CN210247320U - Heat abstractor for robot control - Google Patents

Abstract

The utility model provides a heat abstractor for robot control sets up in the robot control cabinet, including casing, empty heat exchanger, first axial fan, second axial fan, temperature probe and controller, and the cabinet body of robot control cabinet and the same side of casing are equipped with outer air inlet, and outer air inlet is just to first axial fan; the upper end of the outer air inlet is provided with an outer air outlet; an air-air heat exchanger is arranged between the first axial flow fan and the second axial flow fan; the second axial flow fan is just facing to the internal gas outlet, and the internal gas inlet is arranged below the internal gas outlet. The air-air heat exchanger is divided into two independent parts, and axial flow fans are respectively arranged in the two parts; utilize first axial fan to absorb outside cold air, second axial fan absorbs inside hot-air, and outside cold air and inside hot-air utilize empty heat exchanger to carry out the heat transfer, avoid setting up the water tank in the switch board, and occupation space is little, avoids during steam gets into the switch board, can satisfy the protection level of robot controller.

Description

Heat abstractor for robot control

Technical Field

The utility model relates to a machine heat dissipation technical field, in particular to heat abstractor for robot control.

Background

The liquid cooling source technology is the latest technology which utilizes cooling liquid as a circulating medium to realize heat conduction and temperature control of high heat flow density areas in electronic devices and equipment. Along with the development of times and technological progress, the integration degree of electronic components is higher and higher, the heat flux density of integrated components is remarkably increased, the power consumption is further improved, and the traditional cooling means can not meet the heat dissipation requirements of modern and future advanced electronic devices and equipment (such as high-power microwave and millimeter wave devices, airborne and satellite-borne electronic equipment, machine rooms, data center communication equipment and the like).

Especially in the robot manufacturing field, the protection level of robot controller is IP54, has higher protection requirement to water and dust in the controller promptly, adopts traditional controller to carry out water-cooling or air-cooled cooling, can cause the inside humidity increase of robot controller to because the water tank occupies the inner space of robot control cabinet, the water tank is used for a long time and need be carried out the liquid feeding or clear up the incrustation scale in the water tank. It is very inconvenient and thus the convection heat exchange of the cooling apparatus air of the existing robot controller cannot satisfy the requirement.

SUMMERY OF THE UTILITY MODEL

The purpose of the present invention is to solve at least one of the technical drawbacks.

In order to achieve the above object, an embodiment of an aspect of the present invention provides a heat dissipation device for robot control, which is disposed in a robot control cabinet and includes a housing, an air-to-air heat exchanger, a first axial fan, a second axial fan, a temperature probe and a controller, wherein an outer air inlet is disposed on the same side of a cabinet body and the housing of the robot control cabinet, and the outer air inlet is opposite to the first axial fan; an outer air inlet is arranged at the upper end of the outer air inlet; an air-air heat exchanger is arranged between the first axial flow fan and the second axial flow fan; the second axial flow fan is arranged at the inner air outlet, and an inner air inlet is arranged below the inner air outlet;

the temperature probe is connected with the input end of the controller, and the output end of the controller is respectively connected with the first axial flow fan and the second axial flow fan.

Preferably, the air-air heat exchanger comprises an exchanger inner core, an upper partition and a lower partition; the exchanger inner core adopts folding fins formed integrally.

In any of the above schemes, preferably, the upper end of the upper partition is fixedly connected with the upper end of the housing, and the front end and the rear end of the upper partition are inserted into an upper groove provided on the housing.

In any of the above schemes, preferably, the bottom of the lower partition is fixedly connected with the lower end of the housing, and the front end and the rear end of the lower partition are inserted into the lower groove provided on the housing.

In any of the above solutions, preferably, an exchanger core is fixedly disposed between the upper partition and the lower partition.

In any of the above schemes, it is preferable that a filtering cover is arranged at the outer air inlet and the inner air inlet.

In any of the above schemes, preferably, a solid desiccant is provided at the inner air inlet.

According to the utility model provides a heat abstractor for robot control compares in current cooling device, has following advantage at least:

1. the heat dissipation device is arranged in the robot control cabinet, and is divided into two independent parts by the air-air heat exchanger, and the two parts are respectively provided with the axial flow fans; utilize first axial fan to absorb outside cold air, second axial fan absorbs inside hot-air, and outside cold air and inside hot-air utilize empty heat exchanger to carry out the heat transfer, avoid setting up the water tank in the switch board, and occupation space is little, avoids during steam gets into the switch board, can satisfy the protection level of robot controller.

2. The air-air heat exchanger adopts the form of folding fins and upper and lower baffles, and is convenient to install.

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 schematic diagram of a heat dissipation device for robot control according to an embodiment of the present invention;

fig. 2 is a structural diagram of an air-to-air heat exchanger of a heat dissipation device for robot control according to an embodiment of the present invention;

in the figure:

1. a robot control cabinet; 2. a housing; 3. an air-to-air heat exchanger; 4. a first axial fan; 5. a second axial fan; 6. a temperature probe; 201. an outer air inlet; 202. an outer air outlet; 203. an inner air outlet; 204. an inner air inlet; 301. an exchanger core; 302. an upper partition; 303. a lower partition; 304. an upper groove; 305. a lower groove;

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.

