CN217545027U - A data center micro-PDU structure - Google Patents

Abstract

The utility model relates to a power distribution field, in particular to miniature PDU structure of data center. It includes the casing, the socket module is arranged on the casing, the one end of casing is equipped with the three-phase electrical interface, the socket module includes the circuit breaker, the live wire leads electrical drainage, the zero line leads electrical drainage, the ground wire leads electrical drainage, the extension line socket, the circuit breaker, the ground wire leads electrical drainage, extension line socket one end is all fixed on the casing, the extension line socket other end outwards extends along the casing, the output at the circuit breaker is connected to the live wire lead electrical drainage, the zero line leads electrical drainage and sets up the side clearance department at extension line socket input interface, the input of circuit breaker, the zero line leads electrical drainage, the ground wire leads electrical drainage and connects the fire of three-phase electricity respectively through the electronic wire, zero line, the ground wire interface, the extension line socket interface inserts the live wire respectively through the electronic wire and leads electrical drainage, the zero line leads electrical drainage, the ground wire leads electrical drainage. On the premise of ensuring safety, high efficiency, environmental protection and reliability, the volume of the PDU is optimally designed, and the occupation of the cabinet space is reduced as much as possible.

Description

A data center micro-PDU structure

technical field

The utility model relates to the field of power distribution, in particular to a micro-PDU structure of a data center.

Background technique

In recent years, applications such as the Internet of Things, content delivery, and 5G have created huge demands for data processing and data storage. Traditional centralized data centers need to accommodate more and more devices. With the continuous expansion of the data center and the deepening of cloud computing virtualization, there are more and more equipment in the data center cabinet. As much as possible to configure the equipment in the limited space in the cabinet, there is an urgent need to miniaturize various equipment, and the construction of data room There are newer and higher requirements for PDU (Power Distribution Unit, power distribution unit) products.

Utility model content

The utility model provides a miniature PDU structure of a data center, which aims to solve the problem that the existing PDU products are large in size and occupy limited space in the cabinet.

The utility model provides a micro-PDU structure of a data center, comprising a casing and at least one socket module, the socket modules are arranged on the casing, one end of the casing is provided with a three-phase electrical interface, and the socket module Including circuit breaker, live wire conductive bar, neutral wire conductive bar, ground wire conductive bar, extension wire socket, one end of the circuit breaker, ground wire conductive bar and extension wire socket are all fixed on the housing, The other end extends outward along the casing, the live wire conductive bar is connected to the output end of the circuit breaker, the neutral wire conductive bar is arranged at the side gap of the input interface of the extension wire socket, the input end of the circuit breaker, the zero wire conductive bar The wire conductive bar and the ground wire conductive bar are respectively connected to the fire, zero and ground interfaces of the three-phase electricity through the electronic wire, and the interface of the extension wire socket is respectively connected to the live wire conductive bar, the neutral wire conductive bar and the ground wire conductive bar through the electronic wire. .

As a further improvement of the present invention, the socket module further includes a live wire insulation column and a live wire terminal, the live wire insulation column is fixed inside the housing, and the live wire conductive bar is fixed on the live wire insulation column at one end away from the circuit breaker The live wire conductive bar is provided with a plurality of live wire connection holes, each of the live wire connection holes is fixed with a live wire terminal, and the live wire terminal is connected to the live wire interface of the extension socket through an electronic wire.

As a further improvement of the present invention, the input ends of the circuit breakers in the plurality of socket modules are connected in parallel with each other, and the input end of one circuit breaker is connected to a live wire interface of three-phase electricity.

As a further improvement of the present utility model, the socket module further includes a neutral wire insulation column and a neutral wire connection terminal. The neutral wire insulation column is fixed inside the casing and is located between the input interface of the extension wire socket and the side panel of the casing. In the gap, the neutral wire conductive row is fixed on the neutral wire insulation column, the neutral wire conductive row is provided with a plurality of neutral wire connection holes, and a neutral wire connection terminal is fixed on each of the neutral wire connection holes, The neutral wire terminal is connected to the neutral wire interface of the extension wire socket through an electronic wire.

As a further improvement of the present invention, the neutral conductor bars of a plurality of the socket modules are connected in series by electronic wires.

