CN215373046U - Precise temperature control cooling system - Google Patents
Precise temperature control cooling system Download PDFInfo
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- CN215373046U CN215373046U CN202120818940.7U CN202120818940U CN215373046U CN 215373046 U CN215373046 U CN 215373046U CN 202120818940 U CN202120818940 U CN 202120818940U CN 215373046 U CN215373046 U CN 215373046U
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- 238000001816 cooling Methods 0.000 title claims abstract description 70
- 238000010438 heat treatment Methods 0.000 claims abstract description 11
- 239000002826 coolant Substances 0.000 claims abstract description 8
- 239000007788 liquid Substances 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000011159 matrix material Substances 0.000 claims description 3
- 230000017525 heat dissipation Effects 0.000 description 5
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005057 refrigeration Methods 0.000 description 2
- 230000033228 biological regulation Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model discloses a precise temperature control cooling system, which comprises: a base plate and a plurality of cooling units; the plurality of cooling units are arranged on the bottom plate or embedded in the cold plate; a pipeline is arranged in the cooling unit; the pipeline is provided with an inlet and an outlet and is used for cooling medium to flow into or out of the pipeline; the bottom plate is used for installing heating components. The laser precise temperature control cooling system of the utility model omits a heat pipe in the prior art, and the temperature control is more precise and faster; the bottom plate is cooled through the plurality of cooling units, and the temperature control is more accurate.
Description
Technical Field
The utility model relates to the technical field of heat dissipation, in particular to a precise temperature control cooling system.
Background
The types of lasers are increasing day by day, the development is extremely rapid, the used power is also higher and higher, and the high-power laser is applied to many fields of people's social life, is not only applied to civil fields such as marking, scribing and carving, but also plays an increasingly important role in military fields such as laser guidance, distance measurement and photoelectric countermeasure. The main problem faced by the current high-power laser is that the stable operation time of the laser is short, which greatly limits the practical application. The stable operation time of the laser is mainly related to the heat dissipation of the laser.
The existing laser heat dissipation can not meet the requirement of the existing laser system on the heat dissipation speed, and certain defects exist in the heat dissipation effect and reliability.
SUMMERY OF THE UTILITY MODEL
Aiming at the problems in the prior art, the utility model provides a precise temperature control cooling system, wherein a heating element is directly arranged on a bottom plate, so that a heat pipe in the prior art is omitted, and the temperature is controlled more precisely and more rapidly; the bottom plate is cooled through the plurality of cooling units, and the temperature control is more accurate.
In order to solve the technical problems, the utility model is realized by the following technical scheme:
the utility model provides a precise temperature control cooling system, which comprises: a base plate and a plurality of cooling units; wherein,
a plurality of the cooling units are arranged on the bottom plate or embedded in the bottom plate;
a pipeline is arranged in the cooling unit;
the pipeline is provided with an inlet and an outlet, and the cooling medium flows into or out of the pipeline;
the bottom plate is used for installing heating components.
Preferably, the cooling units are arranged in a matrix, and the same inlet and/or the same outlet are used for the cooling units in the same row or the same column.
Preferably, one inlet and/or outlet is used for each cooling unit. In the prior art, one bottom plate is provided with the same cooling unit, one inlet and one outlet, the inlet temperature is low, the outlet temperature is high, the temperature difference is large, and the control is not accurate. According to the utility model, a plurality of cooling units are arranged on one bottom plate, the same outlet and/or the same outlet are/is adopted by the cooling units in the same row or the same column or one inlet and/or outlet is adopted by each cooling unit, the temperature difference between the inlet and the outlet is small, and the temperature control is more accurate.
Preferably, the inlet and/or outlet is controlled by a control valve for controlling whether it is operated or not. Whether one or more cooling units work or not can be controlled according to needs, when the needed cooling temperature is high or the heating power of the heating element is not high, a part of the cooling units can be controlled not to work, and energy consumption is saved.
Preferably, the cooling unit is embedded in a copper plate, the copper plate being disposed on or embedded in the base plate. The red copper plate has fast heat conduction, more uniform refrigeration temperature and reduced cost.
Preferably, the method further comprises the following steps: the system comprises a liquid storage tank, a thermal expansion valve or an electronic expansion valve, a variable frequency compressor and a feedback unit; wherein,
the outlet of the liquid storage tank is connected with the inlet of the pipeline through the thermostatic expansion valve or the electronic expansion valve;
the outlet of the pipeline is connected with the air suction port of the variable frequency compressor;
the feedback unit is used for feeding back the temperature to the control system, so that the control system controls the thermostatic expansion valve or the electronic expansion valve according to the temperature.
