WO2019210632A1

WO2019210632A1 - High-power transmission device cabinet and modular machine room

Info

Publication number: WO2019210632A1
Application number: PCT/CN2018/103196
Authority: WO
Inventors: 宋威; 王冬; 祁寿贤; 高毅勇; 昝向东; 刘博�; 徐云中; 王志勇
Original assignee: 烽火通信科技股份有限公司
Priority date: 2018-05-04
Filing date: 2018-08-30
Publication date: 2019-11-07
Also published as: BR112020013849A2; CN108617141B; CN108617141A

Abstract

The present invention relates to the field of heat dissipation apparatus for transmission machine rooms, and disclosed thereby are a high-power transmission device cabinet and a modular machine room; the cabinet comprises a main device frame which comprises flow guide channels disposed at a top portion and bottom portion of the main device frame, and a transmission cabinet frame disposed between the flow guide channels, wherein the flow guide channels are internally provided with hot air separation plates that separate incoming cold air from hot air generated after traversing the transmission cabinet frame; and a front frame and a rear frame, wherein the front frame and the rear frame are relatively fixedly disposed at front and rear side surfaces of the main device frame. The high-power transmission device cabinet and modular machine room of the present invention optimize the organization of generated airflow by means of the structural improvement of the transmission device cabinet, effectively reduce the modification and expansion periods and costs of operator machine rooms, achieve the flexible deployment of a high-power transmission device in a high-power transmission device machine room, and effectively solve the thermal bottleneck problem of the high-power transmission device.

Description

High-power transmission equipment cabinet and modular machine room

Technical field

The invention relates to the technical field of heat dissipation of a transmission room, and particularly relates to a high-power transmission equipment cabinet and a modular machine room.

Background technique

With the advent of the Internet+ era, new application requirements are emerging, such as the accelerated popularization of high-definition video such as 4K and 8K, resulting in increasing consumer demand for transmission bandwidth and frequent replacement of transmission equipment. In order to meet the operators' high transmission speed, large capacity, high integration and multi-service support requirements, the existing transmission equipment continuously upgrades its own functions, and its integration level is continuously improved and power consumption is rising sharply. At present, the power density of the existing mainstream transmission equipment is close to 20kW/rack (20kW per rack power), and there is still a rising trend, due to the existing transmission equipment "downward wind-up wind" and traditional data center IT The airflow organization of the equipment “advanced wind-back wind” is different. Under the trend of data fusion, the integration of transmission equipment and traditional data center IT equipment, such as low power density or old equipment room expansion, exists. Cooling and power supply issues require new integration solutions.

Compared with the traditional transmission room, the micro-modular room has the advantages of high integration, modularity, PUE (Power Usage Effectiveness, low data center equipment energy consumption/IT equipment energy consumption) and flexible deployment, which can effectively solve the same equipment room. There are many types of air ducts in the equipment, turbulence in airflow, local hot spots and complicated power supply and distribution. However, the existing micro-modular equipment room is mainly applied to the traditional data center IT equipment. How to unify the equipment of different airflow organization forms, and the application of the micro-modular equipment room to the transmission equipment room becomes an urgent problem to be solved.

In addition, in the computer room with high power consumption, in order to meet the heat dissipation requirement far higher than that of the general equipment room, the industry generally reduces the overall environmental temperature and humidity inside the equipment room by increasing the air conditioning cooling capacity of the computer room or increasing the number of air conditioners, so that each room in the equipment room The microenvironment temperature of the device meets its operating specifications. This method can ensure the stable operation of newly deployed transmission equipment in the equipment room, but requires more cooling capacity redundancy, increasing investment and energy consumption.

Summary of the invention

In view of the deficiencies in the prior art, the present invention aims to provide a high-power transmission equipment cabinet and a modular equipment room, and optimize the airflow organization through the transmission equipment cabinet structure, thereby effectively reducing the cycle and cost of the operator's equipment room. The flexible deployment of high-power transmission equipment in the high-power transmission equipment room can effectively solve the thermal bottleneck problem of high-power transmission equipment.

