CN220043854U - Anti-backflow electronic equipment - Google Patents
Anti-backflow electronic equipment Download PDFInfo
- Publication number
- CN220043854U CN220043854U CN202321228460.0U CN202321228460U CN220043854U CN 220043854 U CN220043854 U CN 220043854U CN 202321228460 U CN202321228460 U CN 202321228460U CN 220043854 U CN220043854 U CN 220043854U
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- air outlet
- baffle
- fan assembly
- electronic device
- air
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- 230000002265 prevention Effects 0.000 claims description 23
- 230000000712 assembly Effects 0.000 claims description 5
- 238000000429 assembly Methods 0.000 claims description 5
- 230000002159 abnormal effect Effects 0.000 abstract description 11
- 238000012423 maintenance Methods 0.000 abstract description 9
- 230000000903 blocking effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000000605 extraction Methods 0.000 description 4
- 230000017525 heat dissipation Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
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- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an anti-backflow electronic device. The electronic device comprises a case and a baffle assembly; the case is provided with an air outlet, and a fan assembly is connected in the air outlet along the air outlet direction in a pluggable manner; the baffle plate assembly comprises a baffle plate, the baffle plate is rotationally connected to the side wall of the air outlet, when the fan assembly is inserted into the air outlet, the baffle plate is positioned at a first position to avoid the air outlet, and the baffle plate is positioned between the fan assembly and the side wall of the air outlet; when the fan assembly is pulled out from the air outlet, the baffle rotates to the second position to shield the air outlet. When the backflow-preventing electronic equipment is in an abnormal use scene of a certain fan assembly, such as the redundancy of the certain fan assembly and the plugging and maintenance of a certain screen, the baffle can play a role in blocking the back-drawing hot air from the corresponding air outlet, high-temperature backflow is avoided, the thermal stability of the equipment under the abnormal use scene is higher, the temperature of devices in the case is more stable, and the operation is more reliable.
Description
Technical Field
The utility model relates to the technical field of electronic equipment, in particular to backflow-preventing electronic equipment.
Background
With the rapid development of related fields such as communication, cloud computing and the like, the power consumption of switching devices such as high-end routing, switches and the like is rapidly increased, and the heat dissipation capability of the devices is more challenging. The fan, as the main heat dissipation system component of the device, plays a critical role in the thermal reliability of the device.
In order to ensure high reliability of equipment, currently mainstream data center operators not only require that the equipment can work normally in normal use environments, but also require that the equipment can meet use under abnormal working conditions. The abnormal use scenes mainly include: fan unplugging redundancy, screen plug maintenance, etc. The fan extraction redundancy means that the whole fan in the case is extracted, and the fan extraction redundancy is added with air quantity loss caused by the air suction backflow of the adjacent fans when the air quantity is reduced. The screen board plug-in maintenance refers to screen board plug-in the running state of the whole machine, and fan plug-in, screen board plug-in replacement and the like are required to be carried out during the screen board plug-in maintenance.
At present, a common fan radiating mode in the industry cannot meet the requirements of fan unplugging redundancy, air volume reduction under the condition of screen board plug maintenance and air volume loss caused by air draft reflux, and cannot meet the requirements of high-power-consumption equipment on heat stability under abnormal use conditions.
Disclosure of Invention
The embodiment of the utility model provides an anti-backflow electronic device, which is used for meeting the thermal stability of high-power-consumption equipment under an abnormal use scene.
The embodiment of the utility model provides anti-backflow electronic equipment, which comprises a case and a baffle assembly. The case is provided with an air outlet, and a fan assembly is connected in the air outlet in a pluggable manner along the air outlet direction. The baffle plate assembly comprises a baffle plate, the baffle plate is rotationally connected to the side wall of the air outlet, when the fan assembly is inserted into the air outlet, the baffle plate is positioned at a first position to avoid the air outlet, and the baffle plate is positioned between the fan assembly and the side wall of the air outlet; when the fan assembly is pulled out of the air outlet, the baffle rotates to a second position to shield the air outlet.
According to an aspect of an embodiment of the present utility model, when the baffle is in the first position, the baffle is parallel to the air outlet direction; when the baffle rotates to the second position, the baffle is perpendicular to the air outlet direction.