As a further improvement of the present invention, the socket module further includes a ground wire terminal, the ground wire conductive bar is connected to the inner side of the housing and spans the area where multiple socket modules are located, and the ground wire conductive bar A ground wire connection hole is provided in the area where each socket module is located, and a ground wire connection terminal is fixed on each of the ground wire connection holes. The ground wire connection terminal is connected to the ground wire of the extension socket through an electronic wire. interface.

As a further improvement of the present invention, it also includes a housing insulating sheet, the housing insulating sheet is connected to the inner side wall of the housing.

As a further improvement of the present invention, the two ends of the casing are provided with end panels, and the end panels are provided with mounting holes, and the casing is fixed to the cabinet through the cooperation of the fasteners and the mounting holes. Install the beam back.

As a further improvement of the present invention, the data center micro PDU structure includes a cover plate, the cover plate is connected to the back of the housing, and the cover plate is provided with mounting pegs, and the mounting pegs are connected to the mounting back in the cabinet. The board cooperates to hang the housing on the rear side of the cabinet.

As a further improvement of the present invention, the structure of the data center micro PDU further includes a ground wire and an electrical plug. One end of the ground wire is connected to the housing by a fastener, and the other end of the ground wire is connected to the housing. A user grounding interface; the electrical plug is connected to the three-phase electrical interface of the housing.

The beneficial effects of the utility model are: on the premise of ensuring safety, high efficiency, environmental protection and reliability, the volume of the PDU is optimized and designed to minimize the occupation of cabinet space. It adopts sheet metal shell, which is not easy to be deformed, and is durable. It supports horizontal and vertical installation. The internal wiring adopts a compact arrangement structure.

Description of drawings

Fig. 1 is the overall structure diagram of the first angle of view of the micro-PDU structure of the data center of the present invention;

Fig. 2 is the overall structure diagram of the second angle of view of the micro-PDU structure of the data center of the present invention;

Fig. 3 is the internal structure diagram of the micro-PDU structure of the data center of the present invention;

4 is a front view of the structure inside the data center mini-PDU structure of the present invention;

FIG. 5 is a partial structural diagram of the interior of the micro-PDU structure of the data center of the present invention.

Detailed ways

In order to make the purpose, technical solutions and advantages of the present utility model more clearly understood, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments.

As shown in FIG. 1 to FIG. 5 , a data center micro PDU structure of the present invention includes a housing 1 and at least one socket module, the socket modules are arranged on the housing 1, and one end of the housing 1 is provided with a three-phase Electrical interface, socket module includes circuit breaker 2, live wire conductive row 3, neutral wire conductive row 4, ground wire conductive row 5, extension wire socket 6, one end of circuit breaker 2, ground wire conductive row 5, extension wire socket 6 Fixed on the housing 1, the other end of the extension wire socket 6 extends outward along the housing 1, the live wire conductive bar 3 is connected to the output end of the circuit breaker 2, and the neutral wire conductive bar 4 is arranged on the side of the input interface of the extension wire socket 6. At the side gap, the input end of the circuit breaker 2, the neutral wire conductive row 4, and the ground wire conductive row 5 are respectively connected to the fire, zero and ground interfaces of the three-phase electricity through the electronic wire 7, and the interface of the extension wire socket 6 is respectively connected through the electronic wire 7. Connect to the live wire conductive row 3, the neutral wire conductive row 4, and the ground wire conductive row 5. The data center micro-PDU structure can include multiple socket modules, and the multiple socket modules are preferably arranged in a line, and can also be adjusted to other compact arrangement structures such as parallel arrangement, multi-layer arrangement, etc. according to the usage requirements.

In order to reduce the occupation of the internal space of the data center organization, the mini-PDU structure of the data center is designed to be relatively small in overall volume. Therefore, the structural positions of the components inside the PDU housing 1 are relatively compact. The arrangement positions of the plurality of socket modules are also arranged in a line along the length direction of the casing 1 to reduce excessive occupation of the casing 1 in the width direction. The socket adopts the structure of extension line connection. The output connector end of the extension line socket 6 is located outside the shell 1, and its input interface is connected to the shell 1 through the extension line. Because the interface of the extension line occupies a larger volume than the output connector of the socket body Therefore, the volume of the housing 1 is minimized under the condition of realizing the function of the socket. At the same time, in order to reduce the occupation of the internal space of the housing 1, the live wire conductive bar 3, the neutral wire conductive bar 4, and the ground wire conductive bar 5 are selected to be connected to the circuit breaker 2, the input interface of the extension wire socket 6, and the housing 1. In the gap, the live wire conductive row 3, the neutral wire conductive row 4, and the ground wire conductive row 5 are preferably copper bars, and each component is connected by a soft electronic wire 7. The arrangement position is more compact, and the flexible electronic wire 7 can be adapted to shuttle and connect various components in a compact space, so as to realize the passage between various components.

