CN203748174U - Base station frame - Google Patents
Base station frame Download PDFInfo
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- CN203748174U CN203748174U CN201320877184.0U CN201320877184U CN203748174U CN 203748174 U CN203748174 U CN 203748174U CN 201320877184 U CN201320877184 U CN 201320877184U CN 203748174 U CN203748174 U CN 203748174U
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- fan
- base station
- rotating speed
- distributor
- master control
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- 238000000034 method Methods 0.000 abstract description 13
- 230000001681 protective effect Effects 0.000 abstract 2
- 238000004891 communication Methods 0.000 description 4
- 230000006870 function Effects 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004377 microelectronic Methods 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000004088 simulation Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model provides a base station frame in order to solve the problem that full-speed rotation of a fan when a base station is powered on can easily cause damage to a power supply. One end of a multiplexer in the base station frame is respectively connected with a distributor and a primary adapter, and the other end is connected with a fan control board through an I2C bus. When a main control board is powered on, the multiplexer can be connected with the primary adapter through the I2C bus so as to configure the fan control board through the I2C bus and to cause a fan to rotate at a protective rotation speed. After initialization of the main control board is completed, the multiplexer switches the I2C bus to enable the I2C bus to be connected with the distributor so as to control rotation of the fan by configuring the fan control board in the working process of a base station. According to the connection structure in which the fan control board is connected by the I2C bus based on the primary adapter, the fan is enabled to rotate at a protective rotation speed at the initial state of powering-on of the base station, impact current can be prevented from being generated due to full-speed rotation to cause damage to a power supply, fan noise in the starting process of the base station can be effectively reduced, and the user experience can be optimized.
Description
Technical field
The utility model relates to communication technical field, particularly relates to a kind of base station machine frame.
Background technology
Base station belongs to the equipment that board power consumption is higher, the radiating condition of complete machine is had higher requirements, so be designed with fan unit in the machine frame of base station.Base station requires very high to operational environment, so generally, base station is installed in machine room indoor environment, and machine room generally has people's post.
Wherein, base station machine frame structure figure as shown in Figure 1.Base station adopts the frame design that has backboard, and wherein base station comprises: power panel 11, master control borad 12, fan unit 13, other boards 14, backboard power supply electric wire 15 and I
2c bus 16; Master control borad 12 comprises: erasable Programmadle logic device (Erasable Programmable Logic Device, EPLD) 121; Fan unit 13 comprises: fan control board 131 and fan 132.
Between each board of master control borad 12 and base station, be designed with I
2c-channel, adopts I
2c bus connects.The processor 121 design one road I of master control borad 12
2c-channel, carries out I by the EPLD121 on master control borad 12
2the distribution of C-channel and multiplexing.Thereby base station master control borad 12 can pass through I
2the total line traffic control fan control board 131 of C, the switch and the rotating speed that complete fan unit 13 are controlled, wherein, the four line fans that fan 132 can adopt pulse width modulation (Pulse Width Modulation, PWM) rotating speed to control.
In current base station, for realizing abnormal protection, conventionally fan unit 13 is designed to be not activated rotation at full speed in situation at master control borad 12.But the full speed of fan 132 starts the larger impulse current of meeting generation in this case, and base station power is formed to certain challenge, easily causes the damage of power supply and other devices.
Utility model content
The utility model provides a kind of base station machine frame, with solve base station while powering on fan rotate at full speed the problem that easily causes power supply to damage.
In order to address the above problem, the utility model discloses a kind of base station machine frame, comprising: power panel, master control borad, fan unit, backboard power supply electric wire and universal serial bus;
Wherein, described power panel adopts described backboard power supply electric wire to connect respectively described master control borad and described fan unit, and described power panel is described master control borad and the power supply of described fan unit;
Described master control borad adopts described universal serial bus to connect described fan unit;
Described fan unit comprises fan and for controlling the fan control board of described rotation speed of the fan, described fan connects described fan control board;
Described master control borad comprises: erasable Programmadle logic device EPLD, described erasable Programmadle logic device EPLD comprises: for controlling by configuring described fan governor the distributor that described fan rotates in base station work, for control by configuring described fan governor first orchestration and the multiplexer for universal serial bus is switched between described distributor and first orchestration that described fan rotates under protection rotating speed when described master control borad powers on;
One end of described multiplexer connects respectively described distributor and first orchestration, and the other end adopts described universal serial bus to connect described fan control board.