Preferably, the feedback unit feeds back the temperature by two modes of temperature and current of the heating element.
Preferably, the method further comprises the following steps: a bypass solenoid valve and a capillary tube; wherein,
and an exhaust port of the variable frequency compressor is connected with an air suction port of the variable frequency compressor sequentially through a bypass electromagnetic valve and a capillary tube.
Preferably, the method further comprises the following steps: a microchannel heat exchanger; wherein,
the exhaust port of the variable frequency compressor is connected with the inlet of the micro-channel heat exchanger;
the outlet of the micro-channel heat exchanger is connected with the inlet of the liquid storage tank;
the micro-channel heat exchanger is used for cooling the cooling medium.
Compared with the prior art, the utility model has the following advantages:
(1) the precise temperature control cooling system provided by the utility model can be directly arranged on the bottom plate through the heating element, so that a heat pipe in the prior art is omitted, and the temperature control is more precise and faster;
(2) according to the precise temperature control cooling system provided by the utility model, the bottom plate is cooled by the plurality of cooling units, so that the temperature difference between an inlet and an outlet is small, and the temperature control is more precise;
(3) the precise temperature control cooling system provided by the utility model feeds back the temperature in two ways of temperature and current of the heating element, so that the feedback is more accurate and the control is more precise.
Of course, it is not necessary for any product in which the utility model is practiced to achieve all of the above-described advantages at the same time.
Drawings
Embodiments of the utility model are further described below with reference to the accompanying drawings:
FIG. 1 is a schematic structural diagram of a precise temperature control cooling system according to an embodiment of the present invention;
FIG. 2 is a cross-sectional view of a precision temperature controlled cooling system according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a precise temperature control cooling system according to a preferred embodiment of the present invention;
description of reference numerals: 1-a bottom plate, 2-a cooling unit, 3-a pipeline, 4-a liquid storage tank, 5-a thermal expansion valve, 6-a variable frequency compressor, 7-a feedback unit, 8-a bypass electromagnetic valve, 9-a capillary tube, 10-a microchannel heat exchanger, 11-a speed regulation fan and 12-a filter;
61-liquid storage barrel.
Detailed Description
The following examples are given for the detailed implementation and specific operation of the present invention, but the scope of the present invention is not limited to the following examples.
Fig. 1 is a schematic structural diagram of a precise temperature control cooling system according to an embodiment of the present invention, and fig. 2 is a cross-sectional view thereof.
Referring to fig. 1, the precise temperature control cooling system of the present embodiment includes: a base plate 1 and a plurality of cooling units 2. Wherein, a plurality of cooling units 2 are embedded in the bottom plate 1 (in different embodiments, they can also be arranged on the bottom plate 1); a pipeline 3 is arranged in the cooling unit 2; the pipe 3 is provided with an inlet and an outlet for the cooling medium to flow into or out of the pipe 3; the base plate 1 is used for mounting a heat generating component.
In this embodiment, the cooling units 2 are exemplified by three, and each cooling unit has an inlet and an outlet. In different embodiments, the number of the cooling units is not necessarily three, and the cooling units are not necessarily arranged in the same horizontal row, and can be arranged as required.
In a preferred embodiment, the cooling units may also be arranged in a matrix (including multiple rows and columns). The cooling units in the same row or the same column adopt the same inlet and/or the same outlet; or one inlet and/or outlet per cooling unit.
In the prior art, one bottom plate is provided with the same cooling unit, one inlet and one outlet, the inlet temperature is low, the outlet temperature is high, the temperature difference is large, and the control is not accurate. According to the utility model, a plurality of cooling units are arranged on one bottom plate, the same outlet and/or the same outlet are/is adopted by the cooling units in the same row or the same column or one inlet and/or outlet is adopted by each cooling unit, the temperature difference between the inlet and the outlet is small, and the temperature control is more accurate.
In the preferred embodiment, the cooling unit 2 is embedded in a copper plate, which is disposed on the base plate 1 or embedded in the base plate 1. The red copper plate has fast heat conduction, more uniform refrigeration temperature and reduced cost.
