A kind of heat sink for touch-screen system
Technical field
The utility model relates to refrigeration technology field, relates in particular to a kind of heat sink for touch-screen system.
Background technology
At present, in various museums and exhibition room, all adopt the mode of touch-screen to put on display introduction, wherein, the maximum feature of closed touch-screen system is that profile plasticity is extremely strong, colourful profile has greatly improved user's experience sense, but thing followed problem is due to profile sealing, inevitably cause poor heat radiation, and along with present system power is increasing, this problem is more outstanding, it is slack-off that its topmost performance is exactly system program operation, even crashes, so head it off is extremely urgent.
Therefore,, for above deficiency, the utility model provides a kind of heat sink for touch-screen system.
Utility model content
(1) technical matters that will solve
The purpose of this utility model is to provide a kind of heat sink for touch-screen system to solve the problem of touch-screen system weak heat-dissipating.
(2) technical scheme
In order to solve the problems of the technologies described above, the utility model provides a kind of heat sink for touch-screen system, and it comprises cold plate assembly, cooling vessel assembly, temperature sensor, controller and flow regulator; Cold plate assembly, temperature sensor are arranged in the enclosure space of touch-screen system, and cold plate assembly is connected by coolant pipe with cooling vessel assembly, and flow regulator is arranged on coolant pipe, and temperature sensor, flow regulator are connected with controller.
Wherein, described flow regulator is voltage-controlled water pump.
Wherein, described controller comprises power interface, temperature voltage modular converter and the temperature voltage interface being connected with described temperature voltage modular converter and water pump voltage source mouth, described temperature voltage interface is connected with described temperature sensor, described water pump voltage source mouth is connected with described voltage-controlled water pump, and described temperature voltage modular converter is connected with described power interface.
Wherein, described cold plate assembly comprises back up pad and is arranged on the capillary catheter in described back up pad, described capillary catheter is S type, described coolant pipe comprises delivery pipe and recirculatory pipe, the import of described capillary catheter is connected with described delivery pipe, and described capillary catheter outlet is connected with described recirculatory pipe.
Wherein, described cooling vessel assembly comprises liquid reserve tank and the cold external member of electricity contacting with liquid coolant in described liquid reserve tank, and described delivery pipe is all connected with described liquid reserve tank with described recirculatory pipe.
Wherein, cold external member of described electricity comprises electricity cold and fan, and the cold junction that described electricity is cold is close with cooling liquid phase in described liquid reserve tank or contact, and the hot junction that described electricity is cold and the heat radiator of described fan join.
Wherein, described controller also comprises relay module and the fan voltage source mouth being connected, described relay module is connected with described power interface with described temperature voltage modular converter, described fan voltage source mouth is connected with cold of described fan and described electricity, and cold of described electricity is arranged in parallel with described fan.
Wherein, described liquid reserve tank adopts foam material.
Wherein, described cooling vessel assembly, controller and flow regulator are arranged within the walls.
Wherein, the liquid coolant in described cooling vessel assembly is non-conductive liquid.
(3) beneficial effect
Technique scheme tool of the present utility model has the following advantages: the heat sink temperature sensor for touch-screen system that the utility model provides is connected with controller, temperature sensor passes to controller by the temperature information in the touch-screen system enclosure space recording, controller will pass to flow controller after this information processing, flow controller can make the flow velocity of liquid coolant in coolant pipe accelerate, thereby accelerated the frequency of cold plate component heat exchange, finally reached the object of fast cooling; Temperature voltage modular converter in controller is connected with relay module, and relay module is connected with the cold external member of electricity in cooling vessel assembly, when temperature is lower, by relay, disconnects refrigeration power supply, can save the energy.
Accompanying drawing explanation
Fig. 1 is that the utility model embodiment is for the structural representation of the heat sink of touch-screen system;
Fig. 2 is that the utility model embodiment is for the structural representation of the heat sink middle controller of touch-screen system.
In figure, 1: touch-screen system enclosure space; 2: temperature sensor; 3: cold plate assembly; 4: power supply; 5: controller; 6: voltage-controlled water pump; 7: cooling vessel assembly; 701: fan; 702: cold of electricity; 703: liquid reserve tank; 8: delivery pipe; 9: recirculatory pipe; 10: wall.
Embodiment
Below in conjunction with drawings and Examples, embodiment of the present utility model is described in further detail.Following examples are used for illustrating the utility model, but are not used for limiting scope of the present utility model.
As shown in Figure 1, the heat sink for touch-screen system that the utility model embodiment provides comprises temperature sensor 2, the cold plate assembly 3 that is arranged on the outer touch-screen system enclosure space 1 of wall 10, and is arranged on power supply 4, controller 5, cooling vessel assembly 7 and voltage-controlled water pump 6 in wall 10; Cold plate assembly 3 is connected by coolant pipe with cooling vessel assembly 7, and specifically, coolant pipe comprises delivery pipe 8 and recirculatory pipe 9, and liquid coolant circulates between cold plate assembly 3 and cooling vessel assembly 7, realizes heat interchange.