In optional embodiment of the utility model, described fan control board comprises: for the rotating speed control chip that the rotating speed of described fan is controlled, and for described fan being carried out to the switch chip of switch control; Described switch chip connects respectively described rotating speed control chip and fan; Described multiplexer adopts described universal serial bus to connect respectively described rotating speed control chip and switch chip.
In optional embodiment of the utility model, described multiplexer is connected described universal serial bus when described master control borad powers on described just orchestration, to be controlled described fan and rotate protecting under rotating speed by configuring described rotating speed control chip by described just orchestration; At described fan unit, complete after initialization, described universal serial bus is switched to and connects described distributor, to be controlled the rotation of described fan by configuring described rotating speed control chip by described distributor.
In optional embodiment of the utility model, described master control borad also comprises: for the processor of the rotating speed of described fan and switch being controlled by described distributor; Described processor adopting universal serial bus connects described distributor.
In optional embodiment of the utility model, described multiplexer adopts logical device to form.
In optional embodiment of the utility model, described just orchestration comprises register.
Compared with prior art, the utility model comprises following advantage:
The fan unit of this base station machine frame comprises fan control board and fan, and master control borad comprises EPLD, and this EPLD comprises distributor, first orchestration and multiplexer, and wherein, one end of multiplexer connects respectively distributor and first orchestration, and the other end adopts I
2c bus connects fan control board.Thereby when master control borad powers on, multiplexer can adopt I
2c bus connects just orchestration, thereby passes through I
2c bus configuration fan control board and then control fan rotate under protection rotating speed.After master control borad initialization completes, multiplexer is again by I
2c bus switch is to connecting distributor, thereby in the course of work of base station, by configuration fan control board, controls the rotation of fan.This base station machine frame is controlled switching by multiplexer, forms just orchestration and adopts I
2c bus connects the syndeton of fan governor, thereby can fan be rotated under protection rotating speed at the base station initial stage of powering on, and prevents from, owing to rotating and producing impulse current at full speed, the power supply in the machine frame of base station and other devices being caused to damage.And, rotate and compare with full speed, when fan rotates under protection rotating speed, can effectively reduce the fan noise in base station initiated process, optimizing user is experienced.
Accompanying drawing explanation
Fig. 1 is the base station machine frame structure figure that background technology provides;
Fig. 2 is the base station machine frame structure figure that the utility model embodiment mono-provides;
Fig. 3 is the base station machine frame structure figure that the utility model embodiment bis-provides;
Fig. 4 is the initial configuration flow chart of the fan unit that provides of the utility model embodiment;
Fig. 5 is the I that the utility model embodiment provides
2the sequential schematic diagram of C bus transfer.
Embodiment
For above-mentioned purpose of the present utility model, feature and advantage can be become apparent more, below in conjunction with the drawings and specific embodiments, the utility model is described in further detail.
The utility model provides a kind of base station machine frame, the fan unit of this base station machine frame comprises fan control board and fan, master control borad comprises EPLD, this EPLD comprises distributor, first orchestration and multiplexer, wherein, one end of multiplexer connects respectively distributor and first orchestration, and the other end adopts universal serial bus to connect fan control board.Thereby when master control borad powers on, multiplexer can adopt universal serial bus to connect just orchestration, thereby rotates under protection rotating speed by serial bus configuration fan control board and then control fan.After master control borad initialization completes, multiplexer switches to universal serial bus connection distributor again, thereby in the course of work of base station, by configuration fan control board, controls the rotation of fan.This base station machine frame is controlled switching by multiplexer; forming just orchestration adopts universal serial bus to connect the syndeton of fan governor; thereby can fan be rotated under protection rotating speed at the base station initial stage of powering on; prevent from, owing to rotating and producing impulse current at full speed, the power supply in the machine frame of base station and other devices being caused to damage.And, rotate and compare with full speed, when fan rotates under protection rotating speed, can effectively reduce the fan noise in base station initiated process, optimizing user is experienced.
