CN210807993U - High-temperature liquid cooling device for dimethyl silicone oil - Google Patents
High-temperature liquid cooling device for dimethyl silicone oil Download PDFInfo
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- CN210807993U CN210807993U CN201821761584.4U CN201821761584U CN210807993U CN 210807993 U CN210807993 U CN 210807993U CN 201821761584 U CN201821761584 U CN 201821761584U CN 210807993 U CN210807993 U CN 210807993U
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Abstract
The utility model provides a dimethyl silicon oil high temperature liquid cooling device, include: the box, install the following parts in the box: the dimethyl silicon oil high-temperature liquid cooling device is connected with an external load through a hose, one end of the load is connected with a pressure sensor and an inflation valve, the inflation valve is connected with a small pneumatic pump, the other end of the pressure sensor is connected with a liquid supply valve, the liquid supply valve is sequentially connected with a conductivity sensor and a first temperature sensor, the first temperature sensor is further connected with a plate heat exchanger, the plate heat exchanger is opposite to a first fan and a second fan, the first fan and the second fan are respectively connected with a frequency converter, the other end of the load is connected with a liquid return valve and a user wall liquid recovery valve, and the liquid return valve, the second temperature sensor and a flow sensor are sequentially connected. The utility model discloses the confession liquid temperature is high, and the temperature is controllable, from taking liquid recovery unit, has the characteristics of reliability.
Description
Technical Field
The utility model relates to a liquid cooling equipment technical field, in particular to dimethyl silicon oil high temperature liquid cooling device.
Background
The IGBT device may work in a high temperature environment in application, and therefore, a high temperature resistance test of the IGBT device is required. How to provide a device capable of realizing high-temperature-resistant dynamic test for IGBT devices is a technical problem to be solved at present.
SUMMERY OF THE UTILITY MODEL
The purpose of the present invention is to solve at least one of the technical drawbacks.
Therefore, the utility model aims to provide a high-temperature liquid cooling device for dimethyl silicone oil.
In order to achieve the above object, an embodiment of the present invention provides a high temperature liquid cooling device for dimethyl silicone oil, including: the box, install in the following parts in the box: the high-temperature liquid cooling device for the dimethyl silicone oil is connected with an external load through a hose, one end of the load is connected with a pressure sensor and an inflation valve, the inflation valve is connected with a small pneumatic pump, the other end of the pressure sensor is connected with a liquid supply valve, the liquid supply valve is sequentially connected with a conductivity sensor and a first temperature sensor, the first temperature sensor is further connected with a plate heat exchanger, the plate heat exchanger is opposite to a first fan and a second fan, the first fan and the second fan are respectively connected with a frequency converter, the other end of the load is connected with a liquid return valve and a user wall liquid recovery valve, the liquid return valve, the second temperature sensor and a flow sensor are sequentially connected, the other end of the flow sensor is connected with a closed heating box, and the user wall liquid recovery valve is connected with an expansion cavity, the valve of inflation cavity with the closed heating cabinet is connected, the closed heating cabinet is further connected with the one end of bypass valve, the other end of bypass valve with fine filter and manometer are connected, the bottom and the oil pump connection of closed heating cabinet, the oil pump further with manometer and tapping valve are connected, fine filter with plate heat exchanger connects.
Further, a manual exhaust valve is arranged at the top of the expansion cavity.
Furthermore, the top of closed heating cabinet sets up air relief valve, and inside is provided with electric heater.
Further, the bottom of the closed heating box is connected with a liquid feeding valve, and the liquid feeding valve is further connected with a liquid feeding pump.
Further, still include: the display screen is arranged on the front panel of the box body.
Further, the load is an IGBT device.
According to the utility model discloses dimethyl silicon oil high temperature liquid cooling device has following beneficial effect:
1. the working medium is special: the dimethyl silicone oil has good stability and the boiling point can reach 200 ℃;
2. the liquid supply temperature is high: the maximum temperature can reach 130 ℃;
3. the temperature is controllable: the temperature is close to the ring temperature of 130 ℃, and the temperature is adjustable, and the temperature control precision is +/-2 ℃;
4. a liquid recovery device is arranged;
5. reliability: MTBF is more than or equal to 5000 h;
6. maintainability: the average repair time (MTTR) is less than or equal to 2 h.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a structural diagram of a high-temperature liquid cooling device for dimethyl silicone oil according to an embodiment of the present invention;
FIG. 2 is a schematic diagram of the liquid discharge of the high temperature liquid cooling device for dimethyl silicone oil according to the embodiment of the present invention;
fig. 3a and 3b are front and rear views of a high temperature liquid cooling device for dimethyl silicone oil according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary and intended to be used for explaining the present invention, and should not be construed as limiting the present invention.
