a limitation of the present utility model.

[0028] In the description of the present utility model, it should be understood that the orientation or positional relationships indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "left", "right", "front", "rear", "vertical", "horizontal", "top", "bottom", "inner", "outer", "inner side", "outer side", "inner end", "outer end", "axial direction", "radial direction", "circumferential direction", etc. are based on the orientation or positional relationships shown in the drawings, and are only for the convenience of describing the present utility model 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 thus should not be construed as a limitation to the present utility model. In addition, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features, which are used to distinguish and describe the features, without order or importance. In the description of the present utility model, unless otherwise specified, the meaning of "a plurality of" is more than two.

[0029] In an embodiment of the present utility model, such as Figures 1-7As shown in the figure, an electronic control board heat dissipation structure includes a first side plate 1, a second side plate 2, a bottom plate 3, a back plate 4, a mounting bracket 5, a support frame 6, an electronic control box 7, a heat dissipation cover 8 and an electronic control board 9; the back plate 4 is installed at the rear end of the bottom plate 3, the first side plate 1 and the second side plate 2 are respectively installed on the left and right sides of the bottom plate 3, the bottom of the mounting bracket 5 is installed on the bottom plate 3, the rear side of the mounting bracket 5 is installed on the back plate 4, the left and right sides of the mounting bracket 5 are respectively installed on the first side plate 1 and the second side plate 2, the front end face of the mounting bracket 5 is used for installing a fan, the first side plate 1 and the second side plate 2 are respectively provided with a third heat dissipation area 101, and the two third heat dissipation areas 101 are respectively located on the left and right sides of the front end of the mounting bracket 5; the front end of the support frame 6 is installed on the bottom plate 3, the rear end of the support frame 6 is installed on the top of the mounting bracket 5, the support frame 6 is provided with a first ventilation opening 61, the bottom of the electronic control box 7 is installed on the top of the rear end of the support frame 6, the left and right sides of the electronic control box 7 are respectively installed on the first side plate 1 and the second side plate 2, the electronic control board 9 is installed inside the electronic control box 7, and the electronic control box 7 is provided with a second ventilation opening 71; the heat dissipation cover 8 is installed on the electronic control box 7, the heat dissipation cover 8 covers the electronic control board 9, the rear side of the heat dissipation cover 8 is provided with a second heat dissipation area 82, the bottom of the heat dissipation cover 8 is provided with a third ventilation opening 81, the third ventilation opening 81 is communicated with one end of the first ventilation opening 61 through the second ventilation opening 71, the other end of the first ventilation opening 61 is used for connecting to a fan, the back plate 4 is provided with a first heat dissipation area 41, and the first heat dissipation area 41 is directly opposite to the second heat dissipation area 82.In this embodiment, the first side plate 1, the second side plate 2, the bottom plate 3, and the back plate 4 are all partial housing structures of the cold drink machine. During installation, the back plate 4 is installed at the rear end of the bottom plate 3, the first side plate 1 and the second side plate 2 are respectively installed on the left and right sides of the bottom plate 3, the bottom of the mounting frame 5 is installed on the bottom plate 3, the left and right ends of the mounting frame 5 are respectively installed and connected to the first side plate 1 and the second side plate 2, the rear end of the mounting frame 5 is installed and connected to the back plate 4, a heat exchanger is installed inside the mounting frame 5, a blower is installed on the front end face of the mounting frame 5, the bottom of the front end of the support frame 6 is respectively installed on the bottom plate 3 through support members, the bottom of the rear end of the support frame 6 is installed on the top of the mounting frame 5, and the electronic control box 7 is installed on the top of the rear end of the support frame 6, so that the second ventilation opening 71 of the electronic control box 7 is directly opposite to the first ventilation opening 61, and the left and right ends of the electronic control box 7 are respectively installed and connected to the first side plate 1 and the second side plate 2, the left and right outer walls of the electronic control box 7 are attached to the inner walls of the first side plate 1 and the second side plate 2. After installing the electronic control board 9 in the electronic control box 7, the heat dissipation cover 8 is installed on the electronic control box 7 and covers the electronic control board 9, so that the third ventilation opening 81 is directly opposite to the second ventilation opening 71. The numbers of the third ventilation opening 81, the second ventilation opening 71, and the first ventilation opening 61 are all two. During operation, the blower of the mounting frame 5 starts to operate to drive air flow. If the blower rotates forward, the first heat dissipation area 41 serves as the air inlet, and external air sequentially enters the interior of the electronic control box 7 through the first heat dissipation area 41 and the second heat dissipation area 82, and takes away the heat generated by the electronic control board 9. Specifically, the heat sequentially enters the front side of the mounting frame 5 from the third ventilation opening 81, the second ventilation opening 71, and the first ventilation opening 61, and is discharged to the outside from the two third heat dissipation areas 101. If the blower rotates in reverse, external air enters the front side of the mounting frame 5 from the two third heat dissipation areas 101, and sequentially enters the interior of the electronic control box 7 through the first ventilation opening 61, the second ventilation opening 71, and the third ventilation opening 81, and discharges the heat of the electronic control board 9 to the outside through the second heat dissipation area 82 and the first heat dissipation area 41 in sequence, so as to achieve the purpose of dissipating heat from the electronic control board 9. Through the first side plate 1, the second side plate 2, the bottom plate 3, the back plate 4, the mounting frame 5, the support frame 6, the electronic control box 7, the heat dissipation cover 8, the electronic control board 9, the first heat dissipation area 41, the second heat dissipation area 82, the third heat dissipation area 101, the first ventilation opening 61, the second ventilation opening 71, and the third ventilation opening 81, the heat dissipation cover 8 and the electronic control box 7 form a relatively airtight space, and air leakage can be avoided during heat dissipation, so that the heat generated by the operation of the electronic control board 9 can be quickly discharged, preventing its temperature from being too high and causing damage or malfunction, which is beneficial to improving the heat dissipation efficiency of the electronic control board heat dissipation structure.