According to an aspect of the embodiment of the present utility model, the baffle assembly includes a baffle reset structure, the baffle reset structure is respectively connected with the baffle and the side wall of the air outlet, and when the fan assembly is pulled out from the air outlet, the baffle reset structure drives the baffle to rotate to the second position.
According to an aspect of the embodiment of the present utility model, the number of baffle assemblies is plural, and when the baffles are in the second position, the baffles of the plurality of baffle assemblies are sequentially and adjacently arranged along a direction perpendicular to the air outlet direction.
According to one aspect of the embodiment of the utility model, the air outlet is provided with a first end and a second end along the air outlet direction, the first end of the air outlet is close to the interior of the case, and the second end of the air outlet is far away from the interior of the case; the baffle is rotatably connected to the air outlet at a position close to the first end, or the baffle is rotatably connected to the air outlet at a position close to the second end.
According to one aspect of the embodiment of the utility model, the fan assembly comprises a fan and a frame structure, wherein the fan is arranged in the frame structure, and the frame structure is connected in the air outlet in a pluggable manner along the air outlet direction.
According to one aspect of the embodiment of the utility model, the fan assembly comprises a backflow prevention piece, the backflow prevention piece is rotatably connected to one end of the frame structure, which is close to the interior of the case, and when the fan assembly works, the backflow prevention piece is in an open position; when the fan assembly stops working, the backflow prevention piece rotates to a closing position to prevent the air outside the case from entering the inside of the case.
According to an aspect of the embodiment of the present utility model, the number of the backflow prevention sheets is plural, and the backflow prevention sheets are sequentially and adjacently arranged along a direction perpendicular to the air outlet direction.
According to one aspect of the embodiment of the utility model, a mounting groove is formed in the chassis, and the mounting groove is used for arranging pluggable devices; the mounting grooves and the air outlet are arranged along the air outlet direction.
According to one aspect of the embodiment of the utility model, one end of the mounting groove, which is close to the air outlet, is rotatably connected with a board card wind shielding panel, and when the pluggable device is inserted into the mounting groove, the board card wind shielding panel is in an open position; when the pluggable device is pulled out of the mounting groove, the board wind shielding panel rotates to a closing position to block air flow from passing through the mounting groove.
When the backflow-preventing electronic equipment provided by the embodiment of the utility model is in an abnormal use scene of a certain fan assembly, such as the unplugged redundancy of a certain fan assembly and the plug-in maintenance of a certain screen, the baffle can play a role in blocking the back-suction hot air from the corresponding air outlet, so that the occurrence of high-temperature backflow is avoided, the thermal stability of the equipment under the abnormal use scene is higher, the temperature of devices in a case is more stable, and the operation is more reliable.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments of the present utility model will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present utility model, and other drawings may be obtained according to these drawings without inventive effort to a person of ordinary skill in the art.
Fig. 1 is a schematic structural diagram of a baffle of an anti-backflow electronic device in a first position according to an embodiment of the present utility model;
fig. 2 is a schematic structural diagram of a baffle of an anti-backflow electronic device in a second position according to an embodiment of the present utility model;
fig. 3 is a schematic structural diagram of a baffle of an electronic device with backflow prevention in a second position according to another embodiment of the present utility model;
fig. 4 is a schematic structural diagram of a baffle of an electronic device with backflow prevention in a second position according to another embodiment of the present utility model.
Reference numerals:
100-a case; 300-a fan assembly; 400-pluggable devices; 101-an air outlet; 102-a mounting groove; 201-a baffle; 301-a backflow preventing sheet; 302-frame structure.
Detailed Description
Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following detailed description of the embodiments and the accompanying drawings are provided to illustrate the principles of the utility model and are not intended to limit the scope of the utility model, i.e., the utility model is not limited to the embodiments described.
In the description of the present utility model, it should be noted that the terms "first" and "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance unless otherwise indicated; the meaning of "plurality" is two or more; the orientation or positional relationship indicated by the terms "inner", "outer", etc. are based on the orientation or positional relationship shown in the drawings, are merely for convenience of description and to simplify the description, and are not indicative or implying that the apparatus or elements in question must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present utility model.
The embodiment of the utility model provides an anti-backflow electronic device which can be used as electronic devices such as communication devices, routing switches, computers, servers and the like.