Described temperature sensor 2 is connected with controller 5, for transmit in real time the temperature information of touch-screen system enclosure space 1 to controller 5, voltage-controlled water pump 6 is set on the delivery pipe 8 of liquid coolant, and controller 5 is connected with voltage-controlled water pump 6; Controller 5 is connecting power supply 4; Cooling vessel assembly 7 is connected with controller 5, by controller 5, obtains working power.
Particularly, as shown in Figure 2, controller 5 comprises power interface, temperature voltage modular converter and the temperature voltage interface being connected with temperature voltage modular converter and water pump voltage source mouth, temperature voltage modular converter is connected with power interface, temperature voltage interface is connected with temperature sensor 2, and water pump voltage source mouth is connected with voltage-controlled water pump 6.Like this, the temperature information that temperature sensor 2 obtains in touch-screen system enclosure space 1 passes to the temperature voltage modular converter in controller 5 by temperature voltage interface, temperature voltage modular converter obtains corresponding output voltage, a part for this output voltage acts on voltage-controlled water pump 6 through water pump voltage source mouth, the temperature of touch-screen system enclosure space 1 is high, the voltage that acts on water pump is just large, it is large that pump working intensity becomes thereupon, the flow velocity of the liquid coolant in cooling tube also accelerates, indirectly accelerate temperature exchange, reached the object of accelerating cooling.
Continue as shown in Figure 2, controller 5 also comprises relay module and the fan voltage source mouth being connected, relay module is connected with temperature voltage modular converter, fan voltage source mouth is connected with the cold external member of electricity in cooling vessel assembly 7, relay module is connected with power interface, and power interface provides power supply by relay module to cold external member of electricity.Like this, another part pilot relay module of temperature voltage modular converter output voltage, when temperature is lower, disconnects refrigeration power supply by relay module, cold external member of electricity is quit work, to save the energy.
Further, the power interface in controller 5 connects 220V power supply, in order to adapt to the parts of different model, can the first transformer be set at power interface place, is 12V voltage, and then transports to temperature voltage modular converter and relay module by 220V voltage transitions; Between relay module and fan voltage source mouth, the second transformer can also be set, 12V voltage be converted into 5V voltage and transport to cold external member of electricity, the voltage of 5V goes for corresponding fan 701 and cold 702 models of electricity.
Further, as shown in Figure 1, cooling vessel assembly 7 comprises liquid reserve tank 703 and the cold external member of electricity contacting with liquid coolant in liquid reserve tank 703, and liquid reserve tank 703 is connected with recirculatory pipe 9 with delivery pipe 8 respectively; Cold external member of electricity comprises electricity cold 702 and fan 701, the hot junction that electricity is cold 702 contacts with the heat radiator of fan 701, the cold junction that electricity is cold 702 is close with cooling liquid phase in liquid reserve tank 703 or contact, after fan 701 and cold 702 parallel connections of electricity, be connected to fan voltage source mouth, by relay module, can control the work of cold 702 of electricity and fan 701, and then can make the heat sink of the present embodiment more energy-conservation.Preferably, cold external member of two cover electricity is set in cooling vessel assembly 7.
Further, as shown in Figure 1, cold plate assembly 3 comprises back up pad and is arranged on the capillary catheter in back up pad, capillary catheter is S type, coolant pipe comprises delivery pipe 8 and recirculatory pipe 9, the import of capillary catheter is connected with delivery pipe 8, and the outlet of capillary catheter is connected with recirculatory pipe 9, by capillary catheter, can strengthen heat transfer effect.
Preferably, liquid reserve tank 703 adopts foam material, can improve the heat-insulating property of liquid reserve tank 703; Cooling vessel assembly 7, controller 5 and flow regulator are arranged in wall 10, and this separation design can not affect original layout of museum's exhibition room; Liquid coolant in cooling vessel assembly 7 is non-conductive liquid, has guaranteed like this safety, has improved thermal conversion rate.
To sum up, the temperature signal that the heat sink for touch-screen system that the present embodiment provides transmits temperature sensor 2 by controller 5 temperature voltage modular converters is converted to voltage signal, then pass to voltage-controlled water pump 6, the control of realization to voltage-controlled water pump 6, and then flow velocity that can liquid coolant, indirectly accelerate temperature exchange, reached the object of accelerating cooling; By the relay module in controller 5, be connected with temperature voltage modular converter, control the working power of cold external member of electricity, when the temperature of touch-screen system enclosure space 1 is lower, by relay module, disconnects the power supply that freezes, saved the energy.
Below be only preferred implementation of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model know-why; can also make some improvement and modification, these improve and modification also should be considered as protection domain of the present utility model.