In the present embodiment, universal serial bus adopts I
2the discussion of giving an example of C bus.Wherein, I
2c(Inter-Integrated Circuit) the twin wire universal serial bus of bus Shi You PHILIPS company exploitation, for connecting microcontroller and ancillary equipment thereof.It is a kind of bus standard that microelectronics Control on Communication field extensively adopts.It is a kind of special shape of synchronous communication, has interface line few, and control mode is simple, and device package form is little, and traffic rate is compared with advantages of higher.
With reference to Fig. 2, provided the base station machine frame structure figure that the utility model embodiment mono-provides.
This base station machine frame comprises: power panel 11, master control borad 12, fan unit 13, other boards 14, backboard power supply electric wire 15 and I
2c bus 16.
Wherein, power panel 11 adopts backboard power supply electric wire 15 to connect respectively master control borad 12 and fan unit 13, thereby power panel 11 is powered electric wire 15 for described master control borad 12 and 13 power supplies of described fan unit by backboard.Master control borad 12 adopts I
2c bus 16 connects fan units 13, thus master control borad can control the rotation of fan unit fan, and master control borad 12 also adopts I
2c bus 16 connects other boards 14, respectively it is controlled.
Master control borad 12 comprises: EPLD121, EPLD122 comprises distributor 1211, first orchestration 1212 and multiplexer 1213.Fan unit 13 comprises: fan control board 131 and fan 132.
Wherein, multiplexer 1213 for switching universal serial bus between described distributor and first orchestration; Distributor 1211 is controlled described fan and is rotated by configuring described fan governor when working in base station; Just orchestration 1212 for controlling described fan and rotate under protection rotating speed by configuring described fan governor when described master control borad powers on.
Therefore, master control borad 12 adopts I
2c bus 16 connects fan unit 13 and can comprise: multiplexer 1213 one end connect respectively distributor 1211 and first orchestration 1212, and the other end adopts I
2c bus 16 connects fan control board 131.
When thereby master control borad 12 powers on, multiplexer 1213 can adopt I
2c bus 16 connects just orchestration 1212, and first orchestration 1212 can configure the rotary speed information of fan 132, and passes through I
2c bus 16 sends to fan control board 131 by rotary speed information, and fan control board 131 is controlled fan 132 according to this rotary speed information and rotated under protection rotating speed.Wherein, protection rotating speed does not refer to and can cause dysgenic Rational Rotation Speed to equipment in the machine frame of base station, and this Rational Rotation Speed can be according to actual equipment and Location of requirement, and as 50% or 60% of the rotating speed rotating at full speed etc., the embodiment of the present invention is not construed as limiting this.
Master control borad 12 can carry out the initialization of inner each device and equipment after powering on, and after master control borad 12 initialization complete, multiplexer 1213 is again by I
2c bus 16 switches to and connects distributor 1212, thereby in the course of work of base station, by distributor 1212, passes through I
2c bus 16 sends rotary speed information to fan control board 131, and then controls passing on of fan 132, in the time of need to dispelling the heat as current base station; configuration fan is with speed rotation faster; and when base station operating state steady, in the time of can not producing amount of heat, configuration fan with normally or slower speed rotate.
In sum, the fan unit of this base station machine frame comprises fan control board and fan, and master control borad comprises EPLD, and this EPLD comprises distributor, first orchestration and multiplexer, and wherein, one end of multiplexer connects respectively distributor and first orchestration, and the other end adopts I
2c bus connects fan control board.Thereby when master control borad powers on, multiplexer can adopt I
2c bus connects just orchestration, thereby passes through I
2c bus configuration fan control board and then control fan rotate under protection rotating speed.After master control borad initialization completes, multiplexer is again by I
2c bus switch is to connecting distributor, thereby in the course of work of base station, by configuration fan control board, controls the rotation of fan.This base station machine frame is controlled switching by multiplexer, forms just orchestration and adopts I
2c bus connects the syndeton of fan governor, thereby can fan be rotated under protection rotating speed at the base station initial stage of powering on, and prevents from, owing to rotating and producing impulse current at full speed, the power supply in the machine frame of base station and other devices being caused to damage.And, rotate and compare with full speed, when fan rotates under protection rotating speed, can effectively reduce the fan noise in base station initiated process, optimizing user is experienced.