In order to achieve the above objectives, the technical solution adopted by the present invention is:

A high power transmission equipment cabinet, comprising:

The main equipment frame includes a flow guiding channel disposed at a top and a bottom thereof, and a transmission cabinet frame disposed between the flow guiding channels, wherein the guiding air channel is internally provided with a hot air baffle, and the entering cold air and the passing through The hot air generated after the transmission cabinet frame is isolated;

The front frame and the rear frame are relatively fixedly disposed on the front and rear sides of the main device frame.

The above-mentioned technical solution further includes a wiring air guiding frame disposed on the left and right sides of the main equipment frame, and a partition plate is disposed in the wiring air guiding frame to partition the space inside the frame into the air guiding channel and the optical fiber channel.

On the basis of the above technical solution, the partition in the wiring air guiding frame is divided into a first partition and a second partition, and the space inside the wiring air guiding frame is divided into mutually independent first optical fiber channels, The second fiber channel and the air guiding channel.

On the basis of the above technical solution, the wiring air guiding frame includes a first wiring air guiding frame and a second wiring air guiding frame, and the air inlet and the air outlet of the first wiring air guiding frame are oppositely disposed on opposite sides of the air guiding channel; The air inlet of the second wiring air guiding frame is disposed on one side of the air guiding channel, and the air outlet is disposed near the side wall of the other side of the air guiding channel.

On the basis of the above technical solution, the hot air partitions in the top and bottom channels of the main equipment frame are disposed on a plane connecting the front frame and the main equipment frame, and the left and right sides of the main equipment frame are disposed on the left and right sides of the main equipment frame. a first wiring air guiding frame and a second wiring air guiding frame that are connected to each other by the air guiding passage.

On the basis of the above technical solution, the hot air partition in the top channel of the main equipment frame is disposed on the connection plane between the front frame and the main equipment frame; the hot air partition in the top passage of the main equipment frame is disposed on the The rear frame is connected to the main device frame on the plane.

Based on the above technical solution, the front frame side wall is provided with a vent hole.

The invention also provides a modular machine room of high power transmission equipment, comprising:

The transmission device area includes a power cabinet, an air conditioner cabinet, and the high-power transmission equipment cabinet according to any one of the preceding claims, wherein the high-power transmission equipment cabinet, the power cabinet, and the air-conditioning cabinet are arranged side by side to form a cabinet row;

The cold aisle is installed on the front of the high-power transmission equipment cabinet and is built by fixing the sunroof, flipping the sunroof and the cold aisle door;

The hot aisle is located on the back of the high power transmission equipment cabinet.

Based on the above technical solution, the power cabinet is disposed at one end of the transmission equipment area, and the air conditioning cabinet is disposed at an intermediate position of the transmission equipment area.

On the basis of the above technical solution, the equipment room includes a first transmission equipment area and a second transmission equipment area that are oppositely disposed, and the cold channel is disposed in the first transmission equipment area and the second transmission equipment area.

The advantages of the present invention over the prior art are:

(1) The high-power transmission equipment cabinet of the present invention is assembled on the basis of the ETSI standard 21-inch cabinet of the original transmission room, and is assembled by the front and rear frames and the left and right wiring guide frames, and can be directly adapted to the modular transmission equipment cabinet of the modular machine room. Under the premise of no need to modify any existing equipment, the airflow organization form of the existing transmission equipment "downwind-up and wind" is unified with the airflow organization form of the traditional data center IT equipment "advance wind-back wind" Compatible with traditional IT modular rooms and flexible networking on demand to deploy high-power transmission equipment in low-density transmission rooms.

(2) The modular power room of the high-power transmission equipment of the present invention integrates the cabinet system, the power supply and distribution system, and the refrigeration system into one body through the improvement of the heat dissipation structure of the cabinet, prefabricated and processed in advance, and directly assembled on the site, and the machine room site only needs to provide conformity. The required installation site and input power supply greatly reduce the expansion and expansion cycle and cost.