[0030] Such asFigures 3-5 As shown, a fourth ventilation opening 83 is provided at the top of the heat sink 8, and the fourth ventilation opening 83 communicates with the first heat dissipation area 41. In this embodiment, the fourth ventilation opening 83 is provided at the top of the heat sink 8 so that the fourth ventilation opening 83 can communicate with the first heat dissipation area 41, thereby further improving the heat dissipation efficiency.

[0031] As Figures 3-5 shown, the second heat dissipation area 82 includes a plurality of second ventilation openings 821, and the plurality of second ventilation openings 821 are evenly distributed on the heat sink 8. The first heat dissipation area 41 includes a plurality of first ventilation openings 411, and the plurality of first ventilation openings 411 are evenly distributed on the back plate 4, and the first ventilation openings 411 are inclined downward. In this embodiment, during heat dissipation, the heat generated by the electronic control board 9 will sequentially be discharged to the outside through the plurality of second ventilation openings 821 and the plurality of first ventilation openings 411. Moreover, by adopting a multi-opening heat dissipation structure in cooperation with a heat dissipation structure inclined downward, not only can the heat be evenly dissipated, but also the air can be guided to flow downward, which helps to form air convection and improve the heat dissipation efficiency.

[0032] As Figures 6-7 shown, an installation groove 72, a support block 73, and a limiting block 74 are provided inside the electronic control box 7; the support block 73 and the limiting block 74 are respectively located inside the installation groove 72, and the plurality of support blocks 73 are evenly arranged along the shape direction of the installation groove 72, and the limiting block 74 is located behind the support block 73. In this embodiment, the installation groove 72 is a rectangular structure, the number of the support blocks 73 is eight, and the number of the limiting blocks 74 is two. When installing the electronic control board 9, specifically, one side of the electronic control board 9 is abutted against the plurality of support blocks 73 of the installation groove 72, and the other side of the electronic control board 9 is limited by the two limiting blocks 74 to prevent it from being displaced and disengaged. Finally, the electronic control board 9 is locked and fixed to the electronic control box 7 with locking screws. The plurality of support blocks 73 separate the electronic control board 9 from the wall surface of the installation groove 72 to form a heat dissipation space, thereby facilitating the air flow to take away the heat and further improving the heat dissipation efficiency.

[0033] As Figures 6-7 shown, a plurality of reinforcing ribs 75 are respectively provided on the left and right inner walls of the electronic control box 7, and the plurality of reinforcing ribs 75 are evenly spaced along the height direction of the electronic control box 7. In this embodiment, the plurality of reinforcing ribs 75 are respectively provided on the left and right inner walls of the electronic control box 7, thereby being able to strengthen the structural stability of the electronic control box 7 and making it not easily deformed.

[0034] As Figures 5-7As shown, the electronic control box 7 is provided with a clamping groove 76, and the bottom of the heat dissipation cover 8 is provided with a clamping block 84, and the clamping block 84 is clamped in the clamping groove 76. In this embodiment, the number of the clamping grooves 76 and the clamping blocks 84 is two respectively. The two clamping grooves 76 are located at the rear sides of the two limiting blocks 74. When installing the heat dissipation cover 8 on the electronic control box 7, specifically, the two clamping blocks 84 are clamped in the clamping grooves 76, and then locked and fixed with locking screws, which is convenient and fast, and not easy to loosen and deviate.