The input ends of circuit breakers 2 in the multiple socket modules are connected in parallel with each other, and the input end of one circuit breaker 2 is connected to a live wire interface of three-phase electricity. As shown in Figures 1 to 5, this structure can be a structure of three socket modules, the input end of the circuit breaker 2 of each socket module is connected to one of the live wires of the three-phase electricity through the electronic wire 7, and the circuit breaker 2 is controlled by The opening and closing of the switch further controls the connection and disconnection of the live wire and the live wire conductive row 3 .

The socket module also includes a live wire insulation column 31 and a live wire terminal 32. The live wire insulation column 31 is fixed inside the housing 1, and the end of the live wire conductive bar 3 away from the circuit breaker 2 is fixed on the live wire insulation column 31. There are a plurality of live wire connection holes, and a live wire connection terminal 32 is fixed on each of the live wire connection holes. The live wire insulation column 31 can be installed in the gap between the circuit breaker 2 and the input interface of the extension wire socket 6. One end of the live wire conductive row 3 is screwed to the output end of the circuit breaker 2, and the other end is screwed to the live wire insulation column 31. . Each live wire terminal 32 can be screwed on the live wire connection hole, and each live wire terminal 32 can be connected to at least one electronic wire 7. As shown in FIGS. 4 and 5, the utility model adopts four extension wire sockets 6 Structure, the live wire interfaces of every two extension wire sockets 6 share a live wire terminal 32 through the electronic wire 7, so that a single live wire conductive bar 3 can be adapted to multiple extension wire sockets 6 as required.

The neutral conductor bars 4 of a plurality of socket modules are connected in series through electronic wires 7 . There is only one neutral line interface for three-phase electricity. If all neutral line conductor bars 4 are connected to a neutral line interface through electronic line 7, the use length of electronic line 7 will increase, and the number of electronic lines 7 near the neutral line interface will also be increased. The number of electronic wires 7 is chaotically intertwined with each other, and since the housing 1 is of a compact structure, the difficulty of wiring is also increased. In this structure, the neutral wire conductive row 4 near the three-phase electrical interface is connected to the neutral wire interface of the three-phase electricity, and then connected in series with the first position of the other neutral wire conductive row 4, which reduces the use length of the electronic wire 7, and also makes the The electron wires 7 are arranged and distributed more concisely.

The socket module also includes a neutral line insulating column 41 and a neutral line terminal 42. The neutral line insulating column 41 is fixed inside the housing 1 and is located in the gap between the input interface of the extension line socket 6 and the side plate of the housing 1, and the neutral line conducts electricity. The row 4 is fixed on the neutral wire insulating column 41, the neutral wire conductive row 4 is provided with a plurality of neutral wire connection holes, each neutral wire connection hole is fixed with a neutral wire connection terminal 42, and the neutral wire connection terminal 42 passes electronic Line 7 is connected to the neutral interface of extension line socket 6 . The position of the neutral line insulating column 41 makes full use of the space gap in the housing 1, so that the neutral line conductive bar 4 can be fixed without taking up too much space in the housing 1. Both ends of the neutral line conductive bar 4 are screwed to the zero line. On the wire insulation column 41, each neutral wire terminal 42 can be screwed on the neutral wire connection hole, and each neutral wire terminal 42 can be connected to at least one electronic wire 7, as shown in FIG. In the structure of four extension line sockets 6, the neutral line interface of each two extension line sockets 6 shares a neutral line terminal 42 through the electronic wire 7, so that a single neutral line conductive bar 4 can be adapted to multiple extension line sockets according to requirements. 6.

