CN210246619U - Cabinet heat dissipation structure and alternating current-direct current conversion device - Google Patents
Cabinet heat dissipation structure and alternating current-direct current conversion device Download PDFInfo
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- CN210246619U CN210246619U CN201921591141.XU CN201921591141U CN210246619U CN 210246619 U CN210246619 U CN 210246619U CN 201921591141 U CN201921591141 U CN 201921591141U CN 210246619 U CN210246619 U CN 210246619U
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Abstract
The application relates to the technical field of alternating current-direct current conversion equipment, in particular to a cabinet heat dissipation structure and an alternating current-direct current conversion device. The cabinet heat dissipation structure is used for the alternating current-direct current conversion device and comprises a cabinet body; the cabinet body is provided with a first air inlet, a second air inlet, a first air outlet and a second air outlet; the first air inlet and the first air outlet form a first heat dissipation air channel therebetween, the second air inlet and the second air outlet form a second heat dissipation air channel therebetween, the first heat dissipation air channel is used for dissipating heat of a power unit module in the cabinet body, and the second heat dissipation air channel is used for dissipating heat of a reactor in the cabinet body. This application is used for respectively to power unit module and reactor heat dissipation through having set up independent first heat dissipation wind channel and second heat dissipation wind channel, has promoted the radiating effect, has reduced the temperature rise of device.
Description
Technical Field
The application relates to the technical field of alternating current-direct current conversion equipment, in particular to a cabinet heat dissipation structure and an alternating current-direct current conversion device.
Background
In the development and utilization processes of clean energy (such as photovoltaic power generation, wind power generation, hydroelectric power generation and the like), a high-power intelligent alternating current-direct current conversion device is required to be used. In the existing high-power intelligent alternating current-direct current conversion device, the heat dissipation air duct of the power unit module is communicated with the heat dissipation air duct of the reactor in series, so that the device is poor in heat dissipation effect and high in temperature rise.
SUMMERY OF THE UTILITY MODEL
An object of this application is to provide a rack heat radiation structure and interchange direct current conversion device for promote the radiating effect, reduce the device temperature rise.
The application provides a cabinet heat dissipation structure, which is used for an alternating current and direct current conversion device and comprises a cabinet body;
the cabinet body is provided with a first air inlet, a second air inlet, a first air outlet and a second air outlet;
the first air inlet and the first air outlet form a first heat dissipation air channel therebetween, the second air inlet and the second air outlet form a second heat dissipation air channel therebetween, the first heat dissipation air channel is used for dissipating heat of a power unit module in the cabinet body, and the second heat dissipation air channel is used for dissipating heat of a reactor in the cabinet body.
In the above technical solution, further, a cabinet body door and a cabinet body back plate of the cabinet body of the cabinet are arranged at an interval, the cabinet body door is provided with the first air inlet and the second air inlet, and the cabinet body back plate is provided with the first air outlet and the second air outlet;
an air duct baffle is arranged in the cabinet body, the air duct baffle is arranged between the power unit module and the reactor, and the air duct baffle separates the first heat dissipation air duct from the second heat dissipation air duct.
In the above technical solution, further, the heat sink module further comprises a module heat sink;
the module radiator is installed in the cabinet body, the power unit module can be connected with the module radiator, the module radiator is provided with a radiating through hole, and the radiating through hole is used for forming the first radiating air duct.
In the above technical solution, further, a first fan is disposed at one end of the heat dissipation through hole, an air outlet of the first fan is connected to the cabinet body back plate, and the air outlet of the first fan is disposed opposite to the first air outlet, and the first fan is configured to accelerate the air circulation speed in the heat dissipation through hole;
the first air inlet and the other end of the heat dissipation through hole are arranged oppositely.
In the above technical solution, further, the power unit module is installed on the first surface of the module radiator, two ends of the heat dissipation through hole are respectively opened on the second surface and the third surface of the module radiator, and the length direction of the heat dissipation through hole is parallel to the first surface.
In the above technical solution, further, the number of the heat dissipation through holes is plural, and the plural heat dissipation through holes are arranged in an array.
In the above technical solution, further, the module heat sink further includes a heat sink mounting bracket connected to the module heat sink, the heat sink mounting bracket is enclosed into an accommodating cavity, and the module heat sink is located in the accommodating cavity; the radiator mounting frame is connected with the cabinet body.
In the above technical solution, further, the reactor further includes a second fan, and the second fan is located at a side portion of the reactor;
the air outlet of the second fan is connected with the cabinet body back plate, and the air outlet of the second fan is opposite to the second air outlet.