[0035] As Figures 1-3 shown, the third heat dissipation area 101 is composed of a plurality of heat dissipation units, and each heat dissipation unit is provided with three heat dissipation holes 102. In this embodiment, the plurality of heat dissipation units are evenly distributed on the first side plate 1 and the second side plate 2, so as to form the third heat dissipation area 101. Each heat dissipation unit is provided with three heat dissipation holes 102, which is beneficial to improving the heat dissipation efficiency.

[0036] A cold drink machine uses the electronic control board heat dissipation structure described above, and the cold drink machine is an ice cream machine or a smoothie machine.

[0037] In the description of this specification, the description of reference terms such as "one embodiment", "some embodiments", "schematic embodiments", "examples", "specific examples", or "some examples" etc. means that the specific features, structures, materials or characteristics described in connection with the embodiment or example are included in at least one embodiment or example of the present invention. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0038] Although the embodiments of the present invention have been shown and described, those of ordinary skill in the art can understand that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principles and spirit of the present invention. The scope of the present invention is defined by the claims and their equivalents.

Claims

1. An electric control board heat dissipation structure, characterized in that: It includes a first side plate, a second side plate, a bottom plate, a back plate, a mounting frame, a supporting frame, an electric control box, a heat dissipation cover and an electric control board; The back plate is installed at the rear end of the bottom plate, the first side plate and the second side plate are installed on the left and right sides of the bottom plate respectively, the bottom of the mounting frame is installed on the bottom plate, the rear side of the mounting frame is installed on the back plate, the left and right sides of the mounting frame are installed on the first side plate and the second side plate respectively, the front end surface of the mounting frame is used to install the fan, the first side plate and the second side plate are respectively provided with a third heat dissipation area, and the two third heat dissipation areas are respectively located on the left and right sides of the front end of the mounting frame; The front end of the support frame is mounted on the bottom plate, the rear end of the support frame is mounted on the top of the mounting frame, the support frame is provided with a first vent, the bottom of the electric control box is mounted on the top of the rear end of the support frame, the left and right sides of the electric control box are respectively mounted on the first side plate and the second side plate, the electric control board is mounted inside the electric control box, and the electric control box is provided with a second vent; A heat dissipation hood is installed on the electric control box, and the heat dissipation hood is arranged on the electric control board. A second heat dissipation zone is arranged on the rear side of the heat dissipation hood, and a third vent is arranged on the bottom of the heat dissipation hood. The third vent is connected with one end of the first vent through the second vent, and the other end of the first vent is used to connect to the fan. A first heat dissipation zone is arranged on the back plate, and the first heat dissipation zone is opposite to the second heat dissipation zone.

2. The heat dissipation structure of an electric control board according to claim 1, characterized in that: A fourth vent is disposed on the top of the heat dissipation cover, and the fourth vent is connected to the first heat dissipation area.

3. The heat dissipation structure of an electric control board according to claim 1 or 2, characterized in that: The second heat dissipation zone includes a plurality of second heat dissipation openings, which are evenly distributed on the heat dissipation cover; the first heat dissipation zone includes a plurality of first heat dissipation openings, which are evenly distributed on the back plate, and the first heat dissipation openings are arranged tilted downward.

4. The heat dissipation structure of an electric control board according to claim 1 or 2, characterized in that: The electric control box is provided with a mounting slot, a support block and a limit block inside; The support block and the limit block are respectively located in the installation groove, a plurality of the support blocks are evenly arranged along the shape direction of the installation groove, and the limit block is located at the rear side of the support block.

5. The heat dissipation structure of an electric control board according to claim 1 or 2, characterized in that: The left and right inner walls of the electric control box are respectively provided with a plurality of reinforcing ribs, and the plurality of reinforcing ribs are evenly spaced along the height direction of the electric control box.

6. The heat dissipation structure of an electric control board according to claim 1 or 2, characterized in that: The electric control box is provided with a card-mounting slot, and the bottom of the heat dissipation cover is provided with a card-mounting block, and the card-mounting block is card-mounted in the card-mounting slot.

7. The heat dissipation structure of an electric control board according to claim 2, characterized in that: The third heat dissipation area is composed of a plurality of heat dissipation units, and each of the heat dissipation units is provided with three heat dissipation holes.

8. A cold drink machine, characterized in that: Using the electric control board heat dissipation structure as described in any one of claims 1 to 7, the cold drink machine is an ice cream machine or a smoothie machine.

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