WO2022002109A1 - Uninterruptible power supply cabinet and uninterruptible power supply - Google Patents

Abstract

An uninterruptible power supply cabinet, comprising a main cabinet (1) and at least one of a first side cabinet (2) and a second side cabinet (3). The first side cabinet (2) is enclosed by a first front side plate (22), a first rear side plate, a first left side plate, a first bottom plate, and a first top plate (21) and can connect to the main cabinet (1) from the left side of the main cabinet (1) to enclose together with the main cabinet (1) to form a heat-dissipating space. The second side cabinet (3) is enclosed by a second front side plate (32), a second rear side plate, a second right side plate (33), a second bottom plate, and a second top plate (31) and can connect to the main cabinet (1) from the right side of the main cabinet (1) to enclose together with the main cabinet (1) to form a heat-dissipating space. When the cabinet merely comprises the first side cabinet (2), the main cabinet (1) further comprises a main cabinet right side plate; and when the cabinet merely comprises the second side cabinet (3), the main cabinet (1) further comprises a main cabinet left side plate. At least one exhaust port is formed on the first top plate (21) and the second top plate (31) respectively. The cabinet implements front in top out of air in the cabinet. The present invention also relates to an uninterruptible power supply comprising the uninterruptible power supply cabinet.

Description

Cabinets and Uninterruptible Power Supplies for Uninterruptible Power Supplies technical field

The utility model relates to a cabinet and a power supply, in particular to a cabinet for an uninterruptible power supply and an uninterruptible power supply.

Background technique

Uninterruptible Power Supply (UPS) is mainly used to prevent sudden interruption of mains power and improve power quality. The cabinet of the uninterruptible power supply in the prior art is usually surrounded by six side panels (ie, the front side panel, the rear side panel, the left side panel, the right side panel, the top panel and the bottom panel), and a large number of electrical components are accommodated in the cabinet. inside the cabinet. Since electrical components generate heat during operation, it is necessary to sufficiently dissipate heat in the interior space of the cabinet to ensure the normal operation of the uninterruptible power supply. At present, the commonly used heat dissipation method is to make the air flow forward and then out in the cabinet. Specifically, a plurality of air inlets are arranged on the front side panel, and a plurality of air outlets are arranged on the rear side panel, so that the air will flow into the cabinet through the air inlet and flow out of the cabinet through the air outlet. There needs to be a sufficiently large separation between the rear side panel and the corresponding wall to allow the gas to flow out unhindered. However, for users with limited installation space, it is usually desirable that the rear side panel of the uninterruptible power supply can be close to the wall to save space. In addition, since the same user usually buys multiple uninterruptible power supplies and arranges them in a room with left and right intervals, the user also does not want to set up exhaust ports on the left and right panels, so as to avoid the interference on the left and right side panels. and the device on the right.

SUMMARY OF THE INVENTION

In order to solve the above problems, the utility model provides a cabinet for an uninterruptible power supply. The cabinet can change the direction of gas flow in the cabinet to forward by adding one or two of the first side cabinet and the second side cabinet. It can be ejected, and it can also prevent the accumulation of dust, etc. in the cabinet.

The utility model provides a cabinet for an uninterruptible power supply, comprising a main cabinet, wherein the main cabinet comprises a main cabinet top plate, a main cabinet bottom plate, a main cabinet rear side plate and a main cabinet on which at least one air inlet is opened Front side panel. The cabinet also includes at least one of the first side cabinet and the second side cabinet. The first side cabinet is constructed to be enclosed by a first front side panel, a first rear side panel, a first left side panel, a first bottom panel and a first top panel and is designed to be accessible by means of the first front side The panel, the first rear side panel, the first bottom panel and the first top panel are respectively connected from the left side of the main cabinet to the main cabinet front side panel, the main cabinet rear side panel, the main cabinet bottom panel and the main cabinet top panel respectively to be connected with the main cabinet front panel. The main cabinets together form a heat dissipation space. The second side cabinet is constructed to be enclosed by a second front side panel, a second rear side panel, a second right side panel, a second bottom panel and a second top panel and is designed to be accessible by means of the second front side The panel, the second rear side panel, the second bottom panel and the second top panel are respectively connected from the right side of the main cabinet to the main cabinet front side panel, the main cabinet rear side panel, the main cabinet bottom panel and the main cabinet top panel respectively to be connected with the main cabinet front panel. The main cabinets together form a heat dissipation space. At least one exhaust port is respectively provided on the first top plate and the second top plate. Specifically, the cabinet with the above-mentioned configuration realizes the advance and ejection of the air flow in the cabinet.