As shown in fig. 1, the heat dissipation device for robot control according to the embodiment of the present invention is disposed in a robot control cabinet 1, and includes a housing 2, an air-air heat exchanger 3, a first axial fan 4, a second axial fan 5, a temperature probe 6, and a controller, wherein an outer air inlet 201 is disposed on the same side of a cabinet body of the robot control cabinet 1 and the housing 2, and the outer air inlet 201 is directly opposite to the first axial fan 4; an outer air outlet 202 is arranged at the upper end of the outer air inlet 201; an air-air heat exchanger 3 is arranged between the first axial fan 4 and the second axial fan 5; the second axial flow fan 5 is over against the inner air outlet 203, and an inner air inlet 204 is arranged below the inner air outlet 203;

the heat exchanger is arranged in a robot control cabinet 1, the heat exchanger is divided into two independent parts by an air-air heat exchanger 3, and axial flow fans are respectively arranged in the two parts. The part circulating outside the control cabinet (atmosphere) is an external circulation part, and the air (cold air) sucked by the fan exchanges heat with the heat exchanger to discharge heat into the atmosphere heat sink; the part of the internal circulation of the control cabinet is an internal circulation part, hot air sucked into the control cabinet by the fan exchanges heat with cold air circulating outside the air-air heat exchanger 3, and heat is discharged out of the control cabinet through the external circulation. Because the internal and external circulation is independent, dust and water in the atmosphere cannot enter the control cabinet, the protection grade can reach IP54, and the product requirement is met. The heat exchanger discharges heat consumption in the control system to the atmosphere heat sink through internal and external circulation, so that the system works stably and reliably. The heat exchanger is an air-air heat exchanger, a robot controller for cooling IP54 is adopted, the working environment temperature is 52 ℃, the service life is more than 8 years, the outer side of the air-air heat exchanger meets IP54, and the noise value is less than 60dB (A).

In the above embodiment, the temperature probe 6 is connected to the input end of the controller, and the output end of the controller is respectively connected to the first axial fan 4 and the second axial fan 5. The temperature of the internal circulation gas in the control cabinet is detected through the temperature probe 6, the temperature sensor sends the collected temperature signal to the controller, the power of the first axial flow fan 4 and the power of the second axial flow fan 5 are controlled through the controller, high-power work of the axial flow fans is achieved when the temperature is high, and more internal and external air is promoted to form convection for heat exchange. When the temperature is low, the axial flow fan works at low power, so that the heat exchange efficiency is ensured, and meanwhile, the energy is saved.

The controller adopts a PLC controller, wherein the model of the PLC controller can adopt FX3U32 MRT.

As shown in fig. 2, the air-air heat exchanger 3 comprises an exchanger core 301, an upper partition 302 and a lower partition 303; the exchanger core 301 is made of folded fins formed integrally. The upper end of the upper partition 302 is fixedly connected with the upper end of the housing 2, and the front end and the rear end of the upper partition 302 are inserted into an upper groove 304 arranged on the housing 2. The bottom of the lower partition 303 is fixedly connected with the lower end of the housing 2, and the front end and the rear end of the lower partition 303 are inserted into a lower groove 305 arranged on the housing 2.

An exchanger inner core is fixedly arranged between the upper partition and the lower partition. And the outer air inlet and the inner air inlet are provided with filter covers. The phenomenon that sundries in the air enter the heat exchanger and are adsorbed on fins of the heat exchanger to affect the heat exchange efficiency is avoided. The inner air inlet is provided with a solid desiccant. The problem that the service life of electronic devices in the control cabinet is influenced by water vapor generated by liquefaction formed by temperature rise and temperature reduction is avoided.

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 (7)

1. A heat dissipation device for robot control is arranged in a robot control cabinet and comprises a shell, an air-air heat exchanger, a first axial flow fan, a second axial flow fan, a temperature probe and a controller, and is characterized in that an outer air inlet is formed in the same side of a cabinet body and the shell of the robot control cabinet, and the outer air inlet is opposite to the first axial flow fan; an outer air inlet is arranged at the upper end of the outer air inlet; an air-air heat exchanger is arranged between the first axial flow fan and the second axial flow fan; the second axial flow fan is arranged at the inner air outlet, and an inner air inlet is arranged below the inner air outlet;

the temperature probe is connected with the input end of the controller, and the output end of the controller is respectively connected with the first axial flow fan and the second axial flow fan.

2. The robotically controlled heat sink of claim 1 wherein said air-to-air heat exchanger comprises an exchanger core, an upper barrier and a lower barrier; the exchanger inner core adopts folding fins formed integrally.

3. The heat sink for robot control according to claim 2, wherein the upper end of the upper barrier is fixedly connected to the upper end of the housing, and the front and rear ends of the upper barrier are inserted into an upper groove provided in the housing.

4. The heat sink for robot control according to claim 2, wherein the bottom of the lower barrier is fixedly connected to the lower end of the housing, and the front and rear ends of the lower barrier are inserted into a lower groove provided in the housing.

5. The heat sink for robot control according to claim 2, wherein an exchanger core is fixedly disposed between the upper barrier and the lower barrier.

6. The heat sink for robot control according to claim 1, wherein a filter cover is provided at the outer air inlet and the inner air inlet.

7. The heat sink for robot control according to claim 1, wherein a solid desiccant is provided at the inner air inlet.

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