The socket module also includes a ground wire terminal 51, the ground wire conductive bar 5 is connected to the inner side of the housing 1 and spans the area where the multiple socket modules are located, and the ground wire conductive bar 5 is located in the area where each socket module is located. A ground wire connection hole is provided, and a ground wire connection terminal 51 is fixed on each ground wire connection hole. The ground wire connection terminal 51 is connected to the ground wire interface of the extension wire socket 6 through the electronic wire 7 . The shell 1 is used as a grounding terminal, and the grounding effect can be achieved by directly fixing the ground conductor bar 5 inside the shell 1. In order not to occupy the space inside the shell 1, the ground conductor bar 5 is adapted to the shell 1. The long strip structure, the whole strip is fitted and fixed on the inner side of the shell 1. Each ground wire terminal 51 can be screwed on the ground wire connection hole, and each ground wire terminal 51 can be connected to at least one electronic wire 7. As shown in FIGS. 4 and 5, four extension wires are used in the present invention. In the structure of the socket 6 , the ground wire interfaces of every two extension wire sockets 6 share a ground wire terminal 51 through the electronic wire 7 , so that a single ground wire conductor bar 5 can be adapted to multiple extension wire sockets 6 as required.

As shown in FIG. 3 , the micro-PDU structure of the data center further includes a housing insulating sheet 11 , and the housing insulating sheet 11 is connected to the inner side wall of the housing 1 . In order to avoid the danger of short circuit caused by contact with the inner side wall of the housing 1, one side of the live conductor bar 3 and the neutral conductor bar 4 and their wiring, a side of the housing 1 close to the live conductor bar 3 and the neutral conductor bar 4 is installed. There is a casing insulating sheet 11 to solve the problem of short circuit caused by direct contact between the circuit and the casing 1 .

As shown in FIG. 1 to FIG. 5 , end panels 12 are provided at both ends of the housing 1, and mounting holes are provided on the end panels 12. The housing 1 is fixed behind the cabinet through the cooperation of fasteners and the mounting holes. Install the beam. Through the mounting holes on the end panel 12, the housing 1 can be fixed on the rear mounting beam of the data center cabinet by screws, so as to realize the connection and fixation of the entire PDU structure.

As shown in FIG. 2 , the structure of the data center mini-PDU includes a cover plate 13 , which is connected to the back of the housing 1 , and mounting pegs 14 are arranged on the cover plate 13 , and the mounting pegs 14 are matched with the mounting back plate in the cabinet. Hang the shell 1 on the rear side of the cabinet. The data center cabinet has an installation backplane, and the entire PDU structure can be hung on the rear side of the cabinet through the mounting pegs 14 on the cover plate 13 to be fixed.

As shown in FIG. 1 and FIG. 2 , the data center micro PDU structure further includes a ground wire 8 and an electrical plug 9 . One end of the ground terminal of the ground wire 8 is connected to the casing 1 by a tightening screw, and the other end of the ground terminal of the ground wire 8 is connected to the user grounding interface so that the casing 1 can be grounded. The power plug 9 is connected to the power supply in the cabinet of the data center or the external power supply, so as to realize the power supply to the micro PDU structure.

The structure of this data center mini-PDU has the following characteristics:

(1) Small volume. The traditional size is larger than 1U (44.5mm), the structure of this mini PDU is optimized to 876*35 (less than 1U)*40mm, the internal structure is compact, the sheet metal shell is not easy to deform, and it is durable. The product can be installed vertically in the cabinet (placed on the side of the cabinet, 0U position), one side can be installed up and down both sides, it can also be installed horizontally side by side, and it can also be installed on a peg. Compared with the common PDU structure of the same configuration, it greatly saves the available space of the cabinet.

(2) Internal wiring: compact and reliable. The electronic wire 7 is mixed with the copper bar, the input live wire is directly connected to the circuit breaker 2, and the output live wire directly locks the small copper bar at the output end of the circuit breaker 2; the copper bar of the neutral wire is arranged on the side of the output unit extension line socket 6 At the gap, the copper bars are connected by soft electronic wires 7; three-phase electrical input, single-phase output, and each phase individual magnetic circuit breaker 2 overload protection; compact copper bar structure combination can carry high-power power distribution products; no on the front In the case of space, the ground wire copper bar is fixed on the inner side of the PDU structure to meet the safety requirements and maximize the use of space.

(3) Output mode: socket extension line connection. When the overall size of the PDU is limited, there is no small enough socket to be installed on the PDU. The method of using extension cords cleverly avoids this problem. The combination of socket types and cord lengths can be adjusted according to requirements, such as GB1002_10A, GB1002_16A, IEC320_C13 , IEC320_C19, etc., and also make the internal connection more flexible and practical; the output socket adopts the way of extension cable, which does not occupy the space of the product body.