Wherein, when the cabinet body only includes the first side cabinet, the first side cabinet is connected to the main cabinet, and the main cabinet also includes the right side panel of the main cabinet; when the cabinet body only includes the second side cabinet When the second side cabinet is connected to the main cabinet, the main cabinet further includes the left side panel of the main cabinet; when the cabinet body includes both the first side cabinet and the second side cabinet, the Both the first side cabinet and the second side cabinet are connected to the main cabinet. The cabinet with the above-mentioned configuration realizes the advance and ejection of air in the cabinet.

Preferably, an exhaust fan is provided in each of the exhaust ports opened on the first top plate and the second top plate.

Preferably, the exhaust fan adopts a DC fan, the first side cabinet further includes a first power board designed to supply energy for the exhaust fan of the first side cabinet, and the second side cabinet further includes A second power strip designed to power the exhaust fans of the second side cabinet.

Preferably, the exhaust fan adopts an AC fan.

Preferably, an air intake fan is provided in each air inlet opened on the front side panel of the main cabinet.

Preferably, when the cabinet body only includes the first side cabinet, the first side cabinet and the main cabinet are one piece.

Preferably, when the cabinet body only includes the second side cabinet, the second side cabinet and the main cabinet are one piece.

Preferably, when the cabinet body includes both the first side cabinet and the second side cabinet, the first side cabinet, the second side cabinet and the main cabinet are one piece.

The utility model also provides an uninterruptible power supply, which includes the above-mentioned cabinet for uninterruptible power supply, and also includes electrical components, wherein the electrical components are arranged in the main cabinet.

Description of drawings

Fig. 1 is a schematic diagram of six sides of a cuboid;

2 is a schematic diagram according to a first embodiment of the present invention;

Fig. 3 is the schematic diagram of the first side cabinet or the second side cabinet;

4 is a schematic diagram according to a second embodiment of the present invention;

FIG. 5 is a schematic diagram of a third embodiment according to the present invention.

List of reference signs

1. Main cabinet; 11. Main cabinet top panel; 12. Main cabinet front side panel; 13. Main cabinet right panel; 14. Air inlet; 2. First side cabinet; 21. First top panel; 22. First Front side panel; 23. The exhaust port of the first side cabinet; 24. The first power board; 3. The second side cabinet; 31. The second top panel; 32. The second front side panel; 33. The second right side panel ; 34. The exhaust port of the second side cabinet; 35. The second power board.

detailed description

Referring now to the accompanying drawings, the schematic scheme of the uninterruptible power supply cabinet disclosed by the present utility model will be described in detail. Although the drawings are provided to present some embodiments of the present invention, the drawings are not necessarily to scale of specific embodiments and certain features may be exaggerated, removed, or partially sectioned to better illustrate and explain the present invention A new type of disclosure. Some components in the drawings can be adjusted in position according to actual needs without affecting the technical effect.

Certain directional terms used hereinafter to describe the drawings are to be understood to have their normal meanings and refer to those directions to which the drawings are normally viewed. Specifically, the orientation of "front", "rear", "left", "right", "top" and "bottom" used in this document is clarified below by taking the cuboid in FIG. 1 as an example. "Front" in this context means the side facing the observer when viewing a cuboid, for example at the angle of Fig. 1, indicated by A in Fig. 1; "rear" means the side facing away from the observer, indicated by B in Fig. 1 "Left" refers to the side located on the left-hand side when viewed from the angle of Fig. 1, indicated by C in Fig. 1; "Right" refers to the side located on the right-hand side when viewed from the angle of Fig. 1, indicated by D in Fig. 1 "Top" is indicated by E in Figure 1; "Bottom" is indicated by F in Figure 1. The symbols A-F in FIG. 1 are located in the middle positions of their corresponding planes, respectively. In general, the rear side of the cabinet described below is the side that will face the wall or be next to the wall.