In the above technical solution, further, the number of the first air inlets is multiple, and the first air inlets include multiple first air inlet holes arranged in an array; the number of the second air inlets is multiple, and the second air inlets comprise a plurality of second air inlet holes which are arranged in an array manner;
the number of the first air outlets is multiple, and the first air outlets comprise a plurality of first air outlet holes which are arranged in an array manner; the quantity of second air outlet is a plurality of, the second air outlet includes the second exhaust vent that a plurality of arrays were arranged.
The application also provides an alternating current-direct current conversion device, which comprises the cabinet heat radiation structure.
Compared with the prior art, the beneficial effect of this application is:
the cabinet heat dissipation structure is used for an alternating current-direct current conversion device and comprises a cabinet body; the cabinet body is provided with a first air inlet, a second air inlet, a first air outlet and a second air outlet; a first heat dissipation air channel is formed between the first air inlet and the first air outlet, a second heat dissipation air channel is formed between the second air inlet and the second air outlet, the first heat dissipation air channel is used for dissipating heat of the power unit module in the cabinet body, and the second heat dissipation air channel is used for dissipating heat of the reactor in the cabinet body.
Specifically, in the ac-dc converter, the power cell module and the reactor are main heat generation sources. A first heat dissipation air duct is formed between a first air inlet and a first air outlet which are formed in the cabinet body of the cabinet, and the first heat dissipation air duct is used for taking away heat dissipated by the power unit module; a second heat dissipation air channel is formed between a second air inlet and a second air outlet which are formed in the cabinet body, and the second heat dissipation air channel is used for taking away heat dissipated by the reactor. The first heat dissipation air duct and the second heat dissipation air duct are independent air ducts for enhancing the heat dissipation effect. Specifically, the positions of the first air inlet, the first air outlet and the second air outlet can be arranged on the cabinet body according to actual conditions.
The application provides a rack heat radiation structure through having set up independent first heat dissipation wind channel and second heat dissipation wind channel, is used for respectively to power unit module and reactor heat dissipation, has promoted the radiating effect, has reduced the temperature rise of device.
The application also provides an alternating current-direct current conversion device, which comprises the cabinet heat radiation structure. Based on the above analysis, the ac-dc converter device also has the above beneficial effects, and will not be described herein again.
Drawings
In order to more clearly illustrate the detailed description of the present application or the technical solutions in the prior art, the drawings needed to be used in the detailed description of the present application or the prior art description will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a schematic structural diagram of a cabinet door according to a first embodiment of the present application;
fig. 2 is a schematic structural diagram of a cabinet back plate according to an embodiment of the present application;
fig. 3 is a schematic air flow direction diagram of a first heat dissipation air duct and a second heat dissipation air duct according to an embodiment of the present application;
fig. 4 is an assembly schematic view of elements in a cabinet body provided in an embodiment of the present application at a first viewing angle;
fig. 5 is an assembly view of elements in a cabinet body according to an embodiment of the present application from a second perspective;
fig. 6 is an assembly view of the module heat sink according to the second embodiment of the present disclosure from a first perspective;
fig. 7 is an assembly view of the module heat sink according to the second embodiment of the present disclosure from a second perspective.
In the figure: 101-a cabinet body; 102-a first air inlet; 103-a second air inlet; 104-a first air outlet; 105-a second air outlet; 106-power cell module; 107-a reactor; 108-cabinet doors; 109-cabinet body back plate; 110-a module heat sink; 111-heat dissipating through holes; 112-a first fan; 113-a first surface; 114-a second surface; 115-a third surface; 116-a radiator mounting; 117-second fan; 118-the air outlet of the first fan.
Detailed Description
The technical solutions of the present application will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
In the description of the present application, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present application. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.
Example one
Referring to fig. 1 to 5, the cabinet heat dissipation structure provided by the present application is used for an ac-dc conversion device, and includes a cabinet body 101; the cabinet body 101 is provided with a first air inlet 102, a second air inlet 103, a first air outlet 104 and a second air outlet 105; a first heat dissipation air duct is formed between the first air inlet 102 and the first air outlet 104, a second heat dissipation air duct is formed between the second air inlet 103 and the second air outlet 105, the first heat dissipation air duct is used for dissipating heat of a power unit module 106 in the cabinet body 101, and the second heat dissipation air duct is used for dissipating heat of a reactor 107 in the cabinet body 101.
