CN213750976U - Temperature control device and server - Google Patents
Temperature control device and server Download PDFInfo
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- CN213750976U CN213750976U CN202022479815.6U CN202022479815U CN213750976U CN 213750976 U CN213750976 U CN 213750976U CN 202022479815 U CN202022479815 U CN 202022479815U CN 213750976 U CN213750976 U CN 213750976U
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Abstract
The utility model provides a temperature control device and a server, wherein the temperature control device comprises a substrate controller, a temperature sensor and a fan; the substrate controller is provided with a general processor and a hardware monitoring chip, and the general processor is electrically connected with the hardware monitoring chip through a data bus; the data output port of the temperature sensor is electrically connected with the data acquisition port of the hardware monitoring chip, and the pulse width control port of the hardware monitoring chip is electrically connected with the rotating speed control port of the fan. The embodiment of the utility model provides an in, need not to rely on the special purpose processor and the PECI interface of customization, can improve temperature control device's commonality, make full use of general purpose processor's function, moreover, general purpose processor obtains more easily, and this temperature control device's realization is more nimble convenient.
Description
Technical Field
The embodiment of the utility model provides a relate to the temperature control field, especially relate to a temperature control device and server.
Background
With the growth of the internet, the traffic and data processed through the internet have been rapidly increased, and in order to meet the rapidly increasing requirements of the traffic and data processing, the structure and layout of the server are more and more compact, the operating frequency of the core processor applied to the server is higher and higher, and the heat productivity thereof is increased
In the prior art, in order to reduce heat of a server and ensure safe, reliable and stable operation of the server, a special temperature Control module is usually designed, a dedicated processor and a pecial processor Interface (Platform Environment Control Interface) are used to directly read junction temperature inside the processor in the server, and a working frequency of the processor or a rotating speed of a fan is adjusted according to the junction temperature, so as to improve a working Environment of the processor.
However, the temperature control module depends on a dedicated processor, and if the dedicated processor does not have a PECI interface, the dedicated processor cannot be used for temperature control, and thus, the conventional temperature control module lacks versatility and cannot fully utilize a general-purpose processor.
SUMMERY OF THE UTILITY MODEL
An embodiment of the utility model provides a temperature control device and server to solve among the prior art temperature control module and lack the commonality, unable make full use of general processor problem.
In order to solve the technical problem, the utility model discloses a realize like this:
in a first aspect, an embodiment of the present invention provides a temperature control device, which includes a substrate controller, a temperature sensor, and a fan;
the substrate controller is provided with a general processor and a hardware monitoring chip, and the general processor is electrically connected with the hardware monitoring chip through a data bus;
and the data output port of the temperature sensor is electrically connected with the data acquisition port of the hardware monitoring chip, and the pulse width control port of the hardware monitoring chip is electrically connected with the rotating speed control port of the fan.
Optionally, the general processor comprises an ethernet interface for interfacing the temperature control device into an ethernet.
Optionally, the temperature control device further includes a PHY chip and an ethernet connector, one side of the PHY chip is electrically connected to the ethernet interface, and the other side of the PHY chip is connected to the ethernet connector.
Optionally, the data bus is I2A bus C;
optionally, the I2The C bus comprises an SCL signal line and an SDA signal line;
one end of the SCL signal line is electrically connected with a clock port of the general processor, and the other end of the SCL signal line is electrically connected with an SMBCLK port of the hardware monitoring chip;
one end of the SDA signal line is electrically connected with a data port of the general processor, and the other end of the SDA signal line is electrically connected with an SMBDAT port of the hardware monitoring chip.
Optionally, the working temperature of the hardware monitoring chip is-40 ℃ to 100 ℃.
Optionally, the hardware monitoring chip is integrated with a digital filter, and the digital filter is used for optimizing the temperature data output by the temperature sensor.
Optionally, the temperature sensor is a MOS transistor type sensor.
In a second aspect, an embodiment of the present invention further provides a server, where the server includes a server processor and any one of the foregoing temperature control devices;
the temperature sensor is arranged around the server processor and used for acquiring the ambient temperature of the server processor;
the fan is close to the server processor and fixed, and the hardware monitoring chip sends a control signal to the fan to adjust the rotating speed so as to adjust the ambient temperature of the server processor.
The embodiment of the utility model provides an in, through using the data bus interface that general purpose processor has, be connected through data bus and hardware monitoring chip electricity to on hardware monitoring chip electricity connect temperature sensor and fan. Therefore, the environment temperature information is received through the data bus by utilizing the data bus interface in the general processor, the rotating speed of the fan is controlled, the regulation and control of the environment temperature are achieved, the customized special processor and the PECI interface are not required to be relied on, the universality of the temperature control device can be improved, the function of the general processor is fully utilized, in addition, the general processor is more easily obtained, and the temperature control device is more flexible and convenient to realize.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required to be used in the description of the embodiments of the present invention will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive labor.