FIG. 2 shows a first embodiment of a cabinet for an uninterruptible power supply according to the present invention. The cabinet is composed of a main cabinet 1 , a first side cabinet 2 arranged on the left side of the main cabinet 1 , and a second side cabinet 3 arranged on the right side of the main cabinet 1 . The main cabinet 1 includes a main cabinet top panel 11, a main cabinet bottom panel (not shown), a main cabinet front side panel 12 and a main cabinet rear side panel (not shown), and the left and right sides of the main cabinet 1 are designed as It is opened to communicate with the first side cabinet 2 and the second side cabinet 3, so that the three together form a heat dissipation space. As shown in the figure, at least one air inlet 14 is provided on the front side panel 12 of the main cabinet. Preferably, an intake fan may be arranged within each air inlet 14 to facilitate the flow of ambient air into the main cabinet 1 .

FIG. 3 is a perspective view of the first side cabinet 2 or the second side cabinet 3 . The configuration of the first side cabinet 2 and the second side cabinet 3 is similar or identical herein, with the difference that when the structure shown in FIG. 3 is used as the first side cabinet 2, its open side will be on the right side And it will be arranged on the left side of the main cabinet 1 , and when the structure is used as the second side cabinet 3 , its open side will be on the left side and it will be arranged on the right side of the main cabinet 1 .

Specifically, the first side cabinet 2 is constructed by a first top panel 21 , a first bottom panel (not shown), a first front side panel 22 , a first rear side panel (not shown) and a first left side panel ( not shown), wherein at least one exhaust port 23 is opened on the first top plate 21 . During installation, as shown in FIG. 2 , the first top panel 21 will be airtightly connected to the main cabinet top panel 11 , the first bottom panel will be airtightly connected to the main cabinet bottom panel, and the first front side panel 22 will be airtightly connected to the main cabinet front side panel 12 Airtight connection, the first rear side panel will be airtightly connected with the rear side panel of the main cabinet. In this way, the gas communication between the first side cabinet 2 and the main cabinet 1 is realized, so that the two together enclose a heat dissipation space. The open right side enters the first side cabinet 2 and is then discharged from the exhaust port 23 formed on the first top plate 21 .

The second side cabinet 3 is configured to be surrounded by a second top panel 31 , a second bottom panel (not shown), a second front side panel 32 , a second rear side panel (not shown) and a second right side panel 33 , At least one exhaust port 34 is provided on the second top plate 31 . Also as shown in FIG. 2 , during installation, the second top panel 31 will be airtightly connected to the main cabinet top panel 11 , the second bottom panel will be airtightly connected to the main cabinet bottom panel, and the second front side panel 32 will be airtightly connected to the main cabinet front side panel 12 . Airtight connection, the second rear side panel will be airtightly connected with the rear side panel of the main cabinet. In this way, the gas communication between the second side cabinet 3 and the main cabinet 1 is realized, so that the two together enclose a heat dissipation space, that is, the air entering the main cabinet 1 from the air inlet 14 of the main cabinet can pass from the second side cabinet 3. The open left side enters the second side cabinet 3 and can then be discharged by means of the exhaust opening 34 on the second top plate 31 .

The cabinet having the configuration shown in Figure 2 achieves gas inflow from the front side of the cabinet and outflow from the top side. In general, there is a large enough gap (about 1 meter) between the top plate of the cabinet and the ceiling of the room where the cabinet is arranged, which is enough to allow the gas to pass from the first top plate 21 and the second top plate 31 unobstructed. The exhaust port flows out of the cabinet. Also, since the gas flows from the top, it does not interfere with other machines located on the left or right side of the cabinet. Preferably, in order to promote the circulation of gas in the cabinet, an exhaust fan is provided in each exhaust port 23 on the first top panel 21 and in each exhaust port 34 on the second top panel 31 . In cooperation with the above-mentioned intake fan, the exhaust fan can further accelerate the air flow in the cabinet, thereby achieving a better heat dissipation effect. Of course, those skilled in the art should understand that it is not necessary to correspondingly set an intake fan or an exhaust fan for each air inlet or each air outlet, and the setting position and number can be changed as required.

FIG. 4 shows a schematic diagram of a second embodiment of a cabinet for an uninterruptible power supply according to the present invention. Its configuration is basically similar to that of the first embodiment, except that the cabinet body does not include the second side cabinet 3, but instead includes the right side panel 13 of the main cabinet. The right side panel 13 of the main cabinet and the main cabinet top panel 11, the main cabinet bottom panel, the main cabinet front side panel 12 and the main cabinet rear side panel described above together form a main cabinet 1 with only the left side open. In this embodiment, the gas will also flow into the main cabinet 1 from the air inlet 14 of the main cabinet front side panel 12 , then into the first side cabinet 2 and through the exhaust on the first top panel 21 of the first side cabinet 2 Port 23 flows out of the cabinet.