(3) The high-power transmission equipment of the present invention is provided with a mutually insulated hot and cold passage, and a relatively closed air circulation is formed between the hot and cold passages, thereby achieving higher heat dissipation efficiency than a general transmission machine room, and at the same time The number of transmission equipment and the closed airflow of the equipment room, the cooling module is configured on demand, which reduces the redundancy of cooling capacity to be configured, and reduces the investment in heat dissipation equipment and energy consumption.

DRAWINGS

1 is a top plan view of a high power transmission equipment cabinet in Embodiment 1 of the present invention;

2 is a side view of a cabinet of a high power transmission device according to Embodiment 1 of the present invention;

3 is a top plan view of a high power transmission equipment cabinet in Embodiment 2 of the present invention;

4 is a cross-sectional view of a high power transmission equipment cabinet A-A according to Embodiment 2 of the present invention;

5 is a schematic structural view of a first wiring guide frame according to Embodiment 3 of the present invention;

6 is a schematic structural view of a second wiring guide frame according to Embodiment 3 of the present invention;

7 is a side view of a high power transmission equipment cabinet in Embodiment 4 of the present invention;

8 is a schematic diagram of a modular power room of a high power transmission device of the present invention in Embodiment 5;

9 is a schematic diagram of a modular power room of the high power transmission device of the present invention in Embodiment 6.

In the figure: 1-main equipment frame, 2-front frame, 3-back frame, 4-first wiring guide frame, 5-second wiring guide frame, 6-flow guide channel, 7-hot air partition, 8 - first partition, 9 - second partition, 10 - first fiber channel, 11 - second fiber channel, 12 - air duct, 13 - air inlet, 14 - air outlet, 15 - vent, 16-Power cabinet, 17-air conditioner cabinet, 18-high power transmission equipment cabinet, 19-cold aisle.

detailed description

The present invention will be further described in detail below with reference to the accompanying drawings and embodiments. The arrows in the drawings of the embodiments of the present invention indicate the flow direction of the air flow, wherein the solid arrows indicate cold air, and the hollow arrows indicate the hot air generated after the disk is generated or cooled by the disk device. .

Example 1

As shown in FIG. 1 and FIG. 2, an embodiment of the present invention provides a high-power transmission equipment cabinet, including:

The main equipment frame 1 includes a flow guiding channel 6 disposed at the top and bottom of the main equipment frame 1, and a transmission cabinet frame disposed between the flow guiding channels 6. The air guiding channel is internally provided with a hot air baffle The flow guiding channel 6 is configured to guide the hot air of the transmission device panel to flow to the back of the cabinet, and isolate the incoming cold air from the hot air generated after passing through the transmission cabinet frame;

The front frame 2 and the rear frame 3 are respectively fixedly disposed on the front and rear sides of the main device frame 1 respectively, and the height thereof is set to be consistent with the main device frame 1, and the front frame 2 and the rear frame 3 are The main equipment frame 1 is assembled to meet the requirements of the depth dimension of the 1200mm deep cabinet in the modular equipment room. The front (rear) frame is fastened to the main equipment frame 1 by bolts.

The position of the hot air baffle 7 disposed inside the flow guiding channel 6 can be adjusted according to requirements, as long as the relevant adjustment mode can ensure the following effects: 1. Insulate the hot and cold air passage; 2. Ensure that the cooling air flows to the main machine frame. The cooling port airflow is directed. In this embodiment, the hot air partition 7 in the top flow guiding channel 6 of the main equipment frame 1 is disposed on the connection plane of the front frame 2 and the main equipment frame 1; The hot air partition 7 is disposed on the connection plane of the rear frame 3 and the main equipment frame 1.

After the above adjustment, the cold gas phase can be realized for the high-power transmission equipment cabinet of the present invention, and the cold air flow direction in the main equipment frame disk is downward and upward, so that the existing equipment is not required to be modified. The airflow organization form of the existing transmission equipment "downward wind-up wind" is unified with the airflow organization form of the traditional data center IT equipment "advance wind-back wind" and the equipment is compatible.