Specifically, in the ac-dc converter, the power cell module 106 and the reactor 107 are main heat generation sources. A first heat dissipation air duct is formed between a first air inlet 102 and a first air outlet 104 formed in the cabinet body 101, and the first heat dissipation air duct is used for taking away heat dissipated by the power unit module 106 through the power unit module; a second heat dissipation air duct is formed between a second air inlet 103 and a second air outlet 105 formed in the cabinet body 101, and the second heat dissipation air duct is used for taking away heat dissipated by the second heat dissipation air duct through the reactor 107. The first heat dissipation air duct and the second heat dissipation air duct are independent air ducts for enhancing the heat dissipation effect. Specifically, the positions of the first air inlet 102, the first air outlet 104, and the second air outlet 105 may be set on the cabinet body 101 according to actual situations.
The application provides a rack heat radiation structure through having set up independent first heat dissipation wind channel and second heat dissipation wind channel, is used for dispelling the heat to power unit module 106 and reactor 107 respectively, has promoted the radiating effect, has reduced the temperature rise of device.
In an optional scheme of this embodiment, a cabinet body door 108 and a cabinet body back plate 109 of the cabinet body 101 are arranged at an interval, the cabinet body door 108 is provided with a first air inlet 102 and a second air inlet 103, and the cabinet body back plate 109 is provided with a first air outlet 104 and a second air outlet 105; an air duct baffle is arranged in the cabinet body 101, the air duct baffle is arranged between the power unit module 106 and the reactor 107, and the air duct baffle separates a first heat dissipation air duct from a second heat dissipation air duct.
In this embodiment, since the operator generally inspects and debugs the components on the side of the cabinet door 108, in order to minimize the influence of hot wind on the operator, the first and second wind inlets 102 and 103 are disposed on the cabinet door 108, and the first and second wind outlets 104 and 105 are disposed on the cabinet back plate 109. In order to prevent the diffusion of the hot air between the first and second heat dissipation air ducts, an air duct baffle is provided between the power unit module 106 and the reactor 107.
In an optional scheme of this embodiment, the cabinet heat dissipation structure further includes a second fan 117, where the second fan 117 is located at a side of the reactor 107; the air outlet of the second fan 117 is connected to the cabinet body back plate 109, and the air outlet of the second fan 117 is opposite to the second air outlet 105.
In this embodiment, in order to improve the heat dissipation efficiency, the second fan 117 is disposed at the side of the reactor 107 to increase the air flow speed to take away more heat, and specifically, the number of the second fans 117 may be set according to actual conditions, and the plurality of the second fans 117 are disposed at both sides of the reactor 107, respectively.
The air outlet of the second fan 117 is connected to the cabinet body back plate 109, and the air outlet of the second fan 117 is arranged opposite to the second air outlet 105, so that after air passes through the reactor 107 to form hot air, the hot air can be directly discharged out of the cabinet body 101 from the second air outlet 105, the circulation path of the hot air in the cabinet body 101 is shortened, and the heat dissipation effect is further improved.
In an optional scheme of this embodiment, the number of the first air inlets 102 is multiple, and the first air inlets 102 include multiple first air inlet holes arranged in an array; the number of the second air inlets 103 is multiple, and the second air inlets 103 comprise multiple second air inlet holes which are arranged in an array; the number of the first air outlets 104 is multiple, and the first air outlets 104 include a plurality of first air outlet holes arranged in an array; the number of the second air outlets 105 is multiple, and the second air outlets 105 include a plurality of second air outlets arranged in an array.
In this embodiment, when a plurality of power unit modules 106 are disposed in the cabinet body 101, a plurality of first air inlets 102 and a plurality of first air outlets 104 may be disposed to increase the area of the first heat dissipation air duct; the first air inlet 102 includes a plurality of first air inlet holes arranged in an array, which can provide a certain shielding effect for internal components and also ensure a sufficient heat dissipation effect. The second air inlet 103 and the second air outlet 105 are similar to the first air inlet 102 and the first air outlet 104, and are not described herein.
Example two
The heat dissipation structure of the cabinet in the second embodiment is an improvement on the basis of the second embodiment, technical contents disclosed in the second embodiment are not described repeatedly, and the contents disclosed in the second embodiment also belong to the contents disclosed in the second embodiment.
Referring to fig. 6 and 7, in an alternative solution of this embodiment, the cabinet heat dissipation structure further includes a module heat sink 110; the module radiator 110 is installed in the cabinet body 101, the power unit module 106 can be connected to the module radiator 110, the module radiator 110 is provided with a heat dissipation through hole 111, and the heat dissipation through hole 111 is used for forming a first heat dissipation air duct.