5 shows a schematic diagram of a third embodiment of a cabinet for an uninterruptible power supply according to the present invention, and its configuration is basically similar to that of the first embodiment, except that the cabinet does not include the first side cabinet 2 , but instead includes a main cabinet left side panel (not shown). The left side panel of the main cabinet, together with the above-mentioned main cabinet top panel 11 , main cabinet bottom panel, main cabinet front side panel 12 and main cabinet rear side panel together form a main cabinet 1 open only on the right side. In this embodiment, the gas flows into the main cabinet 1 from the air inlet 14 on the front side panel 12 of the main cabinet, then into the second side cabinet 3 and through the exhaust port 34 on the second top panel 31 of the second side cabinet 3 out of the cabinet.

In addition, FIG. 5 schematically shows the flow direction of the air in the cabinet, that is, the air flows in from the front side panel of the main cabinet and flows out from the exhaust port of the second side cabinet. Although not shown, those skilled in the art can infer from the embodiment of the cabinet with only the second side cabinet when there is only the first side cabinet or both the first side cabinet and the second side cabinet. gas flow.

Users can choose to adopt a cabinet with one side cabinet or two side cabinets according to factors such as the size of the site, the required exhaust air volume or the exhaust air rate. The exhaust performance of the cabinets in the second embodiment and the third embodiment is similar, and the user can choose to use it according to the desired exhaust position.

The above-mentioned exhaust fan arranged at the exhaust port can be an AC fan or a DC fan. When a DC fan is used, the first side cabinet 2 also needs to include a first power board 24 capable of supplying power to the exhaust fan arranged in the exhaust port 23 of the first top panel 21, and the second side cabinet 3 also needs to include a The second power board 35 is powered by the exhaust fan in the exhaust port 34 of the second top plate 31 . Preferably, the first power board 24 can be fixedly mounted on the first left side board or the first bottom board, and the second power board 35 can be fixedly mounted on the second right side board 33 or the second bottom board. The first power strip 24 and the second power strip 35 are shown in phantom in Figures 2-4.

The specific implementation of the above-mentioned airtight connection can be, for example, screwing the first side cabinet 2 and/or the second side cabinet 3 to the main cabinet 1, wherein the first side cabinet 2 and/or the first side cabinet 2 and/or the second side cabinet 3 are screwed together. A gasket is provided between the secondary cabinet 3 and the main cabinet 1 . Of course, the corresponding side panels of the first side cabinet 2 and/or the second side cabinet 3 can also be directly welded to the corresponding side panels of the main cabinet 1 .

It needs to be clear that in this technical solution, the airtight connection between the first side cabinet 2 and the second side cabinet 3 and the main cabinet is not necessarily limited. There is a small amount of air circulation between the side cabinets 2 and the second side cabinets 3 connected to the main cabinet 1, as long as the aforementioned side cabinets and the main cabinet 1 are integrally combined to form a relatively certain heat dissipation space.

Although the above-mentioned main cabinet 1 , the first side cabinet 2 and the second side cabinet 3 are described as three separate components, those skilled in the art should understand that based on the above-mentioned first side cabinet 2 and the main cabinet 1 and the connection between the second side cabinet 3 and the main cabinet, in the second embodiment, the first side cabinet 2 can be integrated with the main cabinet 1; in the third embodiment, the second side cabinet 3 It can also be integrated with the main cabinet 1; in the first embodiment, the first side cabinet 2, the second side cabinet 3 and the main cabinet 1 can be integrated.

In addition, the number of exhaust ports and air intake ports is not limited herein, and those skilled in the art can set them according to the needs of exhaust air.

The article also provides an uninterruptible power supply including the above-mentioned cabinet, the uninterruptible power supply also includes a large number of electrical components, and these electrical components are arranged in the main cabinet 1 .