Referring to fig. 1 and 2, in an implementation, a backflow prevention electronic device may include a chassis 100 and a baffle assembly. The case 100 is provided with an air outlet 101 and an air inlet, a fan assembly 300 is connected in the air outlet 101 along the air outlet direction in a pluggable manner, the fan assembly 300 can pump out air in the case 100 from the air outlet 101, fresh air is supplemented into the case 100 from the air inlet to form air flow, heat of devices in the case 100 is taken away, and heat dissipation of the devices in the case 100 is achieved. In practical application, the chassis 100 may have a plurality of air outlets 101, where the size of the air outlets may be larger or smaller, and may be flexibly set according to the device size, the fan power, etc., and the fan assembly 300 may be pluggable and connected in each air outlet 101.
In particular embodiments, the baffle assembly may include a baffle 201, where the baffle 201 may be pivotally connected to the sidewall of the outlet 101 by means of a hinge or the like. The thick solid line in fig. 1 represents the baffle 201. When the fan assembly 300 is inserted into the air outlet 101, that is, when the fan assembly 300 is in place, the baffle 201 is in the first position to avoid the air outlet 101, and the baffle 201 may be located between the fan assembly 300 and the sidewall of the air outlet 101, and the air flow may pass through the air outlet 101. When the fan assembly 300 is pulled out from the air outlet 101, i.e. when the fan assembly 300 is pulled out to be redundant, the baffle 201 can be rotated to the second position to block the air outlet 101, thereby blocking the air flow from passing through the air outlet 101 and preventing the hot air from being pulled back from the air outlet 101.
When the backflow-preventing electronic device provided by the embodiment of the utility model is in an abnormal use scene of a certain fan assembly 300, such as the redundancy of the certain fan assembly 300 and the plugging and maintenance of a certain screen, the baffle 201 can play a role of blocking the backflow of hot air from the corresponding air outlet 101, so that the occurrence of high-temperature backflow is avoided, the thermal stability of the device under the abnormal use scene is higher, the temperature of devices in the case 100 is more stable, and the operation is more reliable.
As a possible embodiment, the baffle 201 may be parallel to the air outlet direction when the baffle 201 is in the first position. When the baffle 201 rotates to the second position, the baffle 201 may be perpendicular to the air outlet direction.
In a specific implementation, when the fan assembly 300 is pulled out from the air outlet 101, the baffle 201 can rotate to the second position under the negative pressure in the chassis 100, so as to block the back-pumped hot air. In addition, the baffle assembly may include a baffle reset structure connected to the baffle 201 and the sidewall of the air outlet 101, respectively, and the baffle reset structure may drive the baffle 201 to rotate to the second position when the fan assembly 300 is pulled out from the air outlet 101. For example, the baffle return structure may employ a spring, two ends of which are respectively connected to the baffle 201 and the sidewall of the air outlet 101, and when the baffle 201 is in the first position, the spring is in a stretched state, and when the fan assembly 300 is pulled out from the air outlet 101, the baffle 201 rotates to the second position under the tension of the spring. The baffle reset structure can adopt other elastic parts besides springs, such as elastic ropes, elastic bands and the like.
In a specific implementation, the air outlet 101 has a first end and a second end along the air outlet direction, the first end of the air outlet 101 is close to the interior of the chassis 100, and the second end of the air outlet 101 is far away from the interior of the chassis 100. In particular, as shown in fig. 2, the baffle 201 may be rotatably connected to the air outlet 101 near the first end, or, as shown in fig. 3, the baffle 201 may be rotatably connected to the air outlet 101 near the second end. In both arrangements, the direction of rotation of the flap 201 is different when it is rotated from the first position to the second position. The thick solid line in fig. 2 and 3 indicates the shutter 201, the arrow indicates the rotation direction of the shutter 201, and the broken line indicates the rotation locus of the shutter 201.
In actual setting, as shown in fig. 4, the number of baffle assemblies may be plural, and when the baffle 201 is at the second position, the baffles 201 of the plural baffle assemblies may be arranged adjacently in sequence along the direction perpendicular to the air outlet direction, and when a certain fan assembly 300 pulls out redundancy, the plural baffles 201 may jointly cover the corresponding air outlet 101. The thick solid line in fig. 4 indicates the shutter 201, the arrow indicates the rotational direction of the shutter 201, and the broken line indicates the rotational locus of the shutter 201.