The above content is a further detailed description of the present invention in conjunction with specific preferred embodiments, and it cannot be considered that the specific implementation of the present invention is limited to these descriptions. For those of ordinary skill in the technical field of the present invention, without departing from the concept of the present invention, some simple deductions or substitutions can be made, which should be regarded as belonging to the protection scope of the present invention.

Claims (10)

1. A data center mini-PDU structure, characterized in that it comprises a housing and at least one socket module, the socket modules are arranged on the housing, and one end of the housing is provided with a three-phase electrical interface, and the socket is provided with a three-phase electrical interface. The module includes a circuit breaker, a live wire conductive bar, a neutral wire conductive bar, a ground wire conductive bar, and an extension wire socket. The other end of the socket extends outward along the casing, the live wire conductive bar is connected to the output end of the circuit breaker, the neutral wire conductive bar is arranged at the side gap of the input interface of the extension wire socket, and the input end of the circuit breaker , Neutral wire conductive bar, ground wire conductive bar are respectively connected to the fire, zero and ground interfaces of three-phase electricity through electronic wires, and the interface of the extension line socket is connected to the live wire conductive bar, neutral wire conductive bar, and ground wire respectively through electronic wires. Conductive row. 2 . The data center micro-PDU structure according to claim 1 , wherein the socket module further comprises a live wire insulating column and a live wire terminal, the live wire insulating column is fixed inside the housing, and the live wire conductive row is 2. 3 . The end away from the circuit breaker is fixed on the live wire insulation column, the live wire conductive bar is provided with a plurality of live wire connection holes, and a live wire connection terminal is fixed on each of the live wire connection holes, and the electronic wire passes through the live wire connection terminal. Connect to the FireWire socket of the extension cord socket. 3. The data center micro-PDU structure according to claim 1 or 2, wherein the input ends of the circuit breakers in the plurality of socket modules are connected in parallel with each other, and the input end of one circuit breaker is connected to a three-phase power supply. A FireWire interface. 4 . The data center micro-PDU structure according to claim 1 , wherein the socket module further comprises a neutral wire insulation column and a neutral wire connection terminal, and the neutral wire insulation column is fixed inside the housing and located in the extension 4. 4 . In the gap between the input interface of the line socket and the side plate of the casing, the neutral line conductive row is fixed on the neutral wire insulation column, and a plurality of neutral wire connection holes are arranged on the neutral wire conductive row, and each neutral wire A neutral wire connection terminal is fixed on the contact hole, and the neutral wire connection terminal is connected to the neutral wire interface of the extension wire socket through an electronic wire. 5 . The data center micro PDU structure according to claim 1 or 4 , wherein the neutral conductor bars of the plurality of socket modules are connected in series by electronic wires. 6 . 6 . The data center micro PDU structure according to claim 1 , wherein the socket module further comprises a ground wire terminal, and the ground wire conductive bar is connected to the inner side of the housing and spans a plurality of sockets. 7 . In the area where the module is located, the ground wire conductive row is provided with a ground wire connection hole at the area where each socket module is located, and a ground wire connection terminal is fixed on each of the ground wire connection holes, and the ground wire is connected The terminal is connected to the ground wire interface of the extension wire socket through the electronic wire. 7 . The data center micro-PDU structure according to claim 1 , further comprising a housing insulating sheet, the housing insulating sheet being connected to the inner side wall of the housing. 8 . 8 . The data center micro PDU structure according to claim 1 , wherein each end of the housing is provided with an end panel, and the end panel is provided with mounting holes, and fasteners and mounting holes are provided on the end panels. 9 . The matching of the positions fixes the housing on the rear mounting beam of the cabinet. 9 . The micro-PDU structure of the data center according to claim 1 , characterized in that it comprises a cover plate, the cover plate is connected to the back of the casing, the cover plate is provided with mounting pegs, and the mounting pegs The casing is hung on the rear side of the cabinet in cooperation with the installation backplane in the cabinet. 10 . The data center micro-PDU structure according to claim 1 , further comprising a ground wire and an electrical plug, one end of the ground terminal of the ground wire is connected to the housing by a fastener, and the ground wire The other end of the grounding terminal is connected to the user grounding interface; the power connection plug is connected to the three-phase electrical interface of the housing.

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