Those skilled in the art know that the cabinet of the uninterruptible power supply in the prior art basically only includes the main cabinet 1 described above. When the exhaust port is arranged on the rear side panel of the main cabinet as described in the background art, dust is likely to accumulate on the rear side panel of the main cabinet, and the accumulated dust can easily enter the main cabinet 1, which is not easy to clean and poses a safety hazard. . In this article, the exhaust port is not opened on the main cabinet 1 (eg, the main cabinet top plate 11 ), but is located at a position substantially obliquely above the main cabinet 1 , so dust will not directly accumulate in the main cabinet 1 . In addition, if an exhaust fan is arranged on the exhaust port, by further increasing the air circulation speed in the cabinet, dust is more difficult to accumulate, and even cannot enter the cabinet. In addition, as shown in FIG. 3 , baffles can also be provided on the open right side of the first side cabinet 2 and the open left side of the second side cabinet 3 to further block the possible entry into the first side cabinet 2 and the second side cabinet 3 through the exhaust port. The dust or foreign matter in the secondary cabinet 3 further enters the main cabinet. The shape and size of the baffle are not limited here, but it cannot cut off the gas communication between the first side cabinet 2 or the second side cabinet 3 and the main cabinet 1 .

Claims (10)

A cabinet body for an uninterruptible power supply, comprising a main cabinet (1), the main cabinet (1) comprising a main cabinet top plate (11), a main cabinet bottom plate, a main cabinet rear side plate and at least one air intake on the main cabinet The main cabinet front side panel (12) of the mouth (14) is characterized in that the cabinet body further comprises at least one of a first side cabinet (2) and a second side cabinet (3); the first side cabinet (2) is constructed to be surrounded by a first front side panel (22), a first rear side panel, a first left side panel, a first bottom panel and a first top panel (21) and is designed to be able to be A front side panel (22), a first rear side panel, a first bottom panel and a first top panel (21) are respectively connected from the left side of the main cabinet (1) to the main cabinet front side panels (12), The rear side panel of the main cabinet, the bottom panel of the main cabinet and the top panel (11) of the main cabinet together with the main cabinet (1) to form a heat dissipation space; the second side cabinet (3) is constructed by a second front side panel ( 32), the second rear side panel, the second right side panel (33), the second bottom panel and the second top panel (31) are enclosed and designed to be able to use the second front side panel (32), the second The rear side plate, the second bottom plate and the second top plate (31) are respectively connected to the main cabinet front side plate (12), the main cabinet rear side plate, the main cabinet bottom plate and the main cabinet from the right side of the main cabinet (1), respectively. The main cabinet top board (11) and the main cabinet (1) together form a heat dissipation space; at least one exhaust port is respectively provided on the first top board (21) and the second top board (31). The uninterruptible power supply cabinet according to claim 1, wherein when the cabinet only includes a first side cabinet, the first side cabinet is connected to the main cabinet, and the main cabinet further includes the right side panel of the main cabinet; when the cabinet body only includes the second side cabinet, the second side cabinet is connected to the main cabinet, and the main cabinet also includes the left side panel of the main cabinet; when the cabinet body simultaneously When the first side cabinet and the second side cabinet are included, both the first side cabinet and the second side cabinet are connected to the main cabinet. The cabinet for an uninterruptible power supply according to claim 2, wherein an exhaust fan is provided in each of the exhaust ports opened on the first top plate and the second top plate. The cabinet for an uninterruptible power supply according to claim 3, wherein the exhaust fan adopts a DC fan, and the first side cabinet further comprises a cabinet designed to supply power to the exhaust fan of the first side cabinet. The second side cabinet also includes a second power board designed to supply power to the exhaust fan of the second side cabinet. The cabinet for an uninterruptible power supply according to claim 3, wherein the exhaust fan is an AC fan. The cabinet for an uninterruptible power supply according to any one of the preceding claims, wherein an air intake fan is provided in each air inlet opened on the front side panel of the main cabinet. The cabinet for an uninterruptible power supply according to claim 1 or 2, wherein when the cabinet includes only the first side cabinet, the first side cabinet and the main cabinet are one piece. The uninterruptible power supply cabinet according to claim 1 or 2, wherein when the cabinet only includes the second side cabinet, the second side cabinet and the main cabinet are one piece. The cabinet for an uninterruptible power supply according to claim 1 or 2, wherein when the cabinet includes both the first side cabinet and the second side cabinet, the first side cabinet, the second side cabinet The second side cabinet and the main cabinet are integrated. An uninterruptible power supply, characterized by comprising the uninterruptible power supply cabinet according to any one of claims 1-9, and an electrical device, wherein the electrical device is arranged in the main cabinet.

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