In a preferred embodiment, the cooling system further comprises: a liquid storage tank 4, a thermostatic expansion valve 5, a variable frequency compressor 6 and a feedback unit 7, and the structural schematic diagram is shown in fig. 3. Wherein, the outlet of the liquid storage tank 4 is connected with the inlet of the pipeline 3 through a thermostatic expansion valve 5; the outlet of the pipeline 3 is connected with a liquid storage barrel 61 of the variable frequency compressor 6; the feedback unit 7 is used for feeding back the temperature to the control system, so that the control system controls the thermostatic expansion valve 5 according to the temperature. In this embodiment, a thermostatic expansion valve is taken as an example, and in different embodiments, an electronic expansion valve may be used.
In this embodiment, the cooling system further includes: bypassing the solenoid valve 8 and the capillary tube 9. Wherein, the exhaust port of the variable frequency compressor 6 is connected with the air suction port of the variable frequency compressor 6 sequentially through a bypass electromagnetic valve 8 and a capillary tube 9.
In this embodiment, the method further includes: a microchannel heat exchanger 10. Wherein, the exhaust port of the variable frequency compressor 6 is connected with the inlet of the micro-channel heat exchanger 10; the outlet of the micro-channel heat exchanger 10 is connected with the inlet of the liquid storage tank 4; the microchannel heat exchanger 10 is used to cool a cooling medium. The micro-channel heat exchanger 10 is cooled by a speed-regulating fan 11.
In this embodiment, the method further includes: and the filter 12 is arranged between the liquid storage tank 4 and the thermostatic expansion valve 5 and is used for filtering the cooling medium.
In a preferred embodiment, the feedback unit feeds back the temperature by two modes of temperature and current of the heating element. The temperature is fed back through two modes, the fed back temperature is more accurate, and the temperature control is more accurate.
The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and not to limit the utility model. Any modifications and variations within the scope of the description, which may occur to those skilled in the art, are intended to be within the scope of the utility model.
Claims (8)
1. A precision temperature controlled cooling system, comprising: a base plate and a plurality of cooling units; wherein,
a plurality of the cooling units are arranged on the bottom plate or embedded in the bottom plate;
a pipeline is arranged in the cooling unit;
the pipeline is provided with an inlet and an outlet, and the cooling medium flows into or out of the pipeline;
the bottom plate is used for installing heating components.
2. The precise temperature control cooling system according to claim 1, wherein the cooling units are arranged in a matrix, and the cooling units in the same row or the same column adopt the same inlet and/or the same outlet; or,
one inlet and/or outlet for each cooling unit.
3. The precise temperature controlled cooling system according to claim 2, wherein the inlet and/or outlet is controlled by a control valve for controlling whether it is operated.
4. The precision temperature controlled cooling system of claim 1, wherein the cooling unit is embedded in a copper plate disposed on or embedded in the base plate.
5. The precision temperature controlled cooling system of claim 1, further comprising: the system comprises a liquid storage tank, a thermal expansion valve or an electronic expansion valve, a variable frequency compressor and a feedback unit; wherein,
the outlet of the liquid storage tank is connected with the inlet of the pipeline through the thermostatic expansion valve or the electronic expansion valve;
the outlet of the pipeline is connected with the air suction port of the variable frequency compressor;
the feedback unit is used for feeding back the temperature to the control system, so that the control system controls the thermostatic expansion valve or the electronic expansion valve according to the temperature.
6. The precise temperature control cooling system according to claim 5, wherein the feedback unit feeds back the temperature by means of two modes, namely temperature and current of a heating element.
7. The precision temperature controlled cooling system of claim 5, further comprising: a bypass solenoid valve and a capillary tube; wherein,
and an exhaust port of the variable frequency compressor is connected with an air suction port of the variable frequency compressor sequentially through a bypass electromagnetic valve and a capillary tube.
8. The precision temperature controlled cooling system of claim 5, further comprising: a microchannel heat exchanger; wherein,
the exhaust port of the variable frequency compressor is connected with the inlet of the micro-channel heat exchanger;
the outlet of the micro-channel heat exchanger is connected with the inlet of the liquid storage tank;
the micro-channel heat exchanger is used for cooling the cooling medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120818940.7U CN215373046U (en) | 2021-04-21 | 2021-04-21 | Precise temperature control cooling system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120818940.7U CN215373046U (en) | 2021-04-21 | 2021-04-21 | Precise temperature control cooling system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215373046U true CN215373046U (en) | 2021-12-31 |
Family
ID=79627685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120818940.7U Active CN215373046U (en) | 2021-04-21 | 2021-04-21 | Precise temperature control cooling system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215373046U (en) |
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2021
- 2021-04-21 CN CN202120818940.7U patent/CN215373046U/en active Active
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