Example 2

As shown in FIG. 3 and FIG. 4, an embodiment of the present invention provides a high-power transmission equipment cabinet, which is substantially the same as Embodiment 1. On the basis of Embodiment 1, a device 1 is added to the main device frame 1 a wiring guide frame on both sides, a partition plate is disposed in the wiring guide frame to partition the space inside the cabinet into the air guiding passage 12 and the optical fiber channel, and the air guiding passage 12 is used for cooling the airflow to cool the air on the front side of the cabinet Flows to the back of the cabinet and directly enters the rear frame. The cooling fan is sucked into the panel by the rear frame of the main equipment frame to cool the power consumption device. The fiber channel is used to set the transmission and power lines in the chassis.

Example 3

As shown in FIG. 5 and FIG. 6 , an embodiment of the present invention provides a high-power transmission equipment cabinet, which is basically the same as Embodiment 2. The difference is that, in this embodiment, the wiring guide frame can be disposed. The horizontal first partition plate 8 and the second partition plate 9 divide the space inside the wiring air guiding frame into three mutually independent channels, and the three channels serve as the first optical fiber channel 10 and the air guiding channel from top to bottom. 12 and the second fiber channel 11 are used, and the cooling airflow enters the air guiding channel 12 from the ventilation mesh hole in the middle of the front door of the wiring air guiding frame and is transmitted to the outlet.

The wiring air guiding frame includes an air inlet 13 and an air outlet 14 disposed opposite to each other on the two sides of the air guiding channel; and the air inlet 13 is disposed on one side of the air guiding channel 12, and the air outlet 14 is disposed adjacent to the air guiding port 14 The second wiring guide frame 5 at the other side wall of the air guiding passage 12. Specifically, the hot air partitions 7 in the top and bottom flow guiding channels 6 of the main equipment frame 1 are disposed on the connection plane between the front frame 2 and the main equipment frame 1, and the air guiding channels are disposed on the left and right sides of the main equipment frame 1. 12 first wiring air guiding frame 4 and second wiring air guiding frame 5 which are connected to each other. The structure and connection relationship of the wiring guide frame can bring the following effects: First, the structure can construct a cooling airflow passage from the front frame to the rear frame portion, so that the rear frame cooling fan can be sucked into the panel to improve the cooling efficiency; Second, the structure is equivalent to dividing the wiring guide frame into two sections, which can be used for the sub-frame routing and storage on the front and back of the main equipment frame, so as to facilitate the later screening and management of the relevant lines.

Optionally, the non-conducting area may be a sheet metal wall surface, and if necessary, an insulating material may be disposed to isolate the hot and cold airflow in the cabinet.

The effect achieved by this arrangement is similar to that of Embodiment 1. A part of the cold air flowing in from the front of the cabinet is introduced into the disk device through the ventilation holes in the main device frame, and after passing through the cooling device, the device enters from the top or bottom of the main device frame. The flow guiding channel of the main equipment frame enters the rear frame and is discharged; another part of the cold air reaches the rear frame through the first wiring air guiding frame and the second wiring air guiding frame which are connected to each other, and is sucked into the panel by the cooling fan of the rear frame of the main equipment frame. Cool down the power device. This specific cooling structure realizes the cooling of the main equipment frame of the upper and lower air outlet type, and the cooling effect of the inner and outer frames of the chassis.

Example 4

As shown in FIG. 7 , an embodiment of the present invention provides a high-power transmission equipment cabinet, which is basically the same as the first embodiment, except that a ventilation hole 15 is defined in a sidewall of the front frame of the cabinet. The venting opening 15 can be used to guide the cold air that is introduced from the front of the cabinet to the two sides of the cabinet main frame 1 along the venting hole, and can be drained to the side of the device frame through the air guiding frame in the subsequent process; The plurality of high-power transmission equipment cabinets of the present invention can be combined to make the side wall ventilation holes of the front frames of the respective cabinets communicate with each other to form a cooling air passage, thereby improving the cooling air transmission and cooling efficiency.