Embodiment bis-
On the basis of above-described embodiment, the present embodiment is further discussed the structure of base station machine frame.
With reference to Fig. 3, provided the base station machine frame structure figure that the utility model embodiment bis-provides.
In the present embodiment, base station machine frame adopts the frame design that has backboard, between master control borad and each board of base station machine frame, is designed with I
2c-channel is I
2c bus.And fan unit 13 fans 132 can adopt the fan of various models, as four line fans of PWM rotating speed control.
Wherein, fan control board 131 comprises: rotating speed control chip 1311 and switch chip 1312.Master control borad 12 also comprises: processor 122.
Wherein, switch chip 1312 connects respectively rotating speed control chip 1311 and fan 132, and multiplexer 1213 adopts I
2c bus 16 connects respectively rotating speed control chip 1311 and switch chip 1312.Processor 122 adopts I
2c bus 16 connects distributor 1211.
Rotating speed control chip 1311 is for controlling the rotating speed of fan 132; Switch chip 1312 is for carrying out switch control to fan 132.Processor is for controlling by rotating speed and the switch of 1211 pairs of fans 132 of distributor in the master control borad course of work.
Thereby the processor of master control borad 12 122 is by a road I
2c bus connects the EPLD121 on master control borad, carries out I
2the distribution of C bus and multiplexing.Base station master control borad passes through I
2switch chip 1312 and rotation speed of the fan control chip 1311 on the total line traffic control fan control board 131 of C, the switch that completes fan unit is controlled and rotating speed control.
Wherein, multiplexer 1213 when master control borad 12 powers on by I
2c bus 16 is connected with first orchestration 1212; thereby just orchestration 1212 can send rotary speed information to rotating speed control chip 1311; rotating speed control chip 1311 is controlled the rotating speed of fan 132 according to this rotary speed information, thereby control fan 132, under protection rotating speed, rotates.After master control borad 12 powers on, can carry out initialization, at master control borad 12, complete after initialization, by I
2c bus 16 switches to and connects distributor 1211, thereby processor 122 can send fan control information to distributor 1211, distributor 1211 further sends rotary speed information to rotating speed control chip 1311 according to this fan control information, the rotation that rotating speed control chip 1311 is controlled fan 132 according to this rotary speed information comprises the unlatching of fan 132 or closes, and obtain velocity of rotation etc. under opening, thereby realize, processor is controlled the switch of fan and rotating speed is controlled.
And, rotate at full speed lower fan and can produce larger noise, by first orchestration, fan unit is carried out to initial configuration, can be that fan is reasonably rotating under speed while powering in base station, and can not produce larger noise, optimizing user is experienced.
In the present embodiment, fully the logical resource of EPLD121, adopts EPLD coding to realize simple Data Transmission Controlling, as I
2c Master function and the multiplexing function of configuration etc. that powers on.Just orchestration 1212 comprises register, and multiplexer can adopt logical device to form, as adopted gate circuit to form.
For example, first orchestration 1212 can adopt the I of EPLD121
2c Master function, and in EPLD121 inside, obtain several registers for its storing initial value.Thereby EPLD121 is at the beginning of master control borad 12 powers on, multiplexer 1213 is wherein by the I being communicated with fan control board 131
216 switchings of C bus are controlled to first orchestration 1212.Just rotating speed and the switch of 1212 pairs of fans 132 of orchestration are configured, and pass through I
2c bus 16 is controlled rotating speed control chip 1311 and switch chip 1312, and fan 132 is configured to rational rotating speed.Just orchestration 1212 completes the initial configuration of fan unit, and after master control borad completes initialization, multiplexer 1213 is by I
2c-channel switches back distributor 1211, thus processor 122 can control by 1211 pairs of fan units of distributor, pass through I
2c bus 16 is controlled rotating speed control chip 1311 and switch chip 1312, and then controls fan and rotate.