As one possible implementation, the fan assembly 300 may include a fan and a frame structure 302, the fan being disposed within the frame structure 302, the fan and the frame structure 302 may be a unitary structure. The frame structure 302 is connected in the air outlet 101 in a pluggable manner along the air outlet direction.
In particular implementations, the fan assembly 300 may further include a backflow prevention tab 301, where the backflow prevention tab 301 may be rotatably coupled to an end of the frame structure 302 near the interior of the chassis 100. When the fan assembly 300 is operated, the backflow preventing sheet 301 is in an open position, and when the fan assembly 300 is stopped, the backflow preventing sheet 301 is rotated to a closed position to block the outside air of the cabinet 100 from entering the inside of the cabinet 100. Thus, the backflow preventing sheet 301 may function to block back-pumping when the fan assembly 300 is stopped, i.e., when the fan assembly 300 fails in place (in-place redundancy). In particular, when the back-flow prevention piece 301 is in the open position, the back-flow prevention piece 301 may be parallel to the air-out direction. When the back flow preventing piece 301 rotates to the closed position, the back flow preventing piece 301 may be perpendicular to the air outlet direction.
In particular embodiments, when the fan assembly 300 is not in operation, the anti-backflow tab 301 may be rotated to the closed position under the negative pressure within the chassis 100 to block back-suction. In addition, the fan assembly 300 may further include a backflow prevention piece reset structure connected to the backflow prevention piece 301 and the frame structure 302, respectively, and the backflow prevention piece reset structure drives the backflow prevention piece 301 to rotate to the closed position when the fan assembly 300 stops operating. Similar to the above embodiment, the return preventing piece resetting structure may be an elastic member such as a spring, a bungee cord, an elastic band, etc., for example, the two ends of the spring are respectively connected to the return preventing piece 301 and the frame structure 302, when the return preventing piece 301 is in the open position, the spring is in a stretched state, and when the fan assembly 300 stops working, the return preventing piece 301 rotates to the closed position under the tension of the spring.
In specific implementation, the number of the backflow prevention sheets 301 may be plural, and the backflow prevention sheets 301 may be sequentially and adjacently arranged along the direction perpendicular to the air outlet direction.
As a possible implementation manner, the chassis 100 may be provided with a mounting slot 102, and the mounting slot 102 may be provided with a pluggable device 400, such as a net board (board card), etc. The mounting groove 102 and the air outlet 101 are arranged along the air outlet direction, and a distance can be kept between the mounting groove 102 and the air outlet 101 to facilitate the insertion and extraction of the pluggable device 400. One end of the mounting groove 102, which is close to the air outlet 101, can be rotationally connected with a board-card wind-shielding panel, when the pluggable device 400 is inserted into the mounting groove 102, the board-card wind-shielding panel is in an open position, and when the pluggable device 400 is pulled out from the mounting groove 102, the board-card wind-shielding panel rotates to a closed position to block air flow from passing through the mounting groove 102, so that the effects of blocking back suction and uniform air channels are achieved.
In practical application, when the screen board is required to be plugged and unplugged for maintenance, the baffle 201 can be pulled or pushed open to unplug the screen board. To facilitate pulling the flap 201 apart, the flap 201 may be provided with a groove or a handle or the like. In particular, the card wind shield panel may be parallel to the air outlet direction when the card wind shield panel is in the open position. When the board card wind shielding panel rotates to the closing position, the board card wind shielding panel can be perpendicular to the air outlet direction.
In a specific implementation, a board wind shielding panel reset structure is connected between the board wind shielding panel and the mounting groove 102, and the board wind shielding panel reset structure is respectively connected with the board wind shielding panel and the end or the side wall of the mounting groove 102, and when the pluggable device 400 is pulled out from the mounting groove 102, the board wind shielding panel reset structure drives the board wind shielding panel to rotate to a closed position. Similar to the above embodiment, the reset structure of the board-card wind-shielding panel may use elastic members such as springs, elastic ropes, elastic bands, etc., where two ends of the springs are respectively connected with the board-card wind-shielding panel and the end or the side wall of the mounting groove 102, when the board-card wind-shielding panel is in the open position, the springs are in a stretched state, and when the pluggable device 400 is pulled out from the mounting groove 102, the board-card wind-shielding panel rotates to the closed position under the tension of the springs.