Example 5

The embodiment of the invention provides a modular computer room of a high-power transmission device, including:

The transmission device area includes a high-power transmission equipment cabinet 18, a power cabinet 16 and an air-conditioning cabinet 17, and the high-power transmission equipment cabinet 18, the power cabinet 16 and the air-conditioning cabinet 17 are arranged side by side to form a cabinet row; the cold channel 19 is disposed at The front side of the high-power transmission equipment cabinet 18 is built by fixing the sunroof, flipping the skylight and the cold aisle door; the hot aisle is arranged on the back of the high-power transmission equipment cabinet.

As shown in FIG. 8, the high-power transmission equipment modular room of the present embodiment includes one second transmission equipment cabinet as described in Embodiment 3, two air guiding wiring cabinets, and two as described in Embodiment 3. The first transmission equipment cabinet, one power cabinet and one air conditioning system cabinet.

The first transmission equipment cabinet, as shown in Embodiment 3, adds the front frame (side wall ventilation), the rear frame, and the left and right wiring air guide frames on the basis of the ETSI standard 21-inch cabinet, as shown in the embodiment of FIG. form.

The second transmission equipment cabinet, as shown in Embodiment 1, adds a front frame (side wall ventilation) and a rear frame to the ETSI standard 21-inch cabinet, and adds a flow guiding unit, as shown in the cabinet form of FIG.

Power cabinets are used to power the cooling system as well as the transmission equipment. The transmission equipment is generally 48V power supply. The power supply cabinet can adopt two power supply inputs, including AC mains and high voltage DC. In actual use, the number of open spaces is configured according to the actual number of circuits.

In this embodiment, the air conditioning cabinet is placed in the middle position, the cooling air is in the horizontal air supply mode, and the equipment transmission cabinets are all in the form described in Embodiment 4, and ventilation holes are formed in the side walls of the front frame of the cabinet, and the ventilation holes are provided. The positions are the same and are connected to each other. Therefore, after the cabinet is connected, the ventilation holes are connected to the passage, which is the cold passage mentioned above. In order to ensure the insulation and heat dissipation effect of the cold aisle, it can be constructed by fixing the sunroof, flipping the skylight and cold passage door which constitute the cold aisle.

As shown in Fig. 8, the airflow organization form: the air conditioning system absorbs the air in the hot aisle from the back side, and after cooling to the set temperature, is blown into the cold aisle by the front door of the air conditioner cabinet under the action of the fan; the first transmission device and the second transmission device inhale The cold air in the cold channel of the front frame is cooled by the equipment and then removed from the back door to enter the hot aisle. Thereby, a relatively closed air circulation is formed between the hot and cold passages. The rear frame can be collected by hot return air or discharged directly into the machine room.

The working principle of the modular computer room of the high power transmission device in the embodiment of the invention is:

A cabinet row consisting of multiple cabinets is set up, wherein each cabinet has a front door air inlet and a rear door return air. The high-power transmission equipment realizes the traditional “bottom-to-out” to “forward-to-late” airflow management through the assembleable cabinet and the wiring guide frame. The airflow enclosing device of the transmission equipment cabinet adopts an airflow closing device to close the cold passage, and the cooling system continuously supplies cooling air to the space, and the transmission device is sucked by the guiding unit through the self-fan to cool the cooling air, thereby cooling the device for its own power consumption. Achieve heat dissipation from the transmission equipment.

In the single-row transmission equipment modular room of the embodiment, the cabinet system, the power supply and distribution system, and the refrigeration system are integrated into one body, prefabricated and processed in advance, and assembled directly on the site. The machine room site only needs to provide the installation site and input power that meet the requirements, and is effective. Reduce the transmission infrastructure and power rectification cycle.

Example 6

The embodiment of the invention provides a modular machine room of a high-power transmission device, which is basically the same as the embodiment 5, and the difference is:

The first transmission device area and the second transmission equipment area are disposed opposite to each other, and the cold channel is disposed in the first transmission equipment area and the second transmission equipment area.