In this embodiment, in order to enhance the heat dissipation effect of the power cell module 106, the module heat sink 110 is connected to the power cell module 106, and the module heat sink 110 absorbs the heat dissipated by the power cell module 106. The module heat sink 110 has a heat dissipating through hole 111, so that the heat dissipating area is large, and air flows through the heat dissipating through hole 111, thereby further improving the heat dissipating effect.
In an optional scheme of this embodiment, a first fan 112 is disposed at one end of the heat dissipation through hole 111, an air outlet 118 of the first fan is connected to the cabinet body back plate 109, the air outlet 118 of the first fan is disposed opposite to the first air outlet 104, and the first fan 112 is configured to accelerate air circulation speed in the heat dissipation through hole 111; the first air inlet 102 is disposed opposite to the other end of the heat dissipating through hole 111.
In this embodiment, the first air inlet 102 is disposed opposite to one end of the heat dissipating through hole 111, and reduces the path of air flowing into the heat dissipating through hole 111; the air inlet of the first fan 112 is communicated with the other end of the heat dissipation through hole 111, the air outlet 118 of the first fan is connected with the cabinet body back plate 109, and the air outlet 118 of the first fan is arranged opposite to the first air outlet 104, so that after air passes through the module radiator 110 to form hot air, the hot air can be directly discharged out of the cabinet body 101 from the first air outlet 104, the circulation path of the hot air in the cabinet body 101 is shortened, and the heat dissipation effect is further improved.
In an alternative scheme of this embodiment, the power unit module 106 is mounted on the first surface 113 of the module heat sink 110, two ends of the heat dissipation through hole 111 are respectively opened on the second surface 114 and the third surface 115 of the module heat sink 110, and the length direction of the heat dissipation through hole 111 is parallel to the first surface 113.
In this embodiment, the length direction of the heat dissipation through hole 111 is parallel to the first surface 113 on which the power unit module 106 is mounted, so as to ensure uniform heat dissipation at all positions of the first surface 113, thereby ensuring the heat dissipation effect on the power unit module 106. The opening surface of the heat dissipating through-hole 111 is not limited to the illustrated position, and may be opened from both sides of the module heat sink 110.
In the optional scheme of this embodiment, the number of the heat dissipating through holes 111 is multiple, and the multiple heat dissipating through holes 111 are arranged in an array, so as to ensure uniform heat dissipation at each position, thereby ensuring the heat dissipating effect on the power unit module 106.
In an optional solution of this embodiment, the cabinet heat dissipation structure further includes a heat sink mounting bracket 116 connected to the module heat sink 110, where the heat sink mounting bracket 116 encloses a receiving cavity, and the module heat sink 110 is located in the receiving cavity; the heat sink mounting 116 is connected to the cabinet body 101.
In this embodiment, the heat sink mounting bracket 116 is configured to mount the heat sink and the power unit module 106 in the cabinet 101, and since the module heat sink 110 does not need to be too large, especially the thickness in the direction away from the power unit module 106 is not too large, the heat sink mounting can support and mount the first fan 112 when the size of the first fan 112 exceeds the module heat sink 110.
EXAMPLE III
An embodiment of the present application provides an ac-dc converter, including the cabinet heat dissipation structure of any one of the above embodiments, and therefore, all the advantageous technical effects of the cabinet heat dissipation structure of any one of the above embodiments are achieved, and are not described herein again.
Finally, it should be noted that: the above embodiments are only used for illustrating the technical solutions of the present application, and not for limiting the same; although the present application has been described in detail with reference to the foregoing embodiments, it should be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present application. Moreover, those skilled in the art will appreciate that while some embodiments herein include some features included in other embodiments, rather than other features, combinations of features of different embodiments are meant to be within the scope of the application and form different embodiments.
Claims (10)
1. A heat radiation structure of a machine cabinet is used for an alternating current and direct current conversion device and is characterized by comprising a machine cabinet body;
the cabinet body is provided with a first air inlet, a second air inlet, a first air outlet and a second air outlet;
the first air inlet and the first air outlet form a first heat dissipation air channel therebetween, the second air inlet and the second air outlet form a second heat dissipation air channel therebetween, the first heat dissipation air channel is used for dissipating heat of a power unit module in the cabinet body, and the second heat dissipation air channel is used for dissipating heat of a reactor in the cabinet body.