Wherein, the initial configuration flow process of fan unit as shown in Figure 4, comprises the steps:
Step 401, base station powers on.
Step 402, detects master control borad 12 and whether completes electrification reset.
If so, be that master control borad 12 completes electrification reset, perform step 403; If not, master control borad does not complete electrification reset, continues execution step 402.
Step 403, multiplexer 1213 is by I
2c bus 16 switches to just orchestration 1212.
Step 404, first orchestration 1212 configuration fan units 13.
Step 405, whether first orchestration 1212 completes the configuration of fan unit 13.
If so, just orchestration 1212 completes the configuration to fan unit 13, performs step 406; If not, just orchestration 1212 does not complete the configuration to fan unit 13, continues execution step 405.
Step 406, multiplexer 1213 is by I
2c bus 16 switches to distributor 1211.
On master control borad, if use the initial configuration register of the logical resource storage fan control board of EPLD, a large amount of EPLD logical resources will be expended.Therefore in order to save EPLD logical resource, make full use of merge module RAM idle in EPLD (Embedded Block RAM, EBR) resource, in the machine frame of base station, by I
2the serial clock of C (SCL) signal and serial data (SDA) signal are regarded dibit (bit) data of EBR as, and EPLD is at the rising edge clock of each EBR_CLK, SCL_DATA and these two bit data of SDA_DATA are outputed to the I of fan control board
2in C bus.Wherein, RAM is that Random Access Memory is random asccess memory.
Just orchestration 1212 can adopt the I of EPLD121
2c Master function realizes sequential as shown in Figure 5, take START in Fig. 5 and A6 to describe as example.If need, produce I
2two sequential of the START of C and A6, will generate EBR memory initialization files, and this document content is as shown in table 1:
| SCL_DATA（bit0） | SDA_DATA（bit1） |
| 1 | 1 |
| 1 | 0 |
| 0 | 0 |
| 0 | A6 |
| 1 | A6 |
| 0 | A6 |
| …… | …… |
Table 1
Use EBR_CLK that above-mentioned data are sent on SCL and two data wires of SDA, can produce timing waveform as shown in Figure 5.
Therefore, can be by rotating speed control chip and the required I of switch chip
2c sequential is disassembled, and can adopt the mode of storing corresponding data in EBR, the needed I of simulation opposite end chip
2c sequential.For example, this I
2the operating frequency of C sequential is 1/3 of EBR_CLK clock frequency, can, by controlling the mode of EBR_CLK clock frequency, complete I
2the adjustment of C operating rate.
Use base station machine frame to complete the initial configuration of fan unit, the newly-increased logical resource of EPLD can be controlled at 5 and show in look-up table (Look-Up-Table, LUT), has effectively saved EPLD logical resource, and the idle EBR resource of the rate that makes full use of.
To sum up, base station machine frame can be crossed expansion EPLD, use the slack resources of EPLD, realization base station just powered on and not yet startup situation of master control borad processor under fan unit initial configuration, fan arrangement is started under suitable rotating speed, reduce to start noise, optimizing user is experienced, and reduces fan power-on impact current.
Each embodiment in this specification all adopts the mode of going forward one by one to describe, and each embodiment stresses is the difference with other embodiment, between each embodiment identical similar part mutually referring to.
The utility model can be described in the general context of the computer executable instructions of being carried out by computer, for example program module.Usually, program module comprises the routine carrying out particular task or realize particular abstract data type, program, object, assembly, data structure etc.Also can in distributed computing environment (DCE), put into practice the utility model, in these distributed computing environment (DCE), by the teleprocessing equipment being connected by communication network, be executed the task.In distributed computing environment (DCE), program module can be arranged in the local and remote computer-readable storage medium that comprises memory device.
Finally, also it should be noted that, in this article, relational terms such as the first and second grades is only used for an entity or operation to separate with another entity or operating space, and not necessarily requires or imply and between these entities or operation, have the relation of any this reality or sequentially.And, term " comprises ", " comprising " or its any other variant are intended to contain comprising of nonexcludability, thereby the process, method, commodity or the equipment that make to comprise a series of key elements not only comprise those key elements, but also comprise other key elements of clearly not listing, or be also included as the intrinsic key element of this process, method, commodity or equipment.The in the situation that of more restrictions not, the key element being limited by statement " comprising ... ", and be not precluded within process, method, commodity or the equipment that comprises described key element and also have other identical element.