In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
The utility model provides a dimethyl silicon oil high temperature liquid cooling device can regard as dynamic test frock, mainly carries out the recovery of high temperature resistant test inspection and inspection back liquid for user's IGBT equipment.
As shown in fig. 1 and fig. 2, the high temperature liquid cooling device for dimethyl silicon oil of the embodiment of the present invention adopts a forced air cooling form, including: the box, install the following parts in the box: the high-temperature liquid cooling device for the dimethyl silicon oil is connected with an external load (for example, the load can be IGBT equipment) through a hose, one end of the load is connected with a pressure sensor 19 and an inflation valve 14, the inflation valve 14 is connected with a small pneumatic pump 13, the other end of the pressure sensor 19 is connected with a liquid supply valve 20, the liquid supply valve 20 is sequentially connected with a conductivity sensor 21 and a first temperature sensor 22, the first temperature sensor 22 is further connected with a plate heat exchanger 12, the plate heat exchanger 12 is opposite to a first fan 23 and a second fan 24, the first fan 23 and the second fan 24 are respectively connected with a frequency converter 25, the other end of the load is connected with a liquid return valve 15 and a user wall liquid recovery valve 18, the liquid return valve 15, the second temperature sensor 17 and the flow sensor 16 are sequentially connected, the other end of the flow sensor 16 is connected with a closed heating box 1, the user wall liquid recovery valve 18 is connected with an expansion cavity 2, the valve of expansion cavity 2 is connected with closed heating cabinet 1, and closed heating cabinet 1 further is connected with the one end of bypass valve 10, and the other end of bypass valve 10 is connected with fine filter 11 and manometer 7, and the bottom of closed heating cabinet 1 is connected with oil pump 9, and oil pump 9 further is connected with manometer 7 and bleeder 6, and fine filter 11 is connected with plate heat exchanger 12.
In the embodiment of the present invention, the top of the expansion chamber 2 is provided with a manual exhaust valve. The top of the closed heating box 1 is provided with an automatic exhaust valve 3, and an electric heater 8 is arranged inside the closed heating box. The bottom of the closed heating box 1 is connected with a liquid adding valve 4, and the liquid adding valve 4 is further connected with a liquid adding pump 5.
Fig. 3a and 3b are front and rear views of a high temperature liquid cooling device for dimethyl silicone oil according to an embodiment of the present invention.
Furthermore, the utility model discloses dimethyl silicon oil high temperature liquid cooling device still includes: the display screen is arranged on the front panel of the box body. The device instrument has a self-checking function, when a fault occurs, a human-computer interface on the display screen sends out a corresponding prompt, and an operator searches for a related fault reason according to the fault display panel.
Table 1 shows the structure of the high-temperature liquid cooling device for dimethyl silicone oil of the embodiment of the present invention.
TABLE 1
The working principle of the dimethyl silicone oil high-temperature liquid cooling device provided by the embodiment of the utility model is as follows:
a liquid supply system: the pump station provides pressure and flow. The cooling liquid returns to the device after absorbing heat in the cooled device, the pressure is increased by a liquid pump in the device, heat exchange is carried out between the cooling liquid and the outside air through the air-cooled heat exchanger 12, the cooled cooling liquid enters the cooled device through a pipeline again, and the circulation is carried out, so that the heat of the cooled device is taken away, and the cooled device is guaranteed to work in a good environment.
Temperature control: in order to ensure that the temperature of the liquid supply of the system is adjustable between the ambient temperature (close to the ring temperature) and 130 ℃, the temperature control precision is +/-2 ℃, a frequency converter 25 is arranged on a system fan, and the electric heating is adjusted by adopting electrodeless energy.
Flow regulation: the flow adopts the manual mode of regulation in this scheme, and the system sets up confession, liquid return valve 15 in confession liquid return pipeline, and the bypass branch road sets up the bypass governing valve for flow control.
Liquid recovery process:
after the user test is finished, firstly, cooling the high-temperature 130 ℃ liquid to normal temperature;
closing the liquid supply valve 20, closing the liquid return valve 15 and opening the manual exhaust valve at the top of the expansion cavity 2;
starting a pneumatic pump, starting an air supply valve and a liquid recovery valve, inflating the interior of the user heat load, and discharging liquid into the configuration cavity from a liquid discharge pipe;
after the liquid drainage is finished, all the functional valves are switched to the original state, and the next test is ensured.