Fig. 1 is a schematic view of a temperature control device according to an embodiment of the present invention;
fig. 2 is a schematic diagram of another temperature control device according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be appreciated that reference throughout this specification to "one embodiment" or "an embodiment" means that a particular feature, structure or characteristic described in connection with the embodiment is included in at least one embodiment of the present invention. Thus, the appearances of the phrases "in one embodiment" or "in an embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
The present invention provides a temperature control device and a server, which are described in detail below by exemplifying specific embodiments.
Referring to fig. 1, an embodiment of the present invention provides a temperature control device, which includes a substrate controller 10, a temperature sensor 11, and a fan 12;
the substrate controller 10 is provided with a general processor 101 and a hardware monitoring chip 102, wherein the general processor 101 is electrically connected with the hardware monitoring chip 102 through a data bus 13;
the data output port of the temperature sensor 11 is electrically connected to the data acquisition port of the hardware monitoring chip 102, and the pulse width control port of the hardware monitoring chip 102 is electrically connected to the rotation speed control port of the fan 12.
Specifically, as shown in fig. 1, the temperature control device provided by the embodiment of the present invention includes a substrate controller 10, a temperature sensor 11, and a fan 12. The substrate controller 10 is a hardware device using a circuit board as a carrier, and the circuit board is provided with a general processor 101 and a hardware monitoring chip 102. The general purpose processor 101 is a type of processor that is relatively specialized, and the general purpose processor 101 is a type of processor with pervasive computing power that is not developed and designed for a specific functional application, which has high flexibility and adaptability. With the development of technology for many years, manufacturers such as Microchip, Philips, Intel, and loongson have introduced a large number of different types of general-purpose processors on the market, and these general-purpose processors have in common that they all have a general-purpose data bus interface built therein, so that the data bus interface can be regarded as a standard configuration of the general-purpose processor 101. Since the data bus 13 interface can realize efficient data bidirectional transmission in short distance between different devices, it is possible to read data from the hardware monitoring chip 102 or output data to the hardware monitoring chip 102 based on the data bus interface of the general-purpose processor 101, that is, the data bus 13 is used to realize electrical connection with the hardware monitoring chip 102.
The temperature sensor 11 can convert the temperature information into an electrical signal by using the temperature-sensitive characteristic thereof, transmit the analog signal to the data acquisition port of the hardware monitoring chip 102 through the data output port, and monitor the temperature acquired by the temperature sensor 11 by the hardware monitoring chip 102. It can be understood that, in implementation, a corresponding number of temperature sensors 11 may be connected according to the number of interfaces provided by the hardware monitoring chip 102, and a plurality of temperature sensors 11 may be arranged at different positions to improve the accuracy of temperature monitoring. The hardware monitor chip 102 performs analog-to-digital conversion and then transmits the digital signal to the general processor 101 through the data bus 13, the general processor 101 generates a control signal according to a temperature control program written therein, the control signal is continuously transmitted to the hardware monitor chip 102 through the data bus 13, a Pulse width control port of the hardware monitor chip 102 is electrically connected to a rotation speed control port of the fan 13, the fan 12 can receive a Pulse Width Modulation (PWM) signal sent from the hardware monitor chip 102, and the PWM signal drives a motor of the fan 12 to rotate according to a rule of the control signal. For example, when the temperature detected by the temperature sensor 11 is high, the rotation speed of the fan 12 may be controlled to increase to speed up the heat dissipation.
The embodiment of the utility model provides an in, through using the data bus interface that general purpose processor has, be connected through data bus and hardware monitoring chip electricity to on hardware monitoring chip electricity connect temperature sensor and fan. Therefore, the environment temperature information is received through the data bus by utilizing the data bus interface in the general processor, the rotating speed of the fan is controlled, the regulation and control of the environment temperature are achieved, the customized special processor and the PECI interface are not required to be relied on, the universality of the temperature control device can be improved, the function of the general processor is fully utilized, in addition, the general processor is more easily obtained, and the temperature control device is more flexible and convenient to realize.
Optionally, the general processor 10 includes an ethernet interface for connecting the temperature control device to an ethernet.
Specifically, the general purpose processor 10 includes an ethernet interface for interfacing the temperature control device into an ethernet network, such that the temperature control device can be remotely accessed and controlled through network equipment in a local area network without personnel field administration control.