Above to a kind of base station provided by the utility model machine frame, be described in detail, applied specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment is just for helping to understand method of the present utility model and core concept thereof; , for one of ordinary skill in the art, according to thought of the present utility model, all will change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model meanwhile.
Claims (6)
1. a base station machine frame, is characterized in that, comprising: power panel, master control borad, fan unit, backboard power supply electric wire and universal serial bus;
Wherein, described power panel adopts described backboard power supply electric wire to connect respectively described master control borad and described fan unit, and described power panel is described master control borad and the power supply of described fan unit;
Described master control borad adopts described universal serial bus to connect described fan unit;
Described fan unit comprises fan and for controlling the fan control board of described rotation speed of the fan, described fan connects described fan control board;
Described master control borad comprises: erasable Programmadle logic device EPLD, described erasable Programmadle logic device EPLD comprises: for controlling by configuring described fan governor the distributor that described fan rotates in base station work, for control by configuring described fan governor first orchestration and the multiplexer for universal serial bus is switched between described distributor and first orchestration that described fan rotates under protection rotating speed when described master control borad powers on;
One end of described multiplexer connects respectively described distributor and first orchestration, and the other end adopts described universal serial bus to connect described fan control board.
2. base station according to claim 1 machine frame, is characterized in that, described fan control board comprises: for the rotating speed control chip that the rotating speed of described fan is controlled, and for described fan being carried out to the switch chip of switch control;
Described switch chip connects respectively described rotating speed control chip and fan;
Described multiplexer adopts described universal serial bus to connect respectively described rotating speed control chip and switch chip.
3. base station according to claim 2 machine frame, is characterized in that:
Described multiplexer is connected described universal serial bus when described master control borad powers on described just orchestration, to be controlled described fan and rotate protecting under rotating speed by configuring described rotating speed control chip by described just orchestration; At described fan unit, complete after initialization, described universal serial bus is switched to and connects described distributor, to be controlled the rotation of described fan by configuring described rotating speed control chip by described distributor.
4. according to the arbitrary described base station machine frame of claims 1 to 3, it is characterized in that, described master control borad also comprises: for the processor of the rotating speed of described fan and switch being controlled by described distributor;
Described processor adopting universal serial bus connects described distributor.
5. according to the arbitrary described base station machine frame of claims 1 to 3, it is characterized in that, described multiplexer adopts logical device to form.
6. according to the arbitrary described base station machine frame of claims 1 to 3, it is characterized in that, described just orchestration comprises register.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877184.0U CN203748174U (en) | 2013-12-26 | 2013-12-26 | Base station frame |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320877184.0U CN203748174U (en) | 2013-12-26 | 2013-12-26 | Base station frame |
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| Publication Number | Publication Date |
|---|---|
| CN203748174U true CN203748174U (en) | 2014-07-30 |
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ID=51347919
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| CN201320877184.0U Expired - Lifetime CN203748174U (en) | 2013-12-26 | 2013-12-26 | Base station frame |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455416A (en) * | 2016-08-29 | 2017-02-22 | 安徽皖通邮电股份有限公司 | Device for controlling electronic device fun starting noise |
| CN107015810A (en) * | 2017-04-14 | 2017-08-04 | 广东浪潮大数据研究有限公司 | A kind of control system fan realizes the method and system of the Jing Yin startup of server |
-
2013
- 2013-12-26 CN CN201320877184.0U patent/CN203748174U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106455416A (en) * | 2016-08-29 | 2017-02-22 | 安徽皖通邮电股份有限公司 | Device for controlling electronic device fun starting noise |
| CN107015810A (en) * | 2017-04-14 | 2017-08-04 | 广东浪潮大数据研究有限公司 | A kind of control system fan realizes the method and system of the Jing Yin startup of server |
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Granted publication date: 20140730 |
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