Table 2 shows the environmental parameters of the high-temperature liquid cooling device for dimethyl silicone oil according to the embodiment of the present invention; table 3 shows the performance parameters of the embodiments of the present invention.
TABLE 2
TABLE 3
According to the utility model discloses dimethyl silicon oil high temperature liquid cooling device has following beneficial effect:
1. the working medium is special: the dimethyl silicone oil has good stability and the boiling point can reach 200 ℃;
2. the liquid supply temperature is high: the maximum temperature can reach 130 ℃;
3. the temperature is controllable: the temperature is close to the ring temperature of 130 ℃, and the temperature is adjustable, and the temperature control precision is +/-2 ℃;
4. a liquid recovery device is arranged;
5. reliability: MTBF is more than or equal to 5000 h;
6. maintainability: the average repair time (MTTR) is less than or equal to 2 h.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
Although embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that changes, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art without departing from the principles and spirit of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. A high-temperature liquid cooling device for dimethyl silicone oil is characterized by comprising: the box, install in the following parts in the box: the high-temperature liquid cooling device for the dimethyl silicone oil is connected with an external load through a hose, one end of the load is connected with a pressure sensor and an inflation valve, the inflation valve is connected with a small pneumatic pump, the other end of the pressure sensor is connected with a liquid supply valve, the liquid supply valve is sequentially connected with a conductivity sensor and a first temperature sensor, the first temperature sensor is further connected with a plate heat exchanger, the plate heat exchanger is opposite to a first fan and a second fan, the first fan and the second fan are respectively connected with a frequency converter, the other end of the load is connected with a liquid return valve and a user wall liquid recovery valve, the liquid return valve, the second temperature sensor and a flow sensor are sequentially connected, the other end of the flow sensor is connected with a closed heating box, the user wall liquid recovery valve is connected with an expansion cavity, and a valve of the expansion cavity is connected with the closed heating box, the closed heating box is further connected with one end of the bypass valve, the other end of the bypass valve is connected with a fine filter and a pressure gauge, the bottom of the closed heating box is connected with an oil pump, the oil pump is further connected with the pressure gauge and a liquid discharge valve, and the fine filter is connected with the plate heat exchanger.
2. The high-temperature liquid cooling device for dimethyl silicone oil as claimed in claim 1, wherein a manual exhaust valve is arranged at the top of the expansion cavity.
3. The high-temperature liquid cooling device for dimethyl silicone oil as claimed in claim 1, wherein an automatic exhaust valve is arranged at the top of the closed heating box, and an electric heater is arranged inside the closed heating box.
4. The dimethicone high temperature liquid cooling device of claim 1, wherein the bottom of the closed heating box is connected to a charge valve, which is further connected to a charge pump.
5. The dimethylsilicone oil high-temperature liquid cooling device according to claim 1, further comprising: the display screen is arranged on the front panel of the box body.
6. The dimethicone high temperature liquid cooling device of claim 1, wherein the load is an IGBT device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821761584.4U CN210807993U (en) | 2018-10-29 | 2018-10-29 | High-temperature liquid cooling device for dimethyl silicone oil |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821761584.4U CN210807993U (en) | 2018-10-29 | 2018-10-29 | High-temperature liquid cooling device for dimethyl silicone oil |
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| CN210807993U true CN210807993U (en) | 2020-06-19 |
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| CN201821761584.4U Active CN210807993U (en) | 2018-10-29 | 2018-10-29 | High-temperature liquid cooling device for dimethyl silicone oil |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113905600A (en) * | 2021-12-09 | 2022-01-07 | 深圳比特微电子科技有限公司 | Operation and maintenance testing device for liquid-cooled electronic equipment |
| CN114144041A (en) * | 2021-12-01 | 2022-03-04 | 博浩数据信息技术(广州)有限公司 | Integrated liquid cooling equipment for data center |
-
2018
- 2018-10-29 CN CN201821761584.4U patent/CN210807993U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114144041A (en) * | 2021-12-01 | 2022-03-04 | 博浩数据信息技术(广州)有限公司 | Integrated liquid cooling equipment for data center |
| CN114144041B (en) * | 2021-12-01 | 2022-06-21 | 博浩数据信息技术(广州)有限公司 | Integrated liquid cooling equipment for data center |
| CN113905600A (en) * | 2021-12-09 | 2022-01-07 | 深圳比特微电子科技有限公司 | Operation and maintenance testing device for liquid-cooled electronic equipment |
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