As shown in FIG. 9, the first transmission equipment cabinet and the side wall of the front frame of the second transmission equipment cabinet used in the dual-row modular equipment room of the embodiment do not open the ventilation holes. After the two rows of cabinets are combined, the power cabinet is located at one end of the two rows of cabinets, and the refrigerating and air-conditioning cabinets are interspersed in the cabinet layout. The power and quantity of the air conditioners are selected according to the number of transmission equipment cabinets and the heat load. The cold aisle is built by fixing the sunroof, flipping the sunroof and cold aisle.

The airflow organization of the embodiment is as follows: the air conditioning system absorbs the air in the hot aisle from the back side, and after cooling to a set temperature, is blown into the cold aisle by the front door of the air conditioner cabinet under the action of the fan; the first transmission equipment cabinet and the second transmission equipment cabinet Inhale the cold air in the cold aisle, cool the equipment and then remove it from the back door and enter the hot aisle. Thereby, a relatively closed air circulation is formed between the hot and cold passages.

The present invention is not limited to the above embodiments, and those skilled in the art can also make several improvements and retouchings without departing from the principles of the present invention. These improvements and retouchings are also considered as protection of the present invention. Within the scope. The contents not described in detail in the present specification belong to the prior art well known to those skilled in the art.

Claims

A high power transmission equipment cabinet, characterized by comprising:

The main equipment frame includes a flow guiding channel disposed at a top and a bottom thereof, and a transmission cabinet frame disposed between the flow guiding channels, wherein the guiding air channel is internally provided with a hot air baffle, and the entering cold air and the passing through The hot air generated after the transmission cabinet frame is isolated;

The front frame and the rear frame are relatively fixedly disposed on the front and rear sides of the main device frame.
The high-power transmission equipment cabinet according to claim 1, further comprising: a wiring air guiding frame disposed on the left and right sides of the main equipment frame, wherein the wiring air guiding frame is provided with a partition to space the frame Separated into air ducts and fiber channels.
The high-power transmission equipment cabinet according to claim 2, wherein the partition in the wiring guide frame is divided into a first partition and a second partition to separate the space inside the wiring guide frame The first fiber channel, the second fiber channel and the air guiding channel are independent of each other.
The high-power transmission equipment cabinet according to claim 2, wherein the wiring air guiding frame comprises a first wiring air guiding frame and a second wiring air guiding frame, and the air inlet and the outlet of the first wiring air guiding frame The air outlets are disposed on opposite sides of the air guiding channel; the air inlet of the second wiring air guiding frame is disposed on one side of the air guiding channel, and the air outlet is disposed near the side wall of the other side of the air guiding channel.
The high-power transmission equipment cabinet according to claim 4, wherein the hot air partitions in the top and bottom channels of the main equipment frame are disposed on a plane connecting the front frame and the main equipment frame. A first wiring air guiding frame and a second wiring air guiding frame, wherein the air guiding channels communicate with each other, are disposed on the left and right sides of the main device frame.
The high-power transmission equipment cabinet according to claim 1, wherein a hot air partition in the top passage of the main equipment frame is disposed on a connection plane between the front frame and the main equipment frame; The hot air partition in the channel is disposed on the connection plane between the rear frame and the main equipment frame.
The high-power transmission equipment cabinet according to any one of claims 1 to 6, wherein the front frame side wall is provided with a ventilation hole.
A modular machine room for high-power transmission equipment, characterized in that it comprises:

The transmission device area includes a power cabinet, an air conditioner cabinet, and the high power transmission equipment cabinet according to any one of claims 1-6, wherein the high power transmission equipment cabinet, the power cabinet and the air conditioner cabinet are arranged side by side to form a cabinet row;

The cold aisle is installed on the front of the high-power transmission equipment cabinet and is built by fixing the sunroof, flipping the sunroof and the cold aisle door;

The hot aisle is located on the back of the high power transmission equipment cabinet.
The modular machine room of the high-power transmission device according to claim 7, wherein the power cabinet is disposed at one end of the transmission equipment area, and the air conditioning cabinet is disposed at an intermediate position of the transmission equipment area.
The modular high-power transmission equipment room according to claim 7, wherein the equipment room comprises a first transmission equipment area and a second transmission equipment area, and the cold channel is disposed in the first transmission. Equipment area and second transmission equipment section.