Optionally, referring to fig. 2, the temperature control device further includes a PHY chip 14 and an ethernet connector 15, wherein one side of the PHY chip 14 is electrically connected to the ethernet interface, and the other side of the PHY chip 14 is electrically connected to the ethernet connector 15.
Specifically, as shown in fig. 2, when the remote control of the temperature control device is implemented, a PHY (Physical Layer) chip 14 and an ethernet connector 15 may be further integrated in the temperature control device, the PHY chip 14, that is, a network control chip, that is, a main control chip corresponding to a network card, implements matching between a protocol Layer and the Physical Layer, one side of the PHY chip 14 is electrically connected to an ethernet interface of the general processor 10 to transmit data according to a network protocol, the other side of the PHY chip 14 is electrically connected to the ethernet connector 15, that is, a crystal head connector for plugging in a network cable, may be a crystal head of a 7-class or 6-class network cable, the 7-class has a higher bandwidth, and the data transmission efficiency is higher. The technical staff can specifically select according to actual network transmission condition, the utility model discloses do not retrain to this.
Alternatively, referring to FIG. 1, the data bus 13 is I2A C (Inter-Integrated Circuit) bus, the I2The C bus includes an SCL signal line 131 and an SDA signal line 132;
one end of the SCL signal line 131 is electrically connected to the clock port of the general processor 101, and the other end of the SCL signal line 131 is electrically connected to the SMBCLK port of the hardware monitoring chip 102;
one end of the SDA signal line 132 is electrically connected to the data port of the general processor 101, and the other end of the SDA signal line 132 is electrically connected to the SMBDAT port of the hardware monitor chip 102.
Specifically, as shown in fig. 1, the aforementioned data bus 13 may be I2C bus, I2The C bus is a serial data bus, I2The C bus comprises two signal linesAn SCL signal line (serial clock line) 131 and an SDA signal line (serial data line) 132, respectively. The SCL signal line 131 is used for transmitting clock signals, the SDA signal line 132 is used for transmitting data signals, and the I2In the protocol C, the transmission of data in the SDA signal line 132 can be achieved by controlling the signal in the SCL signal line to be at a high level. It can be understood that one end of the SCL signal line 131 is electrically connected to the Clock port of the general-purpose processor 101, the other end of the SCL signal line 131 is electrically connected to the SMBCLK (System Management Bus Clock) port of the hardware monitor chip 102, and the general-purpose processor 101 serves as a master device to realize the control of the slave device hardware monitor chip 102. One end of the SDA signal line 132 is electrically connected to the Data port of the general-purpose processor 101, and the other end of the SDA signal line 132 is electrically connected to the SMBDAT (System Management Bus Data) port of the hardware monitor chip 102, so that the general-purpose processor 101 can receive Data from the hardware monitor chip 102 or send Data to the hardware monitor chip 102.
Optionally, the operating temperature of the hardware monitoring chip 102 is-40 ℃ to 100 ℃.
Specifically, in practical application, the hardware monitoring chip 102 with the working temperature of-40 ℃ to 100 ℃ can be selected according to the planned application scene, so that the temperature control device can meet the requirements of most life or industrial scenes, and has a wide application range. For example, the hardware monitor chip 102 may use a chip LM96194 having a temperature monitoring function and a PWM output function as the hardware monitor chip 102, and the LM96194 has two PWM outputs each controlled by up to six temperature zones in order to set the fan speed. The fan control algorithm may be based on a look-up table, a PI (proportional/integral) control loop, or a combination of both. LM96194 has a two-wire digital interface compatible with SMBus (System Management Bus) 2.0, which is based on I2The C bus principle evolves to a simplified version of I2C-bus, and thus, electrical connection to the general-purpose processor 101 can be achieved.
Optionally, the hardware monitoring chip 102 is integrated with a digital filter, and the digital filter is used for optimizing the temperature data output by the temperature sensor 11.
Specifically, in practical application, the hardware monitoring chip 102 integrated with the digital filter may be further selected to be packaged inside, and the filtering function of the digital filter may be utilized to filter out noise signals, so that the received temperature data is more accurate. For example, LM96194 includes digital filters that can be tuned to smooth temperature readings, thereby better controlling fan speed and minimizing acoustic noise.
Optionally, the temperature sensor 10 is a MOS transistor type sensor.
Specifically, since the MOS transistor is sensitive to temperature, the temperature may affect the electrical performance thereof to output an electrical signal corresponding to the temperature, so the MOS transistor MMBT3904 may be used for measuring the temperature.
Optionally, the general processor 101 includes one of a dragon core 1A series, a dragon core 1B series, a dragon core 1C series, a dragon core 1D series, a dragon core 2H series, a dragon core 2K series, a dragon core 3a4000, and a dragon core 3B 4000.