2. The cabinet heat dissipation structure of claim 1, wherein a cabinet door and a cabinet back plate of the cabinet body of the cabinet are arranged at an interval, the cabinet door is provided with the first air inlet and the second air inlet, and the cabinet back plate is provided with the first air outlet and the second air outlet;
an air duct baffle is arranged in the cabinet body, the air duct baffle is arranged between the power unit module and the reactor, and the air duct baffle separates the first heat dissipation air duct from the second heat dissipation air duct.
3. The cabinet heat dissipation structure of claim 2, further comprising a module heat sink;
the module radiator is installed in the cabinet body, the power unit module can be connected with the module radiator, the module radiator is provided with a radiating through hole, and the radiating through hole is used for forming the first radiating air duct.
4. The cabinet heat dissipation structure of claim 3, wherein one end of the heat dissipation through hole is provided with a first fan, an air outlet of the first fan is connected with the cabinet body back plate, and the air outlet of the first fan is arranged opposite to the first air outlet, and the first fan is used for accelerating the air circulation speed in the heat dissipation through hole;
the first air inlet and the other end of the heat dissipation through hole are arranged oppositely.
5. The cabinet heat dissipation structure of claim 4, wherein the power unit module is mounted on a first surface of the module heat sink, two ends of the heat dissipation through hole are respectively opened on a second surface and a third surface of the module heat sink, and a length direction of the heat dissipation through hole is parallel to the first surface.
6. The cabinet heat dissipation structure of claim 5, wherein the number of the heat dissipation through holes is multiple, and the multiple heat dissipation through holes are arranged in an array.
7. The cabinet heat dissipation structure of claim 3, further comprising a heat sink mounting bracket coupled to the module heat sink, the heat sink mounting bracket enclosing a receiving cavity in which the module heat sink is located; the radiator mounting frame is connected with the cabinet body.
8. The cabinet heat dissipation structure according to claim 2, further comprising a second fan located at a side of the reactor;
the air outlet of the second fan is connected with the cabinet body back plate, and the air outlet of the second fan is opposite to the second air outlet.
9. The cabinet heat dissipation structure of claim 2, wherein the number of the first air inlets is multiple, and the first air inlets include multiple first air inlet holes arranged in an array; the number of the second air inlets is multiple, and the second air inlets comprise a plurality of second air inlet holes which are arranged in an array manner;
the number of the first air outlets is multiple, and the first air outlets comprise a plurality of first air outlet holes which are arranged in an array manner; the quantity of second air outlet is a plurality of, the second air outlet includes the second exhaust vent that a plurality of arrays were arranged.
10. An ac-dc converter comprising the cabinet heat dissipation structure according to any one of claims 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921591141.XU CN210246619U (en) | 2019-09-24 | 2019-09-24 | Cabinet heat dissipation structure and alternating current-direct current conversion device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921591141.XU CN210246619U (en) | 2019-09-24 | 2019-09-24 | Cabinet heat dissipation structure and alternating current-direct current conversion device |
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| Publication Number | Publication Date |
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| CN210246619U true CN210246619U (en) | 2020-04-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921591141.XU Active CN210246619U (en) | 2019-09-24 | 2019-09-24 | Cabinet heat dissipation structure and alternating current-direct current conversion device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113576274A (en) * | 2021-07-23 | 2021-11-02 | 广东美的厨房电器制造有限公司 | Door body and cooking device |
-
2019
- 2019-09-24 CN CN201921591141.XU patent/CN210246619U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113576274A (en) * | 2021-07-23 | 2021-11-02 | 广东美的厨房电器制造有限公司 | Door body and cooking device |
| CN113576274B (en) * | 2021-07-23 | 2023-08-18 | 广东美的厨房电器制造有限公司 | Door body and cooking device |
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Effective date of registration: 20201026 Address after: 100083 Beijing City, Haidian District Zhongguancun Road No. 18 smartfortune International Building A room 1605 Patentee after: BEIJING IN-POWER ELECTRIC Co.,Ltd. Patentee after: LANGFANG IN-POWER ELECTRIC Co.,Ltd. Address before: 100083 Beijing City, Haidian District Zhongguancun Road No. 18 smartfortune International Building A room 1605 Patentee before: BEIJING IN-POWER ELECTRIC Co.,Ltd. Patentee before: LANGFANG IN-POWER ELECTRIC Co.,Ltd. Patentee before: BEIJING IN-POWER NEW ENERGY Co.,Ltd. |