The backflow-preventing electronic equipment provided by the embodiment of the utility model has higher thermal stability, and can ensure the heat dissipation reliability of the fan assembly 300 under various abnormal use situations such as the extraction redundancy of the fan assembly 300, the plugging maintenance of the screen board, the position redundancy of the fan assembly 300 and the like.
It will be appreciated by persons skilled in the art that the foregoing description is only a specific embodiment of the utility model, and that the scope of the utility model is not limited thereto. It will be apparent to those skilled in the art that various modifications and variations can be made to the present utility model without departing from the spirit or scope of the utility model. Thus, it is intended that the present utility model also include such modifications and alterations insofar as they come within the scope of the appended claims or the equivalents thereof.
Claims (10)
1. An anti-backflow electronic device, comprising a chassis and a baffle assembly;
the case is provided with an air outlet, and a fan assembly is connected in the air outlet in an inserting and pulling way along the air outlet direction;
the baffle plate assembly comprises a baffle plate, the baffle plate is rotationally connected to the side wall of the air outlet, when the fan assembly is inserted into the air outlet, the baffle plate is positioned at a first position to avoid the air outlet, and the baffle plate is positioned between the fan assembly and the side wall of the air outlet; when the fan assembly is pulled out of the air outlet, the baffle rotates to a second position to shield the air outlet.
2. The electronic device of claim 1, wherein the baffle is parallel to the air-out direction when the baffle is in the first position;
when the baffle rotates to the second position, the baffle is perpendicular to the air outlet direction.
3. The electronic device of claim 1, wherein the baffle assembly includes a baffle reset structure connected to the baffle and the sidewall of the air outlet, respectively, the baffle reset structure driving the baffle to rotate to the second position when the fan assembly is pulled out of the air outlet.
4. The electronic device of any one of claims 1 to 3, wherein the plurality of baffle assemblies are arranged adjacently in sequence along a direction perpendicular to the air outlet direction when the baffle is in the second position.
5. The electronic device of claim 1, wherein the air outlet has a first end and a second end along the air outlet direction, the first end of the air outlet being proximate the interior of the enclosure, the second end of the air outlet being distal the interior of the enclosure;
the baffle is rotatably connected to the air outlet at a position close to the first end, or the baffle is rotatably connected to the air outlet at a position close to the second end.
6. The electronic device of claim 1, wherein a mounting slot is provided in the chassis, the mounting slot being configured to accommodate a pluggable device;
the mounting grooves and the air outlet are arranged along the air outlet direction.
7. The electronic device of claim 6, wherein a card wind shield panel is rotatably connected to an end of the mounting slot adjacent to the air outlet, the card wind shield panel being in an open position when the pluggable device is inserted into the mounting slot; when the pluggable device is pulled out of the mounting groove, the board wind shielding panel rotates to a closing position to block air flow from passing through the mounting groove.
8. The electronic device of claim 1, wherein the fan assembly comprises a fan and a frame structure, the fan being disposed within the frame structure, the frame structure being removably coupled within the air outlet in the air outlet direction.
9. The electronic device of claim 8, wherein the fan assembly includes a backflow prevention tab rotatably coupled to an end of the frame structure proximate the interior of the chassis, the backflow prevention tab being in an open position when the fan assembly is in operation; when the fan assembly stops working, the backflow prevention piece rotates to a closing position to prevent the air outside the case from entering the inside of the case.
10. The electronic device of claim 9, wherein the plurality of backflow prevention sheets are sequentially and adjacently arranged along a direction perpendicular to the air outlet direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321228460.0U CN220043854U (en) | 2023-05-19 | 2023-05-19 | Anti-backflow electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321228460.0U CN220043854U (en) | 2023-05-19 | 2023-05-19 | Anti-backflow electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220043854U true CN220043854U (en) | 2023-11-17 |
Family
ID=88733428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321228460.0U Active CN220043854U (en) | 2023-05-19 | 2023-05-19 | Anti-backflow electronic equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220043854U (en) |
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2023
- 2023-05-19 CN CN202321228460.0U patent/CN220043854U/en active Active
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