The embodiment of the utility model also provides a server, the server includes server processor and any one of the aforesaid temperature control device;
the temperature sensor 11 is arranged around the server processor, and the temperature sensor 11 is used for acquiring the ambient temperature of the server processor;
the fan 12 is fixed close to the server processor, and the hardware monitor chip 102 sends a control signal to the fan 12 to adjust the rotation speed so as to adjust the ambient temperature of the server processor.
In particular, the temperature control device described above may be used in a server, which may include a server processor for performing processing of large traffic and data volume, and thus, its operating temperature is critical. A temperature sensor 11 may be provided around the server processor, the temperature sensor 11 being used to acquire the ambient temperature of the server processor. For example, the temperature sensor 11 may be disposed above the processor in the server cabinet, or the temperature sensor 11 may be soldered to the main board at a position close to the processor. The fan 12 is mounted close to the server processor and the hardware monitor chip 102 sends a control signal to the fan 12 to adjust the speed of the fan to adjust the ambient temperature of the server processor. Specifically, the rotation speed of the fan 12 may be increased to accelerate heat dissipation and lower the temperature when the temperature sensor 11 monitors a higher ambient temperature.
The embodiment of the utility model provides an in, through using the data bus interface that general purpose processor has, be connected through data bus and hardware monitoring chip electricity to on hardware monitoring chip electricity connect temperature sensor and fan. Therefore, the environment temperature information is received through the data bus by using the data bus interface in the general processor, the rotating speed of the fan is controlled, the regulation and control of the environment temperature are achieved, the dependence on the customized special processor and the PECI interface is not needed, the universality of the temperature control device can be improved, the functions of the general processor are fully utilized, the general processor is more easily obtained, and the temperature control device is more easily realized. When the temperature control device is used for the server, the heat dissipation scheme of the server is more flexible and convenient.
Finally, it should also be noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or terminal that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or terminal. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or terminal that comprises the element.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
The above description is only for the specific embodiments of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all should be covered within the protection scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (9)
1. A temperature control device, characterized in that the temperature control device comprises a substrate controller, a temperature sensor and a fan;
the substrate controller is provided with a general processor and a hardware monitoring chip, and the general processor is electrically connected with the hardware monitoring chip through a data bus;
and the data output port of the temperature sensor is electrically connected with the data acquisition port of the hardware monitoring chip, and the pulse width control port of the hardware monitoring chip is electrically connected with the rotating speed control port of the fan.
2. The temperature control apparatus according to claim 1,
the general purpose processor includes an ethernet interface for interfacing the temperature control device into an ethernet network.
3. The temperature control apparatus according to claim 2,
the temperature control device further comprises a PHY chip and an Ethernet connector, wherein one side of the PHY chip is electrically connected with the Ethernet interface, and the other side of the PHY chip is connected with the Ethernet connector.
4. The temperature control apparatus according to claim 1,
the data bus is I2And C, a bus.
5. The temperature control apparatus according to claim 4,
said I2The C bus comprises an SCL signal line and an SDA signal line;
one end of the SCL signal line is electrically connected with a clock port of the general processor, and the other end of the SCL signal line is electrically connected with an SMBCLK port of the hardware monitoring chip;
one end of the SDA signal line is electrically connected with the data port of the general processor, and the other end of the SDA signal line is electrically connected with the SMBDAT port of the hardware monitoring chip.
6. The temperature control apparatus according to claim 1,
the working temperature of the hardware monitoring chip is-40 ℃ to 100 ℃.
7. The temperature control apparatus according to claim 6,
the hardware monitoring chip is integrated with a digital filter, and the digital filter is used for optimizing the temperature data output by the temperature sensor.
8. The temperature control apparatus according to any one of claims 1 to 7,
the temperature sensor is an MOS tube type sensor.
9. A server, characterized in that the server comprises a server processor and a temperature control device according to any one of claims 1 to 8;
the temperature sensor is arranged around the server processor and used for acquiring the ambient temperature of the server processor;
the fan is close to the server processor and fixed, and the hardware monitoring chip sends a control signal to the fan to adjust the rotating speed so as to adjust the ambient temperature of the server processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022479815.6U CN213750976U (en) | 2020-10-30 | 2020-10-30 | Temperature control device and server |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022479815.6U CN213750976U (en) | 2020-10-30 | 2020-10-30 | Temperature control device and server |
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| Publication Number | Publication Date |
|---|---|
| CN213750976U true CN213750976U (en) | 2021-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022479815.6U Active CN213750976U (en) | 2020-10-30 | 2020-10-30 | Temperature control device and server |
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| CN (1) | CN213750976U (en) |
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- 2020-10-30 CN CN202022479815.6U patent/CN213750976U/en active Active
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